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PDFS - As of  05/20/24, 11:05:06 PM:   175 Insider Transactions.

Sector: Technology    Industry: Technical & System Software
Prev Close:$14.33  Avg Vol(3m): 101,071  P/E: 52.80  EPS: 0.27

Email this page to a friend.    Insider Transactions for PDFS

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2020-08-06 12:05:32.0 PDF SOLUTIONS INC PDFS ADVANTEST CORP 9.1% view
B 2020-06-10 13:32:36.0 PDF SOLUTIONS INC PDFS Invesco Ltd 11.5% view
S 2020-06-04 17:12:34.0 PDF SOLUTIONS INC PDFS Cowen Prime Services LLC 5.0% view
S 2020-02-14 13:30:05.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 7.9% view
S 2020-02-14 12:26:23.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 4.91% view
S 2020-02-14 12:25:23.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 7.73% view
B 2020-02-13 15:13:05.0 PDF SOLUTIONS INC PDFS Invesco Ltd 9.9% view
S 2020-02-12 11:45:18.0 PDF SOLUTIONS INC PDFS DIMENSIONAL FUND ADVISORS LP 5.27% view
B 2020-02-12 11:16:22.0 PDF SOLUTIONS INC PDFS VANGUARD GROUP INC 5.97% view
B 2020-02-04 12:30:14.0 PDF SOLUTIONS INC PDFS BlackRock Inc 13.7% view
S 2019-04-19 16:51:36.0 PDF SOLUTIONS INC PDFS VIEX Capital Advisors 4.98% view
S 2019-02-14 13:49:12.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 9.1% view
S 2019-02-13 19:32:44.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 7.76% view
S 2019-02-13 19:31:55.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 4.99% view
S 2019-02-13 12:00:20.0 PDF SOLUTIONS INC PDFS FMR LLC 0.0% view
B 2019-02-11 16:27:58.0 PDF SOLUTIONS INC PDFS VANGUARD GROUP INC 5.74% view
B 2019-02-08 09:07:43.0 PDF SOLUTIONS INC PDFS DIMENSIONAL FUND ADVISORS LP 6.04% view
B 2019-01-31 14:06:13.0 PDF SOLUTIONS INC PDFS BlackRock Inc 12.6% view
B 2019-01-18 11:38:59.0 PDF SOLUTIONS INC PDFS OppenheimerFunds 9.31% view
B 2018-12-03 16:02:33.0 PDF SOLUTIONS INC PDFS VIEX Capital Advisors 7.5% view
B 2018-11-20 09:00:53.0 PDF SOLUTIONS INC PDFS VIEX Capital Advisors 6.0% view
B 2018-02-14 14:02:53.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 9.4% view
S 2018-02-13 15:46:29.0 PDF SOLUTIONS INC PDFS CARDINAL CAPITAL MANAGEMENT LLC 4.9% view
B 2018-02-13 09:44:05.0 PDF SOLUTIONS INC PDFS FMR LLC 7.045% view
S 2018-02-12 18:06:37.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 7.82% view
S 2018-02-12 18:06:20.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 5.0% view
S 2018-01-19 13:55:28.0 PDF SOLUTIONS INC PDFS BlackRock Inc 11.1% view
B 2017-12-07 14:16:28.0 PDF SOLUTIONS INC PDFS BlackRock Inc 11.2% view
S 2017-02-14 12:22:08.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 7.88% view
B 2017-02-14 12:21:01.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 5.068% view
S 2017-02-13 12:11:11.0 PDF SOLUTIONS INC PDFS CARDINAL CAPITAL MANAGEMENT LLC 6.9% view
B 2017-02-07 12:16:20.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 8.1% view
B 2017-01-30 15:40:18.0 PDF SOLUTIONS INC PDFS BlackRock Inc 5.5% view
S 2016-03-10 10:30:47.0 PDF SOLUTIONS INC PDFS BlackRock Inc 4.9% view
B 2016-02-12 14:27:28.0 PDF SOLUTIONS INC PDFS CARDINAL CAPITAL MANAGEMENT LLC 9.0% view
S 2016-02-10 15:06:54.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 6.0% view
S 2016-02-10 14:40:34.0 PDF SOLUTIONS INC PDFS TimesSquare Capital Management 0.0% view
B 2016-02-09 14:31:08.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 8.075% view
B 2016-02-09 14:29:14.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON n/a view
B 2016-01-28 15:59:45.0 PDF SOLUTIONS INC PDFS BlackRock Inc 5.0% view
S 2015-09-09 11:37:32.0 PDF SOLUTIONS INC PDFS BlackRock Inc 4.9% view
S 2015-05-11 09:16:55.0 PDF SOLUTIONS INC PDFS FMR LLC 1.464% view
S 2015-02-17 10:13:24.0 PDF SOLUTIONS INC PDFS Shannon River Fund Management LLC 0.0% view
B 2015-02-13 10:30:46.0 PDF SOLUTIONS INC PDFS FMR LLC 6.62% view
S 2015-02-11 12:00:57.0 PDF SOLUTIONS INC PDFS TimesSquare Capital Management 5.0% view
B 2015-02-11 09:03:20.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 6.6% view
B 2015-02-02 12:13:26.0 PDF SOLUTIONS INC PDFS BlackRock Inc 5.8% view
B 2015-01-26 14:17:27.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON n/a view
S 2015-01-26 14:16:03.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 8.074% view
S 2014-12-15 11:24:59.0 PDF SOLUTIONS INC PDFS Concept Capital Markets 5.49% view
B 2014-12-15 11:11:49.0 PDF SOLUTIONS INC PDFS Concept Capital Markets 12.91% view
B 2014-04-11 16:01:53.0 PDF SOLUTIONS INC PDFS Shannon River Fund Management LLC 5.55% view
S 2014-04-10 09:59:04.0 PDF SOLUTIONS INC PDFS FMR LLC 5.851% view
B 2014-02-14 06:55:33.0 PDF SOLUTIONS INC PDFS FMR LLC 11.918% view
S 2014-02-12 15:50:53.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 8.25% view
S 2014-02-12 15:50:06.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON n/a view
B 2014-02-11 09:06:00.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 6.0% view
S 2014-02-10 12:07:38.0 PDF SOLUTIONS INC PDFS Samjo Capital LLC 4.5% view
B 2014-01-30 11:21:38.0 PDF SOLUTIONS INC PDFS BlackRock Inc 5.0% view
B 2013-06-10 11:08:35.0 PDF SOLUTIONS INC PDFS FMR LLC 10.292% view
B 2013-02-14 14:08:00.0 PDF SOLUTIONS INC PDFS FMR LLC 8.277% view
S 2013-02-07 14:32:21.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 5.2% view
S 2013-02-07 14:31:34.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 8.6% view
B 2013-02-06 14:45:48.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 0.0% view
S 2013-02-01 11:25:22.0 PDF SOLUTIONS INC PDFS Samjo Capital LLC 7.8% view
B 2012-02-13 14:20:10.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 0.0% view
S 2012-02-08 13:40:29.0 PDF SOLUTIONS INC PDFS BURNHAM ASSET MANAGEMENT CORP 17.0% view
B 2012-02-07 15:17:07.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 5.31% view
S 2012-02-07 15:13:25.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 9.07% view
B 2012-02-06 13:13:06.0 PDF SOLUTIONS INC PDFS Samjo Capital LLC 7.9% view
S 2011-02-22 14:30:07.0 PDF SOLUTIONS INC PDFS ROYCE & ASSOCIATES LLC 0.0% view
S 2011-02-14 18:50:38.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 9.29% view
S 2011-02-14 18:22:59.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 5.29% view
S 2011-02-14 15:24:58.0 PDF SOLUTIONS INC PDFS ARTIS CAPITAL MANAGEMENT 4.8% view
S 2011-02-11 11:39:04.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 9.8% view
B 2011-02-11 11:38:42.0 PDF SOLUTIONS INC PDFS BURNHAM ASSET MANAGEMENT CORP 48.0% view
B 2011-01-10 15:34:42.0 PDF SOLUTIONS INC PDFS Samjo Capital LLC 7.3% view
B 2010-10-12 08:36:50.0 PDF SOLUTIONS INC PDFS FMR LLC 3.105% view
B 2010-10-08 15:00:20.0 PDF SOLUTIONS INC PDFS BURNHAM ASSET MANAGEMENT CORP 16.0% view
S 2010-08-10 14:02:00.0 PDF SOLUTIONS INC PDFS WELLINGTON MANAGEMENT CO LLP 2.1% view
S 2010-02-16 15:41:58.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 5.4% view
B 2010-02-16 15:41:30.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 9.6% view
S 2010-02-16 13:15:56.0 PDF SOLUTIONS INC PDFS ARTIS CAPITAL MANAGEMENT 7.0% view
S 2009-04-09 15:21:05.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 10.4% view
B 2009-02-17 13:51:38.0 PDF SOLUTIONS INC PDFS ARTIS CAPITAL MANAGEMENT 12.0% view
B 2009-01-27 13:47:00.0 PDF SOLUTIONS INC PDFS ROYCE & ASSOCIATES LLC 6.05% view
S 2009-01-12 10:17:35.0 PDF SOLUTIONS INC PDFS BLAIR WILLIAM & CO 0.01% view
B 2008-06-10 16:01:43.0 PDF SOLUTIONS INC PDFS WELLINGTON MANAGEMENT CO LLP 10.07% view
S 2008-03-12 09:39:24.0 PDF SOLUTIONS INC PDFS BLAIR WILLIAM & CO 6.09% view
S 2008-02-14 16:32:58.0 PDF SOLUTIONS INC PDFS FMR LLC n/a view
S 2008-02-14 13:46:57.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 9.4% view
B 2008-02-14 13:46:42.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 6.0% view
B 2008-02-12 09:50:02.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 10.6% view
S 2008-01-09 10:08:58.0 PDF SOLUTIONS INC PDFS BLAIR WILLIAM & CO 12.25% view
S 2007-02-14 16:42:52.0 PDF SOLUTIONS INC PDFS FMR CORP n/a view
S 2007-02-13 14:20:27.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 9.48% view
S 2007-02-13 14:17:39.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 5.925% view
S 2007-02-09 17:41:16.0 PDF SOLUTIONS INC PDFS CAPITAL RESEARCH & MANAGEMENT CO 1.8% view
B 2007-02-09 09:44:42.0 PDF SOLUTIONS INC PDFS TimesSquare Capital Management 5.7% view
S 2007-01-17 12:19:28.0 PDF SOLUTIONS INC PDFS BLAIR WILLIAM & CO 14.18% view
B 2006-12-11 17:16:53.0 PDF SOLUTIONS INC PDFS FMR CORP n/a view
B 2006-05-10 00:00:00.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 10.2% view
B 2006-02-15 00:00:00.0 PDF SOLUTIONS INC PDFS PRICE T ROWE ASSOCIATES INC 7.4% view
S 2006-02-14 00:00:00.0 PDF SOLUTIONS INC PDFS HAWIT ANDRE 4.7% view
S 2006-02-14 00:00:00.0 PDF SOLUTIONS INC PDFS MICHAELS KIMON 6.2% view
S 2006-02-14 00:00:00.0 PDF SOLUTIONS INC PDFS KIBARIAN JOHN KACHIG 10.4% view
B 2006-02-14 00:00:00.0 PDF SOLUTIONS INC PDFS BLAIR WILLIAM & CO 14.75% view
B 2006-02-10 00:00:00.0 PDF SOLUTIONS INC PDFS CAPITAL RESEARCH & MANAGEMENT CO 6.1% view
B 2005-07-08 00:00:00.0 PDF SOLUTIONS INC PDFS BLAIR WILLIAM & CO 10.59% view
S 2005-02-14 00:00:00.0 PDF SOLUTIONS INC PDFS HAWIT ANDRE 6.2% view
S 2005-02-14 00:00:00.0 PDF SOLUTIONS INC PDFS KERN CAPITAL MANAGEMENT LLC 0.0% view
S 2005-02-14 00:00:00.0 PDF SOLUTIONS INC PDFS CAPITAL RESEARCH & MANAGEMENT CO 6.0% view
S 2005-02-14 00:00:00.0 PDF SOLUTIONS INC PDFS CADENCE DESIGN SYSTEMS INC 2.9% view
B 2005-02-14 00:00:00.0 SILICON LABORATORIES INC SLAB VANGUARD GROUP INC 9.61% view
B 2020-02-07 11:30:18.0 SILICON LABORATORIES INC SLAB FMR LLC 14.999% view
S 2019-02-13 12:04:19.0 SILICON LABORATORIES INC SLAB WELLINGTON MANAGEMENT GROUP LLP 4.7% view
B 2019-02-11 13:11:48.0 SILICON LABORATORIES INC SLAB VANGUARD GROUP INC 9.42% view
B 2018-02-13 09:45:40.0 SILICON LABORATORIES INC SLAB FMR LLC 14.999% view
B 2018-02-12 09:43:57.0 SILICON LABORATORIES INC SLAB WELLINGTON MANAGEMENT GROUP LLP 5.47% view
B 2017-02-14 11:55:35.0 SILICON LABORATORIES INC SLAB VANGUARD GROUP INC 7.49% view
B 2017-01-17 12:47:50.0 SILICON LABORATORIES INC SLAB BlackRock Inc 10.1% view
B 2016-02-12 09:28:10.0 SILICON LABORATORIES INC SLAB VANGUARD GROUP INC 6.69% view
S 2016-01-27 15:54:29.0 SILICON LABORATORIES INC SLAB BlackRock Inc n/a view
B 2015-02-13 10:34:05.0 SILICON LABORATORIES INC SLAB FMR LLC 5.73% view
B 2015-01-23 15:15:33.0 SILICON LABORATORIES INC SLAB BlackRock Inc 13.792% view
S 2014-02-12 14:34:00.0 SILICON LABORATORIES INC SLAB PRICE T ROWE ASSOCIATES INC 4.6% view
B 2014-02-11 15:19:12.0 SILICON LABORATORIES INC SLAB VANGUARD GROUP INC 5.29% view
S 2014-02-10 16:14:18.0 SILICON LABORATORIES INC SLAB BLAIR WILLIAM & CO 1.52% view
B 2014-01-30 14:09:18.0 SILICON LABORATORIES INC SLAB BlackRock Inc 5.4% view
B 2014-01-27 15:17:12.0 SILICON LABORATORIES INC SLAB ADAGE CAPITAL PARTNERS GP LLC 5.3% view
B 2013-04-10 14:12:35.0 SILICON LABORATORIES INC SLAB FMR LLC 13.288% view
B 2013-02-12 11:30:27.0 SILICON LABORATORIES INC SLAB VANGUARD GROUP INC 5.19% view
B 2013-02-08 18:13:09.0 SILICON LABORATORIES INC SLAB PRICE T ROWE ASSOCIATES INC 84.0% view
S 2013-02-04 14:48:45.0 SILICON LABORATORIES INC SLAB BLAIR WILLIAM & CO 7.2% view
S 2012-05-10 09:53:32.0 SILICON LABORATORIES INC SLAB FMR LLC 12.979% view
B 2012-02-14 10:56:14.0 SILICON LABORATORIES INC SLAB PRICE T ROWE ASSOCIATES INC 17.8% view
S 2012-02-08 17:29:29.0 SILICON LABORATORIES INC SLAB FRANKLIN RESOURCES INC 4.0% view
B 2012-01-30 13:08:03.0 SILICON LABORATORIES INC SLAB FMR LLC 13.294% view
B 2011-02-10 14:43:50.0 SILICON LABORATORIES INC SLAB FRANKLIN RESOURCES INC 9.2% view
B 2011-02-08 13:24:50.0 SILICON LABORATORIES INC SLAB BlackRock Inc 5.37% view
B 2010-12-08 10:00:50.0 SILICON LABORATORIES INC SLAB PRICE T ROWE ASSOCIATES INC 11.5% view
B 2010-05-10 15:41:32.0 SILICON LABORATORIES INC SLAB FMR LLC 5.101% view
S 2010-02-12 14:27:27.0 SILICON LABORATORIES INC SLAB PRICE T ROWE ASSOCIATES INC 5.7% view
S 2010-02-05 11:14:37.0 SILICON LABORATORIES INC SLAB BLAIR WILLIAM & CO 4.4% view
B 2009-02-10 11:33:16.0 SILICON LABORATORIES INC SLAB PRICE T ROWE ASSOCIATES INC 86.4% view
S 2009-02-05 15:18:13.0 SILICON LABORATORIES INC SLAB WELLAND DAVID R 10.15% view
S 2008-11-10 13:03:22.0 SILICON LABORATORIES INC SLAB FRANKLIN RESOURCES INC n/a view
S 2008-02-12 12:18:14.0 SILICON LABORATORIES INC SLAB FRANKLIN RESOURCES INC n/a view
S 2008-01-09 10:20:01.0 SILICON LABORATORIES INC SLAB AXA FINANCIAL INC 4.6% view
B 2007-02-13 15:19:40.0 SILICON LABORATORIES INC SLAB CAPITAL GROUP INTERNATIONAL INC 7.8% view
S 2007-02-06 11:32:47.0 SILICON LABORATORIES INC SLAB FRANKLIN RESOURCES INC n/a view
S 2006-02-14 00:00:00.0 SILICON LABORATORIES INC SLAB WELLAND DAVID R 6.0% view
B 2006-02-14 00:00:00.0 SILICON LABORATORIES INC SLAB AXA FINANCIAL INC n/a view
S 2006-02-01 00:00:00.0 SILICON LABORATORIES INC SLAB GOLDMAN SACHS GROUP INC 0.2% view
S 2005-02-14 00:00:00.0 SILICON LABORATORIES INC SLAB AXA FINANCIAL INC 15.7% view
S 2005-02-11 00:00:00.0 SILICON LABORATORIES INC SLAB SCOTT JEFFREY W 7.7% view
B 2005-02-09 00:00:00.0 SILICON LABORATORIES INC SLAB GOLDMAN SACHS GROUP INC 7.8% view
B 2004-09-10 00:00:00.0 SILICON LABORATORIES INC SLAB AXA FINANCIAL INC 11.7% view
S 2004-03-10 00:00:00.0 SILICON LABORATORIES INC SLAB FMR CORP n/a view
S 2004-02-17 00:00:00.0 SILICON LABORATORIES INC SLAB AUSTIN VENTURES IV A LP 12.0% view
S 2004-02-12 00:00:00.0 SILICON LABORATORIES INC SLAB WELLAND DAVID R 9.7% view
S 2004-02-12 00:00:00.0 SILICON LABORATORIES INC SLAB SCOTT JEFFREY W 5.6% view
S 2004-02-04 00:00:00.0 SILICON LABORATORIES INC SLAB AXA FINANCIAL INC 5.7% view
S 2003-07-10 00:00:00.0 SILICON LABORATORIES INC SLAB AXA FINANCIAL INC 7.2% view
S 2003-04-10 00:00:00.0 SILICON LABORATORIES INC SLAB SOOCH NAVDEEP S 12.5% view
S 2003-02-14 00:00:00.0 SILICON LABORATORIES INC SLAB SCOTT JEFFREY W 6.6% view
S 2003-02-14 00:00:00.0 SILICON LABORATORIES INC SLAB AUSTIN VENTURES IV A LP 7.0% view
B 2003-02-14 00:00:00.0 SILICON LABORATORIES INC SLAB PILGRIM BAXTER & ASSOCIATES LTD 5.46% view
S 2003-02-12 00:00:00.0 SILICON LABORATORIES INC SLAB PUTNAM LLC 12.0% view
B 2002-11-12 00:00:00.0 SILICON LABORATORIES INC SLAB PUTNAM INVESTMENTS LLC 12.0% view
B 2002-02-13 00:00:00.0 SILICON LABORATORIES INC SLAB AUSTIN VENTURES IV A LP 100.0% view
S 2002-02-05 00:00:00.0 SILICON LABORATORIES INC SLAB WELLAND DAVID R 12.2% view
B 2002-02-05 00:00:00.0 SILICON LABORATORIES INC SLAB FMR CORP n/a view
B 2001-02-14 00:00:00.0 SILICON LABORATORIES INC SLAB SCOTT JEFFREY W 10.9% view
B 2001-02-14 00:00:00.0 SILICON LABORATORIES INC SLAB AUSTIN VENTURES IV A LP 22.48% 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.