13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
ISSUER PROFILE · CIK 0001421517

Energy Recovery, Inc.ERII

3 13D/G filings 2 distinct filers 4 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
3
1 SCHEDULE 13G/A · 2 SC
Distinct filers
2
multi-activist cluster
Insiders (365d)
4
0 buys · 2 sales
Latest short DTC
3.33
as of 2026-08-31

13D/G Filings Timeline · 3 total

FiledFormFilerStakeSharesIntent
2026-07-22 SCHEDULE 13G/A Amundi view →
2021-09-24 SC Lorentzen Ole Peter view →
2020-05-19 SC Lorentzen Ole Peter view →

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-07-28 Clemente Rodney officer Sale 5,387 $8.56 $46K
2026-07-28 Yeung William officer Sale 2,048 $8.56 $18K
2026-07-27 Clemente Rodney officer F 2,320 $8.42 $20K
2026-07-27 Yeung William officer F 2,828 $8.42 $24K

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-08-31 3,365,267 3.33 -2.3%
2026-08-14 3,442,768 3.21 +24.1%
2026-07-31 2,774,253 3.56 +2.3%
2026-07-15 2,712,281 4.01 +5.8%
2026-06-30 2,564,861 1.78 +12.4%
2026-06-15 2,282,494 2.63 +10.3%
2026-05-29 2,069,656 2.54 +8.9%
2026-05-15 1,900,385 1.03 +9.9%
2026-04-30 1,729,774 1.71 -16.4%
2026-04-15 2,068,080 2.96 -2.5%
2026-03-31 2,122,090 2.39 +35.8%
2026-03-13 1,562,859 1.52 +8.2%

Alert me when any activist files on Energy Recovery, Inc.

Free. We email you when criteria match. One-click unsubscribe in every email.

Track every activist who touches this name.

Custom alerts · full feed · daily intelligence · API. From $49/mo.

See pricing →