Christopher Mason

CIK: 0001836440

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)3 (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 (1)

KRYS

Krystal Biotech, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (3 total)

KRYS
Krystal Biotech, Inc.
Sep 14, 2026
Award(A)
Stock Option (Right to Buy)
Direct
1.2K shares-
KRYS
Krystal Biotech, Inc.
Sep 14, 2026
Award(A)
Restricted Stock Units
Direct
471 shares-
KRYS
Krystal Biotech, Inc.
Jun 30, 2025
Award(A)
Stock Option (Right to Buy)
Direct
5K shares-

		Type	Shares	Price		Ownership
Sep 14, 2026	KRYS Krystal Biotech, Inc.	Award(A) Stock Option (Right to Buy)	1,187	-	-	Direct
Sep 14, 2026	KRYS Krystal Biotech, Inc.	Award(A) Restricted Stock Units	471	-	-	Direct
Jun 30, 2025	KRYS Krystal Biotech, Inc.	Award(A) Stock Option (Right to Buy)	5,000	-	-	Direct

1-3 of 3 transactions

About Mason Christopher

Mason Christopher (SEC CIK 0001836440) files insider reports with the SEC as Director of Krystal Biotech, Inc. (KRYS).

Signal8 holds 2 ownership filings by Mason Christopher, all Form 4s, filed between Jun 30, 2025 and Sep 16, 2026. Those filings report 3 transactions, from Jun 30, 2025 to Sep 14, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Mason Christopher's filings is in PITTSBURGH, PA.

Recent filings by Mason Christopher

Sep 14, 2026: Grants or awards of KRYS derivative securities (2 lines, Form 4, code A).
Jun 30, 2025: Grant or award of KRYS derivative securities (Form 4, code A).

Other insiders filing for Krystal Biotech, Inc. (KRYS)

ROSSI DINO A, Director
Sutherland Everett Rand, Director
Mazzacco Catherine, Director
JANNEY DANIEL, Director
Gangolli Julian S, Director
Krishnan Suma, President, R&D

How to read Form 4 transaction codes