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Eos Energy Enterprises ($EOSE) Insider Trading & Smart Money Activity

Eos Energy Enterprises, Inc. · Electrical Equipment & Parts · Latest filing Jun 30, 2026

Eos Energy Enterprises, Inc. ($EOSE) has 15 insider trades and 1 13F position change on file. In the last 12 months on the open market, no insider bought and 4 insiders sold ($413.86K), net -$413.86K.

Insider buyers (12 mo)
0
Insider sellers (12 mo)
4
Net insider $ (12 mo)
-$413.86K
Congress trades (12 mo)
0
13F moves on file
1
Analyst ratings on file
0

EOSE insider buying and selling by quarter

QuarterInsider buysInsider salesCongress buys / sales13F added / cut
Q1 2026 0 0 0 / 0 0 / 0
Q2 2026 0 4 · $413.86K 0 / 0 1 / 0
Q3 2026 0 0 0 / 0 0 / 0
Q4 2026 0 0 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 EOSE insider, congress, 13F and analyst activity

DateSourceWhoActionSharesValue / amount ΔOwn1W1M6MFilingStory
Insider Michael SilbermanChief Legal Officer Sell (Open-market sale) 10b5-1 15K sh $88.04K -19.4%-38.6% Read
Insider Sumeet PuriChief Accounting Officer Sell (Open-market sale) 10b5-1 8.82K sh $51.70K -19.4%-38.6% Read
Insider Joe MastrangeloChief Executive Officer Sell (Tax withholding) 60.70K sh $369.68K -19.4%-38.6% Read
Insider Nathan KroekerCCO and Interim CFO Sell (Open-market sale) 10b5-1 35.29K sh $206.79K -19.4%-38.6% Read
Insider Michelle BuczkowskiChief Administration Officer Sell (Open-market sale) 10b5-1 11.47K sh $67.32K -19.4%-38.6% Read
Insider Michael SilbermanChief Legal Officer Sell (Option exercise) 30K sh -14.7%-39.1% —
Insider Michael SilbermanChief Legal Officer Buy (Option exercise) 30K sh -14.7%-39.1% —
Insider Sumeet PuriChief Accounting Officer Buy (Option exercise) 17.64K sh -14.7%-39.1% Read
Insider Joe MastrangeloChief Executive Officer Buy (Option exercise) 130.57K sh -14.7%-39.1% Read
Insider Nathan KroekerCCO and Interim CFO Sell (Option exercise) 70.58K sh -14.7%-39.1% —
Insider Nathan KroekerCCO and Interim CFO Buy (Option exercise) 70.58K sh -14.7%-39.1% —
Insider Michelle BuczkowskiChief Administration Officer Sell (Option exercise) 22.94K sh -14.7%-39.1% Read
Insider Michelle BuczkowskiChief Administration Officer Buy (Option exercise) 22.94K sh -14.7%-39.1% Read
Insider Joe MastrangeloChief Executive Officer Sell (Tax withholding) 116.65K sh $706.87K +21.1%-28.2% Read
Insider Joe MastrangeloChief Executive Officer Buy (Option exercise) 200K sh $268K +21.1%-28.2% Read
13F Driehaus Capital Management Added +598.88K sh $109.14M +2.4%-18.9% Read

1W / 1M / 6M = how EOSE moved from the trade or filing date.

Insider trading in EOSE: who is buying and selling

InsiderRoleTradesOpen-market netShares heldLast trade
Joe Mastrangelo Chief Executive Officer 4 — Jun 30, 2026
Michael Silberman Chief Legal Officer 3 -$88.04K Jun 30, 2026
Nathan Kroeker CCO and Interim CFO 3 -$206.79K Jun 30, 2026
Michelle Buczkowski Chief Administration Officer 3 -$67.32K Jun 30, 2026
Sumeet Puri Chief Accounting Officer 2 -$51.70K Jun 30, 2026

Institutions moving EOSE (13F)

Frequently asked questions

Are EOSE insiders buying or selling?

Over the last 12 months 0 insiders made 0 open-market purchases worth $0 and 4 insiders made 4 open-market sales worth $413.86K, a net -$413.86K.

What is the latest insider trade in EOSE?

Michael Silberman, Chief Legal Officer filed a sell (open-market sale) of 15K sh worth $88.04K on Jun 30, 2026.

Which institutions changed their EOSE positions?

Recent 13F filers moving the stock include Driehaus Capital Management.

Other electrical equipment & parts stocks

All stocks Insider cluster buys Top insider purchases Congress 13F institutions

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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