Jing L. Marantz

CIK: 0001834528

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)12 (57.1%)

Position reduction

Option Exercises (M)4 (19.0%)

Derivative conversions

Awards (A)5 (23.8%)

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)

NTLA

Intellia Therapeutics, Inc.

Officer

ARCT

Arcturus Therapeutics Holdings Inc.

Director

SRRK

Scholar Rock Holding Corp

Officer

Discretionary Trading P&L

Holdings

Transaction History (21 total)

NTLA
Intellia Therapeutics, Inc.
Oct 26, 2026
Award(A)
Direct
199.8K shares-
ARCT
Arcturus Therapeutics Holdings Inc.
Jun 5, 2026
Award(A)
Stock option (right to buy)
Direct
15K shares-
SRRK
Scholar Rock Holding Corp
Feb 17, 2026
Sale(S)
Direct
4.2K shares at avg. $46.53$193K
SRRK
Scholar Rock Holding Corp
Feb 9, 2026
Award(A)
Direct
34.5K shares-
SRRK
Scholar Rock Holding Corp
Jan 16, 2026
Sale(S)
Direct
5.8K shares at avg. $44.48$258K
ARCT
Arcturus Therapeutics Holdings Inc.
Jun 9, 2025
Award(A)
Stock option (right to buy)
Direct
15K shares-
SRRK
Scholar Rock Holding Corp
Mar 10, 2025
Award(A)
Direct
34.3K shares-
SRRK
Scholar Rock Holding Corp
Jan 16, 2025
Sale(S)
Direct
5.7K shares at avg. $44.20$250K
SRRK
Scholar Rock Holding Corp
Nov 25, 2024
Sale(S)
Direct
200 shares at avg. $40.72$8K
SRRK
Scholar Rock Holding Corp
Nov 25, 2024
Exercise(M)
Direct
6.4K shares at avg. $8.59$55K
SRRK
Scholar Rock Holding Corp
Nov 25, 2024
Sale(S)
Direct
1K shares at avg. $38.04$38K
SRRK
Scholar Rock Holding Corp
Nov 25, 2024
Sale(S)
Direct
2.1K shares at avg. $39.25$82K
SRRK
Scholar Rock Holding Corp
Nov 25, 2024
Sale(S)
Direct
3.1K shares at avg. $39.93$123K
SRRK
Scholar Rock Holding Corp
Nov 22, 2024
Exercise(M)
Direct
2.1K shares at avg. $8.59$18K
SRRK
Scholar Rock Holding Corp
Nov 22, 2024
Sale(S)
Direct
2.1K shares at avg. $30.01$64K
SRRK
Scholar Rock Holding Corp
Nov 11, 2024
Exercise(M)
Direct
2.1K shares at avg. $8.59$18K
SRRK
Scholar Rock Holding Corp
Nov 11, 2024
Sale(S)
Direct
2.1K shares at avg. $30.00$63K
SRRK
Scholar Rock Holding Corp
Oct 7, 2024
Sale(S)
Direct
39.4K shares at avg. $30.06$1.2M
SRRK
Scholar Rock Holding Corp
Oct 7, 2024
Sale(S)
Direct
2.6K shares at avg. $26.22$67K
SRRK
Scholar Rock Holding Corp
Oct 7, 2024
Sale(S)
Direct
67.4K shares at avg. $25.59$1.7M
SRRK
Scholar Rock Holding Corp
Oct 7, 2024
Exercise(M)
Direct
109.4K shares at avg. $8.59$940K

		Type	Shares	Price		Ownership
Oct 26, 2026	NTLA Intellia Therapeutics, Inc.	Award(A)	199,822	-	$0	Direct
Jun 5, 2026	ARCT Arcturus Therapeutics Holdings Inc.	Award(A) Stock option (right to buy)	15,000	-	-	Direct
Feb 17, 2026	SRRK Scholar Rock Holding Corp	Sale(S)	4,157	$46.53	$193,418	Direct
Feb 9, 2026	SRRK Scholar Rock Holding Corp	Award(A)	34,482	-	$0	Direct
Jan 16, 2026	SRRK Scholar Rock Holding Corp	Sale(S)	5,798	$44.48	$257,882	Direct
Jun 9, 2025	ARCT Arcturus Therapeutics Holdings Inc.	Award(A) Stock option (right to buy)	15,000	-	-	Direct
Mar 10, 2025	SRRK Scholar Rock Holding Corp	Award(A)	34,285	-	-	Direct
Jan 16, 2025	SRRK Scholar Rock Holding Corp	Sale(S)	5,655	$44.20	$249,935	Direct
Nov 25, 2024	SRRK Scholar Rock Holding Corp	Sale(S)	200	$40.72	$8,144	Direct
Nov 25, 2024	SRRK Scholar Rock Holding Corp	Exercise(M)	6,375	$8.59	$54,761	Direct
Nov 25, 2024	SRRK Scholar Rock Holding Corp	Sale(S)	1,000	$38.04	$38,041	Direct
Nov 25, 2024	SRRK Scholar Rock Holding Corp	Sale(S)	2,100	$39.25	$82,434	Direct
Nov 25, 2024	SRRK Scholar Rock Holding Corp	Sale(S)	3,075	$39.93	$122,780	Direct
Nov 22, 2024	SRRK Scholar Rock Holding Corp	Exercise(M)	2,145	$8.59	$18,426	Direct
Nov 22, 2024	SRRK Scholar Rock Holding Corp	Sale(S)	2,145	$30.01	$64,372	Direct
Nov 11, 2024	SRRK Scholar Rock Holding Corp	Exercise(M)	2,105	$8.59	$18,082	Direct
Nov 11, 2024	SRRK Scholar Rock Holding Corp	Sale(S)	2,105	$30.00	$63,158	Direct
Oct 7, 2024	SRRK Scholar Rock Holding Corp	Sale(S)	39,375	$30.06	$1,183,652	Direct
Oct 7, 2024	SRRK Scholar Rock Holding Corp	Sale(S)	2,552	$26.22	$66,923	Direct
Oct 7, 2024	SRRK Scholar Rock Holding Corp	Sale(S)	67,448	$25.59	$1,725,893	Direct
Oct 7, 2024	SRRK Scholar Rock Holding Corp	Exercise(M)	109,375	$8.59	$939,531	Direct

1-21 of 21 transactions

About Marantz Jing L.

Marantz Jing L. (SEC CIK 0001834528) files insider reports with the SEC as EVP, Chief Medical Officer of Intellia Therapeutics, Inc. (NTLA), Director of Arcturus Therapeutics Holdings Inc. (ARCT) and Chief Medical Officer of Scholar Rock Holding Corp (SRRK).

Signal8 holds 12 ownership filings by Marantz Jing L. (1 Form 3, 11 Form 4), filed between Oct 7, 2024 and Oct 28, 2026. Those filings report 21 transactions, from Oct 7, 2024 to Oct 26, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Marantz Jing L.'s filings is in CAMBRIDGE, MA.

Recent filings by Marantz Jing L.

Oct 26, 2026: Grant or award of NTLA shares (Form 4, code A).
Jun 5, 2026: Grant or award of ARCT derivative securities (Form 4, code A).
Feb 17, 2026: Open-market sale of SRRK shares (Form 4, code S).
Feb 9, 2026: Grant or award of SRRK shares (Form 4, code A).
Jan 16, 2026: Open-market sale of SRRK shares (Form 4, code S).

Other insiders filing for Intellia Therapeutics, Inc. (NTLA)

Dube Michael P, VP, Chief Accounting Officer
LEONARD JOHN M, President and CEO
Dulac Edward J III, EVP, Chief Financial Officer
Verwiel Frank, Director
Keresty Georgia, Director
GOODMAN JESSE, Director

How to read Form 4 transaction codes