Daniel Calkins

CIK: 0001951861

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)19 (79.2%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)5 (20.8%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (1)

VSTM

Verastem, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (24 total)

VSTM
Verastem, Inc.
Oct 1, 2026
Sale(S)
Direct
2.6K shares at avg. $8.00$21K
VSTM
Verastem, Inc.
Sep 30, 2026
Award(A)
Direct
8.3K shares-
VSTM
Verastem, Inc.
Sep 21, 2026
Sale(S)
Direct
55 shares at avg. $7.70$423.5
VSTM
Verastem, Inc.
Jun 22, 2026
Sale(S)
Direct
4K shares at avg. $4.18$17K
VSTM
Verastem, Inc.
Jun 22, 2026
Sale(S)
Direct
57 shares at avg. $4.13$235.41
VSTM
Verastem, Inc.
Mar 20, 2026
Award(A)
Direct
57 shares at avg. $5.74$327.18
VSTM
Verastem, Inc.
Jan 21, 2026
Award(A)
Direct
16.7K shares-
VSTM
Verastem, Inc.
Jan 12, 2026
Sale(S)
Direct
5K shares at avg. $7.16$36K
VSTM
Verastem, Inc.
Dec 24, 2025
Sale(S)
Direct
80 shares at avg. $7.86$628.8
VSTM
Verastem, Inc.
Sep 24, 2025
Sale(S)
Direct
25 shares at avg. $9.23$230.75
VSTM
Verastem, Inc.
Sep 22, 2025
Sale(S)
Direct
57 shares at avg. $9.08$517.56
VSTM
Verastem, Inc.
Jun 23, 2025
Sale(S)
Direct
25 shares at avg. $4.71$117.75
VSTM
Verastem, Inc.
Jun 20, 2025
Sale(S)
Direct
4.1K shares at avg. $5.13$21K
VSTM
Verastem, Inc.
May 20, 2025
Sale(S)
Direct
11.1K shares at avg. $8.13$91K
VSTM
Verastem, Inc.
May 16, 2025
Award(A)
Direct
38.9K shares-
VSTM
Verastem, Inc.
Mar 24, 2025
Sale(S)
Direct
26 shares at avg. $7.04$183.04
VSTM
Verastem, Inc.
Mar 20, 2025
Sale(S)
Direct
65 shares at avg. $6.89$447.85
VSTM
Verastem, Inc.
Jan 10, 2025
Award(A)
Direct
38.8K shares-
VSTM
Verastem, Inc.
Jan 6, 2025
Sale(S)
Direct
6 shares at avg. $6.94$41.64
VSTM
Verastem, Inc.
Dec 24, 2024
Sale(S)
Direct
28 shares at avg. $3.91$109.48
VSTM
Verastem, Inc.
Dec 20, 2024
Sale(S)
Direct
65 shares at avg. $4.34$282.1
VSTM
Verastem, Inc.
Oct 7, 2024
Sale(S)
Direct
6 shares at avg. $2.86$17.16
VSTM
Verastem, Inc.
Sep 24, 2024
Sale(S)
Direct
28 shares at avg. $2.68$75.04
VSTM
Verastem, Inc.
Sep 20, 2024
Sale(S)
Direct
65 shares at avg. $2.80$182

		Type	Shares	Price		Ownership
Oct 1, 2026	VSTM Verastem, Inc.	Sale(S)	2,566	$8.00	$20,528	Direct
Sep 30, 2026	VSTM Verastem, Inc.	Award(A)	8,333	-	$0	Direct
Sep 21, 2026	VSTM Verastem, Inc.	Sale(S)	55	$7.70	$424	Direct
Jun 22, 2026	VSTM Verastem, Inc.	Sale(S)	4,032	$4.18	$16,854	Direct
Jun 22, 2026	VSTM Verastem, Inc.	Sale(S)	57	$4.13	$235	Direct
Mar 20, 2026	VSTM Verastem, Inc.	Award(A)	57	$5.74	$327	Direct
Jan 21, 2026	VSTM Verastem, Inc.	Award(A)	16,665	-	$0	Direct
Jan 12, 2026	VSTM Verastem, Inc.	Sale(S)	5,039	$7.16	$36,079	Direct
Dec 24, 2025	VSTM Verastem, Inc.	Sale(S)	80	$7.86	$629	Direct
Sep 24, 2025	VSTM Verastem, Inc.	Sale(S)	25	$9.23	$231	Direct
Sep 22, 2025	VSTM Verastem, Inc.	Sale(S)	57	$9.08	$518	Direct
Jun 23, 2025	VSTM Verastem, Inc.	Sale(S)	25	$4.71	$118	Direct
Jun 20, 2025	VSTM Verastem, Inc.	Sale(S)	4,110	$5.13	$21,084	Direct
May 20, 2025	VSTM Verastem, Inc.	Sale(S)	11,143	$8.13	$90,593	Direct
May 16, 2025	VSTM Verastem, Inc.	Award(A)	38,850	-	-	Direct
Mar 24, 2025	VSTM Verastem, Inc.	Sale(S)	26	$7.04	$183	Direct
Mar 20, 2025	VSTM Verastem, Inc.	Sale(S)	65	$6.89	$448	Direct
Jan 10, 2025	VSTM Verastem, Inc.	Award(A)	38,800	-	$0	Direct
Jan 6, 2025	VSTM Verastem, Inc.	Sale(S)	6	$6.94	$42	Direct
Dec 24, 2024	VSTM Verastem, Inc.	Sale(S)	28	$3.91	$109	Direct
Dec 20, 2024	VSTM Verastem, Inc.	Sale(S)	65	$4.34	$282	Direct
Oct 7, 2024	VSTM Verastem, Inc.	Sale(S)	6	$2.86	$17	Direct
Sep 24, 2024	VSTM Verastem, Inc.	Sale(S)	28	$2.68	$75	Direct
Sep 20, 2024	VSTM Verastem, Inc.	Sale(S)	65	$2.80	$182	Direct

1-24 of 24 transactions

About Calkins Daniel

Calkins Daniel (SEC CIK 0001951861) files insider reports with the SEC as Chief Financial Officer of Verastem, Inc. (VSTM).

Signal8 holds 16 ownership filings by Calkins Daniel, all Form 4s, filed between Sep 24, 2024 and Oct 2, 2026. Those filings report 24 transactions, from Sep 20, 2024 to Oct 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Calkins Daniel's filings is in NEEDHAM, MA.

Recent filings by Calkins Daniel

Oct 1, 2026: Open-market sale of VSTM shares (Form 4, code S).
Sep 30, 2026: Grant or award of VSTM shares (Form 4, code A).
Sep 21, 2026: Open-market sale of VSTM shares (Form 4, code S).
Jun 22, 2026: Open-market sales of VSTM shares (2 lines, Form 4, code S).
Mar 20, 2026: Grant or award of VSTM shares (Form 4, code A).

Other insiders filing for Verastem, Inc. (VSTM)

Paterson Dan, President and CEO
BAILEY MICHAEL P, Director
Tollefson Karin Anna, Director
Stuglik Brian M, Director
Rowinsky Eric K, Director
ROBERTSON MICHELLE, Director

How to read Form 4 transaction codes