Eos Energy Enterprises, Inc.
EOSE- Exchange
- Nasdaq
- Industry
- Miscellaneous Electrical Machinery, Equipment & Supplies
- SEC CIK
- 0001805077
In the last 90 days, Eos Energy Enterprises, Inc. insiders filed 1 open-market purchase and 11 sales; 349 institutions reported holding it in 13F filings for Q2 2026, worth $1.34B in total; no superinvestor holds it.
Other share classesEOSEW
Key figures
- Insider buysLast 90 days, $58.7K in total
- 1
- Insider sellsLast 90 days, $3.12M in total
- 11
- 13F holdersQ2 2026, +33 vs. previous quarter
- 349
- 13F valueReported value at the end of Q2 2026
- $1.34B
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding EOSE, Q2 2026
No superinvestor reported holding EOSE at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Eos Energy Enterprises, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 16, 2026 (view filing)4:28 PM ET | Sep 16 | Same day | Puri SumeetChief Accounting Officer | SSale | −43.8K | $3.92 | −$171.5K | −13.5%280.2K after | 10b5-1 |
| Sep 16, 2026 (view filing)4:27 PM ET | Sep 16 | Same day | Mastrangelo JoeChief Executive Officer | SSale | −250.0K | $3.92 | −$980.0K | −9.8%2.31M after | 10b5-1 |
| Sep 15, 2026 (view filing)8:56 AM ET | Sep 11-14 | 4 days | Song HaiyanDirector | PPurchase | +15.0K | $3.91 | +$58.7K | New position15.0K after | 2 lots |
| Sep 9, 2026 (view filing)6:05 PM ET | Sep 9 | Same day | Puri SumeetChief Accounting Officer | SSale | −34.2K | $4.13 | −$141.1K | −12.6%236.4K after | 10b5-1 |
| Jul 28, 2026 (view filing)5:03 PM ET | Jul 28 | Same day | Puri SumeetChief Accounting Officer | SSale | −29.2K | $3.36 | −$98.0K | −12.6%202.3K after | 10b5-1 |
| Jul 28, 2026 (view filing)5:02 PM ET | Jul 28 | Same day | Kroeker NathanChief Commercial Officer | SSale | −110.4K | $3.36 | −$371.0K | −11.1%887.5K after | 10b5-1 |
| Jul 28, 2026 (view filing)5:02 PM ET | Jul 27 | 1 day | Mastrangelo JoeChief Executive Officer | SSale | −159.2K | $3.61 | −$574.5K | −7.6%1.95M after | |
| Jul 7, 2026 (view filing)5:20 PM ET | Jul 7 | Same day | Kroeker NathanCCO and Interim CFO | SSale | −79.3K | $4.68 | −$371.2K | −9.3%777.1K after | 10b5-1 |
| Jun 30, 2026 (view filing) | Jun 30 | Same day | Puri SumeetChief Accounting Officer | SSale | −8.82K | $5.86 | −$51.7K | −4.8%173.1K after | 10b5-1 |
| Jun 30, 2026 (view filing) | Jun 30 | Same day | Buczkowski MichelleChief Administration Officer | SSale | −11.5K | $5.87 | −$67.3K | −16.2%59.2K after | 10b5-1 |
Top 10 13F holders, Q2 2026
The largest institutional positions in Eos Energy Enterprises, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 27,130,305 | $159.5M | 0.00% | +3,046,526+12.6% | Added |
| Vanguard Capital Management LLC | 15,021,392 | $88.3M | 0.00% | +185,955+1.3% | Added |
| Hudson Bay Capital Management LP | 13,683,634 | $80.5M | 0.38% | +13,683,634 | New |
| Driehaus Capital Management LLC | 13,556,010 | $79.7M | 0.46% | −1,313,160−8.8% | Reduced |
| Two Sigma Investments, LP | 12,783,883 | $75.2M | 0.06% | −1,290,118−9.2% | Reduced |
| State Street Corp | 10,154,935 | $59.7M | 0.00% | +2,137,005+26.7% | Added |
| Susquehanna International Group, LLP | 9,683,190 | $56.9M | 0.05% | +3,332,709+52.5% | Added |
| Geode Capital Management, LLC | 8,894,922 | $52.3M | 0.00% | +1,082,028+13.8% | Added |
| Electron Capital Partners, LLC | 6,681,859 | $39.3M | 1.57% | +1,302,198+24.2% | Added |
| Morgan Stanley | 5,313,829 | $31.2M | 0.00% | +2,353,045+79.5% | Added |