Robert L Klimm

CIK 1202771 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 4, 2004 · Latest: Feb. 4, 2004

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.

Insider at

MKSI selling April 30, 2007

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 64 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

64 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
April 30, 2007	MKSI	M 10b5-1	1,875	—	—	30,437 Direct	-5.80%	Disposed	(price as of 2026-08-20)
April 30, 2007	MKSI	S 10b5-1	1,875	$27.51	$51,581	10,000 Direct	-15.79%	Disposed	903.2% (price as of 2026-08-20)
April 30, 2007	MKSI	M 10b5-1	1,875	$14.72	$27,600	11,875 Direct	+18.75%	Acquired	1774.9% (price as of 2026-08-20)
April 26, 2007	MKSI	M 10b5-1	6,250	—	—	32,312 Direct	-16.21%	Disposed	(price as of 2026-08-20)
April 26, 2007	MKSI	S 10b5-1	1,650	$27.95	$46,118	10,000 Direct	-14.16%	Disposed	887.4% (price as of 2026-08-20)
April 26, 2007	MKSI	S 10b5-1	2,000	$27.94	$55,880	11,650 Direct	-14.65%	Disposed	887.8% (price as of 2026-08-20)
April 26, 2007	MKSI	S 10b5-1	2,600	$27.93	$72,618	13,650 Direct	-16.00%	Disposed	888.1% (price as of 2026-08-20)
April 26, 2007	MKSI	M 10b5-1	6,250	$23.50	$146,875	16,250 Direct	+62.50%	Acquired	1074.4% (price as of 2026-08-20)
April 20, 2007	MKSI	M 10b5-1	6,250	—	—	38,562 Direct	-13.95%	Disposed	(price as of 2026-08-20)
April 20, 2007	MKSI	S 10b5-1	6,250	$27.41	$171,312	10,000 Direct	-38.46%	Disposed	906.9% (price as of 2026-08-20)
April 20, 2007	MKSI	M 10b5-1	6,250	$23.50	$146,875	16,250 Direct	+62.50%	Acquired	1074.4% (price as of 2026-08-20)
March 1, 2007	MKSI	M 10b5-1	375	—	—	44,812 Direct	-0.83%	Disposed	(price as of 2026-08-20)
March 1, 2007	MKSI	S 10b5-1	375	$23.46	$8,798	10,000 Direct	-3.61%	Disposed	1076.4% (price as of 2026-08-20)
March 1, 2007	MKSI	M 10b5-1	375	$18.12	$6,795	10,375 Direct	+3.75%	Acquired	1423.1% (price as of 2026-08-20)
March 1, 2007	MKSI	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	863	—	—	45,187 Direct	-1.87%	Disposed	(price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	457	—	—	46,050 Direct	-0.98%	Disposed	(price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	4,875	—	—	46,507 Direct	-9.49%	Disposed	(price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	356	—	—	51,382 Direct	-0.69%	Disposed	(price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	7,500	—	—	51,738 Direct	-12.66%	Disposed	(price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	7,500	—	—	59,238 Direct	-11.24%	Disposed	(price as of 2026-08-20)
Feb. 15, 2007	MKSI	S 10b5-1	863	$24.92	$21,506	10,000 Direct	-7.94%	Disposed	1007.5% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	863	$20.02	$17,277	10,863 Direct	+8.63%	Acquired	1278.6% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	S 10b5-1	457	$24.92	$11,388	10,000 Direct	-4.37%	Disposed	1007.5% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	457	$18.44	$8,427	10,457 Direct	+4.57%	Acquired	1396.7% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	4,875	$18.12	$88,335	14,875 Direct	+48.75%	Acquired	1423.1% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	S 10b5-1	356	$24.92	$8,872	10,000 Direct	-3.44%	Disposed	1007.5% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	356	$17.60	$6,266	10,356 Direct	+3.56%	Acquired	1468.1% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	S 10b5-1	7,500	$24.40	$183,000	10,000 Direct	-42.86%	Disposed	1031.1% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	7,500	$17.25	$129,375	17,500 Direct	+75.00%	Acquired	1499.9% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	S 10b5-1	7,500	$23.90	$179,250	10,000 Direct	-42.86%	Disposed	1054.8% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	M 10b5-1	7,500	$17.25	$129,375	17,500 Direct	+75.00%	Acquired	1499.9% (price as of 2026-08-20)
Feb. 15, 2007	MKSI	S 10b5-1	4,875	$24.92	$121,485	10,000 Direct	-32.77%	Disposed	1007.5% (price as of 2026-08-20)
Jan. 30, 2007	MKSI	M 10b5-1	1,875	—	—	66,738 Direct	-2.73%	Disposed	(price as of 2026-08-20)
Jan. 30, 2007	MKSI	S 10b5-1	1,875	$21.73	$40,744	10,000 Direct	-15.79%	Disposed	1170.1% (price as of 2026-08-20)
Jan. 30, 2007	MKSI	M 10b5-1	1,875	$14.72	$27,600	11,875 Direct	+18.75%	Acquired	1774.9% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	2,200	—	—	68,613 Direct	-3.11%	Disposed	(price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	200	—	—	70,813 Direct	-0.28%	Disposed	(price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	1,700	—	—	71,013 Direct	-2.34%	Disposed	(price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	700	—	—	72,713 Direct	-0.95%	Disposed	(price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	1,600	—	—	73,413 Direct	-2.13%	Disposed	(price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	1,100	—	—	75,013 Direct	-1.45%	Disposed	(price as of 2026-08-20)
Jan. 10, 2007	MKSI	S 10b5-1	2,200	$23.45	$51,590	10,000 Direct	-18.03%	Disposed	1076.9% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	2,200	$17.25	$37,950	12,200 Direct	+22.00%	Acquired	1499.9% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	S 10b5-1	200	$23.44	$4,688	10,000 Direct	-1.96%	Disposed	1077.4% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	200	$17.25	$3,450	10,200 Direct	+2.00%	Acquired	1499.9% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	S 10b5-1	1,700	$23.43	$39,831	10,000 Direct	-14.53%	Disposed	1077.9% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	1,700	$17.25	$29,325	11,700 Direct	+17.00%	Acquired	1499.9% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	S 10b5-1	700	$23.41	$16,387	10,000 Direct	-6.54%	Disposed	1078.9% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	700	$17.25	$12,075	10,700 Direct	+7.00%	Acquired	1499.9% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	S 10b5-1	1,600	$23.44	$37,504	10,000 Direct	-13.79%	Disposed	1077.4% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	1,600	$17.25	$27,600	11,600 Direct	+16.00%	Acquired	1499.9% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	S 10b5-1	1,100	$23.42	$25,762	10,000 Direct	-9.91%	Disposed	1078.4% (price as of 2026-08-20)
Jan. 10, 2007	MKSI	M 10b5-1	1,100	$17.25	$18,975	11,100 Direct	+11.00%	Acquired	1499.9% (price as of 2026-08-20)
Dec. 18, 2006	MKSI	M 10b5-1	375	—	—	76,113 Direct	-0.49%	Disposed	(price as of 2026-08-20)
Dec. 18, 2006	MKSI	M 10b5-1	7,500	—	—	76,488 Direct	-8.93%	Disposed	(price as of 2026-08-20)
Dec. 18, 2006	MKSI	S 10b5-1	375	$23.00	$8,625	10,000 Direct	-3.61%	Disposed	1100.0% (price as of 2026-08-20)
Dec. 18, 2006	MKSI	M 10b5-1	375	$18.12	$6,795	10,375 Direct	+3.75%	Acquired	1423.1% (price as of 2026-08-20)
Dec. 18, 2006	MKSI	S 10b5-1	7,500	$22.91	$171,825	10,000 Direct	-42.86%	Disposed	1104.7% (price as of 2026-08-20)
Dec. 18, 2006	MKSI	M 10b5-1	7,500	$17.25	$129,375	17,500 Direct	+75.00%	Acquired	1499.9% (price as of 2026-08-20)
Dec. 15, 2006	MKSI	M 10b5-1	1,875	—	—	83,988 Direct	-2.18%	Disposed	(price as of 2026-08-20)
Dec. 15, 2006	MKSI	S 10b5-1	1,875	$22.01	$41,269	10,000 Direct	-15.79%	Disposed	1153.9% (price as of 2026-08-20)
Dec. 15, 2006	MKSI	M 10b5-1	1,875	$16.88	$31,650	11,875 Direct	+18.75%	Acquired	1535.0% (price as of 2026-08-20)
Oct. 30, 2006	MKSI	M	1,875	—	—	85,863 Direct	-2.14%	Disposed	(price as of 2026-08-20)
Oct. 30, 2006	MKSI	S	1,875	$21.47	$40,256	10,000 Direct	-15.79%	Disposed	1185.5% (price as of 2026-08-20)
Oct. 30, 2006	MKSI	M	1,875	$14.72	$27,600	11,875 Direct	+18.75%	Acquired	1774.9% (price as of 2026-08-20)
Oct. 26, 2006	MKSI	M 10b5-1	5,500	—	—	87,738 Direct	-5.90%	Disposed	(price as of 2026-08-20)
Oct. 26, 2006	MKSI	S 10b5-1	5,500	$22.40	$123,200	10,000 Direct	-35.48%	Disposed	1132.1% (price as of 2026-08-20)
Oct. 26, 2006	MKSI	M 10b5-1	5,500	$16.88	$92,840	15,500 Direct	+55.00%	Acquired	1535.0% (price as of 2026-08-20)
Oct. 13, 2006	MKSI	M 10b5-1	5,500	—	—	93,238 Direct	-5.57%	Disposed	(price as of 2026-08-20)
Oct. 13, 2006	MKSI	S 10b5-1	5,500	$21.91	$120,505	10,000 Direct	-35.48%	Disposed	1159.7% (price as of 2026-08-20)
Oct. 13, 2006	MKSI	M 10b5-1	5,500	$16.88	$92,840	15,500 Direct	+55.00%	Acquired	1535.0% (price as of 2026-08-20)
Oct. 12, 2006	MKSI	M 10b5-1	5,500	—	—	98,738 Direct	-5.28%	Disposed	(price as of 2026-08-20)
Oct. 12, 2006	MKSI	S 10b5-1	5,500	$21.40	$117,700	10,000 Direct	-35.48%	Disposed	1189.7% (price as of 2026-08-20)
Oct. 12, 2006	MKSI	M 10b5-1	5,500	$16.88	$92,840	15,500 Direct	+55.00%	Acquired	1535.0% (price as of 2026-08-20)
Oct. 3, 2006	MKSI	M 10b5-1	788	—	—	104,238 Direct	-0.75%	Disposed	(price as of 2026-08-20)
Oct. 3, 2006	MKSI	M 10b5-1	1,400	—	—	105,026 Direct	-1.32%	Disposed	(price as of 2026-08-20)
Oct. 3, 2006	MKSI	S 10b5-1	788	$19.65	$15,484	10,000 Direct	-7.30%	Disposed	1304.5% (price as of 2026-08-20)
Oct. 3, 2006	MKSI	S 10b5-1	1,400	$19.81	$27,734	10,788 Direct	-11.49%	Disposed	1293.2% (price as of 2026-08-20)
Oct. 3, 2006	MKSI	M 10b5-1	788	$10.86	$8,558	12,188 Direct	+6.91%	Acquired	2441.3% (price as of 2026-08-20)
Oct. 3, 2006	MKSI	M 10b5-1	1,400	$10.86	$15,204	11,400 Direct	+14.00%	Acquired	2441.3% (price as of 2026-08-20)
Aug. 30, 2006	MKSI	M	6,125	—	—	106,426 Direct	-5.44%	Disposed	(price as of 2026-08-20)
Aug. 30, 2006	MKSI	S	6,125	$20.90	$128,012	10,000 Direct	-37.98%	Disposed	1220.5% (price as of 2026-08-20)
Aug. 30, 2006	MKSI	M	6,125	$16.88	$103,390	16,125 Direct	+61.25%	Acquired	1535.0% (price as of 2026-08-20)
Aug. 22, 2006	MKSI	M	5,500	—	—	112,551 Direct	-4.66%	Disposed	(price as of 2026-08-20)
Aug. 22, 2006	MKSI	S	5,500	$20.90	$114,950	10,000 Direct	-35.48%	Disposed	1220.5% (price as of 2026-08-20)
Aug. 22, 2006	MKSI	M	5,500	$16.88	$92,840	15,500 Direct	+55.00%	Acquired	1535.0% (price as of 2026-08-20)
Aug. 15, 2006	MKSI	M	2,894	—	—	118,051 Direct	-2.39%	Disposed	(price as of 2026-08-20)
Aug. 15, 2006	MKSI	S	2,894	$19.75	$57,156	10,000 Direct	-22.44%	Disposed	1297.4% (price as of 2026-08-20)
Aug. 15, 2006	MKSI	M	2,894	$14.72	$42,600	12,894 Direct	+28.94%	Acquired	1774.9% (price as of 2026-08-20)
Aug. 7, 2006	MKSI	M 10b5-1	3,000	—	—	120,945 Direct	-2.42%	Disposed	(price as of 2026-08-20)
Aug. 7, 2006	MKSI	S 10b5-1	3,000	$19.77	$59,310	10,000 Direct	-23.08%	Disposed	1296.0% (price as of 2026-08-20)
Aug. 7, 2006	MKSI	M 10b5-1	3,000	$14.72	$44,160	13,000 Direct	+30.00%	Acquired	1774.9% (price as of 2026-08-20)
July 31, 2006	MKSI	M 10b5-1	2,187	—	—	123,945 Direct	-1.73%	Disposed	(price as of 2026-08-20)
July 31, 2006	MKSI	S 10b5-1	2,187	$20.86	$45,621	10,000 Direct	-17.95%	Disposed	1223.1% (price as of 2026-08-20)
July 31, 2006	MKSI	M 10b5-1	2,187	$10.86	$23,751	12,187 Direct	+21.87%	Acquired	2441.3% (price as of 2026-08-20)
June 15, 2006	MKSI	S	1,558	$19.75	$30,770	10,000 Direct	-13.48%	Disposed	1297.4% (price as of 2026-08-20)
June 13, 2006	MKSI	S	1,586	$19.75	$31,324	11,558 Direct	-12.07%	Disposed	1297.4% (price as of 2026-08-20)
June 9, 2006	MKSI	M 10b5-1	2,000	—	—	126,132 Direct	-1.56%	Disposed	(price as of 2026-08-20)
June 9, 2006	MKSI	S 10b5-1	2,000	$20.49	$40,980	13,144 Direct	-13.21%	Disposed	1246.9% (price as of 2026-08-20)

Showing latest 100 of 136 transactions

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
April 30, 2007	MKSI	Stock Option (right to buy)	Common (1,875)	—	Aug. 8, 1988	1,875	Disposed
April 26, 2007	MKSI	Stock Option (right to buy)	Common (6,250)	—	Aug. 8, 1988	6,250	Disposed
April 20, 2007	MKSI	Stock Option (right to buy)	Common (6,250)	—	Aug. 8, 1988	6,250	Disposed
March 1, 2007	MKSI	Stock Option (right to buy)	Common (375)	—	Aug. 8, 1988	375	Disposed
March 1, 2007	MKSI	Restricted Stock Unit	Common (10,000)	—	—	10,000	Acquired
Feb. 15, 2007	MKSI	Stock Option (right to buy)	Common (863)	—	Aug. 8, 1988	863	Disposed
Feb. 15, 2007	MKSI	Stock Option (right to buy)	Common (457)	—	Aug. 8, 1988	457	Disposed
Feb. 15, 2007	MKSI	Stock Option (right to buy)	Common (4,875)	—	Aug. 8, 1988	4,875	Disposed
Feb. 15, 2007	MKSI	Stock Option (right to buy)	Common (356)	—	Aug. 8, 1988	356	Disposed
Feb. 15, 2007	MKSI	Stock Option (right to buy)	Common (7,500)	—	Aug. 8, 1988	7,500	Disposed
Feb. 15, 2007	MKSI	Stock Option (right to buy)	Common (7,500)	—	Aug. 8, 1988	7,500	Disposed
Jan. 30, 2007	MKSI	Stock Option (right to buy)	Common (1,875)	—	Aug. 8, 1988	1,875	Disposed
Jan. 10, 2007	MKSI	Stock Option (right to buy)	Common (2,200)	—	Aug. 8, 1988	2,200	Disposed
Jan. 10, 2007	MKSI	Stock Option (right to buy)	Common (200)	—	Aug. 8, 1988	200	Disposed
Jan. 10, 2007	MKSI	Stock Option (right to buy)	Common (1,700)	—	Aug. 8, 1988	1,700	Disposed
Jan. 10, 2007	MKSI	Stock Option (right to buy)	Common (700)	—	Aug. 8, 1988	700	Disposed
Jan. 10, 2007	MKSI	Stock Option (right to buy)	Common (1,600)	—	Aug. 8, 1988	1,600	Disposed
Jan. 10, 2007	MKSI	Stock Option (right to buy)	Common (1,100)	—	Aug. 8, 1988	1,100	Disposed
Dec. 18, 2006	MKSI	Stock Option (right to buy)	Common (375)	—	Aug. 8, 1988	375	Disposed
Dec. 18, 2006	MKSI	Stock Option (right to buy)	Common (7,500)	—	Aug. 8, 1988	7,500	Disposed
Dec. 15, 2006	MKSI	Stock Option (right to buy)	Common (1,875)	—	Aug. 8, 1988	1,875	Disposed
Oct. 30, 2006	MKSI	Stock Option (right to buy)	Common (1,875)	—	Aug. 8, 1988	1,875	Disposed
Oct. 26, 2006	MKSI	Stock Option (right to buy)	Common (5,500)	—	Aug. 8, 1988	5,500	Disposed
Oct. 13, 2006	MKSI	Stock Option (right to buy)	Common (5,500)	—	Aug. 8, 1988	5,500	Disposed
Oct. 12, 2006	MKSI	Stock Option (right to buy)	Common (5,500)	—	Aug. 8, 1988	5,500	Disposed
Oct. 3, 2006	MKSI	Stock Option (right to buy)	Common (788)	—	Aug. 8, 1988	788	Disposed
Oct. 3, 2006	MKSI	Stock Option (right to buy)	Common (1,400)	—	Aug. 8, 1988	1,400	Disposed
Aug. 30, 2006	MKSI	Stock Option (right to buy)	Common (6,125)	—	Aug. 8, 1988	6,125	Disposed
Aug. 22, 2006	MKSI	Stock Option (right to buy)	Common (5,500)	—	Aug. 8, 1988	5,500	Disposed
Aug. 15, 2006	MKSI	Stock Option (right to buy)	Common (2,894)	—	Aug. 8, 1988	2,894	Disposed
Aug. 7, 2006	MKSI	Stock Option (right to buy)	Common (3,000)	—	Aug. 8, 1988	3,000	Disposed
July 31, 2006	MKSI	Stock Option (right to buy)	Common (2,187)	—	Aug. 8, 1988	2,187	Disposed
June 9, 2006	MKSI	Stock Option (right to buy)	Common (2,000)	—	Aug. 8, 1988	2,000	Disposed
May 31, 2006	MKSI	Stock Option (right to buy)	Common (2,000)	—	Aug. 8, 1988	2,000	Disposed
May 26, 2006	MKSI	Stock Option (right to buy)	Common (2,000)	—	Aug. 8, 1988	2,000	Disposed
May 5, 2006	MKSI	Stock Option (right to buy)	Common (2,188)	—	Aug. 8, 1988	2,188	Disposed
Feb. 16, 2006	MKSI	Stock Option (right to buy)	Common (3,106)	$14.72	Aug. 8, 1988	3,106	Disposed
Feb. 16, 2006	MKSI	Stock Option (right to buy)	Common (457)	$12.97	Aug. 8, 1988	457	Disposed
Feb. 16, 2006	MKSI	Stock Option (right to buy)	Common (3,937)	$10.86	Aug. 8, 1988	3,937	Disposed
Jan. 18, 2006	MKSI	Stock Option (right to buy)	Common (9,500)	—	Aug. 8, 1988	9,500	Disposed
July 20, 2005	MKSI	Stock Option (right to buy)	Common (15,000)	—	Aug. 8, 1988	15,000	Disposed
July 30, 2004	MKSI	Stock Option (Right to Buy)	Common (30,000)	$14.72	July 30, 2014	30,000	Acquired
Jan. 5, 2004	MKSI	Stock Option (roght to buy)	Common (7,000)	$29.93	Jan. 6, 2014	7,000	Acquired
Nov. 11, 2003	MKSI	Stock Option (right to buy)	Common (28,000)	$27.11	Nov. 13, 2013	28,000	Acquired

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