Zachary Scheiner

CIK: 0001816523

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)5 (100.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (3)

LENZ

LENZ Therapeutics, Inc.

Director

NKTX

Nkarta, Inc.

Director

SGP

SpyGlass Pharma, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (5 total)

LENZ
LENZ Therapeutics, Inc.
Jun 15, 2026
Award(A)
Stock Option (right to buy)
Direct
22.1K shares-
NKTX
Nkarta, Inc.
Jun 10, 2026
Award(A)
Stock Option (right to buy)
Direct
37K shares-
SGP
SpyGlass Pharma, Inc.
Feb 5, 2026
Award(A)
Stock Option (right to buy)
Direct
27.4K shares-
LENZ
LENZ Therapeutics, Inc.
Jun 11, 2025
Award(A)
Stock Option (right to buy)
Direct
13.5K shares-
NKTX
Nkarta, Inc.
Jun 5, 2025
Award(A)
Stock Option (right to buy)
Direct
46K shares-

		Type	Shares	Price		Ownership
Jun 15, 2026	LENZ LENZ Therapeutics, Inc.	Award(A) Stock Option (right to buy)	22,100	-	-	Direct
Jun 10, 2026	NKTX Nkarta, Inc.	Award(A) Stock Option (right to buy)	37,000	-	-	Direct
Feb 5, 2026	SGP SpyGlass Pharma, Inc.	Award(A) Stock Option (right to buy)	27,400	-	-	Direct
Jun 11, 2025	LENZ LENZ Therapeutics, Inc.	Award(A) Stock Option (right to buy)	13,500	-	-	Direct
Jun 5, 2025	NKTX Nkarta, Inc.	Award(A) Stock Option (right to buy)	46,000	-	-	Direct

1-5 of 5 transactions

About Scheiner Zachary

Scheiner Zachary (SEC CIK 0001816523) files insider reports with the SEC as Director of LENZ Therapeutics, Inc. (LENZ), Director of Nkarta, Inc. (NKTX) and Director of SpyGlass Pharma, Inc. (SGP).

Signal8 holds 6 ownership filings by Scheiner Zachary (1 Form 3, 5 Form 4), filed between Jun 9, 2025 and Jun 15, 2026. Those filings report 5 transactions, from Jun 5, 2025 to Jun 15, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Scheiner Zachary's filings is in BOSTON, MA.

Recent filings by Scheiner Zachary

Jun 15, 2026: Grant or award of LENZ derivative securities (Form 4, code A).
Jun 10, 2026: Grant or award of NKTX derivative securities (Form 4, code A).
Feb 5, 2026: Grant or award of SGP derivative securities (Form 4, code A).
Jun 11, 2025: Grant or award of LENZ derivative securities (Form 4, code A).
Jun 5, 2025: Grant or award of NKTX derivative securities (Form 4, code A).

Other insiders filing for LENZ Therapeutics, Inc. (LENZ)

How to read Form 4 transaction codes