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WLK - As of  05/17/24, 10:32:56 AM:   30 Insider Transactions.

Sector: Basic Materials    Industry: Specialty Chemicals
Prev Close:$43.64  Avg Vol(3m): 1,169,250  P/E: 9.20  EPS: 4.70

Email this page to a friend.    Insider Transactions for WLK

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2020-02-14 15:49:23.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH DIMENSIONAL FUND ADVISORS LP 0.0% view
S 2012-02-13 19:40:08.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH DIMENSIONAL FUND ADVISORS LP 0.0% view
S 2011-10-25 16:25:28.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH Octavian Advisors 0.0% view
B 2011-05-27 14:58:47.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH Octavian Advisors 7.2% view
B 2011-04-21 13:30:31.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH WELLINGTON TRUST Co N A 5.2% view
B 2011-02-14 13:44:42.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH WELLINGTON MANAGEMENT CO LLP 8.11% view
B 2011-02-03 13:45:11.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH RUTABAGA CAPITAL MANAGEMENT LLC 5.2% view
B 2010-07-08 15:01:14.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH MARXE AUSTIN W & GREENHOUSE DAVID M 6.5% view
B 2010-02-11 10:53:03.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH DIMENSIONAL FUND ADVISORS LP 8.07% view
B 2010-01-29 14:12:00.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH BlackRock Inc 5.8% view
S 2009-02-09 12:13:39.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH DIMENSIONAL FUND ADVISORS INC n/a view
B 2008-05-21 14:50:40.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH Washington & Congress Capital Partners 9.63% view
B 2008-02-06 10:24:39.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH WELLS FARGO & CO 5.53% view
S 2007-09-10 10:04:16.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH HYPERION PARTNERS II LP 1.5% view
S 2007-06-06 14:17:52.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH AITKEN TIMOTHY M n/a view
B 2006-11-13 17:36:54.0 ALLIED HEALTHCARE INTERNATIONAL INC ADH AITKEN TIMOTHY M n/a view
B 2005-08-09 00:00:00.0 ALLIED HEALTHCARE INTERNATIONAL INC AHCI FRIEDMAN BILLINGS RAMSEY GROUP INC 6.02% view
B 2005-02-15 00:00:00.0 ALLIED HEALTHCARE INTERNATIONAL INC AHCI TRIUMPH III INVESTORS LP 0.2% view
S 2004-10-07 00:00:00.0 ALLIED HEALTHCARE INTERNATIONAL INC AHCI AITKEN TIMOTHY M 4.3% view
B 2004-07-06 00:00:00.0 ALLIED HEALTHCARE INTERNATIONAL INC AHCI AITKEN TIMOTHY M 8.6% view
S 2003-02-07 00:00:00.0 ALLIED HEALTHCARE INTERNATIONAL INC AHCI AITKEN TIMOTHY M 7.5% view
B 2002-08-12 00:00:00.0 ALLIED HEALTHCARE INTERNATIONAL INC AHCI TRIUMPH PARTNERS III LP 27.7% view
B 2002-05-14 00:00:00.0 TRANSWORLD HEALTHCARE INC AHCI AITKEN TIMOTHY M 8.0% view
B 2002-02-12 00:00:00.0 TRANSWORLD HEALTHCARE INC AHCI HYPERION PARTNERS II LP 65.4% view
S 2001-02-16 00:00:00.0 TRANSWORLD HEALTHCARE INC AHCI HYPERION PARTNERS II LP n/a view
B 2001-02-02 00:00:00.0 TRANSWORLD HEALTHCARE INC AHCI DIMENSIONAL FUND ADVISORS INC n/a view
B 1998-09-10 00:00:00.0 TRANSWORLD HEALTHCARE INC AHCI HYPERION PARTNERS II LP 62.3% view
S 1997-04-17 00:00:00.0 TRANSWORLD HOME HEALTHCARE INC AHCI HYPERION PARTNERS II LP 44.3% view
B 1996-11-22 00:00:00.0 TRANSWORLD HOME HEALTHCARE INC AHCI HYPERION PARTNERS II LP 44.3% view
B 1996-06-07 00:00:00.0 TRANSWORLD HOME HEALTHCARE INC AHCI HYPERION PARTNERS II LP 12.4% 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.