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   WSO.B
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股本结构

单位：万股
公告日期 2024-04-26 2024-02-23 2024-02-23 2023-11-03 2023-09-05 2023-08-03
证券总股本 4030.00 3949.66 4426.85 3939.42 3355.84 3906.67
普通股本 4030.00 3949.66 4426.85 3939.42 3355.84 3906.67
优先股 未披露 未披露 未披露 未披露 未披露 未披露
其他 未披露 未披露 未披露 未披露 未披露 未披露
变动日期 2024-04-05 2024-02-20 2023-12-31 2023-10-30 2023-08-31 2023-08-01
注释：中概股证券总股本=普通股股本/ 存托凭证比例

历史变动

公告日期 变动后普通股本（万股） 变动后优先股（万股） 变动原因 变动日期
2024-04-26 4030.00 未披露 定期报告 2024-04-05
2024-02-23 3949.66 未披露 定期报告 2024-02-20
2024-02-23 4426.85 未披露
更多>>
From December 31, 2022 to December 31, 2023 Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuance of Class B common stock Common stock issued for Gateway Supply Company, Inc. Retirement of common stock Net proceeds from the sale of Common stock
2023-12-31
2023-11-03 3939.42 未披露 定期报告 2023-10-30
2023-09-05 3355.84 未披露 定期报告 2023-08-31
2023-08-03 3906.67 未披露 定期报告 2023-08-01
2023-05-05 3895.56 未披露 定期报告 2023-05-01
2023-04-28 3895.53 未披露 定期报告 2023-04-06
2023-05-05 3895.40 未披露
更多>>
From December 31, 2022 to March 31, 2023 Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuance of Class B common stock Retirement of common stock
2023-03-31
2023-02-24 3882.80 未披露 定期报告 2023-02-21
2023-02-24 4362.21 未披露
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From December 31, 2021 to December 31, 2022 Issuances of non-vested restricted shares of common stock Forfeitures of restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
2022-12-31
2022-11-03 3873.62 未披露 定期报告 2022-10-31
2022-08-04 3899.23 未披露 定期报告 2022-08-01
2022-08-04 3897.69 未披露
更多>>
From March 31, 2022 to June 30, 2022 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
2022-06-30
2022-05-05 3896.28 未披露 定期报告 2022-05-02
2022-04-29 3894.92 未披露 定期报告 2022-04-08
2022-02-25 3887.42 未披露 定期报告 2022-02-22
2022-02-25 4367.19 未披露 定期报告 2021-12-31
2021-11-04 3877.30 未披露 定期报告 2021-11-01
2021-11-04 3876.19 未披露
更多>>
From June 30, 2021 to September 30, 2021 Issuances of non-vested restricted shares of common stock Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Makdad Industrial Supply Co., Inc.
2021-09-30
2021-08-05 3873.52 未披露 定期报告 2021-08-02
2021-08-05 3872.52 未披露
更多>>
From March 31, 2021 to June 30, 2021 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Acme Refrigeration of Baton Rouge LLC
2021-06-30
2021-05-06 3868.11 未披露 定期报告 2021-05-03
2021-04-30 3866.03 未披露 定期报告 2021-04-09
2021-02-26 3861.24 未披露 定期报告 2021-02-23
2020-11-05 3848.22 未披露 定期报告 2020-11-02
2020-08-06 3842.05 未披露 定期报告 2020-08-03
2020-05-07 3835.83 未披露 定期报告 2020-05-04
2020-04-24 3834.90 未披露 定期报告 2020-04-03
2020-02-28 3828.28 未披露 定期报告 2020-02-25
2020-02-28 4306.63 未披露
更多>>
from December 31, 2018 to December 31, 2019 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Dunphey & Associates Supply Co., Inc. Common stock issued for Peirce-Phelps, Inc. Common stock issued for N&S Supply of Fishkill, Inc.
2019-12-31
2019-11-01 3810.11 未披露 定期报告 2019-10-28
2019-11-01 3809.72 未披露
更多>>
from June 30, 2019 to September 30, 2019 Issuances of non-vested restricted shares of common stock Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Dunphey & Associates Supply Co., Inc.
2019-09-30
2019-08-08 3805.97 未披露 定期报告 2019-08-05
2019-08-08 3765.99 未披露
更多>>
from March 31, 2019 to June 30, 2019 Issuances of non-vested restricted shares of common stock Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Dunphey & Associates Supply Co., Inc.
2019-06-30
2019-05-09 3764.87 未披露 定期报告 2019-05-06
2019-04-26 3763.30 未披露 定期报告 2019-04-05
2019-05-09 3757.03 未披露
更多>>
from December 31, 2018 to March 31, 2019 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
2019-03-31
2019-02-28 3753.49 未披露 定期报告 2019-02-25
2019-02-28 3746.16 未披露
更多>>
from December 31, 2017 to December 31, 2018 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Alert Labs Inc.
2018-12-31
2018-11-08 3742.74 未披露 定期报告 2018-11-05
2018-08-03 3736.90 未披露 定期报告 2018-07-30
2018-05-09 3735.95 未披露 定期报告 2018-05-04
2018-04-27 3736.83 未披露 定期报告 2018-04-06
2018-03-01 3730.71 未披露 定期报告 2018-02-23
2018-03-01 4210.10 未披露
更多>>
from December 31, 2016 to December 31, 2017 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Net proceeds from the sale of Common stock
2017-12-31
2017-11-07 3574.21 未披露 定期报告 2017-11-03
2017-07-28 3570.68 未披露 定期报告 2017-07-24
2017-05-05 3566.85 未披露 定期报告 2017-05-01
2017-04-28 3566.75 未披露 定期报告 2017-04-07
2017-02-21 3560.59 未披露 定期报告 2017-02-17
2017-02-21 3553.04 未披露
更多>>
from December 31, 2015 to December 31, 2016 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
2016-12-31
2016-11-03 3552.72 未披露 定期报告 2016-10-28
2016-08-09 3547.11 未披露 定期报告 2016-08-05
2016-05-06 3546.40 未披露 定期报告 2016-05-02
2016-04-29 3543.82 未披露 定期报告 2016-04-07
2016-02-29 3533.37 未披露 定期报告 2016-02-23
2016-02-29 3531.15 未披露
更多>>
From December 31, 2014 to December 31, 2015 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
2015-12-31
2015-11-05 3528.41 未披露 定期报告 2015-11-02
2015-08-06 3525.13 未披露 定期报告 2015-08-04
2015-05-07 3520.15 未披露 定期报告 2015-05-01
2015-04-16 3520.14 未披露 定期报告 2015-03-30
2015-02-24 3503.58 未披露 定期报告 2015-02-18
2015-02-24 3500.66 未披露
更多>>
from December 31, 2013 to December 31, 2014 Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
2014-12-31
2014-11-04 3499.15 未披露 定期报告 2014-10-30
2014-08-01 3495.95 未披露 定期报告 2014-07-28
2014-04-17 3496.46 未披露 定期报告 2014-04-04
2014-02-27 3480.93 未披露 定期报告 2014-02-21
2014-02-27 3472.71 未披露
更多>>
from December 31, 2012 to December 31, 2013 Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
2013-12-31
2013-11-01 3472.15 未披露 定期报告 2013-10-28
2013-08-02 3466.05 未披露 定期报告 2013-07-29
2013-04-22 3463.52 未披露 定期报告 2013-04-05
2013-02-28 3456.50 未披露 定期报告 2013-02-25
2013-02-28 3452.13 未披露
更多>>
from December 31, 2011 to December 31, 2012 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Common stock issued for Carrier Enterprise III
2012-12-31
2012-11-08 3449.25 未披露 定期报告 2012-11-02
2012-08-09 3447.89 未披露 定期报告 2012-08-03
2012-05-09 3439.15 未披露 定期报告 2012-05-04
2012-02-29 3302.09 未披露 定期报告 2012-02-24
2012-02-29 3300.53 未披露
更多>>
from Dec 31,2010 to Dec 31,2011 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock
2011-12-31
2011-11-08 3300.36 未披露 定期报告 2011-11-03
2011-08-09 3294.53 未披露 定期报告 2011-08-03
2011-05-10 3293.04 未披露 定期报告 2011-05-05
2011-03-01 3257.69 未披露 定期报告 2011-02-25
2011-03-01 2607.85 未披露
更多>>
from December 31, 2009 to December 31, 2010 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock
2010-12-31
2010-11-05 3239.90 未披露 定期报告 2010-11-02
2010-08-06 3239.99 未披露 定期报告 2010-08-03
2010-02-26 3233.19 未披露 定期报告 2010-02-24
2010-02-26 3213.86 未披露
更多>>
from December 31, 2008 to December 31, 2009 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock Common and Class B common stock issued for joint venture
2009-12-31
2009-02-27 2849.01 未披露 定期报告 2009-02-24
2009-02-27 2832.56 未披露
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from December 31, 2007 to December 31, 2008 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Purchase of treasury stock
2008-12-31
2008-02-29 2797.54 未披露 定期报告 2008-02-27
2008-02-29 2796.95 未披露
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from December 31, 2006 to December 31, 2007 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock Purchase of treasury stock
2007-12-31
2007-03-01 2784.99 未披露 定期报告 2007-02-15
2007-03-01 2783.28 未披露
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from December 31, 2005 to December 31, 2006 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested shares of common stock Forfeitures of non-vested shares of common stock Purchase of treasury stock
2006-12-31
2006-03-16 2772.86 未披露 定期报告 2006-02-28
2006-03-16 2746.28 未披露
更多>>
from December 31, 2004 to December 31, 2005 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Common stock issued for acquisition Purchase of treasury stock
2005-12-31
2005-03-16 2728.23 未披露 定期报告 2005-02-28
2005-03-16 2685.55 未披露
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from December 31, 2003 to December 31, 2004 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Purchase of treasury stock
2004-12-31
2004-03-15 2634.66 未披露 定期报告 2004-02-29
2004-03-15 2632.37 未披露
更多>>
from December 31, 2002 to December 31, 2003 Retirement of common stock Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Purchase of treasury stock
2003-12-31
2003-03-31 2587.37 未披露 定期报告 2003-03-20
2003-03-31 2603.18 未披露
更多>>
From December 31,2001 to December 31,2002 Retirement of common stock Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Issuance for acquisition Purchase of treasury stock
2002-12-31
2002-03-29 2658.84 未披露 定期报告 2002-03-14
2002-03-29 2674.46 未披露
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From December 31,2000 to December 31,2001 Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Purchase of treasury stock
2001-12-31
2001-04-02 2665.75 未披露 定期报告 2001-03-23
2001-04-02 2649.71 未披露
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From December 31,1999 to December 31,2000 Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Acquisition of common stock
2000-12-31
2000-03-30 2734.44 未披露 定期报告 2000-03-22
2000-03-30 2790.71 未披露
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From December 31, 1998 to December 31, 1999 Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances for acquisitions Issuances of restricted shares of common stock Acquisition of common stock
1999-12-31
1999-03-31 2862.49 未披露 定期报告 1999-03-29
1999-03-31 2803.23 未披露
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From December 31, 1997 to December 31, 1998 Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances for acquisitions Issuances of restricted shares of common stock Forfeitures of restricted shares of Common Stock On July 13, 1998, the Company's Board of Directors authorized a three-for-two stock split for both classes of the Company's common stock effected in the form of a 50% stock dividend payable on August 14, 1998 to shareholders of record as of July 31, 1998
1998-12-31
1998-03-31 1759.87 未披露 定期报告 1998-03-25
1998-03-31 1742.93 未披露
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From December 31, 1996 to December 31, 1997 Issuance from public offering Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances for acquisitions Issuances of restricted shares of common stock
1997-12-31
1997-03-31 1720.15 未披露 定期报告 1997-03-25
1997-03-31 1403.18 未披露
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From December 31, 1995 to December 31, 1996 On May 20, 1996 and April 18, 1995, the Company's Board of Directors authorized a three-for-two stock split for both classes of the Company's common stock effected in the form of a 50% stock dividend payable on June 14, 1996 to shareholders of record as of May 31, 1996 and on May 15, 1995 to shareholders ofrecord as of April 28, 1995, respectively. Conversion of debentures Issuance from public offering Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances for acquisitions
1996-12-31
1996-04-01 898.71 未披露 定期报告 1996-03-21
1996-04-01 628.22 未披露
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From December 31, 1994 to December 31, 1995 Conversion of debentures into Common Stock Contribution to 401(k) plan Exercise of stock options and warrant On April 18, 1995, the Company's Board of Directors authorized, for both classes of the Company's common stock, a three-for-two stock split effected in the form of a 50% stock dividend payable on May 15, 1995 to shareholders of record as of April 28, 1995
1995-12-31
From December 31, 2022 to December 31, 2023 Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuance of Class B common stock Common stock issued for Gateway Supply Company, Inc. Retirement of common stock Net proceeds from the sale of Common stock
From December 31, 2022 to March 31, 2023 Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuance of Class B common stock Retirement of common stock
From December 31, 2021 to December 31, 2022 Issuances of non-vested restricted shares of common stock Forfeitures of restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
From March 31, 2022 to June 30, 2022 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
From June 30, 2021 to September 30, 2021 Issuances of non-vested restricted shares of common stock Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Makdad Industrial Supply Co., Inc.
From March 31, 2021 to June 30, 2021 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Acme Refrigeration of Baton Rouge LLC
from December 31, 2018 to December 31, 2019 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Dunphey & Associates Supply Co., Inc. Common stock issued for Peirce-Phelps, Inc. Common stock issued for N&S Supply of Fishkill, Inc.
from June 30, 2019 to September 30, 2019 Issuances of non-vested restricted shares of common stock Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Dunphey & Associates Supply Co., Inc.
from March 31, 2019 to June 30, 2019 Issuances of non-vested restricted shares of common stock Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Dunphey & Associates Supply Co., Inc.
from December 31, 2018 to March 31, 2019 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
from December 31, 2017 to December 31, 2018 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Common stock issued for Alert Labs Inc.
from December 31, 2016 to December 31, 2017 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock Net proceeds from the sale of Common stock
from December 31, 2015 to December 31, 2016 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
From December 31, 2014 to December 31, 2015 Issuances of non-vested restricted shares of common stock Forfeitures of non-vested restricted shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
from December 31, 2013 to December 31, 2014 Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
from December 31, 2012 to December 31, 2013 Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Retirement of common stock
from December 31, 2011 to December 31, 2012 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Common stock issued for Carrier Enterprise III
from Dec 31,2010 to Dec 31,2011 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock
from December 31, 2009 to December 31, 2010 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock
from December 31, 2008 to December 31, 2009 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock Common and Class B common stock issued for joint venture
from December 31, 2007 to December 31, 2008 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Purchase of treasury stock
from December 31, 2006 to December 31, 2007 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested (restricted) shares of common stock Forfeitures of non-vested (restricted) shares of common stock Purchase of treasury stock
from December 31, 2005 to December 31, 2006 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of non-vested shares of common stock Forfeitures of non-vested shares of common stock Purchase of treasury stock
from December 31, 2004 to December 31, 2005 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Common stock issued for acquisition Purchase of treasury stock
from December 31, 2003 to December 31, 2004 Retirement of common stock Common stock contribution to 401(k) plan Stock issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Purchase of treasury stock
from December 31, 2002 to December 31, 2003 Retirement of common stock Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Purchase of treasury stock
From December 31,2001 to December 31,2002 Retirement of common stock Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Issuance for acquisition Purchase of treasury stock
From December 31,2000 to December 31,2001 Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Purchase of treasury stock
From December 31,1999 to December 31,2000 Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances of restricted shares of common stock Forfeitures of restricted shares of common stock Acquisition of common stock
From December 31, 1998 to December 31, 1999 Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances for acquisitions Issuances of restricted shares of common stock Acquisition of common stock
From December 31, 1997 to December 31, 1998 Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances for acquisitions Issuances of restricted shares of common stock Forfeitures of restricted shares of Common Stock On July 13, 1998, the Company's Board of Directors authorized a three-for-two stock split for both classes of the Company's common stock effected in the form of a 50% stock dividend payable on August 14, 1998 to shareholders of record as of July 31, 1998
From December 31, 1996 to December 31, 1997 Issuance from public offering Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances for acquisitions Issuances of restricted shares of common stock
From December 31, 1995 to December 31, 1996 On May 20, 1996 and April 18, 1995, the Company's Board of Directors authorized a three-for-two stock split for both classes of the Company's common stock effected in the form of a 50% stock dividend payable on June 14, 1996 to shareholders of record as of May 31, 1996 and on May 15, 1995 to shareholders ofrecord as of April 28, 1995, respectively. Conversion of debentures Issuance from public offering Contribution to 401(k) plan Issuances from exercise of stock options and employee stock purchase plan Issuances for acquisitions
From December 31, 1994 to December 31, 1995 Conversion of debentures into Common Stock Contribution to 401(k) plan Exercise of stock options and warrant On April 18, 1995, the Company's Board of Directors authorized, for both classes of the Company's common stock, a three-for-two stock split effected in the form of a 50% stock dividend payable on May 15, 1995 to shareholders of record as of April 28, 1995