Labcorp EVP Vaughn acquires 500 shares as awards vest

The EVP and President, Diagnostics had 4,704 restricted stock units reported after vesting, with 194 common shares withheld for tax obligations.

Available on EDGAR 11/03/2026 - 10:15 AM EST Accepted by SEC EDGAR 11/03/2026 - 10:14 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Bryan T. Vaughn, Labcorp Holdings Inc.'s EVP and President, Diagnostics, acquired 500 common shares as 500 restricted stock units vested on November 1, 2026. His reported aggregate holding after vesting was 4,704 restricted stock units. On November 2, 2026, 194 common shares were withheld to satisfy tax withholding obligations, at a reported $355.59 per share.

Insider Trade Summary

500 shares exercised/converted

Exercise 3 txns

Insider Vaughn Bryan T

Role EVP and President, Diagnostics

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F3	194	$355.59	$69K
Exercise	Restricted Stock Unit F1, F4, F5	500	$0.00	$0.00
Exercise	Common Stock F1, F2	500	--	--

Holdings After Transaction: Restricted Stock Unit — 4,704 contracts (Direct); Common Stock — 7,150.9105 shares (Direct)

Footnotes (5)

1. F1. Each Restricted Stock Unit represents the contingent right to receive one share of Labcorp Holdings Inc. Common Stock.
2. F2. Amount includes 99.3403 shares acquired on June 30, 2026 under the Labcorp Holdings Inc. 2025 Employee Stock Purchase Plan.
3. F3. Stock withholding to satisfy tax withholding obligations.
4. F4. The Restricted Stock Units vested on November 1, 2026.
5. F5. This number reflects the aggregate number of Restricted Stock Units held by the reporting person.

Key Figures

Restricted stock units vested: 500 units Common shares acquired: 500 shares Aggregate restricted stock units held: 4,704 units +2 more

5 metrics

Restricted stock units vested 500 units November 1, 2026

Common shares acquired 500 shares Upon vesting on November 1, 2026

Aggregate restricted stock units held 4,704 units Following the November 1, 2026 transaction

Common shares withheld 194 shares For tax withholding obligations on November 2, 2026

Reported price per share $355.59 per share November 2, 2026 withholding transaction

Key Terms

Restricted Stock Unit, tax withholding obligations, Employee Stock Purchase Plan

3 terms

Restricted Stock Unit technical

"Each Restricted Stock Unit represents the contingent right to receive one share"

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

tax withholding obligations financial

"Stock withholding to satisfy tax withholding obligations"

Employee Stock Purchase Plan financial

"under the Labcorp Holdings Inc. 2025 Employee Stock Purchase Plan"

An employee stock purchase plan is a company program that lets workers buy shares through small payroll deductions, often at a discount to the market price and after a set offering period. Think of it like a workplace savings plan that turns into ownership: it encourages employees to share in the company’s success and can create predictable buying or selling of stock that investors watch because it affects supply, demand and employee incentives.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many shares did Bryan T. Vaughn have withheld for taxes at LH?

Bryan T. Vaughn had 194 common shares withheld on November 2, 2026, to satisfy tax withholding obligations; the reported price was $355.59 per share.

How many shares did Bryan T. Vaughn acquire when his LH restricted stock units vested?

500 restricted stock units vested on November 1, 2026, and Vaughn acquired 500 common shares. His reported aggregate holding after vesting was 4,704 restricted stock units.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Vaughn Bryan T

(Last) (First) (Middle)

531 SOUTH SPRING STREET

(Street)

BURLINGTON NORTH CAROLINA 27215

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
LABCORP HOLDINGS INC. [ LH ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP and President, Diagnostics

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
11/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/01/2026		M		500	A	(1)	7,344.9105(2)	D
Common Stock	11/02/2026		F(3)		194	D	$355.59	7,150.9105	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Unit	(1)	11/01/2026		M			500	(4)	(4)	Common Stock	500	$0	4,704(5)	D

Explanation of Responses:

1. Each Restricted Stock Unit represents the contingent right to receive one share of Labcorp Holdings Inc. Common Stock.

2. Amount includes 99.3403 shares acquired on June 30, 2026 under the Labcorp Holdings Inc. 2025 Employee Stock Purchase Plan.

3. Stock withholding to satisfy tax withholding obligations.

4. The Restricted Stock Units vested on November 1, 2026.

5. This number reflects the aggregate number of Restricted Stock Units held by the reporting person.

	/s/ Kathryn W. Kyle, Attorney-in-Fact for Bryan T. Vaughn	11/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)