Position in ERII
as of Mar 31, 2026
· filed Apr 30, 2026
Position Value
$1,543,348
+$45,230 QoQ
Shares Held
153,262
+38.0% QoQ
Ownership
0.297%
of shares outstanding
% of Portfolio
0.18%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority
Sole 12.886429773851313.ToString("F0")%
Shared 0.ToString("F0")%
None 87.11357022614868.ToString("F0")%
Common Shares in ERII Over Time
Shares Held
Position Value (USD)
Position in Pollution & Treatment Controls
Industrials · as of Mar 31, 2026ISTHMUS PARTNERS, LLC holds $13,089,496 across 2 Pollution & Treatment Controls names. ERII ranks #2 (11.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VLTO |
Veralto Corp
|
130,583 | $11,546,148 | |
| 2 | ERII |
Energy Recovery, Inc.
This page
|
153,262 | $1,543,348 |
All Filings in ERII
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2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,543,348 | 153,262 | Shares | Sole | 2026-04-30 | |
| 2025-12-31 | $1,498,118 | 111,054 | Shares | Sole | 2026-02-05 | |
| No filing history on record for this holder in this stock. | ||||||