StockDriftsStockDriftsEos Energy Enterprises, Inc. has 6 SEC filings in the last 90 days, latest: Chief Accounting Officer sells 43,750 shares for $171,500 under 10b5-1 plan (4, September 16, 2026). Each filing below is summarised from the document itself and links straight to the original on SEC EDGAR.
Of the 6 filings tracked here, 1 reports an insider buy and 3 report insider sales. See only EOSE Form 4 filings.
Eos Energy Chief Accounting Officer Sumeet Puri sold 43,750 shares at $3.92 for $171,500, a pre-arranged 10b5-1 sale following the vesting of 87,500 performance RSUs two days earlier.
CEO Joe Mastrangelo sold 250,000 shares at $3.92 for $980,000 under a pre-arranged 10b5-1 plan, two days after 500,000 performance-based RSUs vested into common stock.
Director Haiyan Song bought 15,000 Eos Energy shares in the open market for $58,700 across two trades, and the purchase was not made under a 10b5-1 plan.
Chief Accounting Officer Sumeet Puri sold $141,109.71 worth of company stock.
Eos amended its August 8-K to disclose a separation agreement with departing Chief Commercial Officer Nathan Kroeker, covering 12 months of salary continuation at $470,000 plus equity acceleration.
Eos received an $87.0 million third advance under its DOE-guaranteed loan, bringing total drawn to roughly $178 million, reimbursing 80% of eligible Line 2 costs at Thorn Hill.