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Of the 9 tracked institutions holding ERII, 4 have a 3-year clone track record — 4 of them beat the S&P. Average holder's clone alpha: +5.9pt. It's a gauge of who owns the name, not just how many.
Among the 9 tracked institutional investors we monitor, ERII (ENERGY RECOVERY INC) is held with a combined value of $144.16M across 13,007,523 shares. The largest holder is BlackRock, Inc. with a position worth $61.34M. 8 funds increased their holdings. 1 fund reduced its position.
Total Institutional Value
$144.16M
Total Shares Held
13,007,523
Institutional Holders
9
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $61.34M | 0.00% | -3.9% |
| 2 | VANGUARD GROUP INC | $51.97M | 0.00% | +2.4% |
| 3 | STATE STREET CORP | $17.85M | 0.00% | +0.5% |
| 4 | CITADEL ADVISORS LLC | $4.53M | 0.00% | +7.4% |
| 5 | MILLENNIUM MANAGEMENT LLC | $3.25M | 0.00% | +65.7% |
| 6 | FMR LLC | $2.52M | 0.00% | +0.1% |
| 7 | RENAISSANCE TECHNOLOGIES LLC | $1.45M | 0.00% | +40.1% |
| 8 | PRICE T ROWE ASSOCIATES INC /MD/ | $668.00K | 0.00% | +23.4% |
| 9 | AQR CAPITAL MANAGEMENT LLC | $587.38K | 0.00% | +260.6% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of ERII with a position worth $61.34M, representing 0.00% of their portfolio. In total, 9 institutional investors hold ERII with a combined value of $144.16M.
Institutional investors hold $144.16M worth of ERII stock across 9 positions. The largest institutional holder is BlackRock, Inc. with $61.34M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For ERII, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their ERII positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$8.42
2026-07-24
YTD
-38.6%
5% of 52-week range
