Verastem ($VSTM) Insider Trading & Smart Money Activity
Verastem, Inc. ($VSTM) has 5 insider trades, 2 13F position changes and 2 analyst ratings on file. In the last 12 months on the open market, no insider bought and 4 insiders sold ($478.25K), net -$478.25K.
- Insider buyers (12 mo)
- 0
- Insider sellers (12 mo)
- 4
- Net insider $ (12 mo)
- -$478.25K
- Congress trades (12 mo)
- 0
- 13F moves on file
- 2
- Analyst ratings on file
- 2
VSTM insider buying and selling by quarter
| Quarter | Insider buys | Insider sales | Congress buys / sales | 13F added / cut |
|---|---|---|---|---|
| Q1 2026 | 0 | 0 | 0 / 0 | 0 / 0 |
| Q2 2026 | 0 | 2 · $104.33K | 0 / 0 | 2 / 0 |
| Q3 2026 | 0 | 1 · $423.50 | 0 / 0 | 0 / 0 |
| Q4 2026 | 0 | 2 · $373.50K | 0 / 0 | 0 / 0 |
Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.
All VSTM insider, congress, 13F and analyst activity
| Date | Source | Who | Action | Shares | Value / amount | ΔOwn | 1W | 1M | 6M | Filing | Story |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Insider | Paterson DanPresident and CEO | Sell (Open-market sale) 10b5-1 | 44.12K sh | $352.97K | +2.7% | — | |||||
| Insider | Calkins DanielChief Financial Officer | Sell (Open-market sale) 10b5-1 | 2.57K sh | $20.53K | +2.7% | — | |||||
| Insider | Calkins DanielChief Financial Officer | Sell (Open-market sale) 10b5-1 | 55 sh | $423.50 | -2.8% | — | |||||
| Analyst | BTIG | Reiterates to buy | PT $18 | +6.5% | +57.1% | Read | |||||
| Analyst | Jefferies | Reiterates to buy | PT $8 | -9.3% | +46.8% | Read | |||||
| Insider | Dan PatersonPresident and CEO | Sell (Open-market sale) 10b5-1 | 20.87K sh | $87.24K | -10.1% | +38.6% | — | ||||
| Insider | Daniel CalkinsChief Financial Officer | Sell (Open-market sale) 10b5-1 | 4.09K sh | $17.09K | -10.1% | +38.6% | Read | ||||
| 13F | Baker Bros. Advisors | New | +584.76K sh | $2.40M | -1.9% | -7.4% | — | ||||
| 13F | Baker Bros. Advisors | New | +584.76K sh | $2.23M | -1.9% | -7.4% | Read |
1W / 1M / 6M = how VSTM moved from the trade or filing date.
Insider trading in VSTM: who is buying and selling
| Insider | Role | Trades | Open-market net | Shares held | Last trade |
|---|---|---|---|---|---|
| Calkins Daniel | Chief Financial Officer | 2 | -$20.95K | Oct 1, 2026 | |
| Paterson Dan | President and CEO | 1 | -$352.97K | Oct 1, 2026 | |
| Dan Paterson | President and CEO | 1 | -$87.24K | Jun 22, 2026 | |
| Daniel Calkins | Chief Financial Officer | 1 | -$17.09K | Jun 22, 2026 |
Institutions moving VSTM (13F)
Analyst ratings on VSTM
Frequently asked questions
Are VSTM insiders buying or selling?
Over the last 12 months 0 insiders made 0 open-market purchases worth $0 and 4 insiders made 5 open-market sales worth $478.25K, a net -$478.25K.
What is the latest insider trade in VSTM?
Paterson Dan, President and CEO filed a sell (open-market sale) of 44.12K sh worth $352.97K on Oct 1, 2026.
Which institutions changed their VSTM positions?
Recent 13F filers moving the stock include Baker Bros. Advisors.
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Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.
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