ERock
EROC · NYSE
$8.65−$0.24 (−2.70%)TodayMarket closed ·
Prev close $8.89
Who owns EROC
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 18.0% of EROC’s shares.
- Energy Impact Partners LLC8.9%
- Carrington (John Eugene)1.5%
- Froutan (Paul)1.4%
- T. Rowe Price Associates, Inc.1.0%
- Next 6 largest institutions5.2%
- All other shareholders82.0%
| Holder | Shares | % of shares |
|---|---|---|
| Energy Impact Partners LLC | 19.46M | 8.87% |
| Carrington (John Eugene) | 3.29M | 1.50% |
| Froutan (Paul) | 3.13M | 1.42% |
| T. Rowe Price Associates, Inc. | 2.27M | 1.03% |
| Balyasny Asset Management LP | 2.10M | 0.96% |
| Cinctive Capital Management LP | 1.95M | 0.89% |
| Encompass Capital Advisors, LLC | 1.90M | 0.87% |
| Zimmer Partners, LP | 1.89M | 0.86% |
| MFS Investment Management | 1.78M | 0.81% |
| Columbia Threadneedle Investments (US) | 1.71M | 0.78% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Columbia Small Cap Growth Fund | 1.57M | 0.72% |
| Vanguard Total Stock Market Index Fund | 919.59K | 0.42% |
| Franklin Small Cap Growth Fund | 824.84K | 0.38% |
| AB Small Cap Growth Portfolio | 819.21K | 0.37% |
| MFS New Discovery Fund | 668.98K | 0.30% |
Insider trades
Form 4 filings by officers, directors and large holders
Insiders made no open-market buys or sales of EROC in the last 6 months.
| Insider | Type | Shares | Value |
|---|---|---|---|
| McAndrew Walter Thomas Jr. | Sale | 93.02K | — |
| McAndrew Walter Thomas Jr. | Sale | 372.09K | — |
| McAndrew Walter Thomas Jr. | Other | 93.02K | — |
| McAndrew Walter Thomas Jr. | Other | 372.09K | — |
| McAndrew Walter Thomas Jr. | Other | 50.55K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 12.00M
- Days to cover
- 4.34
- % of shares outstanding
- 5.47%
- Average daily volume
- 2.76M
- Change since last report
- +29.7%
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