Arvinas (ARVN) VP awarded stock options and RSUs with 4-year vesting

Rhea-AI Filing Summary

ARVINAS, INC. executive David K. Loomis, VP and Chief Accounting Officer, reported equity awards granted on February 26, 2026. He acquired a stock option for 18,504 shares and a grant of 12,420 shares of common stock, both at an exercise/issuance price of $0.00 per share.

The 12,420 restricted stock units each represent one future share of common stock and will vest in four equal annual installments on February 26, 2027, 2028, 2029, and 2030, subject to his continued service. The 18,504 option shares vest over four years: one quarter on February 26, 2027, with the remaining shares vesting in equal monthly installments through February 26, 2030, also contingent on continued service.

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

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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^*

Loomis David K

(Last) (First) (Middle)

C/O ARVINAS, INC.

5 SCIENCE PARK, 395 WINCHESTER AVE.

(Street)

NEW HAVEN CT 06511

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ARVINAS, INC. [ ARVN ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/26/2026

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

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

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

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	02/26/2026		A		12,420(1)	A	$0	42,112	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
Stock Option (right to buy)	$13.38	02/26/2026		A		18,504		(2)	02/25/2036	Common Stock	18,504	$0	18,504	D

Explanation of Responses:

1. The restricted stock units (each, an "RSU") were granted by the Issuer on February 26, 2026, pursuant to its 2018 Stock Incentive Plan (the "Plan"), and each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement for no consideration. The RSUs will vest over four years: one-quarter of the RSUs will vest on each of February 26, 2027, February 26, 2028, February 26, 2029 and February 26, 2030, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

2. The option was granted by the Issuer on February 26, 2026, pursuant to the Plan. The shares underlying the option vest over four years: one-quarter of the shares underlying the award will vest on February 26, 2027, with the remainder of the shares vesting in equal monthly installments following February 26, 2027 through February 26, 2030, subject to the reporting person's continued service with the Issuer on each vesting date.

Remarks:

	/s/ Jared Freedberg, as attorney-in-fact for David K Loomis	03/02/2026
	** 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).
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FAQ

What did Arvinas (ARVN) executive David K. Loomis report in this Form 4?

David K. Loomis reported receiving equity awards from Arvinas on February 26, 2026. He was granted a stock option for 18,504 shares and 12,420 restricted stock units, both under the 2018 Stock Incentive Plan, subject to multi‑year vesting and continued service.

How many stock options did David Loomis receive from Arvinas (ARVN)?

He received a stock option covering 18,504 shares of Arvinas common stock. One quarter of the underlying shares vests on February 26, 2027, with the remaining shares vesting in equal monthly installments through February 26, 2030, if he remains employed.

What restricted stock unit grant did Arvinas (ARVN) award to David Loomis?

Arvinas awarded David Loomis 12,420 restricted stock units, each representing one future share of common stock. These RSUs vest in four equal annual installments on February 26 of 2027, 2028, 2029, and 2030, conditioned on his continued service with the company.

Are the Arvinas (ARVN) equity awards to David Loomis immediately vested?

No, the awards are subject to time-based vesting. The 12,420 RSUs vest in four annual tranches beginning February 26, 2027, and the 18,504 option shares vest 25% on February 26, 2027, with the remainder vesting monthly through February 26, 2030.

What was the exercise or purchase price for David Loomis’s Arvinas (ARVN) awards?

Both reported awards have a stated price of $0.00 per share in the Form 4. The RSUs deliver one share each upon vesting and settlement, while the option terms, including any exercise price economics beyond the $0.00 notation, are governed by the 2018 Stock Incentive Plan.

Under what plan were David Loomis’s Arvinas (ARVN) awards granted?

The stock option and restricted stock units were granted under Arvinas’s 2018 Stock Incentive Plan. This plan provides for equity-based compensation, and the awards vest over four years, contingent on David Loomis’s continued service with the company on each vesting date.