Kurt Oreshack

CIK: 0001832579

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)3 (27.3%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)3 (27.3%)

Compensation grants

Other (G, F, J, C, D, …)5 (45.5%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

MRVI

MARAVAI LIFESCIENCES HOLDINGS, INC.

Officer

Discretionary Trading P&L

Holdings

Transaction History (11 total)

MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
Jun 10, 2026
Sale(S)
Direct
25K shares at avg. $5.10$127K
MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
Jun 9, 2026
Sale(S)
Direct
25K shares at avg. $5.06$126K
MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
May 15, 2026
Award(A)
Direct
776 shares at avg. $2.84$2K
MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
Mar 16, 2026
Tax Payment(F)
Direct
40K shares at avg. $3.08$123K
MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
Jan 15, 2026
Tax Payment(F)
Direct
31.9K shares at avg. $3.69$118K
MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
Mar 17, 2025
Award(A)
Direct
295.9K shares-
MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
Mar 17, 2025
Tax Payment(F)
Direct
4.6K shares at avg. $2.64$12K
MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
Feb 18, 2025
Tax Payment(F)
Direct
2K shares at avg. $4.10$8K
MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
Jan 31, 2025
Sale(S)
Direct
25K shares at avg. $5.03$126K
MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
Jan 15, 2025
Tax Payment(F)
Direct
31.4K shares at avg. $4.56$143K
MRVI
MARAVAI LIFESCIENCES HOLDINGS, INC.
Oct 31, 2024
Award(A)
Direct
366 shares at avg. $5.70$2K

		Type	Shares	Price		Ownership
Jun 10, 2026	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Sale(S)	25,000	$5.10	$127,500	Direct
Jun 9, 2026	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Sale(S)	25,000	$5.06	$126,500	Direct
May 15, 2026	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Award(A)	776	$2.84	$2,204	Direct
Mar 16, 2026	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Tax Payment(F)	39,976	$3.08	$123,126	Direct
Jan 15, 2026	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Tax Payment(F)	31,902	$3.69	$117,718	Direct
Mar 17, 2025	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Award(A)	295,858	-	-	Direct
Mar 17, 2025	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Tax Payment(F)	4,579	$2.64	$12,089	Direct
Feb 18, 2025	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Tax Payment(F)	2,028	$4.10	$8,315	Direct
Jan 31, 2025	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Sale(S)	25,000	$5.03	$125,750	Direct
Jan 15, 2025	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Tax Payment(F)	31,438	$4.56	$143,357	Direct
Oct 31, 2024	MRVI MARAVAI LIFESCIENCES HOLDINGS, INC.	Award(A)	366	$5.70	$2,086	Direct

1-11 of 11 transactions

About ORESHACK KURT

ORESHACK KURT (SEC CIK 0001832579) files insider reports with the SEC as General Counsel of MARAVAI LIFESCIENCES HOLDINGS, INC. (MRVI).

Signal8 holds 10 ownership filings by ORESHACK KURT, all Form 4s, filed between Nov 12, 2024 and Jun 10, 2026. Those filings report 11 transactions, from Oct 31, 2024 to Jun 10, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on ORESHACK KURT's filings is in SAN DIEGO, CA.

Recent filings by ORESHACK KURT

Jun 10, 2026: Open-market sale of MRVI shares (Form 4, code S).
Jun 9, 2026: Open-market sale of MRVI shares (Form 4, code S).
May 15, 2026: Grant or award of MRVI shares (Form 4, code A).
Mar 16, 2026: Tax withholding of MRVI shares (Form 4, code F).
Jan 15, 2026: Tax withholding of MRVI shares (Form 4, code F).

Other insiders filing for MARAVAI LIFESCIENCES HOLDINGS, INC. (MRVI)

Asarpota Rajesh, Chief Financial Officer
Brust Bernd, Chief Executive Officer
LUCIER GREGORY T, Director
MARKER LUKE JOSEPH, Director
GRAY SUSANNAH, Director
MIHAS CONSTANTINE S, Director

How to read Form 4 transaction codes