2m 2m 2m 2m 2m 2m 2m
Eos Energy-A (EOSE)
NASDAQ
$3.77+$0.39 (+11.54%)
Price as of Aug 03, 2026 7:59 PM EDT- $1.2BMarket Cap
- -38.66%1-Year Change
- Electrical Equipment & PartsIndustry
Eos Energy-A (EOSE)
$3.77+$0.39 (+11.54%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
BLACKROCK, INC. | 8.32% | 24.1M | +657,163 (+2.73%) | Mar 31, 2026 |
VANGUARD GROUP INC | 6.43% | 18.6M | +3.1M (+16.54%) | Dec 31, 2025 |
DRIEHAUS CAPITAL MANAGEMENT LLC | 5.13% | 14.9M | +598,876 (+4.03%) | Mar 31, 2026 |
TWO SIGMA INVESTMENTS, LP | 4.86% | 14.1M | +8.7M (+61.99%) | Mar 31, 2026 |
SUSQUEHANNA INTERNATIONAL GROUP, LLP | 2.96% | 8.6M | -700,800 (-8.17%) | Mar 31, 2026 |
CITADEL ADVISORS LLC | 2.89% | 8.4M | -1.0M (-12.14%) | Mar 31, 2026 |
STATE STREET CORP | 2.77% | 8.0M | +328,089 (+4.09%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 5.00% | 14.5M | +1.1M (+7.87%) | Mar 31, 2026 |
Virtus Investment Trust | 2.52% | 7.3M | 0 (0.00%) | Mar 31, 2026 |
COLUMBIA FUNDS SERIES TRUST | 1.28% | 3.7M | 0 (0.00%) | Apr 30, 2026 |
ELLSWORTH GROWTH & INCOME FUND LTD | 1.04% | 3.0M | 0 (0.00%) | Mar 31, 2026 |
BANCROFT FUND LTD | 1.04% | 3.0M | 0 (0.00%) | Mar 31, 2026 |
FIDELITY CONCORD STREET TRUST | 1.03% | 3.0M | +312,431 (+10.44%) | May 31, 2026 |
Virtus Artificial Intelligence & Technology Opportunities Fund | 0.98% | 2.8M | 0 (0.00%) | Apr 30, 2026 |
Current Ownership Distribution
- Institutions1.5B (77.86%)
- Mutual Funds419.6M (21.68%)
- Insiders8.8M (0.46%)
- Other0 (0.00%)
Insider Transactions
- 0.46% (8.8M)Current InsiderOwnership (%, shares)
- 3Number of InsiderBuying (last 12 months)
- $19.3MAmount of InsiderBuying (last 12 months)
- 5Number of InsiderSelling (last 12 months)
- $17.8MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Puri Sumeet Chief Accounting Officer | Sell | Jul 28, 2026 | $98,001.12 | 29,167 | $3.36 | 202,279 |
Puri Sumeet Chief Accounting Officer | Exempt | Jul 25, 2026 | $0.00 | 58,334 | $0.00 | 58,333 |
Puri Sumeet Chief Accounting Officer | Exempt | Jul 25, 2026 | $0.00 | 58,334 | $0.00 | 231,446 |
DIMITRIEF ALEXANDER | Award | Jul 23, 2026 | $0.00 | 5,942 | $0.00 | 5,942 |
Martin Marie Batz Chief Legal Officer | Award | Jul 13, 2026 | $0.00 | 216,731 | $0.00 | 216,731 |
Buczkowski Michelle Chief Administration Officer | Sell | Jun 30, 2026 | $67,323.03 | 11,469 | $5.87 | 59,242 |
Mastrangelo Joe Chief Executive Officer | In Kind | Jun 30, 2026 | $369,681.27 | 60,703 | $6.09 | 1.6M |
Buczkowski Michelle Chief Administration Officer | Exempt | Jun 26, 2026 | $0.00 | 22,938 | $0.00 | 45,876 |
Mastrangelo Joe Chief Executive Officer | Exempt | Jun 26, 2026 | $0.00 | 130,570 | $0.00 | 261,140 |
Buczkowski Michelle Chief Administration Officer | Exempt | Jun 26, 2026 | $0.00 | 22,938 | $0.00 | 70,711 |
Mastrangelo Joe Chief Executive Officer | Exempt | Jun 26, 2026 | $0.00 | 130,570 | $0.00 | 1.7M |
Mastrangelo Joe Chief Executive Officer | Exempt | Jun 12, 2026 | $0.00 | 200,000 | $0.00 | 0 |
Mastrangelo Joe Chief Executive Officer | Exempt | Jun 12, 2026 | $268,000.00 | 200,000 | $1.34 | 1.7M |
Mastrangelo Joe Chief Executive Officer | In Kind | Jun 12, 2026 | $706,874.76 | 116,646 | $6.06 | 1.6M |
Urban David | Buy | Mar 09, 2026 | $100,100.00 | 16,250 | $6.16 | 62,471 |
Mastrangelo Joe Chief Executive Officer | Buy | Mar 04, 2026 | $157,262.00 | 23,900 | $6.58 | 1.5M |
DIMITRIEF ALEXANDER | Buy | Mar 02, 2026 | $90,600.00 | 15,000 | $6.04 | 235,221 |
Mastrangelo Joe Chief Executive Officer | Buy | Mar 02, 2026 | $345,000.00 | 60,000 | $5.75 | 1.5M |
Kroeker Nathan CCO and Interim CFO | Sell | Jan 26, 2026 | $802,000.00 | 50,000 | $16.04 | 662,512 |
Silberman Michael W Chief Legal Officer | Sell | Jan 23, 2026 | $739,172.58 | 41,667 | $17.74 | 283,279 |
Kroeker Nathan CCO and Interim CFO | Exempt | Jan 23, 2026 | $0.00 | 100,000 | $0.00 | 0 |
Kroeker Nathan CCO and Interim CFO | Exempt | Jan 23, 2026 | $0.00 | 100,000 | $0.00 | 712,512 |
Silberman Michael W Chief Legal Officer | Exempt | Jan 22, 2026 | $0.00 | 83,334 | $0.00 | 83,333 |
Silberman Michael W Chief Legal Officer | Exempt | Jan 22, 2026 | $0.00 | 83,334 | $0.00 | 324,946 |
Nigro Joseph | Award | Dec 22, 2025 | $0.00 | 3,565 | $0.00 | 3,565 |
Walters Marian | Award | Dec 22, 2025 | $0.00 | 1,782 | $0.00 | 1,782 |
Puri Sumeet Chief Accounting Officer | Sell | Sep 08, 2025 | $143,096.98 | 20,501 | $6.98 | 184,290 |
Puri Sumeet Chief Accounting Officer | Sell | Sep 08, 2025 | $145,000.00 | 20,000 | $7.25 | 164,290 |
Puri Sumeet Chief Accounting Officer | Exempt | Sep 05, 2025 | $0.00 | 68,334 | $0.00 | 68,333 |
Puri Sumeet Chief Accounting Officer | Exempt | Sep 05, 2025 | $0.00 | 68,334 | $0.00 | 204,791 |