Alexander J. Buehler

CIK: 0001397838

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)1 (25.0%)

Position reduction

Option Exercises (M)1 (25.0%)

Derivative conversions

Awards (A)2 (50.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

ERII

Energy Recovery, Inc.

DirectorOfficer

LIQT

LIQTECH INTERNATIONAL INC

Director

Discretionary Trading P&L

Holdings

Transaction History (4 total)

ERII
Energy Recovery, Inc.
Jun 15, 2026
Exercise(M)
Direct
15.3K shares at avg. $8.60$132K
ERII
Energy Recovery, Inc.
Jun 15, 2026
Sale(S)
Direct
14.9K shares at avg. $8.71$130K
ERII
Energy Recovery, Inc.
Jun 5, 2025
Award(A)
Direct
12K shares-
LIQT
LIQTECH INTERNATIONAL INC
Jan 7, 2025
Award(A)
Direct
53K shares-

		Type	Shares	Price		Ownership
Jun 15, 2026	ERII Energy Recovery, Inc.	Exercise(M)	15,327	$8.60	$131,812	Direct
Jun 15, 2026	ERII Energy Recovery, Inc.	Sale(S)	14,900	$8.71	$129,779	Direct
Jun 5, 2025	ERII Energy Recovery, Inc.	Award(A)	12,038	-	-	Direct
Jan 7, 2025	LIQT LIQTECH INTERNATIONAL INC	Award(A)	53,030	-	$0	Direct

1-4 of 4 transactions

About BUEHLER ALEXANDER J

BUEHLER ALEXANDER J (SEC CIK 0001397838) files insider reports with the SEC as Interim President and CEO of Energy Recovery, Inc. (ERII) and Director of LIQTECH INTERNATIONAL INC (LIQT).

Signal8 holds 3 ownership filings by BUEHLER ALEXANDER J, all Form 4s, filed between Jan 13, 2025 and Jun 17, 2026. Those filings report 4 transactions, from Jan 7, 2025 to Jun 15, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on BUEHLER ALEXANDER J's filings is in SAN LEANDRO, CA.

Recent filings by BUEHLER ALEXANDER J

Jun 15, 2026: Option exercise of ERII shares (Form 4, code M).
Jun 15, 2026: Open-market sale of ERII shares (Form 4, code S).
Jun 5, 2025: Grant or award of ERII shares (Form 4, code A).
Jan 7, 2025: Grant or award of LIQT shares (Form 4, code A).

Other insiders filing for Energy Recovery, Inc. (ERII)

Mitchell John Joseph, Director
Clemente Rodney, SVP, Water
Yeung William, Chief Legal Officer
Ryan Aidan, Interim CFO
Sabol Colin R, Director
TONDREAU PAMELA L., Director

How to read Form 4 transaction codes