Labcorp (LH) EVP granted shares; portion withheld to cover taxes

Rhea-AI Filing Summary

LABCORP HOLDINGS INC. executive Amy B. Summy received 3,994 shares of common stock on March 26, 2026, as a performance award tied to the three-year period ended December 31, 2025. To cover tax obligations, 1,836 shares were withheld at $268.38 per share, leaving her with 7,879.5 shares held directly after these transactions.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Summy Amy B.

Role EVP, Chief Marketing Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	3,994	$0.00	--
Tax Withholding	Common Stock	1,836	$268.38	$493K

Holdings After Transaction: Common Stock — 9,715.5 shares (Direct)

Footnotes (1)

1. Shares acquired on March 26, 2026, pursuant to a performance award granted on February 7, 2023, relating to performance during the three-year period ended December 31, 2025. Stock withholding to satisfy tax withholding obligations.

Key Figures

Shares granted: 3,994 shares Shares withheld for taxes: 1,836 shares Tax withholding price: $268.38 per share +1 more

4 metrics

Shares granted 3,994 shares Performance award delivered March 26, 2026

Shares withheld for taxes 1,836 shares Tax withholding on March 26, 2026

Tax withholding price $268.38 per share Value used for stock withholding

Shares held after transactions 7,879.5 shares Direct ownership after March 26, 2026

Key Terms

Form 4, performance award, stock withholding, tax withholding obligations

4 terms

Form 4 regulatory

"This Form 4 reports a grant and tax withholding in Labcorp stock."

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

performance award financial

"Pursuant to a performance award granted on February 7, 2023."

stock withholding financial

"Stock withholding to satisfy tax withholding obligations."

tax withholding obligations financial

"Stock withholding to satisfy tax withholding obligations."

Form 4 Insider Transactions: What Each Field Means →

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^*

Summy Amy B.

(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, Chief Marketing Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/26/2026

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	03/26/2026		A(1)		3,994	A	$0	9,715.5	D
Common Stock	03/26/2026		F(2)		1,836	D	$268.38	7,879.5	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

Explanation of Responses:

1. Shares acquired on March 26, 2026, pursuant to a performance award granted on February 7, 2023, relating to performance during the three-year period ended December 31, 2025.

2. Stock withholding to satisfy tax withholding obligations.

	/s/ Kathryn W. Kyle, Attorney-in-Fact for Amy B. Summy	03/30/2026
	** 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)

FAQ

What did Amy B. Summy acquire in this Form 4 for LH?

Amy B. Summy received a grant of 3,994 shares of Labcorp common stock on March 26, 2026. The grant was issued as a performance award based on company performance over the three-year period ended December 31, 2025.

Why were some Labcorp (LH) shares disposed of in this filing?

The filing shows 1,836 shares were disposed of solely for tax withholding. These shares were withheld by the company at $268.38 per share to satisfy tax obligations, not sold in an open-market transaction.

How many Labcorp (LH) shares does Amy B. Summy hold after this Form 4?

After the grant and tax withholding, Amy B. Summy directly holds 7,879.5 shares of Labcorp common stock. This figure reflects her position following the March 26, 2026 transactions reported in the Form 4.

What is the nature of the performance award reported for Labcorp (LH)?

The grant relates to a performance award granted February 7, 2023, tied to company performance over the three-year period ending December 31, 2025. Shares were delivered on March 26, 2026 based on that performance.

Was this Labcorp (LH) Form 4 an open-market purchase or sale?

No, the transactions reflect a share grant and tax withholding, not open-market trading. Shares were acquired as a performance award, and a portion was withheld to satisfy tax liabilities at a specified price per share.