Maravai (MRVI) General Counsel has 39,976 shares withheld for taxes

Rhea-AI Filing Summary

Maravai Lifesciences Holdings General Counsel Kurt Oreshack reported a routine tax-withholding transaction in company stock. On the vesting of restricted stock units, 39,976 shares of Class A common stock were withheld at $3.08 per share to cover tax obligations. After this non-market disposition, he directly holds 384,991 shares of Maravai stock.

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^*

ORESHACK KURT

(Last) (First) (Middle)

C/O MARAVAI LIFESCIENCES HOLDINGS, INC.

10770 WATERIDGE CIRCLE, SUITE 200

(Street)

SAN DIEGO CA 92121

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MARAVAI LIFESCIENCES HOLDINGS, INC. [ MRVI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	General Counsel

3. Date of Earliest Transaction (Month/Day/Year)
03/16/2026

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
Class A Common Stock	03/16/2026		F		39,976(1)	D	$3.08	384,991	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. Represents shares withheld to satisfy tax withholding obligations in connection with the vesting of restricted stock unit awards held by the reporting person.

Remarks:

	/s/ Kurt Oreshack	03/17/2026
	** 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 insider transaction did Maravai Lifesciences (MRVI) report for Kurt Oreshack?

Maravai Lifesciences reported that General Counsel Kurt Oreshack had 39,976 shares of Class A common stock withheld. These shares covered tax obligations arising from the vesting of restricted stock units, rather than an open-market sale of stock.

Was the MRVI insider transaction by Kurt Oreshack a stock sale?

No, the MRVI transaction was not an open-market sale. The 39,976 shares were withheld by the company to satisfy tax withholding obligations related to vesting restricted stock units granted to Kurt Oreshack.

How many MRVI shares does Kurt Oreshack hold after the tax withholding?

Following the tax-withholding disposition, Kurt Oreshack directly holds 384,991 shares of Maravai Lifesciences Class A common stock. This figure reflects his position after 39,976 shares were withheld to satisfy associated tax liabilities.

What was the price per share for the withheld MRVI stock?

The withheld MRVI shares were valued at $3.08 per share. This price was used to calculate the value of the 39,976 Class A common shares applied toward satisfying Kurt Oreshack’s tax withholding obligations on vesting restricted stock units.

What does transaction code F mean in the MRVI Form 4 filing?

In this MRVI Form 4, transaction code F indicates shares were used to pay exercise price or tax liability. Here, 39,976 shares were withheld specifically to cover tax withholding obligations tied to vesting restricted stock unit awards.