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GMST - As of  04/30/25, 11:32:44 AM:   56 Insider Transactions.

Sector: Unknown    Industry: Electronic Equipment
Prev Close:$0.00  Avg Vol(3m): 0  P/E: 0.00  EPS: 0.00

Email this page to a friend.    Insider Transactions for GMST

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
S 2008-05-08 17:17:26.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST CITADEL L P n/a view
S 2008-05-06 11:22:43.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST NEWS CORP 0.0% view
B 2008-02-14 14:08:06.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST VIKING GLOBAL PERFORMANCE LLC 5.7% view
S 2008-02-14 12:07:12.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST WELLINGTON MANAGEMENT CO LLP 0.0% view
B 2008-01-25 19:11:47.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST SELIGMAN J & W & CO INC 5.49% view
S 2007-12-12 16:16:19.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST CITADEL L P 6.8% view
S 2007-12-10 16:54:39.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST NEWS CORP 40.8% view
B 2007-10-19 12:41:01.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST VIKING GLOBAL PERFORMANCE LLC 5.0% view
B 2007-07-19 09:19:10.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST CITADEL L P 8.4% view
S 2007-07-10 19:34:15.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST NEWS CORP 40.9% view
S 2007-06-29 16:05:09.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST NEWS CORP 40.9% view
S 2007-04-18 12:50:31.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST NEWS CORP 40.9% view
B 2007-02-14 11:11:47.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST WELLINGTON MANAGEMENT CO LLP 5.22% view
S 2006-02-10 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST CAPITAL RESEARCH & MANAGEMENT CO 0.0% view
B 2005-02-14 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST CAPITAL RESEARCH & MANAGEMENT CO 6.4% view
B 2004-11-12 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST NEWS CORP 41.3% view
B 2004-04-28 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST YUEN HENRY C 4.9% view
S 2004-02-06 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST LAU THOMAS L H 4.5% view
S 2003-05-23 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST SKY GLOBAL HOLDINGS INC 2.0% view
S 2003-04-23 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST YUEN HENRY C 2.0% view
S 2003-04-21 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST SKY GLOBAL HOLDINGS INC 2.0% view
S 2003-02-14 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST LAU THOMAS L H 6.1% view
S 2002-11-12 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST YUEN HENRY C 2.0% view
S 2002-11-12 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST SKY GLOBAL HOLDINGS INC 42.9% view
B 2002-10-10 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST SKY GLOBAL HOLDINGS INC 42.9% view
S 2002-10-10 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST YUEN HENRY C 9.0% view
S 2002-08-16 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST YUEN HENRY C 9.0% view
S 2002-08-15 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST SKY GLOBAL HOLDINGS INC 42.2% view
B 2002-04-11 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST YUEN HENRY C 14.0% view
B 2002-02-08 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST AMERICAN CENTURY INVESTMENT MANAGEMENT INC 12.0% view
S 2002-02-06 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST LAU THOMAS L H 9.5% view
B 2001-12-07 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST SKY GLOBAL HOLDINGS INC 42.2% view
S 2001-05-23 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST LIBERTY MEDIA CORP 4.1% view
B 2001-05-17 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST SKY GLOBAL NETWORKS INC 38.5% view
S 2001-02-16 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST LAU THOMAS L H 9.8% view
S 2001-02-15 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST JANUS CAPITAL CORP 0.0% view
S 2001-02-13 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST AMERICAN CENTURY INVESTMENT MANAGEMENT INC 6.0% view
B 2000-10-10 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST SKY GLOBAL NETWORKS INC 21.4% view
B 2000-10-06 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST LIBERTY MEDIA CORP 21.4% view
S 2000-08-09 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST THOMSON MULTIMEDIA 5.0% view
S 2000-08-03 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST YUEN HENRY C 7.7% view
B 2000-07-24 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST SKY GLOBAL NETWORKS INC 21.3% view
B 2000-07-24 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST LIBERTY MEDIA CORP 21.3% view
B 2000-02-15 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST JANUS CAPITAL CORP 5.0% view
B 2000-02-10 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST AMERICAN CENTURY INVESTMENT MANAGEMENT INC 6.4% view
B 2000-02-08 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST THOMSON MULTIMEDIA 6.1% view
S 2000-01-05 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST YUEN HENRY C 13.0% view
S 2000-01-05 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST LAU THOMAS L H 13.0% view
B 1999-04-02 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST YUEN HENRY C 13.0% view
B 1999-02-16 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST LAU THOMAS L H 23.2% view
S 1998-10-16 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST VIACOM INC 4.8% view
B 1998-04-14 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST LAU THOMAS L H 11.0% view
B 1998-04-13 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST YUEN HENRY C 12.45% view
B 1998-04-13 00:00:00.0 GEMSTAR INTERNATIONAL GROUP LTD GMST YUEN HENRY C 11.0% view
S 1998-02-13 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST VIACOM INC 6.07% view
B 1997-05-19 00:00:00.0 GEMSTAR TV GUIDE INTERNATIONAL INC GMST VIACOM INC 7.42% 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.