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ATMI - As of  05/21/24, 05:34:30 AM:   59 Insider Transactions.

Sector: Technology    Industry: Semiconductor Equipment & Materials
Prev Close:$0.00  Avg Vol(3m): 65,468  P/E: 0.00  EPS: 0.92

Email this page to a friend.    Insider Transactions for ATMI

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
S 2014-05-01 12:05:40.0 ATMI INC ATMI WELLS FARGO & COMPANY 0.01% view
B 2014-02-14 10:55:00.0 ATMI INC ATMI GAMCO INVESTORS 3.75% view
S 2014-02-11 10:11:04.0 ATMI INC ATMI PRUDENTIAL FINANCIAL INC n/a view
S 2014-02-07 09:05:14.0 ATMI INC ATMI JENNISON ASSOCIATES LLC 2.3% view
B 2014-01-28 11:27:50.0 ATMI INC ATMI BlackRock Inc 8.8% view
S 2014-01-06 14:10:09.0 ATMI INC ATMI WELLS FARGO & COMPANY 6.12% view
S 2013-02-13 16:09:19.0 ATMI INC ATMI JENNISON ASSOCIATES LLC 6.7% view
B 2013-02-11 15:32:04.0 ATMI INC ATMI VANGUARD GROUP INC 5.9% view
S 2013-02-08 09:51:57.0 ATMI INC ATMI WESTFIELD CAPITAL MANAGEMENT CO LP 2.37% view
S 2013-01-03 16:13:32.0 ATMI INC ATMI ROYCE & ASSOCIATES LLC 4.5% view
B 2012-08-07 11:18:31.0 ATMI INC ATMI ROYCE & ASSOCIATES LLC 5.2% view
B 2012-03-27 10:25:52.0 ATMI INC ATMI WESTFIELD CAPITAL MANAGEMENT CO LP 10.1% view
S 2012-02-13 10:27:20.0 ATMI INC ATMI WESTFIELD CAPITAL MANAGEMENT CO LP 5.49% view
B 2012-02-10 16:57:49.0 ATMI INC ATMI JENNISON ASSOCIATES LLC 9.8% view
S 2012-01-23 18:31:51.0 ATMI INC ATMI WELLS FARGO & CO 9.61% view
B 2011-12-12 12:04:36.0 ATMI INC ATMI PRUDENTIAL FINANCIAL INC 10.0% view
S 2011-09-07 13:30:03.0 ATMI INC ATMI ROYCE & ASSOCIATES LLC 0.059% view
S 2011-02-10 17:14:28.0 ATMI INC ATMI JENNISON ASSOCIATES LLC 5.16% view
S 2011-02-08 15:01:27.0 ATMI INC ATMI PRUDENTIAL FINANCIAL INC 7.87% view
B 2011-01-20 09:55:11.0 ATMI INC ATMI WELLS FARGO & CO 12.954% view
S 2010-02-11 07:07:36.0 ATMI INC ATMI ARTISAN PARTNERS HOLDINGS LP 3.2% view
S 2010-02-10 21:49:29.0 ATMI INC ATMI PRUDENTIAL FINANCIAL INC n/a view
B 2010-01-21 16:43:42.0 ATMI INC ATMI BlackRock Inc 10.55% view
B 2009-10-13 16:15:58.0 ATMI INC ATMI ARTISAN PARTNERS LTD PARTNERSHIP 5.1% view
S 2009-02-06 12:59:24.0 ATMI INC ATMI WESTFIELD CAPITAL MANAGEMENT CO LP 6.32% view
B 2009-01-28 11:18:43.0 ATMI INC ATMI WELLS FARGO & CO 7.95% view
B 2008-07-10 12:16:17.0 ATMI INC ATMI FRONTIER CAPITAL MANAGEMENT CO LLC 5.25% view
S 2008-02-14 09:43:24.0 ATMI INC ATMI ZIFF ASSET MANAGEMENT LP 6.2% view
B 2008-02-12 21:16:15.0 ATMI INC ATMI WESTFIELD CAPITAL MANAGEMENT CO LLC 7.88% view
S 2007-09-10 10:04:16.0 ATMI INC ATMI FMR CORP n/a view
S 2007-02-14 12:35:43.0 ATMI INC ATMI KERN CAPITAL MANAGEMENT LLC 4.9% view
B 2007-02-13 09:43:34.0 ATMI INC ATMI ZIFF ASSET MANAGEMENT LP 7.1% view
S 2007-02-09 11:44:47.0 ATMI INC ATMI FMR CORP n/a view
B 2006-02-14 00:00:00.0 ATMI INC ATMI LORD ABBETT & CO LLC 5.82% view
S 2006-02-14 00:00:00.0 ATMI INC ATMI FMR CORP 5.1% view
S 2006-02-13 00:00:00.0 ATMI INC ATMI ZIFF ASSET MANAGEMENT LP 6.33% view
S 2006-02-08 00:00:00.0 ATMI INC ATMI FMR CORP n/a view
S 2005-10-28 00:00:00.0 ATMI INC ATMI ZIFF ASSET MANAGEMENT LP 5.4% view
S 2005-02-17 00:00:00.0 ATMI INC ATMI Catenacci Gerald 10.7% view
S 2005-02-14 00:00:00.0 ATMI INC ATMI KERN CAPITAL MANAGEMENT LLC 0.0% view
S 2005-02-14 00:00:00.0 ATMI INC ATMI FMR CORP n/a view
S 2005-02-08 00:00:00.0 ATMI INC ATMI STATE STREET RESEARCH & MANAGEMENT CO 3.24% view
S 2004-02-17 00:00:00.0 ATMI INC ATMI FMR CORP 2.6% view
S 2004-02-12 00:00:00.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC 12.5% view
S 2003-11-10 00:00:00.0 ATMI INC ATMI FMR CORP 1.5% view
B 2003-02-14 00:00:00.0 ATMI INC ATMI KERN CAPITAL MANAGEMENT LLC 5.5% view
B 2003-02-13 00:00:00.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC 12.9% view
B 2002-12-10 00:00:00.0 ATMI INC ATMI STATE STREET RESEARCH & MANAGEMENT CO 6.72% view
B 2002-02-20 00:00:00.0 ATMI INC ATMI KERN CAPITAL MANAGEMENT LLC 5.2% view
B 2002-02-13 00:00:00.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC 11.4% view
B 2002-02-01 00:00:00.0 ATMI INC ATMI SCUDDER KEMPER INVESTMENTS INC n/a view
S 2001-10-12 00:00:00.0 ATMI INC ATMI SELIGMAN J & W & CO INC 7.64% view
B 2001-05-10 00:00:00.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC 10.0% view
S 2001-02-14 00:00:00.0 ATMI INC ATMI BROWN INVESTMENT ADVISORY & TRUST CO 3.1% view
B 2001-02-07 00:00:00.0 ATMI INC ATMI SELIGMAN J & W & CO INC 9.67% view
S 2000-10-31 00:00:00.0 ATMI INC ATMI BROWN INVESTMENT ADVISORY & TRUST CO 6.29% view
B 2000-02-02 00:00:00.0 ATMI INC ATMI MORGAN J P & CO INC 5.6% view
S 1998-04-07 00:00:00.0 ATMI INC ATMI LAWRENCE LAMONTE H 10.1% view
B 1997-11-03 00:00:00.0 ATMI INC ATMI SIEGELE STEPHEN H 70.0% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.