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Plug Power Inc. planned insider sales

In the last twelve months insiders at Plug Power Inc. filed 11 Form 144 notices of planned sales, 536,892 shares worth $1.2 million at the time of filing, from 5 sellers. The latest, filed 15 October 2026: Haycraft Benjamin (officer), 9,375 shares worth $13,218, planned for around 15 October 2026 through RBC CAPITAL MARKETS LLC.

FiledSellerRelationshipSharesValuePlanned saleSold, per Form 4BrokerHow acquiredFiling
15 October 2026Haycraft BenjaminOfficer9,375$13,21815 October 20269,375 shares from 15 October 2026RBC CAPITAL MARKETS LLCRSU VESTForm 144
18 September 2026Haycraft BenjaminOfficer200,000$428,30018 September 2026200,000 shares from 18 September 2026RBC CAPITAL MARKETS LLCOPTION EXERCISEForm 144
15 September 2026Haycraft BenjaminOfficer18,750$38,62515 September 202618,750 shares from 15 September 2026RBC CAPITAL MARKETS LLCRSU VESTForm 144
11 September 2026Haycraft BenjaminOfficer13,810$29,55311 September 202613,810 shares from 11 September 2026RBC CAPITAL MARKETS LLCRSU VESTForm 144
9 September 2026Colin AngleDirector44,957$101,6039 September 2026None on Form 4 yetMorgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock AwardsForm 144
8 June 2026Maureen HelmerDirector50,000$160,7508 June 202650,000 shares from 8 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
12 January 2026Haycraft BenjaminOfficer40,000$86,80012 January 202640,000 shares from 12 January 2026RBC CAPITAL MARKETS LLCRSU VESTForm 144
11 December 2025George C McNameeDirector60,000$138,55311 December 2025No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesOpen Market Purchase; Previously Exercised OptionsForm 144
10 December 2025Haycraft BenjaminOfficer40,000$88,00010 December 202540,000 shares from 10 December 2025RBC CAPITAL MARKETS LLCRSU VESTForm 144
2 December 2025Sanjay ShresthaOfficer50,000$107,5002 December 2025No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesEmployee stock unit award(s)Form 144
10 November 2025Haycraft BenjaminOfficer10,000$29,20010 November 202510,000 shares from 10 November 2025RBC CAPITAL MARKETS LLCRSU VESTForm 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?