Katie Peng

CIK: 0001983850

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)10 (71.4%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)4 (28.6%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (2)

SRRK

Scholar Rock Holding Corp

Director

ACET

Adicet Bio, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (14 total)

SRRK
Scholar Rock Holding Corp
Jul 1, 2026
Sale(S)
Direct
2.4K shares at avg. $54.25$132K
SRRK
Scholar Rock Holding Corp
Jul 1, 2026
Sale(S)
Direct
3K shares at avg. $53.56$160K
SRRK
Scholar Rock Holding Corp
Jul 1, 2026
Sale(S)
Direct
21 shares at avg. $54.96$1K
ACET
Adicet Bio, Inc.
Jun 21, 2026
Award(A)
Stock Option (Right to Buy)
Direct
4.2K shares-
SRRK
Scholar Rock Holding Corp
Jun 4, 2026
Award(A)
Direct
6.8K shares-
SRRK
Scholar Rock Holding Corp
Dec 16, 2025
Sale(S)
Direct
726 shares at avg. $43.88$32K
SRRK
Scholar Rock Holding Corp
Dec 16, 2025
Sale(S)
Direct
280 shares at avg. $44.63$12K
SRRK
Scholar Rock Holding Corp
Sep 16, 2025
Sale(S)
Direct
76 shares at avg. $33.20$3K
SRRK
Scholar Rock Holding Corp
Sep 16, 2025
Sale(S)
Direct
930 shares at avg. $32.48$30K
SRRK
Scholar Rock Holding Corp
Jun 16, 2025
Sale(S)
Direct
3K shares at avg. $31.96$95K
SRRK
Scholar Rock Holding Corp
Jun 16, 2025
Sale(S)
Direct
54 shares at avg. $32.53$2K
ACET
Adicet Bio, Inc.
Jun 11, 2025
Award(A)
Direct
5.9K shares-
SRRK
Scholar Rock Holding Corp
May 22, 2025
Award(A)
Direct
7.6K shares-
SRRK
Scholar Rock Holding Corp
Mar 17, 2025
Sale(S)
Direct
1K shares at avg. $34.42$35K

		Type	Shares	Price		Ownership
Jul 1, 2026	SRRK Scholar Rock Holding Corp	Sale(S)	2,437	$54.25	$132,214	Direct
Jul 1, 2026	SRRK Scholar Rock Holding Corp	Sale(S)	2,988	$53.56	$160,037	Direct
Jul 1, 2026	SRRK Scholar Rock Holding Corp	Sale(S)	21	$54.96	$1,154	Direct
Jun 21, 2026	ACET Adicet Bio, Inc.	Award(A) Stock Option (Right to Buy)	4,200	-	-	Direct
Jun 4, 2026	SRRK Scholar Rock Holding Corp	Award(A)	6,839	-	$0	Direct
Dec 16, 2025	SRRK Scholar Rock Holding Corp	Sale(S)	726	$43.88	$31,854	Direct
Dec 16, 2025	SRRK Scholar Rock Holding Corp	Sale(S)	280	$44.63	$12,498	Direct
Sep 16, 2025	SRRK Scholar Rock Holding Corp	Sale(S)	76	$33.20	$2,523	Direct
Sep 16, 2025	SRRK Scholar Rock Holding Corp	Sale(S)	930	$32.48	$30,203	Direct
Jun 16, 2025	SRRK Scholar Rock Holding Corp	Sale(S)	2,977	$31.96	$95,132	Direct
Jun 16, 2025	SRRK Scholar Rock Holding Corp	Sale(S)	54	$32.53	$1,757	Direct
Jun 11, 2025	ACET Adicet Bio, Inc.	Award(A)	5,900	-	-	Direct
May 22, 2025	SRRK Scholar Rock Holding Corp	Award(A)	7,632	-	-	Direct
Mar 17, 2025	SRRK Scholar Rock Holding Corp	Sale(S)	1,006	$34.42	$34,627	Direct

1-14 of 14 transactions

About Peng Katie

Peng Katie (SEC CIK 0001983850) files insider reports with the SEC as Director of Scholar Rock Holding Corp (SRRK) and Director of Adicet Bio, Inc. (ACET).

Signal8 holds 9 ownership filings by Peng Katie, all Form 4s, filed between Mar 19, 2025 and Jul 6, 2026. Those filings report 14 transactions, from Mar 17, 2025 to Jul 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Peng Katie's filings is in CAMBRIDGE, MA.

Recent filings by Peng Katie

Jul 1, 2026: Open-market sales of SRRK shares (3 lines, Form 4, code S).
Jun 21, 2026: Grant or award of ACET derivative securities (Form 4, code A).
Jun 4, 2026: Grant or award of SRRK shares (Form 4, code A).
Dec 16, 2025: Open-market sales of SRRK shares (2 lines, Form 4, code S).
Sep 16, 2025: Open-market sales of SRRK shares (2 lines, Form 4, code S).

Other insiders filing for Scholar Rock Holding Corp (SRRK)

AKKARAJU SRINIVAS, Director
Woods Keith, Chief Operating Officer
Hallal David, Chief Executive Officer
FLIER JEFFREY S., Director
Gilman Michael, Director
Burow Kristina, Director

How to read Form 4 transaction codes