Susan K Barnes

Insider

First SEC filing: Feb. 17, 2004 · Latest: Oct. 26, 2010

On this page

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.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 60 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

60 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 16, 2026	SANM	A	1,536	$123.69	$189,988	9,638 Direct	+18.96%	Acquired	54.1% (price as of 2026-08-21)
March 17, 2025	SANM	A	2,496	$76.12	$189,996	8,102 Direct	+44.52%	Acquired	150.4% (price as of 2026-08-21)
March 15, 2024	SANM	A	3,020	$59.61	$180,022	5,606 Direct	+116.78%	Acquired	219.8% (price as of 2026-08-21)
Sept. 15, 2023	SANM	A	2,586	$52.21	$135,015	2,586 Direct	—	Acquired	265.1% (price as of 2026-08-21)
Feb. 19, 2020	PACB	S	12,558	$4.44	$55,758	874,812 Direct	-1.42%	Disposed	-72.0% (price as of 2026-08-21)
Feb. 18, 2020	PACB	A	50,000	—	—	887,370 Direct	+5.97%	Acquired	(price as of 2026-08-21)
Feb. 18, 2020	PACB	A	100,000	—	—	837,370 Direct	+13.56%	Acquired	(price as of 2026-08-21)
Feb. 19, 2019	PACB	S	11,987	$7.16	$85,827	737,370 Direct	-1.60%	Disposed	-82.6% (price as of 2026-08-21)
Feb. 15, 2019	PACB	A	19,950	—	—	749,357 Direct	+2.74%	Acquired	(price as of 2026-08-21)
Feb. 15, 2019	PACB	A	21,250	—	—	729,407 Direct	+3.00%	Acquired	(price as of 2026-08-21)
Dec. 20, 2018	PACB	M	18,228	—	—	69,272 Direct	-20.83%	Disposed	(price as of 2026-08-21)
Dec. 20, 2018	PACB	M	48,762	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Dec. 20, 2018	PACB	M	250,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Dec. 20, 2018	PACB	M	18,228	$2.63	$47,940	708,157 Direct	+2.64%	Acquired	-52.7% (price as of 2026-08-21)
Dec. 20, 2018	PACB	M	48,762	$2.27	$110,690	689,929 Direct	+7.61%	Acquired	-45.2% (price as of 2026-08-21)
Dec. 20, 2018	PACB	M	250,000	$4.79	$1,197,500	641,167 Direct	+63.91%	Acquired	-74.0% (price as of 2026-08-21)
March 15, 2018	PACB	A	87,500	—	—	87,500 Direct	—	Acquired	(price as of 2026-08-21)
March 15, 2018	PACB	A	43,750	—	—	391,167 Direct	+12.59%	Acquired	(price as of 2026-08-21)
June 2, 2017	PACB	M	276,238	—	—	48,762 Direct	-85.00%	Disposed	(price as of 2026-08-21)
June 2, 2017	PACB	M	276,238	$2.27	$627,060	347,417 Direct	+388.09%	Acquired	-45.2% (price as of 2026-08-21)
Feb. 15, 2017	PACB	A	250,000	—	—	250,000 Direct	—	Acquired	(price as of 2026-08-21)
March 15, 2016	PACB	A	250,000	—	—	250,000 Direct	—	Acquired	(price as of 2026-08-21)
March 16, 2015	PACB	A	250,000	—	—	250,000 Direct	—	Acquired	(price as of 2026-08-21)
March 17, 2014	PACB	A	300,000	—	—	300,000 Direct	—	Acquired	(price as of 2026-08-21)
March 15, 2013	PACB	A	325,000	—	—	325,000 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 15, 2012	PACB	A	250,000	—	—	250,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 15, 2010	PACB	A	125,000	—	—	125,000 Direct	—	Acquired	(price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	10,000	$99.65	$996,500	100,236 Direct	-9.07%	Disposed	3274.3% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	16,000	$99.29	$1,588,640	110,236 Direct	-12.67%	Disposed	3286.5% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	4,000	$97.26	$389,040	198,722 Direct	-1.97%	Disposed	3357.2% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	11,457	$18.50	$211,954	11,457 Direct	—	Acquired	18075.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	5,833	$47.86	$279,167	5,833 Direct	—	Acquired	6925.6% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	16,666	$18.50	$308,321	16,666 Direct	—	Acquired	18075.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	34,375	$11.74	$403,562	34,375 Direct	—	Acquired	28540.9% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	35,155	$18.50	$650,368	35,155 Direct	—	Acquired	18075.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	469	$11.38	$5,337	469 Direct	—	Acquired	29447.0% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	7,031	$11.38	$80,013	7,031 Direct	—	Acquired	29447.0% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	18,261	$14.50	$264,784	18,261 Direct	—	Acquired	23089.3% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	24,239	$14.50	$351,466	24,239 Direct	—	Acquired	23089.3% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	2,500	$6.00	$15,000	2,500 Direct	—	Acquired	55940.8% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	10,000	$6.00	$60,000	10,000 Direct	—	Acquired	55940.8% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,715	$98.90	$565,214	126,236 Direct	-4.33%	Disposed	3299.8% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$98.50	$492,500	131,951 Direct	-3.65%	Disposed	3313.6% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$98.47	$492,350	136,951 Direct	-3.52%	Disposed	3314.7% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	11,500	$98.40	$1,131,600	141,951 Direct	-7.49%	Disposed	3317.1% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	3,500	$98.35	$344,225	153,451 Direct	-2.23%	Disposed	3318.9% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$98.03	$490,150	156,951 Direct	-3.09%	Disposed	3330.0% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	7,500	$98.00	$735,000	161,951 Direct	-4.43%	Disposed	3331.1% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	4,271	$97.77	$417,576	169,451 Direct	-2.46%	Disposed	3339.1% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	15,000	$97.67	$1,465,050	173,722 Direct	-7.95%	Disposed	3342.7% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	10,000	$97.53	$975,300	188,722 Direct	-5.03%	Disposed	3347.6% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$97.25	$486,250	202,722 Direct	-2.41%	Disposed	3357.5% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	3,500	$97.24	$340,340	207,722 Direct	-1.66%	Disposed	3357.9% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	7,500	$97.23	$729,225	211,222 Direct	-3.43%	Disposed	3358.2% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$97.22	$486,100	218,722 Direct	-2.23%	Disposed	3358.6% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	30,000	$97.20	$2,916,000	223,722 Direct	-11.82%	Disposed	3359.3% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	7,500	$97.05	$727,875	253,722 Direct	-2.87%	Disposed	3364.7% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$97.00	$485,000	261,222 Direct	-1.88%	Disposed	3366.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	5,833	$47.86	$279,167	266,222 Direct	+2.24%	Acquired	6925.6% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	16,666	$18.50	$308,321	260,389 Direct	+6.84%	Acquired	18075.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	34,375	$11.74	$403,562	243,723 Direct	+16.42%	Acquired	28540.9% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	11,457	$18.50	$211,954	209,348 Direct	+5.79%	Acquired	18075.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	35,155	$18.50	$650,368	197,891 Direct	+21.60%	Acquired	18075.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	469	$11.38	$5,337	162,736 Direct	+0.29%	Acquired	29447.0% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	7,031	$11.38	$80,013	162,267 Direct	+4.53%	Acquired	29447.0% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	18,261	$14.50	$264,784	155,236 Direct	+13.33%	Acquired	23089.3% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	24,239	$14.50	$351,466	136,975 Direct	+21.50%	Acquired	23089.3% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	2,500	$6.00	$15,000	112,736 Direct	+2.27%	Acquired	55940.8% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	10,000	$6.00	$60,000	110,236 Direct	+9.98%	Acquired	55940.8% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	7,500	$97.50	$731,250	254,451 Direct	-2.86%	Disposed	3348.7% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$98.50	$492,500	131,951 Direct	-3.65%	Disposed	3313.6% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	11,457	$18.50	$211,954	11,457 Direct	—	Acquired	18075.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	6,562	$47.86	$314,057	6,562 Direct	—	Acquired	6925.6% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	16,666	$18.50	$308,321	16,666 Direct	—	Acquired	18075.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	34,375	$11.74	$403,562	34,375 Direct	—	Acquired	28540.9% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	35,155	$18.50	$650,368	35,155 Direct	—	Acquired	18075.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	469	$11.38	$5,337	469 Direct	—	Acquired	29447.0% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	7,031	$11.38	$80,013	7,031 Direct	—	Acquired	29447.0% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	18,261	$14.50	$264,784	18,261 Direct	—	Acquired	23089.3% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	24,239	$14.50	$351,466	24,239 Direct	—	Acquired	23089.3% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	2,500	$6.00	$15,000	2,500 Direct	—	Acquired	55940.8% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	10,000	$6.00	$60,000	10,000 Direct	—	Acquired	55940.8% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,715	$98.90	$565,214	126,236 Direct	-4.33%	Disposed	3299.8% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$98.47	$492,350	136,951 Direct	-3.52%	Disposed	3314.7% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	11,500	$98.40	$1,131,600	141,951 Direct	-7.49%	Disposed	3317.1% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	3,500	$98.35	$344,225	153,451 Direct	-2.23%	Disposed	3318.9% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$98.03	$490,150	156,951 Direct	-3.09%	Disposed	3330.0% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	7,500	$98.00	$735,000	161,951 Direct	-4.43%	Disposed	3331.1% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$97.77	$488,850	169,451 Direct	-2.87%	Disposed	3339.1% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	15,000	$97.67	$1,465,050	174,451 Direct	-7.92%	Disposed	3342.7% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	10,000	$97.53	$975,300	189,451 Direct	-5.01%	Disposed	3347.6% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	4,000	$97.26	$389,040	199,451 Direct	-1.97%	Disposed	3357.2% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$97.25	$486,250	203,451 Direct	-2.40%	Disposed	3357.5% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	3,500	$97.24	$340,340	208,451 Direct	-1.65%	Disposed	3357.9% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	7,500	$97.23	$729,225	211,951 Direct	-3.42%	Disposed	3358.2% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$97.22	$486,100	219,451 Direct	-2.23%	Disposed	3358.6% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	30,000	$97.20	$2,916,000	224,451 Direct	-11.79%	Disposed	3359.3% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	S	5,000	$97.00	$485,000	261,951 Direct	-1.87%	Disposed	3366.4% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	6,562	$47.86	$314,057	266,951 Direct	+2.52%	Acquired	6925.6% (price as of 2026-08-21)
Nov. 11, 2005	ISRG	M	16,666	$18.50	$308,321	260,389 Direct	+6.84%	Acquired	18075.4% (price as of 2026-08-21)

Showing latest 100 of 123 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
Dec. 20, 2018	PACB	Stock Option (right to buy)	Common Stock (18,228)	$2.63	March 15, 2028	18,228	Disposed
Dec. 20, 2018	PACB	Stock Option (right to buy)	Common Stock (48,762)	$2.27	March 15, 2023	48,762	Disposed
Dec. 20, 2018	PACB	Stock Option (right to buy)	Common Stock (250,000)	$4.79	Feb. 15, 2022	250,000	Disposed
March 15, 2018	PACB	Stock Option (right to buy)	Common Stock (87,500)	$2.63	March 15, 2028	87,500	Acquired
June 2, 2017	PACB	Stock Option (right to buy)	Common Stock (276,238)	$2.27	March 15, 2023	276,238	Disposed
Feb. 15, 2017	PACB	Stock Option (right to buy)	Common Stock (250,000)	$5.27	Feb. 15, 2027	250,000	Acquired
March 15, 2016	PACB	Stock Option (right to buy)	Common Stock (250,000)	$7.87	March 15, 2026	250,000	Acquired
March 16, 2015	PACB	Stock Option (right to buy)	Common Stock (250,000)	$5.72	March 16, 2025	250,000	Acquired
March 17, 2014	PACB	Stock Option (right to buy)	Common Stock (300,000)	$6.14	March 17, 2024	300,000	Acquired
March 15, 2013	PACB	Stock Option (right to buy)	Common Stock (325,000)	$2.27	March 15, 2023	325,000	Acquired
Feb. 15, 2012	PACB	Stock Option (right to buy)	Common Stock (250,000)	$4.79	Feb. 15, 2022	250,000	Acquired
Dec. 15, 2010	PACB	Stock Option (right to buy)	Common Stock (125,000)	$13.72	Dec. 15, 2020	125,000	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$18.50	March 14, 2012	11,457	Acquired
Nov. 11, 2005	ISRG	Stock Option [F1]	Common Stock (0)	$47.86	Feb. 11, 2015	5,833	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$18.50	Feb. 13, 2014	16,666	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$11.74	Feb. 6, 2013	34,375	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$18.50	March 24, 2012	35,155	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$11.38	Feb. 1, 2012	469	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$11.38	March 22, 2010	7,031	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$14.50	Jan. 22, 2011	18,261	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$14.50	Jan. 22, 2010	24,239	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$6.00	March 17, 2010	2,500	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$6.00	Aug. 9, 2009	10,000	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$18.50	March 14, 2012	11,457	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$47.86	Feb. 11, 2015	6,562	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$18.50	Feb. 13, 2014	16,666	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$11.74	Feb. 6, 2013	34,375	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$18.50	March 24, 2012	35,155	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$11.38	Feb. 1, 2012	469	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$11.38	March 22, 2010	7,031	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$14.50	Jan. 22, 2011	18,261	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$14.50	Jan. 22, 2010	24,239	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$6.00	March 17, 2010	2,500	Acquired
Nov. 11, 2005	ISRG	Stock Option	Common Stock (0)	$6.00	Aug. 9, 2009	10,000	Acquired
Feb. 11, 2005	ISRG	Stock Option (right to buy) [F2]	Common Stock (35,000)	$47.86	Feb. 11, 2015	35,000	Acquired
Feb. 13, 2004	ISRG	Stock Option (right to buy) [F1]	common stock (40,000)	$18.50	Feb. 13, 2014	40,000	Acquired

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

Initial ownership (Form 3) 2 holdings

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

Date	Ticker	Security	Shares	Ownership
Oct. 26, 2010	PACB	Common Stock	47,058	Direct
Oct. 26, 2010	PACB	Stock Option (right to buy)→ Common Stock (327,942)	327,942	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

PACB

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2020	$281,365	—	$676,500	—	—	—	—	$957,865
2019	$401,500	—	$151,513	—	$234,382	—	—	$787,395
2013	$1	—	—	$436,508	—	—	—	$436,509

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.