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Eos Energy Enterprises, Inc. (EOSE) XNAS MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT & SUPPLIES Net insider selling (90d)
Latest EOSE Insider Trades
About Eos Energy Enterprises, Inc. (EOSE) Eos Energy Enterprises Inc designs develop, manufactures, and markets zinc-based energy storage solutions for utility-scale, microgrid, and commercial & industrial (C&I) applications. The solutions are used in the utility sector, the renewable energy sector, and the industrial sector.
Headquarters PITTSBURGH, PA
Employees 787
Listed 2020
Exchange XNAS https://www.eose.com SEC filings for EOSE on EDGAR
90-Day SEC Filing Activity Form 4 transaction type Transactions Shares Total value Open-market sale 8 448,626 $1.83M Grant or award 19 21,790,744 Option exercise 58 3,462,581
EOSE Insider Transactions (Form 4) 75 68 Form 4 filings on record, the earliest from Nov 4, 2024, newest first. Filing history page 1 of 3.
Date Insider Transaction Security Shares Price Value Aug 24, 2026 SP Sumeet Puri - Officer Grant or award Restricted Stock Units 65,044
Recent EOSE Form 8-K Filings 5
Recent EOSE Form 144 Notices of Proposed Sale 3 A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
Filed Filer Relationship Shares Market value Notice Jul 28, 2026 - - - - View on EDGAR Jul 28, 2026 - - -
EOSE Insider Trading - FAQ
What is the latest insider trade for EOSE? Eos Energy Enterprises, Inc. (EOSE) had 41 insider filings in the last 90 days, with the most recent on 2026-08-26. The full record for EOSE runs to 68 Form 4 filings, the earliest from 2024-11-04. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying EOSE stock? No insider purchases of EOSE were filed in the last 90 days. 4 purchases are on record for this company.
How many insiders are selling EOSE stock? 8 insider sales of EOSE were filed in the last 90 days, totaling $1.83M.
Where can I see EOSE SEC filings (Form 4, 10-K, 10-Q, 8-K)? This page tracks EOSE Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow EOSE insider buys? Create a free InsiderAlpha account and press Watch on this page to add EOSE to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Information Technology Companies with Insider Activity Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Related Companies - Recent Insider Activity What is SEC Form 4? The filing insiders must submit within two business days of a trade, and how to read its transaction codes. Track EOSE insider activity as it files Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
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SP Sumeet Puri - Officer Open-market sale $52K
Jun 30, 2026
Market cap $1.19B
P/E ratio -
Dividend yield -
Average volume 25.20M
52 week high $19.86
52 week low $3.11
Today's high $3.43
Today's low $3.24
Open $3.37
Volume 15.91M
Previous close $3.42
Shares outstanding 364.17M Market cap
$1.19B
787 employees
EOSE Insider Sentiment - Last 90 Days Share of open-market insider dollar volume that was buying versus selling, from SEC Form 4 filings.
0% Buying 100% Selling
0 insider purchases totaling $0 against 8 sales totaling $1.83M.
Most-Active EOSE Insiders - Last 90 Days 10 Tax withholding / forfeiture 3 298,594
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
Aug 24, 2026 AL Alessandro Lagi - Officer Grant or award Restricted Stock Units 195,130 $0.00 -
Aug 24, 2026 JM Joe Mastrangelo - Officer Grant or award Restricted Stock Units 611,406 $0.00 -
Jul 21, 2026 JM Joe Mastrangelo - Officer Option exercise Common Stock 111,118 $5.48 $609K
Jul 21, 2026 JM Joe Mastrangelo - Officer Option exercise Subscription Rights (right to buy) 111,118 $0.00 -
Jul 21, 2026 JM Joe Mastrangelo - Officer Option exercise Warrant (right to buy) 48,758 $0.00 -
Jul 21, 2026 AD Alexander Dimitrief - Director Option exercise Subscription Rights (right to buy) 17,897 $0.00 -
Jul 21, 2026 AD Alexander Dimitrief - Director Option exercise Subscription Rights (right to buy) 1,377 $0.00 -
Jul 21, 2026 MW Marian Walters - Director Option exercise Common Stock 11,407 $5.48 $63K
Jul 21, 2026 MW Marian Walters - Director Option exercise Subscription Rights (right to buy) 11,407 $0.00 -
Jul 21, 2026 MW Marian Walters - Director Option exercise Warrant (right to buy) 5,005 $0.00 -
Jul 21, 2026 JB Jeffrey S. Bornstein - Director Option exercise Subscription Rights (right to buy) 9,558 $0.00 -
Jul 21, 2026 DU David Urban - Director Option exercise Common Stock 12,185 $5.48 $67K
Jul 21, 2026 DU David Urban - Director Option exercise Subscription Rights (right to buy) 12,185 $0.00 -
Jul 21, 2026 DU David Urban - Director Option exercise Warrant (right to buy) 5,347 $0.00 -
Jul 21, 2026 JN Joseph Nigro - Director Option exercise Common Stock 2,773 $5.48 $15K
Jul 21, 2026 JN Joseph Nigro - Director Option exercise Subscription Rights (right to buy) 2,773 $0.00 -
Jul 21, 2026 JN Joseph Nigro - Director Option exercise Warrant (right to buy) 1,217 $0.00 -
Jul 21, 2026 MB Michelle Buczkowski - Officer Option exercise Subscription Rights (right to buy) 2,585 $0.00 -
Jul 21, 2026 CD Claude Demby - Director Option exercise Common Stock 1,825 $5.48 $10K
Jul 21, 2026 CD Claude Demby - Director Option exercise Subscription Rights (right to buy) 1,825 $0.00 -
Jul 21, 2026 CD Claude Demby - Director Option exercise Warrant (right to buy) 801 $0.00 -
Jul 21, 2026 NK Nathan Kroeker - Officer Option exercise Common Stock 16,944 $5.48 $93K
Jul 21, 2026 NK Nathan Kroeker - Officer Option exercise Subscription Rights (right to buy) 16,944 $0.00 -
Jul 21, 2026 NK Nathan Kroeker - Officer Option exercise Warrant (right to buy) 7,435 $0.00 -
Jul 25, 2026 SP Sumeet Puri - Officer Option exercise Common Stock 58,334 $0.00 -
Jul 28, 2026 SP Sumeet Puri - Officer Open-market sale Common Stock 29,167 $3.36 $98K
Jul 25, 2026 SP Sumeet Puri - Officer Option exercise Restricted Stock Units 58,334 $0.00 -
Jul 25, 2026 NK Nathan Kroeker - Officer Option exercise Common Stock 220,834 $0.00 -
Jul 28, 2026 NK Nathan Kroeker - Officer Open-market sale Common Stock 110,417 $3.36 $371K
Jul 25, 2026 NK Nathan Kroeker - Officer Option exercise Restricted Stock Units 220,834 $0.00 -
Jul 25, 2026 JM Joe Mastrangelo - Officer Option exercise Common Stock 333,334 $0.00 -
Jul 27, 2026 JM Joe Mastrangelo - Officer Open-market sale Common Stock 159,154 $3.61 $575K
Jul 25, 2026 JM Joe Mastrangelo - Officer Option exercise Restricted Stock Units 333,334 $0.00 -
Jul 23, 2026 JN Joseph Nigro - Director Grant or award Restricted Stock Units 5,942 $0.00 -
Jul 23, 2026 MW Marian Walters - Director Grant or award Restricted Stock Units 5,942 $0.00 -
Jul 13, 2026 HS Haiyan Song - Director Grant or award Restricted Stock Units 29,980 $0.00 -
Jul 13, 2026 MM Marie Batz Martin - Officer Grant or award Restricted Stock Units 216,731 $0.00 -
Jul 3, 2026 NK Nathan Kroeker - Officer Option exercise Common Stock 53,610 $0.00 -
Jul 5, 2026 NK Nathan Kroeker - Officer Option exercise Common Stock 105,008 $0.00 -
Jul 7, 2026 NK Nathan Kroeker - Officer Open-market sale Common Stock 79,309 $4.68 $371K
Jul 3, 2026 NK Nathan Kroeker - Officer Option exercise Restricted Stock Units 53,610 $0.00 -
Jul 5, 2026 NK Nathan Kroeker - Officer Option exercise Restricted Stock Units 105,008 $0.00 -
Jul 5, 2026 JM Joe Mastrangelo - Officer Option exercise Common Stock 254,304 $0.00 -
Jul 6, 2026 JM Joe Mastrangelo - Officer Tax withholding / forfeiture Common Stock 121,245 $5.06 $613K
Jul 5, 2026 JM Joe Mastrangelo - Officer Option exercise Restricted Stock Units 254,304 $0.00 -
Jun 26, 2026 SP Sumeet Puri - Officer Option exercise Restricted Stock Units 17,545 $0.00 -
Jun 26, 2026 SP Sumeet Puri - Officer Option exercise Common Stock 17,645 $0.00 -
Jun 30, 2026 SP Sumeet Puri - Officer Open-market sale Common Stock 8,823 $5.86 $52K
Jun 30, 2026 NK Nathan Kroeker - Officer Open-market sale Common Stock 35,289 $5.86 $207K
Jun 26, 2026 NK Nathan Kroeker - Officer Option exercise Restricted Stock Units 70,578 $0.00 -
Jun 26, 2026 NK Nathan Kroeker - Officer Option exercise Common Stock 70,578 $0.00 -
Jun 30, 2026 JM Joe Mastrangelo - Officer Tax withholding / forfeiture Common Stock 60,703 $6.09 $370K
Jun 26, 2026 JM Joe Mastrangelo - Officer Option exercise Restricted Stock Units 130,570 $0.00 -
Jun 26, 2026 JM Joe Mastrangelo - Officer Option exercise Common Stock 130,570 $0.00 -
Jun 12, 2026 JM Joe Mastrangelo - Officer Option exercise Stock Option (Right to Buy) 200,000 $0.00 -
Jun 12, 2026 JM Joe Mastrangelo - Officer Option exercise Common Stock 200,000 $1.34 $268K
Jun 12, 2026 JM Joe Mastrangelo - Officer Tax withholding / forfeiture Common Stock 116,646 $6.06 $707K
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