OBERNDORF WILLIAM E

10% owner at CABOT CORP · on record since Feb 17, 2006
10% owner at ADVENT SOFTWARE INC /DE/ · on record since Jun 28, 2006
10% owner at LAMAR ADVERTISING CO/NEW · on record since Aug 24, 2006
Director at Voyager Learning CO · on record since Jul 5, 2006
10% owner at Voyager Learning CO · on record since Jul 5, 2006
10% owner at CROWN CASTLE INC. · on record since Feb 20, 2007
10% owner at CALPINE CORP · on record since Mar 21, 2008
10% owner at MARTIN MARIETTA MATERIALS INC · on record since Mar 5, 2008
10% owner at QUICKSILVER RESOURCES INC · on record since Mar 27, 2009
10% owner at Cimarex Resolute LLC · on record since Sep 30, 2009
10% owner at LIBERTY MEDIA INTERNATIONAL INC · on record since Aug 14, 2009
10% owner at Hicks Acquisition CO I Inc. · on record since Sep 8, 2009
10% owner at PETROQUEST ENERGY INC · on record since May 24, 2010
Director at CALPINE CORP · on record since May 13, 2011
10% owner at Chord Energy Corp · on record since Aug 29, 2011
10% owner at APPFOLIO INC · on record since Jul 13, 2015
Former 10% Owner at APPFOLIO INC · on record since Jun 21, 2017

Insider trading activity of OBERNDORF WILLIAM E

Transactions on record: 614; since Feb 20, 2007

Open-market buys: 607; $145.2M

Open-market sells: 5; $26.4M

Companies traded: 7; last filing Jun 21, 2017

Figures computed from official regulatory filings — .

Companies where OBERNDORF WILLIAM E has traded

6 tx · $18.2M · Jun 21, 2017
22 tx · $53M · May 17, 2012
3 tx · $970K · Apr 2, 2012
23 tx · $20.8M · May 2, 2011
182 tx · $58.6M · May 24, 2010
147 tx · $9.8M · Jan 24, 2008
231 tx · $10.2M · Jan 14, 2008

Track record of OBERNDORF WILLIAM E

Statistical track record

Free account

Open-market buys: 607

Last buy: Oct 6, 2015

Win rates, median returns and the proven-insider analysis come with a free account.

Transaction history of OBERNDORF WILLIAM E

Co-insiders of OBERNDORF WILLIAM E

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
APPFOLIO INCListing on record	Jun 21, 2017	Sell	-220,000	31.25 USD	$6.9M		SEC
APPFOLIO INCListing on record	Oct 8, 2015	Buy	666,667	16.50 USD	$11M	conv 67ClusterUnusual size	SEC
APPFOLIO INCListing on record	Jul 13, 2015	Buy	4,800	13.99 USD	$67.2K	conv 23Cluster	SEC
APPFOLIO INCListing on record	Jul 9, 2015	Buy	8,000	13.83 USD	$110.6K	conv 23Cluster	SEC
APPFOLIO INCListing on record	Jul 7, 2015	Buy	7,500	13.96 USD	$104.7K	conv 36ClusterFirst in 12mo	SEC
APPFOLIO INCListing on record	Jul 7, 2015	Buy	1,600	13.90 USD	$22.2K	conv 23Cluster	SEC
CALPINE CORPListing unverified	May 17, 2012	Award	5,166	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cimarex Resolute LLCListing unverified	Apr 2, 2012	Sell	0	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	Unusual size	SEC
CROWN CASTLE INC.Listing on record	May 2, 2011	Sell	-210,500	42.51 USD	$8.9M		SEC
CROWN CASTLE INC.Listing on record	May 2, 2011	Sell	-88,200	43.24 USD	$3.8M		SEC
CROWN CASTLE INC.Listing on record	May 2, 2011	Sell	-151,962	44.22 USD	$6.7M		SEC
LAMAR ADVERTISING CO/NEWListing on record	May 24, 2010	Award	1,034	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cimarex Resolute LLCListing unverified	Oct 7, 2009	Buy	65,900	10.35	$682.1K	conv 25Cluster	SEC
Cimarex Resolute LLCListing unverified	Oct 7, 2009	Buy	27,900	10.32	$287.9K	conv 31Cluster	SEC
CALPINE CORPListing unverified	Oct 30, 2008	Buy	455,305	10.73	$4.9M	conv 40Cluster	SEC
CALPINE CORPListing unverified	Oct 28, 2008	Buy	146,800	11.17	$1.6M	conv 30Cluster	SEC
CALPINE CORPListing unverified	Oct 28, 2008	Buy	642,400	10.52	$6.8M	conv 50ClusterUnusual size	SEC
CALPINE CORPListing unverified	Oct 22, 2008	Buy	2,000	13.27	$26.5K	conv 28Cluster	SEC
CALPINE CORPListing unverified	Oct 22, 2008	Buy	642,300	11.64	$7.5M	conv 53ClusterUnusual size	SEC
CALPINE CORPListing unverified	Oct 22, 2008	Buy	299,700	12.81	$3.8M	conv 47ClusterUnusual size	SEC
CALPINE CORPListing unverified	Oct 20, 2008	Buy	159,800	11.07	$1.8M	conv 56ClusterUnusual size	SEC
CALPINE CORPListing unverified	Oct 20, 2008	Buy	587,048	10.11	$5.9M	conv 57ClusterUnusual size	SEC
CALPINE CORPListing unverified	Oct 20, 2008	Buy	184,152	9.03	$1.7M	conv 54ClusterUnusual size	SEC
LAMAR ADVERTISING CO/NEWListing on record	Jul 3, 2008	Buy	31,579	34.65	$1.1M	conv 45Cluster	SEC
LAMAR ADVERTISING CO/NEWListing on record	Jul 3, 2008	Buy	1,080	34.72	$37.5K	conv 32Cluster	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
APPFOLIO INCListing on record	Jun 21, 2017	Sell	-220,000	31.25 USD	$6.9M		SEC
APPFOLIO INCListing on record	Oct 8, 2015	Buy	666,667	16.50 USD	$11M	conv 67ClusterUnusual size	SEC
APPFOLIO INCListing on record	Jul 13, 2015	Buy	4,800	13.99 USD	$67.2K	conv 23Cluster	SEC
APPFOLIO INCListing on record	Jul 9, 2015	Buy	8,000	13.83 USD	$110.6K	conv 23Cluster	SEC
APPFOLIO INCListing on record	Jul 7, 2015	Buy	7,500	13.96 USD	$104.7K	conv 36ClusterFirst in 12mo	SEC
APPFOLIO INCListing on record	Jul 7, 2015	Buy	1,600	13.90 USD	$22.2K	conv 23Cluster	SEC
CALPINE CORPListing unverified	May 17, 2012	Award	5,166	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cimarex Resolute LLCListing unverified	Apr 2, 2012	Sell	0	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	Unusual size	SEC
CROWN CASTLE INC.Listing on record	May 2, 2011	Sell	-210,500	42.51 USD	$8.9M		SEC
CROWN CASTLE INC.Listing on record	May 2, 2011	Sell	-88,200	43.24 USD	$3.8M		SEC
CROWN CASTLE INC.Listing on record	May 2, 2011	Sell	-151,962	44.22 USD	$6.7M		SEC
LAMAR ADVERTISING CO/NEWListing on record	May 24, 2010	Award	1,034	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cimarex Resolute LLCListing unverified	Oct 7, 2009	Buy	65,900	10.35	$682.1K	conv 25Cluster	SEC
Cimarex Resolute LLCListing unverified	Oct 7, 2009	Buy	27,900	10.32	$287.9K	conv 31Cluster	SEC
CALPINE CORPListing unverified	Oct 30, 2008	Buy	455,305	10.73	$4.9M	conv 40Cluster	SEC
CALPINE CORPListing unverified	Oct 28, 2008	Buy	146,800	11.17	$1.6M	conv 30Cluster	SEC
CALPINE CORPListing unverified	Oct 28, 2008	Buy	642,400	10.52	$6.8M	conv 50ClusterUnusual size	SEC
CALPINE CORPListing unverified	Oct 22, 2008	Buy	2,000	13.27	$26.5K	conv 28Cluster	SEC
CALPINE CORPListing unverified	Oct 22, 2008	Buy	642,300	11.64	$7.5M	conv 53ClusterUnusual size	SEC
CALPINE CORPListing unverified	Oct 22, 2008	Buy	299,700	12.81	$3.8M	conv 47ClusterUnusual size	SEC
CALPINE CORPListing unverified	Oct 20, 2008	Buy	159,800	11.07	$1.8M	conv 56ClusterUnusual size	SEC
CALPINE CORPListing unverified	Oct 20, 2008	Buy	587,048	10.11	$5.9M	conv 57ClusterUnusual size	SEC
CALPINE CORPListing unverified	Oct 20, 2008	Buy	184,152	9.03	$1.7M	conv 54ClusterUnusual size	SEC
LAMAR ADVERTISING CO/NEWListing on record	Jul 3, 2008	Buy	31,579	34.65	$1.1M	conv 45Cluster	SEC
LAMAR ADVERTISING CO/NEWListing on record	Jul 3, 2008	Buy	1,080	34.72	$37.5K	conv 32Cluster	SEC