ERock, Inc.
EROC- Exchange
- NYSE
- Industry
- Electrical Industrial Apparatus
- SEC CIK
- 0002110029
No open-market purchases or sales by ERock, Inc. insiders were filed in the last 90 days; 89 institutions reported holding it in 13F filings for Q2 2026, worth $497.6M in total; superinvestors Soros Fund Management and Third Point hold it.
Holders of 5% or more of EROC
Holders whose latest Schedule 13D or 13G filing reports 5% or more of ERock, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Energy Impact Partners LLC | 13D | 78.10%102.8M shares | New | Jun 18, 20261 filing | Jun 18, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
1 Schedule 13D or 13G filing on ERock, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Sep 4, 20266:46 PM ET | McAndrew Walter Thomas Jr.and 3 others | 13G/A | 31.90%22.6M shares | 0.00 ppfrom 31.90% | Jun 11, 2026 | SEC |
| Aug 14, 20266:16 PM ET | McAndrew Walter Thomas Jr.and 3 others | 13G | 31.90%22.6M shares | New | Jun 11, 2026 | SEC |
| Jun 18, 20264:33 PM ET | Energy Impact Partners LLCand 5 others | 13D | 78.10%102.8M shares | New | Jun 11, 2026 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell ERock, Inc. shares.
No Form 144 notices for ERock, Inc. are on file.