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144 ·Filed Jun 15, 2026

ERII

Energy Recovery, Inc.
NEUTRAL
Impact 2/10
Horizonimmediate Processed4mo ago SEC0001959173-26-004678
Form 144 — notice of proposed sale of securities
Actionable Insight • Neutral

This is a routine insider sale tied to option exercise, not a signal of deteriorating fundamentals. Monitor subsequent Form 4 filings to confirm execution; no immediate trading action warranted.

DirectionNeutral
Confidencemedium
Horizonimmediate
Final — all horizons settled through T+60d
ERII ▼ -15.27% at T+60d
NEUTRAL call -15.27% · α vs SPY -16.27% · entry $8.58 → $7.27
Entry = T+0 close
Jun 15, 2026
via day close
T+1d
+4.78%
call +4.78% · α +6.03%
$8.99
settled 4mo ago
T+5d
+3.26%
call +3.26% · α +5.50%
$8.86
settled 4mo ago
T+20d
+0.93%
call +0.93% · α +0.73%
$8.66
settled 4mo ago
T+60d
-15.27%
call -15.27% · α -16.27%
$7.27
settled 7w ago

Price Chart

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Executive Summary

Director and Officer Alexander J. Buehler filed a Form 144 notice of intent to sell 14,900 shares of Energy Recovery common stock, valued at approximately $131,556, in connection with a stock option exercise. The sale is routine and represents a small fraction of the company's $429M market cap.

Key Facts

  • Insider Alexander J. Buehler (Officer/Director) filed Form 144 on June 15, 2026
  • Proposed sale of 14,900 shares of common stock
  • Estimated market value of $131,555.62 based on filing date
  • Sale is related to a stock option exercise (issuer transaction)
  • Broker: Fidelity Brokerage Services LLC

Financial Impact

Insider sale of $131,556, representing ~0.03% of market cap

dilution

Risk Factors

  • Insider could sell additional shares in the future without further notice
  • Stock has underperformed historically, but this filing alone does not indicate new negative information

Market Snapshot

Exchange
Nasdaq
Sector
Special Industry Machinery, NEC
Analyst Consensus
60% bullish (10 analysts)

Investment Themes

Industrials & Manufacturing

Documents Analyzed

This report is based on 3 SEC documents filed with EDGAR.

DocumentAccession Number
144 Filing (Primary)0001959173-26-004678
Document: 0001959173-26-004678-index.html0001959173-26-004678
Document: 0001959173-26-004678.txt0001959173-26-004678
4 reports for ERII
Performance horizon
Filters
Rows
Reports for ERII — sortable, filterable
TypeNow
Oct 26, 2026
1d ago
SC 13G/A
NEUTRAL ★ 3/10
$6.79awaiting T+20—$6.79 (−0.00%)
Jun 15, 2026
19w ago
144
NEUTRAL ★ 2/10
$8.58 $8.66▲ +0.93%▲ +0.73%$6.79 (−20.86%)
Mar 4, 2026
34w ago
Insider Cluster
NEUTRAL ★ 4/10
$10.72 $10.22▼ −4.66%▼ −0.25%$6.79 (−36.66%)
Feb 25, 2026
34w ago
8-K
MIXED ★ 6/10
$10.43 $9.94▼ −4.70%▲ +1.72%$6.79 (−34.90%)
Showing 4 of 4

US Market Status

Market Closed — Opens Thu (12h 54m)

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Report published Jun 15, 2026