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Verastem, Inc. planned insider sales

In the last twelve months insiders at Verastem, Inc. filed 10 Form 144 notices of planned sales, 176,461 shares worth $1.1 million at the time of filing, from 5 sellers. The latest, filed 1 October 2026: Dan Paterson (officer, director), 44,121 shares worth $353,047, planned for around 1 October 2026 through Shareworks by Morgan Stanley.

FiledSellerRelationshipSharesValuePlanned saleSold, per Form 4BrokerHow acquiredFiling
1 October 2026Dan PatersonOfficer, Director44,121$353,0471 October 202644,121 shares from 1 October 2026Shareworks by Morgan StanleyVesting of restricted stock unit awardForm 144
23 July 2026Gagnon Robert E.Director31,924$188,03223 July 2026No matching Form 4 saleJefferies LLCVested Restricted Stock Units; Vested Stock OptionsForm 144
25 June 2026Gagnon Robert E.Director21,492$90,48125 June 2026No matching Form 4 saleJefferies LLCVested Restricted Stock UnitsForm 144
22 June 2026Dan PatersonOfficer, Director20,871$87,24122 June 202622,173 shares from 22 June 2026Shareworks by Morgan StanleyVesting of restricted stock unit awardForm 144
27 May 2026Gagnon Robert E.Director20,103$87,64927 May 2026No matching Form 4 saleJefferies LLCVested Restricted Stock UnitsForm 144
14 January 2026Dan PatersonOfficer5,039$36,06912 January 2026No matching Form 4 saleShareworks by Morgan StanleyVesting of restricted stock unit awardForm 144
14 January 2026Dan PatersonOfficer, Director10,321$73,85112 January 2026970 shares from 4 February 2026Shareworks by Morgan StanleyVesting of restricted stock unit awardForm 144
9 December 2025Paterson DanOfficer7,790$80,0039 December 202518,714 shares from 8 December 2025Raymond James & AssociatesAcquired as compensationForm 144
21 November 2025Bunn Paul A.Board Member6,250$61,31221 November 20256,250 shares from 21 November 2025Jefferies LLCStock Option GrantForm 144
21 November 2025Kauffman MichaelBoard Member8,550$83,87621 November 20258,550 shares from 21 November 2025Jefferies LLCRestricted Stock GrantForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Sold, per Form 4: the same seller's open-market sales on Form 4 from the notice's date to 90 days after, added up, as they appear on the insiders page; a holder who files no Form 4, such as some large holders, never shows one. What is a Form 144?