StockCIK 1526119

Verastem, Inc. (VSTM): Insider Trades and Fund Holdings

In the past 12 months, Verastem, Inc. insiders reported 0 open-market purchases worth $0 and 3 sales worth $374K; 3 of the sales were reported as made under a 10b5-1 trading plan.

0Insider buys, 12 months

$0Bought by insiders, 12 months

$374KSold by insiders, 12 months

0Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 2, 2026.

Recent VSTM insider trades
Filed	Traded	Insider	Role	Type	Shares	Price ($)	Value	Holding	Filing
Oct 2	Oct 1	Dan PatersonCEO	CEO	▼ SELL10b5-1	44,121	8.00	$353K	−6.3%	Form 4 ↗
Oct 2	Oct 1	Daniel CalkinsCFO	CFO	▼ SELL10b5-1	2,566	8.00	$21K	−2.0%	Form 4 ↗
Sep 23	Sep 21	Daniel CalkinsCFO	CFO	▼ SELL10b5-1	55	7.71	$424	+0.0%	Form 4 ↗

Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

Insiders who traded in the past year

Insider	Role	Buys	Bought	Sells	Sold	Latest
Dan Paterson	CEO	0	$0	1	$353K	Oct 2, 2026
Daniel Calkins	CFO	0	$0	2	$21K	Oct 2, 2026

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →