Bryan T Vaughn

Insider

First SEC filing: Jan. 12, 2026 · Latest: Jan. 12, 2026

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Insider at

0 buys (P) 1 sells (S) Net: $-66,968 + 16 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

16 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 2, 2026	LH	S 10b5-1	234	$286.19	$66,968	6,746 Direct	-3.35%	Disposed	16.6% (price as of 2026-08-20)
July 1, 2026	LH	M	327	—	—	3,704 Direct	-8.11%	Disposed	(price as of 2026-08-20)
July 1, 2026	LH	F	93	$283.88	$26,401	6,980 Direct	-1.31%	Disposed	17.5% (price as of 2026-08-20)
July 1, 2026	LH	M	327	—	—	7,073 Direct	+4.85%	Acquired	(price as of 2026-08-20)
March 26, 2026	LH	F	451	$268.38	$121,039	6,746 Direct	-6.27%	Disposed	24.3% (price as of 2026-08-20)
March 26, 2026	LH	A	1,584	—	—	7,197 Direct	+28.22%	Acquired	(price as of 2026-08-20)
Feb. 11, 2026	LH	M	323	—	—	4,031 Direct	-7.42%	Disposed	(price as of 2026-08-20)
Feb. 11, 2026	LH	F	93	$289.89	$26,960	5,613 Direct	-1.63%	Disposed	15.1% (price as of 2026-08-20)
Feb. 11, 2026	LH	M	323	—	—	5,706 Direct	+6.00%	Acquired	(price as of 2026-08-20)
Feb. 10, 2026	LH	A	730	—	—	4,354 Direct	+20.14%	Acquired	(price as of 2026-08-20)
Feb. 10, 2026	LH	A	2,200	—	—	2,200 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 9, 2026	LH	F	61	$274.01	$16,715	5,383 Direct	-1.12%	Disposed	21.8% (price as of 2026-08-20)
Feb. 7, 2026	LH	M	178	—	—	3,624 Direct	-4.68%	Disposed	(price as of 2026-08-20)
Feb. 7, 2026	LH	M	178	—	—	5,444 Direct	+3.38%	Acquired	(price as of 2026-08-20)
Feb. 6, 2026	LH	M	180	—	—	3,802 Direct	-4.52%	Disposed	(price as of 2026-08-20)
Feb. 6, 2026	LH	F	61	$277.20	$16,909	5,266 Direct	-1.15%	Disposed	20.4% (price as of 2026-08-20)
Feb. 6, 2026	LH	M	180	—	—	5,327 Direct	+3.50%	Acquired	(price as of 2026-08-20)

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.

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
July 1, 2026	LH	Restricted Stock Unit	Common Stock (327)	—	—	327	Disposed
Feb. 11, 2026	LH	Restricted Stock Unit	Common Stock (323)	—	—	323	Disposed
Feb. 10, 2026	LH	Restricted Stock Unit	Common Stock (730)	—	—	730	Acquired
Feb. 10, 2026	LH	Non-qualified Stock Options [F1]	Common Stock (2,200)	$284.50	Feb. 9, 2036	2,200	Acquired
Feb. 7, 2026	LH	Restricted Stock Unit	Common Stock (178)	—	—	178	Disposed
Feb. 6, 2026	LH	Restricted Stock Unit	Common Stock (180)	—	—	180	Disposed

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

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

Date	Ticker	Security	Shares	Ownership
Jan. 12, 2026	LH	Common Stock	5,146	Direct
Jan. 12, 2026	LH	Restricted Stock Unit→ Common Stock (178)	178	Direct
Jan. 12, 2026	LH	Restricted Stock Unit→ Common Stock (500)	500	Direct
Jan. 12, 2026	LH	Restricted Stock Unit→ Common Stock (360)	360	Direct
Jan. 12, 2026	LH	Restricted Stock Unit→ Common Stock (654)	654	Direct
Jan. 12, 2026	LH	Restricted Stock Unit→ Common Stock (970)	970	Direct
Jan. 12, 2026	LH	Restricted Stock Unit→ Common Stock (1,320)	1,320	Direct