EOSE
insider transactionsEos Energy Enterprises, Inc. — buys & sells by directors, officers and 10% owners A shareholder owning more than 10% of the company. Must report trades, but usually a weaker signal than an officer or director. (SEC Form 4).
Cluster buy signal: Multiple insiders at the same company buying around the same time — often a stronger signal than a single buy. 3 different insiders made open-market purchases in the last 365 days, totalling $693.0K.
Net shares · 365d
-36.5K
115.2K buy · 151.7K sell
Net value · 365d
-$1.3M
$693.0K in · $2.0M out
Sentiment · 365d
Net selling
25% buying · 75% selling
Open-market trades · 365d
9
115.2K buy · 151.7K sell
Net buy / sell volume
Not enough data to chart yet.
Tap or hover the chart for daily net volume. Green = net buying, red = net selling.
All transactions
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Exercise·M
Joe Mastrangelo KEY
Chief Executive Officer
$0
200.0K sh
Own New
-
Other·F
Joe Mastrangelo KEY
Chief Executive Officer
$706.9K
116.6K sh · $6.06
Own -7%
-
Exercise·M
Joe Mastrangelo KEY
Chief Executive Officer
$268.0K
200.0K sh · $1.34
Own +13%
-
Grant·A
Alessandro Lagi KEY
Chief Financial Officer
$0
277.8K sh
Own New
-
Grant·A
Director
$0
24.3K sh
Own New
-
Grant·A
Director
$0
18.2K sh
Own New
-
Grant·A
Director
$0
21.3K sh
Own New
-
Grant·A
Director
$0
18.2K sh
Own New
-
Grant·A
Director
$0
18.2K sh
Own New
-
Grant·A
Director
$0
18.2K sh
Own New
-
Grant·A
Director
$0
21.3K sh
Own New
-
Grant·A
Director
$0
24.3K sh
Own New
-
Exercise·M
Director
$0
3.6K sh
Own New
-
Exercise·M
Director
$0
3.6K sh
Own +10%
-
Exercise·M
Director
$0
1.8K sh
Own New
-
Exercise·M
Director
$0
1.8K sh
Own +1%
-
Exercise·M
Director
$0
30.0K sh
Own +598%
-
Sell·S
Director
$275.4K
30.0K sh · $9.18
Own -16%
-
Exercise·M
Director
$35.4K
30.0K sh · $1.18
Own +19%
-
Exercise·M
Director
$0
22.3K sh
Own +52%
-
Sell·S
Director
$160.7K
22.3K sh · $7.20
Own -12%
-
Exercise·M
Director
$26.3K
22.3K sh · $1.18
Own +14%
-
Exercise·M
Director
$0
23.1K sh
Own New
-
Exercise·M
Director
$0
23.1K sh
Own +23%
-
Exercise·M
Director
$0
23.1K sh
Own New
-
Other·D
Director
$63.6K
9.2K sh · $6.88
Own -40%
-
Grant·A
Director
$0
23.1K sh
Own New
-
Exercise·M
Director
$0
7.7K sh
Own +10%
-
Exercise·M
Director
$0
23.1K sh
Own New
-
Exercise·M
Director
$0
23.1K sh
Own +17%
-
Sell·S
Director
$54.3K
7.7K sh · $7.07
Own -5%
-
Exercise·M
Director
$9.1K
7.7K sh · $1.18
Own +6%
-
Exercise·M
Director
$0
23.1K sh
Own New
-
Exercise·M
Director
$0
23.1K sh
Own +37%
-
Exercise·M
Director
$0
23.1K sh
Own New
-
Other·D
Director
$63.6K
9.2K sh · $6.88
Own -6%
-
Exercise·M
Director
$0
23.1K sh
Own +16%
-
Exercise·M
Director
$0
27.0K sh
Own New
-
Other·D
Director
$74.2K
10.8K sh · $6.88
Own -4%
-
Exercise·M
Director
$0
27.0K sh
Own +11%
-
Exercise·M
Director
$0
30.8K sh
Own New
-
Other·D
Director
$84.8K
12.3K sh · $6.88
Own -8%
-
Exercise·M
Director
$0
30.8K sh
Own +27%
-
Other·F
Former SVP, GC and Sec.
$113.9K
7.9K sh · $14.34
Own -2%
-
Buy·P
Director
$100.1K
16.2K sh · $6.16
Own +35%
-
Buy·P
Joe Mastrangelo KEY
Chief Executive Officer
$157.3K
23.9K sh · $6.58
Own +2%
-
Buy·P
Joe Mastrangelo KEY
Chief Executive Officer
$345.0K
60.0K sh · $5.75
Own +4%
-
Buy·P
Director
$90.6K
15.0K sh · $6.04
Own +7%
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Exercise·M
SVP, General Counsel and Sec.
—
16.8K sh
Own New
-
Other·F
SVP, General Counsel and Sec.
$375.8K
23.6K sh · $15.91
Own -7%
-
Exercise·M
SVP, General Counsel and Sec.
—
16.8K sh
Own +5%
-
Other·F
SVP, General Counsel and Sec.
$126.3K
7.9K sh · $15.91
Own -2%
-
Sell·S
Nathan Kroeker KEY
CCO and Interim CFO · 10b5-1
$802.0K
50.0K sh · $16.04
Own -7%
-
Sell·S
Chief Legal Officer · 10b5-1
$739.2K
41.7K sh · $17.74
Own -13%
-
Exercise·M
Nathan Kroeker KEY
CCO and Interim CFO · 10b5-1
$0
100.0K sh
Own New
-
Exercise·M
Nathan Kroeker KEY
CCO and Interim CFO · 10b5-1
$0
100.0K sh
Own +16%
-
Exercise·M
Chief Legal Officer · 10b5-1
$0
83.3K sh
Own New
-
Exercise·M
Chief Legal Officer · 10b5-1
$0
83.3K sh
Own +34%
| Date▾ | Insider | Type | Shares | Value |
|---|---|---|---|---|
| Jun 12, 2026 | Joe Mastrangelo KEY | Exercise M | 200.0K | $0 |
| Jun 12, 2026 | Joe Mastrangelo KEY | Other F | 116.6K | $706.9K |
| Jun 12, 2026 | Joe Mastrangelo KEY | Exercise M | 200.0K | $268.0K |
| Jun 8, 2026 | Alessandro Lagi KEY | Grant A | 277.8K | $0 |
| Jun 5, 2026 | Joseph Nigro | Grant A | 24.3K | $0 |
| Jun 5, 2026 | Jeff Mcneil | Grant A | 18.2K | $0 |
| Jun 5, 2026 | Marian Walters | Grant A | 21.3K | $0 |
| Jun 5, 2026 | David Urban | Grant A | 18.2K | $0 |
| Jun 5, 2026 | Gregory S. Nixon | Grant A | 18.2K | $0 |
| Jun 5, 2026 | Claude Demby | Grant A | 18.2K | $0 |
| Jun 5, 2026 | Alexander Dimitrief | Grant A | 21.3K | $0 |
| Jun 5, 2026 | Jeffrey S Bornstein | Grant A | 24.3K | $0 |
| Jun 2, 2026 | Joseph Nigro | Exercise M | 3.6K | $0 |
| Jun 2, 2026 | Joseph Nigro | Exercise M | 3.6K | $0 |
| Jun 2, 2026 | Marian Walters | Exercise M | 1.8K | $0 |
| Jun 2, 2026 | Marian Walters | Exercise M | 1.8K | $0 |
| May 28, 2026 | Marian Walters | Exercise M | 30.0K | $0 |
| May 28, 2026 | Marian Walters | Sell S | 30.0K | $275.4K |
| May 28, 2026 | Marian Walters | Exercise M | 30.0K | $35.4K |
| May 20, 2026 | Marian Walters | Exercise M | 22.3K | $0 |
| May 20, 2026 | Marian Walters | Sell S | 22.3K | $160.7K |
| May 20, 2026 | Marian Walters | Exercise M | 22.3K | $26.3K |
| May 19, 2026 | Jeff Mcneil | Exercise M | 23.1K | $0 |
| May 19, 2026 | Jeff Mcneil | Exercise M | 23.1K | $0 |
| May 19, 2026 | Gregory S. Nixon | Exercise M | 23.1K | $0 |
| May 19, 2026 | Gregory S. Nixon | Other D | 9.2K | $63.6K |
| May 19, 2026 | Gregory S. Nixon | Grant A | 23.1K | $0 |
| May 19, 2026 | Marian Walters | Exercise M | 7.7K | $0 |
| May 19, 2026 | Marian Walters | Exercise M | 23.1K | $0 |
| May 19, 2026 | Marian Walters | Exercise M | 23.1K | $0 |
| May 19, 2026 | Marian Walters | Sell S | 7.7K | $54.3K |
| May 19, 2026 | Marian Walters | Exercise M | 7.7K | $9.1K |
| May 19, 2026 | David Urban | Exercise M | 23.1K | $0 |
| May 19, 2026 | David Urban | Exercise M | 23.1K | $0 |
| May 19, 2026 | Claude Demby | Exercise M | 23.1K | $0 |
| May 19, 2026 | Claude Demby | Other D | 9.2K | $63.6K |
| May 19, 2026 | Claude Demby | Exercise M | 23.1K | $0 |
| May 19, 2026 | Alexander Dimitrief | Exercise M | 27.0K | $0 |
| May 19, 2026 | Alexander Dimitrief | Other D | 10.8K | $74.2K |
| May 19, 2026 | Alexander Dimitrief | Exercise M | 27.0K | $0 |
| May 19, 2026 | Jeffrey S Bornstein | Exercise M | 30.8K | $0 |
| May 19, 2026 | Jeffrey S Bornstein | Other D | 12.3K | $84.8K |
| May 19, 2026 | Jeffrey S Bornstein | Exercise M | 30.8K | $0 |
| Mar 31, 2026 | Alexander Dimitrief | Other F | 7.9K | $113.9K |
| Mar 9, 2026 | David Urban | Buy P | 16.2K | $100.1K |
| Mar 4, 2026 | Joe Mastrangelo KEY | Buy P | 23.9K | $157.3K |
| Mar 2, 2026 | Joe Mastrangelo KEY | Buy P | 60.0K | $345.0K |
| Mar 2, 2026 | Alexander Dimitrief | Buy P | 15.0K | $90.6K |
| Mar 2, 2026 | Alexander Dimitrief | Exercise M | 16.8K | — |
| Mar 2, 2026 | Alexander Dimitrief | Other F | 23.6K | $375.8K |
| Mar 2, 2026 | Alexander Dimitrief | Exercise M | 16.8K | — |
| Mar 2, 2026 | Alexander Dimitrief | Other F | 7.9K | $126.3K |
| Jan 26, 2026 | Nathan Kroeker KEY 10b5-1 | Sell S | 50.0K | $802.0K |
| Jan 23, 2026 | Michael W Silberman 10b5-1 | Sell S | 41.7K | $739.2K |
| Jan 23, 2026 | Nathan Kroeker KEY 10b5-1 | Exercise M | 100.0K | $0 |
| Jan 23, 2026 | Nathan Kroeker KEY 10b5-1 | Exercise M | 100.0K | $0 |
| Jan 22, 2026 | Michael W Silberman 10b5-1 | Exercise M | 83.3K | $0 |
| Jan 22, 2026 | Michael W Silberman 10b5-1 | Exercise M | 83.3K | $0 |
About EOSE insider trading
This page tracks insider transactions for Eos Energy Enterprises, Inc. (EOSE) reported to the U.S. Securities and Exchange Commission on Form 4. Corporate insiders — directors, executive officers and beneficial owners of more than 10% of the stock — must disclose their trades within two business days. Open-market purchases (code P) and sales (code S) made at the insider's discretion are the most-watched opportunistic signals, while awards (A), option exercises (M) and tax-withholding (F) reflect compensation rather than conviction. Trades marked 10b5-1 were made under a pre-arranged plan and are considered routine. A cluster buy — several insiders buying within a short window — is historically a stronger bullish indicator than any single trade.