John H Noseworthy

Insider

First SEC filing: Feb. 19, 2019 · Latest: April 6, 2026

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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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 69 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

69 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 1, 2026	UNH	A	206	—	—	7,616 Direct	+2.78%	Acquired	(price as of 2026-08-21)
June 23, 2026	UNH	A	41	—	—	7,410 Direct	+0.56%	Acquired	(price as of 2026-08-21)
April 1, 2026	UNH	A	320	—	—	7,369 Direct	+4.54%	Acquired	(price as of 2026-08-21)
March 17, 2026	UNH	A	52	—	—	7,049 Direct	+0.74%	Acquired	(price as of 2026-08-21)
Jan. 2, 2026	UNH	A	261	—	—	6,997 Direct	+3.87%	Acquired	(price as of 2026-08-21)
Dec. 16, 2025	UNH	A	43	—	—	6,736 Direct	+0.64%	Acquired	(price as of 2026-08-21)
Oct. 1, 2025	UNH	A	261	—	—	6,693 Direct	+4.06%	Acquired	(price as of 2026-08-21)
Sept. 23, 2025	UNH	A	39	—	—	6,432 Direct	+0.61%	Acquired	(price as of 2026-08-21)
July 1, 2025	UNH	A	288	—	—	6,393 Direct	+4.72%	Acquired	(price as of 2026-08-21)
June 24, 2025	UNH	A	42	—	—	6,105 Direct	+0.69%	Acquired	(price as of 2026-08-21)
May 14, 2025	UNH	P	300	$312.16	$93,648	6,063 Direct	+5.21%	Acquired	24.1% (price as of 2026-08-21)
April 1, 2025	UNH	A	180	—	—	5,763 Direct	+3.22%	Acquired	(price as of 2026-08-21)
March 18, 2025	UNH	A	24	—	—	5,583 Direct	+0.43%	Acquired	(price as of 2026-08-21)
Jan. 2, 2025	UNH	A	186	—	—	5,559 Direct	+3.46%	Acquired	(price as of 2026-08-21)
Dec. 17, 2024	UNH	A	24	—	—	5,373 Direct	+0.45%	Acquired	(price as of 2026-08-21)
Oct. 1, 2024	UNH	A	161	—	—	5,349 Direct	+3.10%	Acquired	(price as of 2026-08-21)
Sept. 24, 2024	UNH	A	19	—	—	5,188 Direct	+0.37%	Acquired	(price as of 2026-08-21)
July 1, 2024	UNH	A	190	—	—	5,169 Direct	+3.82%	Acquired	(price as of 2026-08-21)
June 25, 2024	UNH	A	22	—	—	4,979 Direct	+0.44%	Acquired	(price as of 2026-08-21)
April 1, 2024	UNH	A	192	—	—	4,957 Direct	+4.03%	Acquired	(price as of 2026-08-21)
March 19, 2024	UNH	A	19	—	—	4,765 Direct	+0.40%	Acquired	(price as of 2026-08-21)
Jan. 2, 2024	UNH	A	174	—	—	4,746 Direct	+3.81%	Acquired	(price as of 2026-08-21)
Dec. 12, 2023	UNH	A	16	—	—	4,572 Direct	+0.35%	Acquired	(price as of 2026-08-21)
Oct. 2, 2023	UNH	A	183	—	—	4,556 Direct	+4.18%	Acquired	(price as of 2026-08-21)
Sept. 19, 2023	UNH	A	18	—	—	4,373 Direct	+0.41%	Acquired	(price as of 2026-08-21)
July 3, 2023	UNH	A	197	—	—	4,355 Direct	+4.74%	Acquired	(price as of 2026-08-21)
June 27, 2023	UNH	A	17	—	—	4,158 Direct	+0.41%	Acquired	(price as of 2026-08-21)
April 3, 2023	UNH	A	190	—	—	4,141 Direct	+4.81%	Acquired	(price as of 2026-08-21)
March 21, 2023	UNH	A	14	—	—	3,951 Direct	+0.36%	Acquired	(price as of 2026-08-21)
Jan. 3, 2023	UNH	A	181	—	—	3,937 Direct	+4.82%	Acquired	(price as of 2026-08-21)
Dec. 13, 2022	UNH	A	12	—	—	3,756 Direct	+0.32%	Acquired	(price as of 2026-08-21)
Oct. 3, 2022	UNH	A	170	—	—	3,744 Direct	+4.76%	Acquired	(price as of 2026-08-21)
Sept. 20, 2022	UNH	A	12	—	—	3,574 Direct	+0.34%	Acquired	(price as of 2026-08-21)
July 1, 2022	UNH	A	170	—	—	3,562 Direct	+5.01%	Acquired	(price as of 2026-08-21)
June 28, 2022	UNH	A	11	—	—	3,392 Direct	+0.33%	Acquired	(price as of 2026-08-21)
April 1, 2022	UNH	A	171	—	—	3,381 Direct	+5.33%	Acquired	(price as of 2026-08-21)
March 22, 2022	UNH	A	10	—	—	3,210 Direct	+0.31%	Acquired	(price as of 2026-08-21)
Jan. 3, 2022	UNH	A	174	—	—	3,200 Direct	+5.75%	Acquired	(price as of 2026-08-21)
Dec. 14, 2021	UNH	A	10	—	—	3,026 Direct	+0.33%	Acquired	(price as of 2026-08-21)
Oct. 1, 2021	UNH	A	211	—	—	3,016 Direct	+7.52%	Acquired	(price as of 2026-08-21)
Sept. 21, 2021	UNH	A	10	—	—	2,805 Direct	+0.36%	Acquired	(price as of 2026-08-21)
July 1, 2021	UNH	A	204	—	—	2,795 Direct	+7.87%	Acquired	(price as of 2026-08-21)
June 29, 2021	UNH	A	10	—	—	2,591 Direct	+0.39%	Acquired	(price as of 2026-08-21)
April 1, 2021	UNH	A	225	—	—	2,581 Direct	+9.55%	Acquired	(price as of 2026-08-21)
March 23, 2021	UNH	A	8	—	—	2,356 Direct	+0.34%	Acquired	(price as of 2026-08-21)
Jan. 4, 2021	UNH	A	237	—	—	2,348 Direct	+11.23%	Acquired	(price as of 2026-08-21)
Dec. 15, 2020	UNH	A	8	—	—	2,111 Direct	+0.38%	Acquired	(price as of 2026-08-21)
Oct. 1, 2020	UNH	A	264	—	—	2,103 Direct	+14.36%	Acquired	(price as of 2026-08-21)
Sept. 22, 2020	UNH	A	8	—	—	1,839 Direct	+0.44%	Acquired	(price as of 2026-08-21)
July 1, 2020	UNH	A	278	—	—	1,831 Direct	+17.90%	Acquired	(price as of 2026-08-21)
June 30, 2020	UNH	A	7	—	—	1,553 Direct	+0.45%	Acquired	(price as of 2026-08-21)
April 1, 2020	UNH	A	348	—	—	1,546 Direct	+29.05%	Acquired	(price as of 2026-08-21)
March 24, 2020	UNH	A	6	—	—	1,198 Direct	+0.50%	Acquired	(price as of 2026-08-21)
Jan. 2, 2020	UNH	A	283	—	—	1,192 Direct	+31.13%	Acquired	(price as of 2026-08-21)
Dec. 17, 2019	UNH	A	4	—	—	909 Direct	+0.44%	Acquired	(price as of 2026-08-21)
Oct. 1, 2019	UNH	A	380	—	—	905 Direct	+72.38%	Acquired	(price as of 2026-08-21)
Sept. 24, 2019	UNH	A	3	—	—	525 Direct	+0.57%	Acquired	(price as of 2026-08-21)
July 1, 2019	UNH	A	341	—	—	522 Direct	+188.40%	Acquired	(price as of 2026-08-21)
June 25, 2019	UNH	A	1	—	—	181 Direct	+0.56%	Acquired	(price as of 2026-08-21)
April 1, 2019	UNH	A	180	—	—	180 Direct	—	Acquired	(price as of 2026-08-21)
March 29, 2019	MRK	A	346	$83.17	$28,777	9,225 Direct	+3.90%	Acquired	91.1% (price as of 2026-08-21)
Dec. 31, 2018	MRK	A	376	$76.41	$28,730	8,818 Direct	+4.45%	Acquired	108.0% (price as of 2026-08-21)
Sept. 28, 2018	MRK	A	405	$70.94	$28,731	8,388 Direct	+5.07%	Acquired	124.0% (price as of 2026-08-21)
June 29, 2018	MRK	A	474	$60.70	$28,772	7,925 Direct	+6.36%	Acquired	161.8% (price as of 2026-08-21)
May 25, 2018	MRK	A	3,131	$59.09	$185,011	7,451 Direct	+72.48%	Acquired	169.0% (price as of 2026-08-21)
April 2, 2018	MRK	A	540	$53.27	$28,766	4,287 Direct	+14.41%	Acquired	198.4% (price as of 2026-08-21)
Dec. 29, 2017	MRK	A	489	$56.27	$27,516	3,720 Direct	+15.13%	Acquired	182.4% (price as of 2026-08-21)
Sept. 29, 2017	MRK	A	429	$64.03	$27,469	3,211 Direct	+15.42%	Acquired	148.2% (price as of 2026-08-21)
June 30, 2017	MRK	A	143	$64.09	$9,165	2,762 Direct	+5.46%	Acquired	148.0% (price as of 2026-08-21)
May 26, 2017	MRK	A	2,619	$64.92	$170,025	2,619 Direct	—	Acquired	144.8% (price as of 2026-08-21)

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
March 29, 2019	MRK	Phantom Stock	Common Stock (346)	—	—	346	Acquired
Dec. 31, 2018	MRK	Phantom Stock	Common Stock (376)	—	—	376	Acquired
Sept. 28, 2018	MRK	Phantom Stock	Common Stock (405)	—	—	405	Acquired
June 29, 2018	MRK	Phantom Stock	Common Stock (474)	—	—	474	Acquired
May 25, 2018	MRK	Phantom Stock	Common Stock (3,131)	—	—	3,131	Acquired
April 2, 2018	MRK	Phantom Stock	Common Stock (540)	—	—	540	Acquired
Dec. 29, 2017	MRK	Phantom Stock	Common Stock (489)	—	—	489	Acquired
Sept. 29, 2017	MRK	Phantom Stock	Common Stock (429)	—	—	429	Acquired
June 30, 2017	MRK	Phantom Stock	Common Stock (143)	—	—	143	Acquired
May 26, 2017	MRK	Phantom Stock	Common Stock (2,619)	—	—	2,619	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
Feb. 19, 2019	UNH	Common Stock	0	Direct
May 30, 2017	MRK	Common Stock	100	Direct