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ATMI - As of  05/15/24, 07:17:40 PM:   58 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 1.96% view
B 2014-02-14 10:55:00.0 ATMI INC ATMI GAMCO INVESTORS 6.31% view
S 2014-02-07 11:53:13.0 ATMI INC ATMI WESTFIELD CAPITAL MANAGEMENT CO LP 0.0% view
B 2014-02-06 16:09:44.0 ATMI INC ATMI WELLS FARGO & COMPANY 7.02% view
S 2014-01-28 10:58:02.0 ATMI INC ATMI ROYCE & ASSOCIATES LLC 8.91% view
S 2013-02-13 16:09:19.0 ATMI INC ATMI WELLS FARGO & COMPANY 6.7% view
B 2013-02-11 15:32:04.0 ATMI INC ATMI PRUDENTIAL FINANCIAL INC 5.9% view
B 2013-02-08 09:51:57.0 ATMI INC ATMI BlackRock Inc 7.6% view
S 2013-01-03 16:13:32.0 ATMI INC ATMI Raging Capital Management 4.5% view
B 2012-08-07 11:18:31.0 ATMI INC ATMI Raging Capital Management 5.2% view
B 2012-03-27 10:25:52.0 ATMI INC ATMI PRUDENTIAL FINANCIAL INC 10.1% view
S 2012-02-13 10:27:20.0 ATMI INC ATMI BlackRock Inc 7.52% view
S 2012-02-10 16:57:49.0 ATMI INC ATMI VANGUARD GROUP INC 5.37% view
B 2012-01-05 13:42:32.0 ATMI INC ATMI ROYCE & ASSOCIATES LLC 10.06% view
B 2011-10-11 12:14:28.0 ATMI INC ATMI PRUDENTIAL FINANCIAL INC 10.08% view
B 2011-04-08 12:44:51.0 ATMI INC ATMI FMR LLC 6.3% view
B 2011-02-10 09:19:19.0 ATMI INC ATMI FMR LLC 6.6% view
S 2011-02-02 16:10:19.0 ATMI INC ATMI BlackRock Inc 8.59% view
S 2010-02-16 12:47:45.0 ATMI INC ATMI FMR LLC 12.954% view
B 2010-02-11 06:20:01.0 ATMI INC ATMI ARTISAN PARTNERS HOLDINGS LP 3.2% view
B 2010-02-03 15:59:00.0 ATMI INC ATMI PRUDENTIAL FINANCIAL INC n/a view
B 2010-01-08 12:03:55.0 ATMI INC ATMI BlackRock Inc 10.55% view
B 2009-02-13 06:14:53.0 ATMI INC ATMI ARTISAN PARTNERS LTD PARTNERSHIP 5.1% view
S 2009-02-04 09:44:58.0 ATMI INC ATMI WESTFIELD CAPITAL MANAGEMENT CO LP 11.0% view
B 2009-01-23 17:14:25.0 ATMI INC ATMI KALMAR INVESTMENTS INC 11.0% view
B 2008-02-14 12:54:31.0 ATMI INC ATMI Catenacci Gerald 8.25% view
S 2008-02-13 12:09:11.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC 4.5% view
S 2008-01-10 08:51:44.0 ATMI INC ATMI FMR CORP n/a view
S 2007-03-12 17:13:32.0 ATMI INC ATMI FMR CORP 0.81% view
B 2007-02-14 10:13:53.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC 5.4% view
B 2007-02-12 16:20:42.0 ATMI INC ATMI Catenacci Gerald 8.01% view
S 2007-01-10 17:06:32.0 ATMI INC ATMI KERN CAPITAL MANAGEMENT LLC 5.7% view
S 2006-02-14 00:00:00.0 ATMI INC ATMI LORD ABBETT & CO LLC n/a view
S 2006-02-14 00:00:00.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC 5.9% view
B 2006-02-10 00:00:00.0 ATMI INC ATMI Catenacci Gerald 5.5% view
B 2005-11-10 00:00:00.0 ATMI INC ATMI ZIFF ASSET MANAGEMENT LP 5.9% view
B 2005-09-09 00:00:00.0 ATMI INC ATMI Catenacci Gerald 5.1% view
B 2005-02-15 00:00:00.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC 10.7% view
B 2005-02-14 00:00:00.0 ATMI INC ATMI WELLINGTON MANAGEMENT CO LLP 0.0% view
S 2005-02-14 00:00:00.0 ATMI INC ATMI FMR CORP n/a view
S 2004-04-12 00:00:00.0 ATMI INC ATMI STATE STREET RESEARCH & MANAGEMENT CO n/a view
B 2004-02-13 00:00:00.0 ATMI INC ATMI KERN CAPITAL MANAGEMENT LLC 2.6% view
S 2004-02-03 00:00:00.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC 12.5% view
B 2003-02-14 00:00:00.0 ATMI INC ATMI BROWN INVESTMENT ADVISORY & TRUST CO 1.5% view
S 2003-02-14 00:00:00.0 ATMI INC ATMI KERN CAPITAL MANAGEMENT LLC 5.5% view
S 2003-02-03 00:00:00.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC n/a view
S 2002-08-07 00:00:00.0 ATMI INC ATMI STATE STREET RESEARCH & MANAGEMENT CO 11.4% view
S 2002-02-14 00:00:00.0 ATMI INC ATMI KERN CAPITAL MANAGEMENT LLC 5.2% view
S 2002-02-08 00:00:00.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC 11.4% view
S 2001-12-10 00:00:00.0 ATMI INC ATMI FMR CORP 1.23% view
B 2001-09-21 00:00:00.0 ATMI INC ATMI SELIGMAN J & W & CO INC 10.76% view
B 2001-03-08 00:00:00.0 ATMI INC ATMI PRICE T ROWE ASSOCIATES INC n/a view
B 2001-02-13 00:00:00.0 ATMI INC ATMI BROWN INVESTMENT ADVISORY & TRUST CO 9.9% view
B 2001-02-01 00:00:00.0 ATMI INC ATMI SELIGMAN J & W & CO INC 6.29% view
S 2000-06-12 00:00:00.0 ATMI INC ATMI MORGAN J P & CO INC 5.4% view
S 1999-02-22 00:00:00.0 ATMI INC ATMI MORGAN J P & CO INC 5.6% view
S 1998-04-03 00:00:00.0 ATMI INC ATMI LAWRENCE LAMONTE H 70.0% view
B 1997-10-24 00:00:00.0 ATMI INC ATMI SIEGELE STEPHEN H 19.8% 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.