YARBRO STAN — SEC Insider Profile, Roles & Companies

Insider at

KLAC selling Oct. 26, 2004

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 36 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

36 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Oct. 26, 2004	KLAC	M	2,042	$43.80	$89,440	1,896 Direct	-51.85%	Disposed	4623.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	499	$43.79	$21,851	632 Direct	-44.12%	Disposed	4624.6% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	499	$34.67	$17,300	1,131 Direct	+78.96%	Acquired	5867.4% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	600	$43.81	$26,286	6,167 Direct	-8.87%	Disposed	4622.4% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	700	$43.80	$30,660	6,767 Direct	-9.37%	Disposed	4623.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	2,233	$43.79	$97,783	7,467 Direct	-23.02%	Disposed	4624.6% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	300	$43.77	$13,131	9,700 Direct	-3.00%	Disposed	4626.8% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	499	$43.79	$21,851	12,334 Direct	-3.89%	Disposed	4624.6% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	3,902	$43.78	$170,830	12,833 Direct	-23.32%	Disposed	4625.7% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	2,867	$43.77	$125,489	16,735 Direct	-14.63%	Disposed	4626.8% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	398	$43.76	$17,416	19,602 Direct	-1.99%	Disposed	4627.8% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	334	$43.80	$14,629	0 Direct	-100.00%	Disposed	4623.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	774	$43.81	$33,909	2,625 Direct	-22.77%	Disposed	4622.4% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	600	$43.80	$26,280	3,399 Direct	-15.00%	Disposed	4623.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	68	$43.79	$2,978	3,999 Direct	-1.67%	Disposed	4624.6% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	600	$43.78	$26,268	4,067 Direct	-12.86%	Disposed	4625.7% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	324	$43.80	$14,191	9,000 Direct	-3.47%	Disposed	4623.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	4,926	$43.81	$215,808	9,324 Direct	-34.57%	Disposed	4622.4% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	3,902	$43.78	$170,830	632 Direct	-86.06%	Disposed	4625.7% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	3,902	$34.67	$135,282	4,534 Direct	+617.41%	Acquired	5867.4% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	2,867	$43.77	$125,489	632 Direct	-81.94%	Disposed	4626.8% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	2,867	$34.67	$99,399	3,499 Direct	+453.64%	Acquired	5867.4% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	398	$43.76	$17,416	632 Direct	-38.64%	Disposed	4627.8% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	398	$34.67	$13,799	1,030 Direct	+62.97%	Acquired	5867.4% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	600	$43.81	$26,286	632 Direct	-48.70%	Disposed	4622.4% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	600	$37.05	$22,230	1,232 Direct	+94.94%	Acquired	5484.1% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	700	$43.80	$30,660	632 Direct	-52.55%	Disposed	4623.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	700	$37.05	$25,935	1,332 Direct	+110.76%	Acquired	5484.1% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	2,233	$43.79	$97,783	632 Direct	-77.94%	Disposed	4624.6% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	2,233	$37.05	$82,733	2,865 Direct	+353.32%	Acquired	5484.1% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	300	$43.77	$13,131	632 Direct	-32.19%	Disposed	4626.8% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	300	$37.05	$11,115	932 Direct	+47.47%	Acquired	5484.1% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	324	$43.80	$14,191	632 Direct	-33.89%	Disposed	4623.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	324	$29.31	$9,496	956 Direct	+51.27%	Acquired	6958.7% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	4,926	$43.81	$215,808	632 Direct	-88.63%	Disposed	4622.4% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	4,926	$29.31	$144,381	5,558 Direct	+779.43%	Acquired	6958.7% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	774	$43.81	$33,909	632 Direct	-55.05%	Disposed	4622.4% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	774	$32.75	$25,348	1,406 Direct	+122.47%	Acquired	6217.3% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	600	$43.80	$26,280	632 Direct	-48.70%	Disposed	4623.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	600	$32.75	$19,650	1,232 Direct	+94.94%	Acquired	6217.3% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	68	$43.79	$2,978	632 Direct	-9.71%	Disposed	4624.6% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	68	$32.75	$2,227	700 Direct	+10.76%	Acquired	6217.3% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	600	$43.78	$26,268	632 Direct	-48.70%	Disposed	4625.7% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	600	$32.75	$19,650	1,232 Direct	+94.94%	Acquired	6217.3% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	2,042	$43.80	$89,440	632 Direct	-76.36%	Disposed	4623.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	2,042	$26.25	$53,602	2,674 Direct	+323.10%	Acquired	7781.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	S	334	$43.80	$14,629	632 Direct	-34.58%	Disposed	4623.5% (price as of 2026-10-02)
Oct. 26, 2004	KLAC	M	334	$33.75	$11,272	966 Direct	+52.85%	Acquired	6030.1% (price as of 2026-10-02)
Sept. 21, 2004	KLAC	A	20,000	·	·	20,000 Direct	·	Acquired	(price as of 2026-10-02)
Aug. 2, 2004	KLAC	A	6,750	·	·	6,750 Direct	·	Acquired	(price as of 2026-10-02)
April 26, 2004	KLAC	A	11,250	·	·	11,250 Direct	·	Acquired	(price as of 2026-10-02)
Jan. 27, 2004	KLAC	A	9,000	·	·	9,000 Direct	·	Acquired	(price as of 2026-10-02)

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.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (2,042)	$26.25	Nov. 10, 2010	2,042	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (600)	$37.05	Nov. 8, 2012	600	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (700)	$37.05	Nov. 8, 2012	700	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (2,233)	$37.05	Nov. 8, 2012	2,233	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (300)	$37.05	Nov. 8, 2012	300	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (499)	$34.67	Jan. 28, 2013	499	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (3,902)	$34.67	Jan. 28, 2013	3,902	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (2,867)	$34.67	Jan. 28, 2013	2,867	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (398)	$34.67	Jan. 28, 2013	398	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (334)	$33.75	Oct. 27, 2009	334	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (774)	$32.75	April 4, 2011	774	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (600)	$32.75	April 4, 2011	600	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (68)	$32.75	April 4, 2011	68	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (600)	$32.75	April 4, 2011	600	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (324)	$29.31	Oct. 2, 2011	324	Disposed
Oct. 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (4,926)	$29.31	Oct. 2, 2011	4,926	Disposed
Sept. 21, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (20,000)	$41.79	Sept. 21, 2014	20,000	Acquired
Aug. 2, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (6,750)	$40.66	Aug. 2, 2014	6,750	Acquired
April 26, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (11,250)	$45.16	April 26, 2014	11,250	Acquired
Jan. 27, 2004	KLAC	Non-Qualified Stock Option (right to buy)	Common Stock (9,000)	$58.10	Jan. 27, 2014	9,000	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 9 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Nov. 14, 2003	KLAC	Non-Qualified Stock Option (right to buy)→ Common Stock (3,938)	3,938	Direct
Nov. 14, 2003	KLAC	Non-Qualified Stock Option (right to buy)→ Common Stock (14,250)	14,250	Direct
Nov. 14, 2003	KLAC	Non-Qualified Stock Option (right to buy)→ Common Stock (4,667)	4,667	Direct
Nov. 14, 2003	KLAC	Non-Qualified Stock Option (right to buy)→ Common Stock (334)	334	Direct
Nov. 14, 2003	KLAC	Non-Qualified Stock Option (right to buy)→ Common Stock (20,000)	20,000	Direct
Nov. 14, 2003	KLAC	Non-Qualified Stock Option (right to buy)→ Common Stock (10,000)	10,000	Direct
Nov. 14, 2003	KLAC	Non-Qualified Stock Option (right to buy)→ Common Stock (3,243)	3,243	Direct
Nov. 14, 2003	KLAC	Non-Qualified Stock Option (right to buy)→ Common Stock (10,000)	10,000	Direct
Nov. 14, 2003	KLAC	Non-Qualified Stock Option (right to buy)→ Common Stock (18,000)	18,000	Direct