John S Chalsty

Insider

First SEC filing: May 11, 2010 · Latest: May 11, 2010

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 11 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

11 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 10, 2010	OXY	A	5,800	—	—	61,406 Direct	+10.43%	Acquired	(price as of 2026-08-19)
May 4, 2009	OXY	A	5,800	—	—	55,606 Direct	+11.65%	Acquired	(price as of 2026-08-19)
May 5, 2008	OXY	A	5,800	—	—	49,806 Direct	+13.18%	Acquired	(price as of 2026-08-19)
May 7, 2007	OXY	A	5,800	—	—	44,006 Direct	+15.18%	Acquired	(price as of 2026-08-19)
June 21, 2006	OXY	P	1,100	$94.15	$103,565	19,103 Direct	+6.11%	Acquired	33.7% (price as of 2026-08-19)
June 21, 2006	OXY	P	1,300	$94.17	$122,421	18,003 Direct	+7.78%	Acquired	33.7% (price as of 2026-08-19)
June 21, 2006	OXY	P	100	$94.11	$9,411	16,703 Direct	+0.60%	Acquired	33.8% (price as of 2026-08-19)
June 21, 2006	OXY	G	2,500	—	—	16,603 Direct	-13.09%	Disposed	(price as of 2026-08-19)
May 24, 2006	OXY	F	1,055	$103.71	$109,414	19,103 Direct	-5.23%	Disposed	21.4% (price as of 2026-08-19)
May 8, 2006	OXY	A	2,900	—	—	20,158 Direct	+16.80%	Acquired	(price as of 2026-08-19)
June 7, 2005	OXY	F	1,013	—	—	17,258 Direct	-5.54%	Disposed	(price as of 2026-08-19)
May 9, 2005	OXY	A	2,900	—	—	18,271 Direct	+18.87%	Acquired	(price as of 2026-08-19)
May 28, 2004	OXY	F	879	—	—	15,371 Direct	-5.41%	Disposed	(price as of 2026-08-19)
May 3, 2004	OXY	A	2,800	—	—	16,250 Direct	+20.82%	Acquired	(price as of 2026-08-19)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.