Caroline Dorsa

Insider

First SEC filing: March 2, 2010 · Latest: March 2, 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 + 57 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

57 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 21, 2026	ILMN	A	2,072	$144.83	$300,088	15,754 Direct	+15.14%	Acquired	45.6% (price as of 2026-08-20)
May 20, 2026	ILMN	F	1,512	$141.92	$214,583	13,682 Direct	-9.95%	Disposed	48.6% (price as of 2026-08-20)
May 7, 2026	DUKU	A	1,602	$124.87	$200,042	12,723 Direct	+14.41%	Acquired	-59.5% (price as of 2026-08-20)
June 17, 2025	BIIB	A	3,160	—	—	31,002 Direct	+11.35%	Acquired	(price as of 2026-08-20)
May 21, 2025	ILMN	A	3,780	—	—	15,194 Direct	+33.12%	Acquired	(price as of 2026-08-20)
May 16, 2025	ILMN	F	1,070	$83.62	$89,473	11,414 Direct	-8.57%	Disposed	152.1% (price as of 2026-08-20)
May 2, 2025	BIIB	P	1,235	$122.72	$151,559	27,842 Direct	+4.64%	Acquired	79.3% (price as of 2026-08-20)
May 1, 2025	DUKU	A	1,607	$121.33	$194,977	11,121 Direct	+16.89%	Acquired	-58.3% (price as of 2026-08-20)
June 21, 2024	BIIB	A	1,785	—	—	26,607 Direct	+7.19%	Acquired	(price as of 2026-08-20)
May 16, 2024	ILMN	A	2,622	—	—	12,431 Direct	+26.73%	Acquired	(price as of 2026-08-20)
May 15, 2024	ILMN	F	612	$115.01	$70,386	9,809 Direct	-5.87%	Disposed	88.4% (price as of 2026-08-20)
May 9, 2024	DUKU	A	1,699	$103.02	$175,031	9,514 Direct	+21.74%	Acquired	-50.9% (price as of 2026-08-20)
June 26, 2023	BIIB	A	1,580	—	—	24,822 Direct	+6.80%	Acquired	(price as of 2026-08-20)
May 26, 2023	ILMN	A	1,532	—	—	10,421 Direct	+17.23%	Acquired	(price as of 2026-08-20)
May 24, 2023	ILMN	F	492	$212.65	$104,624	8,889 Direct	-5.24%	Disposed	1.9% (price as of 2026-08-20)
May 4, 2023	DUKU	A	1,784	$98.11	$175,028	7,816 Direct	+29.58%	Acquired	-48.4% (price as of 2026-08-20)
June 15, 2022	BIIB	A	1,370	—	—	23,242 Direct	+6.26%	Acquired	(price as of 2026-08-20)
June 14, 2022	NTLA	A	7,688	—	—	7,688 Direct	—	Acquired	(price as of 2026-08-20)
June 14, 2022	NTLA	A	5,197	—	—	12,701 Direct	+69.26%	Acquired	(price as of 2026-08-20)
May 26, 2022	ILMN	A	1,232	—	—	9,381 Direct	+15.12%	Acquired	(price as of 2026-08-20)
May 25, 2022	ILMN	F	352	$242.40	$85,325	8,149 Direct	-4.14%	Disposed	-10.6% (price as of 2026-08-20)
May 5, 2022	DUKU	A	1,590	$110.05	$174,980	6,031 Direct	+35.80%	Acquired	-54.0% (price as of 2026-08-20)
July 1, 2021	BIIB	A	775	—	—	21,872 Direct	+3.67%	Acquired	(price as of 2026-08-20)
June 23, 2021	NTLA	A	2,094	—	—	2,094 Direct	—	Acquired	(price as of 2026-08-20)
June 23, 2021	NTLA	A	3,382	—	—	3,382 Direct	—	Acquired	(price as of 2026-08-20)
June 10, 2021	ILMN	S 10b5-1	1,000	$450.00	$450,000	8,501 Direct	-10.53%	Disposed	-51.8% (price as of 2026-08-20)
May 26, 2021	ILMN	A	881	—	—	9,501 Direct	+10.22%	Acquired	(price as of 2026-08-20)
May 25, 2021	ILMN	F	385	$397.09	$152,880	8,620 Direct	-4.28%	Disposed	-45.4% (price as of 2026-08-20)
May 6, 2021	DUKU	A	1,591	$100.54	$159,959	4,441 Direct	+55.82%	Acquired	-49.7% (price as of 2026-08-20)
April 5, 2021	NTLA	M	7,500	—	—	9,088 Direct	-45.21%	Disposed	(price as of 2026-08-20)
April 5, 2021	NTLA	S 10b5-1	800	$82.99	$66,392	5,410 Direct	-12.88%	Disposed	-84.7% (price as of 2026-08-20)
April 5, 2021	NTLA	S 10b5-1	4,686	$82.35	$385,892	6,210 Direct	-43.01%	Disposed	-84.6% (price as of 2026-08-20)
April 5, 2021	NTLA	S 10b5-1	2,014	$81.49	$164,121	10,896 Direct	-15.60%	Disposed	-84.4% (price as of 2026-08-20)
April 5, 2021	NTLA	M	7,500	$6.40	$48,000	12,910 Direct	+138.63%	Acquired	98.0% (price as of 2026-08-20)
June 18, 2020	NTLA	A	19,000	—	—	19,000 Direct	—	Acquired	(price as of 2026-08-20)
June 3, 2020	BIIB	A	890	—	—	21,097 Direct	+4.40%	Acquired	(price as of 2026-08-20)
May 27, 2020	ILMN	A	963	—	—	9,005 Direct	+11.97%	Acquired	(price as of 2026-08-20)
May 26, 2020	ILMN	F	519	$354.41	$183,939	8,042 Direct	-6.06%	Disposed	-38.8% (price as of 2026-08-20)
June 19, 2019	BIIB	A	1,155	—	—	20,207 Direct	+6.06%	Acquired	(price as of 2026-08-20)
May 29, 2019	ILMN	A	1,298	—	—	8,561 Direct	+17.87%	Acquired	(price as of 2026-08-20)
May 23, 2019	ILMN	F	589	$308.97	$181,983	7,263 Direct	-7.50%	Disposed	-29.9% (price as of 2026-08-20)
May 21, 2019	NTLA	A	19,000	—	—	19,000 Direct	—	Acquired	(price as of 2026-08-20)
June 12, 2018	BIIB	A	880	—	—	19,052 Direct	+4.84%	Acquired	(price as of 2026-08-20)
May 23, 2018	ILMN	A	1,473	—	—	7,852 Direct	+23.09%	Acquired	(price as of 2026-08-20)
May 22, 2018	ILMN	F	922	$270.80	$249,678	6,379 Direct	-12.63%	Disposed	-20.0% (price as of 2026-08-20)
May 17, 2018	NTLA	A	19,000	—	—	19,000 Direct	—	Acquired	(price as of 2026-08-20)
March 23, 2018	NTLA	A	410	$24.05	$9,860	5,410 Direct	+8.20%	Acquired	-47.3% (price as of 2026-08-20)
June 7, 2017	BIIB	A	1,055	—	—	18,172 Direct	+6.16%	Acquired	(price as of 2026-08-20)
June 2, 2017	NTLA	A	5,000	$12.42	$62,100	5,000 Direct	—	Acquired	2.1% (price as of 2026-08-20)
May 30, 2017	ILMN	A	2,305	—	—	7,301 Direct	+46.14%	Acquired	(price as of 2026-08-20)
May 18, 2017	NTLA	A	19,000	—	—	19,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 26, 2017	ILMN	A	4,996	—	—	4,996 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 22, 2016	BIIB	M 10b5-1	25,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 22, 2016	BIIB	M 10b5-1	2,570	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 22, 2016	BIIB	S 10b5-1	27,570	$314.00	$8,656,980	17,093 Direct	-61.73%	Disposed	-29.9% (price as of 2026-08-20)
Sept. 22, 2016	BIIB	M 10b5-1	25,000	$53.64	$1,341,000	44,663 Direct	+127.14%	Acquired	310.1% (price as of 2026-08-20)
Sept. 22, 2016	BIIB	M 10b5-1	2,570	$53.64	$137,855	19,663 Direct	+15.04%	Acquired	310.1% (price as of 2026-08-20)
June 8, 2016	BIIB	A	1,060	—	—	17,093 Direct	+6.61%	Acquired	(price as of 2026-08-20)
May 5, 2016	NTLA	A	15,176	—	—	15,176 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 5, 2015	PEG	M	47,091	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 5, 2015	PEG	S	2,990	$41.19	$123,158	131,523 Direct	-2.22%	Disposed	82.9% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	2,925	$41.14	$120,334	134,513 Direct	-2.13%	Disposed	83.1% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	2,658	$41.22	$109,563	137,438 Direct	-1.90%	Disposed	82.8% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	2,200	$41.16	$90,552	140,096 Direct	-1.55%	Disposed	83.1% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	1,985	$41.20	$81,782	142,296 Direct	-1.38%	Disposed	82.9% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	1,926	$41.24	$79,428	144,281 Direct	-1.32%	Disposed	82.7% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	1,662	$41.03	$68,192	146,207 Direct	-1.12%	Disposed	83.6% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	1,500	$41.05	$61,575	147,869 Direct	-1.00%	Disposed	83.5% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	1,500	$41.08	$61,620	149,369 Direct	-0.99%	Disposed	83.4% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	1,300	$41.13	$53,469	150,869 Direct	-0.85%	Disposed	83.2% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	1,000	$41.09	$41,090	152,169 Direct	-0.65%	Disposed	83.4% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	817	$41.11	$33,587	153,169 Direct	-0.53%	Disposed	83.3% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	800	$41.06	$32,848	153,986 Direct	-0.52%	Disposed	83.5% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	500	$41.07	$20,535	154,786 Direct	-0.32%	Disposed	83.5% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	500	$41.23	$20,615	155,286 Direct	-0.32%	Disposed	82.7% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	300	$41.10	$12,330	155,786 Direct	-0.19%	Disposed	83.3% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	300	$41.12	$12,336	156,086 Direct	-0.19%	Disposed	83.2% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	200	$41.02	$8,204	156,386 Direct	-0.13%	Disposed	83.7% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	200	$41.05	$8,210	156,586 Direct	-0.13%	Disposed	83.5% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	200	$41.08	$8,216	156,786 Direct	-0.13%	Disposed	83.4% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	200	$41.17	$8,234	156,986 Direct	-0.13%	Disposed	83.0% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	200	$41.26	$8,252	157,186 Direct	-0.13%	Disposed	82.6% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	100	$41.08	$4,108	157,386 Direct	-0.06%	Disposed	83.4% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	100	$41.14	$4,114	157,486 Direct	-0.06%	Disposed	83.1% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	100	$41.14	$4,114	157,586 Direct	-0.06%	Disposed	83.1% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	100	$41.15	$4,115	157,686 Direct	-0.06%	Disposed	83.1% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	100	$41.17	$4,117	157,786 Direct	-0.06%	Disposed	83.0% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	100	$41.19	$4,119	157,886 Direct	-0.06%	Disposed	82.9% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	100	$41.25	$4,125	157,986 Direct	-0.06%	Disposed	82.7% (price as of 2026-08-20)
Aug. 5, 2015	PEG	M	47,091	$33.49	$1,577,078	158,086 Direct	+42.43%	Acquired	125.0% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	5,938	$41.17	$244,467	110,995 Direct	-5.08%	Disposed	83.0% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	4,700	$41.00	$192,700	116,933 Direct	-3.86%	Disposed	83.8% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	3,572	$41.18	$147,095	121,633 Direct	-2.85%	Disposed	83.0% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	3,299	$41.21	$135,952	125,205 Direct	-2.57%	Disposed	82.8% (price as of 2026-08-20)
Aug. 5, 2015	PEG	S	3,019	$41.15	$124,232	128,504 Direct	-2.30%	Disposed	83.1% (price as of 2026-08-20)
Aug. 4, 2015	PEG	M	19,209	—	—	47,091 Direct	-28.97%	Disposed	(price as of 2026-08-20)
Aug. 4, 2015	PEG	M	61,100	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 4, 2015	PEG	S	13,235	$41.11	$544,091	110,995 Direct	-10.65%	Disposed	83.3% (price as of 2026-08-20)
Aug. 4, 2015	PEG	S	9,100	$41.06	$373,646	124,230 Direct	-6.83%	Disposed	83.5% (price as of 2026-08-20)
Aug. 4, 2015	PEG	S	7,100	$41.09	$291,739	133,330 Direct	-5.06%	Disposed	83.4% (price as of 2026-08-20)

Showing latest 100 of 180 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
June 14, 2022	NTLA	Stock Option (right to buy)	Common Stock (7,688)	$38.49	June 13, 2032	7,688	Acquired
June 23, 2021	NTLA	Stock Option (right to buy)	Common Stock (3,382)	$83.59	June 22, 2031	3,382	Acquired
April 5, 2021	NTLA	Stock Option (right to buy)	Common Stock (7,500)	$6.40	Dec. 21, 2025	7,500	Disposed
June 18, 2020	NTLA	Stock Option (right to buy)	Common Stock (19,000)	$20.72	June 17, 2030	19,000	Acquired
May 21, 2019	NTLA	Stock Option (right to buy)	Common Stock (19,000)	$15.78	May 20, 2029	19,000	Acquired
May 17, 2018	NTLA	Stock Option (right to buy)	Common Stock (19,000)	$25.98	May 16, 2028	19,000	Acquired
May 18, 2017	NTLA	Stock Option (right to buy)	Common Stock (19,000)	$14.35	May 17, 2027	19,000	Acquired
Sept. 22, 2016	BIIB	Stock Option (Right to Buy)	Common Stock (25,000)	$53.64	Jan. 3, 2020	25,000	Disposed
Sept. 22, 2016	BIIB	Stock Option (Right to Buy)	Common Stock (2,570)	$53.64	Jan. 3, 2020	2,570	Disposed
May 5, 2016	NTLA	Stock Option (right to buy)	Common Stock (15,176)	$18.00	May 4, 2026	15,176	Acquired
Aug. 5, 2015	PEG	Stock Option	Common Stock (47,091)	$33.49	Dec. 14, 2019	47,091	Disposed
Aug. 4, 2015	PEG	Stock Option	Common Stock (19,209)	$33.49	Dec. 14, 2019	19,209	Disposed
Aug. 4, 2015	PEG	Stock Option	Common Stock (61,100)	$30.18	April 9, 2019	61,100	Disposed
March 20, 2014	BIIB	Stock Option (Right to Buy)	Common Stock (10,000)	$53.64	Jan. 3, 2020	10,000	Disposed
Jan. 4, 2010	BIIB	Stock Option (Right to Buy)	Common Stock (35,000)	$53.64	Jan. 3, 2020	35,000	Acquired
Jan. 4, 2010	BIIB	Stock Option (Right to Buy)	Common Stock (2,570)	$53.64	Jan. 3, 2020	2,570	Acquired
Dec. 14, 2009	PEG	Stock Option	Common Stock (66,300)	$33.49	Dec. 14, 2019	66,300	Acquired
April 9, 2009	PEG	Stock Option	Common Stock (61,100)	$30.18	Dec. 16, 2018	61,100	Acquired
May 1, 2008	PEG	Phantom Stock	Common Stock (2,269)	—	Aug. 8, 1988	2,269	Acquired
Dec. 14, 2007	GILD	Non-qualified Stock Option (right to buy)	Common Stock (100,000)	$46.21	Dec. 14, 2017	100,000	Acquired
May 1, 2007	PEG	Phantom Stock	Common Stock (1,153)	—	Aug. 8, 1988	1,153	Acquired

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

Initial ownership (Form 3) 5 holdings

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

Date	Ticker	Security	Shares	Ownership
May 10, 2021	DUKU	Common Stock	5,700	Direct
Jan. 30, 2017	ILMN	Common Stock	4,996	Direct
May 5, 2016	NTLA	Stock Option (right to buy)→ Common Stock (16,588)	16,588	Direct
Jan. 6, 2010	BIIB	Common Stock	0	Direct
Nov. 8, 2007	GILD	Common Stock	2,000	Direct

Compensation (DEF 14A)

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

PEG

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2015	$541,827	—	$1,249,548	—	$524,000	$12,957	$83,301	$2,411,633
2014	$673,006	—	—	—	$625,200	$1,225,000	$83,844	$3,856,787
2012	$595,691	—	$1,099,985	—	$567,900	$1,338,000	$76,661	$3,678,237

GILD

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2008	$24,680	—	—	—	—	—	—	$24,680
2007	$79,807	$250,000	—	—	—	—	$56,927	$402,482

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