Marc Schwabish

CIK: 0002023175

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)3 (33.3%)

Derivative conversions

Awards (A)4 (44.4%)

Compensation grants

Other (G, F, J, C, D, …)2 (22.2%)

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

Companies & Roles (1)

TECX

Tectonic Therapeutic, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (9 total)

TECX
Tectonic Therapeutic, Inc.
Sep 25, 2026
Tax Payment(F)
Direct
411 shares at avg. $23.67$10K
TECX
Tectonic Therapeutic, Inc.
Sep 3, 2026
Award(A)
Employee Stock Option (Right to Buy)
Direct
17.8K shares-
TECX
Tectonic Therapeutic, Inc.
Mar 4, 2026
Award(A)
Direct
19.5K shares-
TECX
Tectonic Therapeutic, Inc.
Feb 10, 2026
Exercise(M)
Direct
4.5K shares at avg. $2.38$11K
TECX
Tectonic Therapeutic, Inc.
Feb 4, 2026
Tax Payment(F)
Direct
1.6K shares at avg. $23.22$38K
TECX
Tectonic Therapeutic, Inc.
Sep 25, 2025
Award(A)
Direct
4.2K shares-
TECX
Tectonic Therapeutic, Inc.
Feb 4, 2025
Award(A)
Direct
14K shares-
TECX
Tectonic Therapeutic, Inc.
Jan 28, 2025
Exercise(M)
Direct
2.7K shares at avg. $2.38$6K
TECX
Tectonic Therapeutic, Inc.
Dec 9, 2024
Exercise(M)
Direct
2K shares at avg. $2.38$5K

		Type	Shares	Price		Ownership
Sep 25, 2026	TECX Tectonic Therapeutic, Inc.	Tax Payment(F)	411	$23.67	$9,728	Direct
Sep 3, 2026	TECX Tectonic Therapeutic, Inc.	Award(A) Employee Stock Option (Right to Buy)	17,750	-	-	Direct
Mar 4, 2026	TECX Tectonic Therapeutic, Inc.	Award(A)	19,500	-	$0	Direct
Feb 10, 2026	TECX Tectonic Therapeutic, Inc.	Exercise(M)	4,500	$2.38	$10,710	Direct
Feb 4, 2026	TECX Tectonic Therapeutic, Inc.	Tax Payment(F)	1,619	$23.22	$37,593	Direct
Sep 25, 2025	TECX Tectonic Therapeutic, Inc.	Award(A)	4,210	-	-	Direct
Feb 4, 2025	TECX Tectonic Therapeutic, Inc.	Award(A)	14,023	-	-	Direct
Jan 28, 2025	TECX Tectonic Therapeutic, Inc.	Exercise(M)	2,700	$2.38	$6,426	Direct
Dec 9, 2024	TECX Tectonic Therapeutic, Inc.	Exercise(M)	2,000	$2.38	$4,760	Direct

1-9 of 9 transactions

About Schwabish Marc

Schwabish Marc (SEC CIK 0002023175) files insider reports with the SEC as Chief Business Officer of Tectonic Therapeutic, Inc. (TECX).

Signal8 holds 9 ownership filings by Schwabish Marc, all Form 4s, filed between Dec 11, 2024 and Oct 2, 2026. Those filings report 9 transactions, from Dec 9, 2024 to Sep 25, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Schwabish Marc's filings is in WATERTOWN, MA.

Recent filings by Schwabish Marc

Sep 25, 2026: Tax withholding of TECX shares (Form 4, code F).
Sep 3, 2026: Grant or award of TECX derivative securities (Form 4, code A).
Mar 4, 2026: Grant or award of TECX shares (Form 4, code A).
Feb 10, 2026: Option exercise of TECX shares (Form 4, code M).
Feb 4, 2026: Tax withholding of TECX shares (Form 4, code F).

Other insiders filing for Tectonic Therapeutic, Inc. (TECX)

REICIN ALISE, Chief Executive Officer
Lochner Daniel, Chief Financial Officer
McNamara Peter, Chief Scientific Officer
Ruddy Marcella K., Chief Medical Officer
SPRINGER TIMOTHY A, Director
Tipirneni Praveen P., Director

How to read Form 4 transaction codes