Subhashis Banerjee

CIK: 0002065633

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)5 (55.6%)

Position reduction

Option Exercises (M)1 (11.1%)

Derivative conversions

Awards (A)3 (33.3%)

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)

ARTV

Artiva Biotherapeutics, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (9 total)

ARTV
Artiva Biotherapeutics, Inc.
Nov 2, 2026
Sale(S)
Direct
1.1K shares at avg. $4.18$5K
ARTV
Artiva Biotherapeutics, Inc.
Oct 5, 2026
Sale(S)
Direct
1.1K shares at avg. $6.84$8K
ARTV
Artiva Biotherapeutics, Inc.
Sep 9, 2026
Award(A)
Direct
30K shares-
ARTV
Artiva Biotherapeutics, Inc.
Sep 3, 2026
Sale(S)
Direct
1.1K shares at avg. $11.16$12K
ARTV
Artiva Biotherapeutics, Inc.
Aug 18, 2026
Sale(S)
Direct
429 shares at avg. $12.00$5K
ARTV
Artiva Biotherapeutics, Inc.
Aug 18, 2026
Exercise(M)
Direct
429 shares at avg. $1.92$823.68
ARTV
Artiva Biotherapeutics, Inc.
May 19, 2026
Sale(S)
Direct
7K shares at avg. $9.01$63K
ARTV
Artiva Biotherapeutics, Inc.
Feb 15, 2026
Award(A)
Direct
102K shares-
ARTV
Artiva Biotherapeutics, Inc.
Apr 8, 2025
Award(A)
Direct
50K shares-

		Type	Shares	Price		Ownership
Nov 2, 2026	ARTV Artiva Biotherapeutics, Inc.	Sale(S)	1,110	$4.18	$4,641	Direct
Oct 5, 2026	ARTV Artiva Biotherapeutics, Inc.	Sale(S)	1,099	$6.84	$7,514	Direct
Sep 9, 2026	ARTV Artiva Biotherapeutics, Inc.	Award(A)	30,000	-	$0	Direct
Sep 3, 2026	ARTV Artiva Biotherapeutics, Inc.	Sale(S)	1,100	$11.16	$12,271	Direct
Aug 18, 2026	ARTV Artiva Biotherapeutics, Inc.	Sale(S)	429	$12.00	$5,148	Direct
Aug 18, 2026	ARTV Artiva Biotherapeutics, Inc.	Exercise(M)	429	$1.92	$824	Direct
May 19, 2026	ARTV Artiva Biotherapeutics, Inc.	Sale(S)	7,037	$9.01	$63,386	Direct
Feb 15, 2026	ARTV Artiva Biotherapeutics, Inc.	Award(A)	102,000	-	$0	Direct
Apr 8, 2025	ARTV Artiva Biotherapeutics, Inc.	Award(A)	50,000	-	-	Direct

1-9 of 9 transactions

About Banerjee Subhashis

Banerjee Subhashis (SEC CIK 0002065633) files insider reports with the SEC as Chief Medical Officer of Artiva Biotherapeutics, Inc. (ARTV).

Signal8 holds 9 ownership filings by Banerjee Subhashis (1 Form 3, 8 Form 4), filed between Apr 25, 2025 and Nov 3, 2026. Those filings report 9 transactions, from Apr 8, 2025 to Nov 2, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Banerjee Subhashis's filings is in SAN DIEGO, CA.

Recent filings by Banerjee Subhashis

Nov 2, 2026: Open-market sale of ARTV shares (Form 4, code S).
Oct 5, 2026: Open-market sale of ARTV shares (Form 4, code S).
Sep 9, 2026: Grant or award of ARTV shares (Form 4, code A).
Sep 3, 2026: Open-market sale of ARTV shares (Form 4, code S).
Aug 18, 2026: Open-market sale of ARTV shares (Form 4, code S).

Other insiders filing for Artiva Biotherapeutics, Inc. (ARTV)

Horan Christopher, Chief Tech Operations Officer
Bush Jennifer, COO, CLO, Compliance Officer
Aslan Fred, Chief Executive Officer
RA CAPITAL MANAGEMENT, L.P., Director
Stoppel Laura, Director
Sorg Elaine K., Director

How to read Form 4 transaction codes