Ownership history in AVENIR CORP · 48 quarters on record
This page tracks every 13F SEC filing in which AVENIR CORP reported a position in ENERGY RECOVERY INC (ERII). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | REDUCED | 969,580 | -56,236 | -5.5% | 1.42% | $13.1M | $13.49 |
| 2025 Q3 | REDUCED | 1,025,816 | -32,144 | -3.0% | 1.65% | $15.8M | $15.42 |
| 2025 Q2 | REDUCED | 1,057,960 | -8,694 | -0.8% | 1.39% | $13.5M | $12.78 |
| 2025 Q1 | REDUCED | 1,066,654 | -64,719 | -5.7% | 1.78% | $16.9M | $15.89 |
As of 2025 Q4 — sorted by position size