SEC ownership of US ENERGY CORP

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000101594.

Holder evidence

46

Lead holder

John A. Weinzierl

13D/G signal

John A. Weinzierl

Latest evidence

29 Apr 2026

Top shareholders Insider holders Latest transactions
Issuer identity 3 facts
CIK
0000101594
Symbol
USEG on Nasdaq
Location
Houston, TX
Ownership snapshot 4 facts
SEC evidence mix
3/4/5, 13D/G, and 13F
Lead holder
John A. Weinzierl
Latest large-stake holder
John A. Weinzierl
Latest evidence date
29 Apr 2026

Ownership snapshot

Top shareholders of US ENERGY CORP (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Lead holder
John A. Weinzierl
13D/G signal
John A. Weinzierl
Evidence rows
46
Latest as of
29 Apr 2026
3/4/5 13D/G 13F Lead comparable stake: 19% 13D/G row: John A. Weinzierl Showing 1-8 of 46 holder rows.
Holder Evidence Ownership % Position 12M Net Δ As of
John A. Weinzierl
3/4/5 13D/G
Director, Member of 10% owner group, 10%+ Owner · Weinzierl John A
3/4/5 13D/G
19%
from 13D/G
$7,758,169
9,235,219 shares
mixed-class rows
 — 29 Apr 2026
Joshua L. Batchelor
13D/G 3/4/5
Batchelor Joshua Lane · Member of 10% owner group, 10%+ Owner
13D/G 3/4/5
18%
$6,948,636
6,204,139 shares
 $0 27 Jan 2025
Synergy Offshore LLC
13D/G
King Duane H
13D/G
12%
$4,005,469
3,576,312 shares
 $0 09 Jan 2025
Duane H. King
13D/G 3/4/5
King Duane H · Director, Member of 10% owner group
13D/G 3/4/5
7.2%
$3,011,984
2,548,641 shares
 $0 28 Oct 2025
John Alfred Weinzierl 2020 Trust u/a November 10, 2020
3/4/5
Member of 10% owner group, 10%+ Owner
3/4/5
17%
$7,758,169
8,775,219 shares
 — 29 Apr 2026
Katla Energy Holdings LLC
3/4/5
Member of 10% owner group, 10%+ Owner
3/4/5
17%
$7,758,169
8,775,219 shares
 — 29 Apr 2026
Empery Asset Management, LP
13F
Company
13F
3.7%
$1,695,566
1,917,844 shares
 — 31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC
13F
Company
13F
1.1%
$495,930
561,007 shares
 — 31 Mar 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to selling over the last 12 months. Net value: -$5,104,372.

Buys
$23,200
Insiders: 1
Sells
$5,127,572
Insiders: 2
Net
-$5,104,372
Shares: -2,964,516
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 23,500 Shares: 2,988,016
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 15,000 700,000 $13,050 $907,087 -$894,037
3-6 0 0 $0 $0 $0
6-9 4,000 538,410 $4,560 $675,575 -$671,015
9-12 4,500 1,749,606 $5,590 $3,544,910 -$3,539,320

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-15 of 15 reporting-owner rows connected to US ENERGY CORP. Open a relationship link for the CIK-to-CIK filing trail.

Rows
15
Lead holder
Katla Energy Holdings LLC
Net 12M change
-$5,104,372
Latest report
29 Apr 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Katla Energy Holdings LLC Member of 10% owner group, 10%+ Owner $7,758,169 Median 29 Apr 2026
John A. Weinzierl Director, Member of 10% owner group, 10%+ Owner $7,758,169 Median 29 Apr 2026
John Alfred Weinzierl 2020 Trust u/a November 10, 2020 Member of 10% owner group, 10%+ Owner $7,758,169 Median 29 Apr 2026
Marsh Wallis T. 10%+ Owner $2,812,404 Mixed 10 Oct 2022
WDM Family Partnership, LP 10%+ Owner $2,764,723 Mixed 19 Jul 2022
Duane H. King Director, Member of 10% owner group $2,383,325 Mixed 04 Mar 2026
Ryan Lewis Smith CEO, Director $973,329 +$23,200 +2.4% Filing P/S 31 Mar 2026
Joshua L. Batchelor Member of 10% owner group, 10%+ Owner $408,265 -$5,023,622 -92% Filing P/S 02 Mar 2026
Mark L. Zajac Cfo $280,368 Mixed 19 Mar 2026
Stephen Slack Director $211,002 Mixed 04 Mar 2026
James W. Denny III Director $211,002 Mixed 04 Mar 2026
Donald A. Kessel Chief Operating Officer $203,531 Mixed 27 Jan 2023
Randall D. Keys Director $195,852 -$103,950 -35% Mixed 04 Mar 2026
Javier F. Pico Former director $16,200 Mixed 05 Jan 2022
Lubbock Energy Partners LLC 10%+ Owner Mixed 19 Jul 2022

Recent insider transactions for US ENERGY CORP

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Reported value Reported price Shares Shares owned Date Ownership
Weinzierl John A USEG Common Stock Other 909,000 909,000 29 Apr 2026 By trust for which spouse serves as trustee.
Weinzierl John A USEG Common Stock Other 909,000 909,000 29 Apr 2026 By trust for which spouse serves as trustee.
John A. Weinzierl USEG Common Stock Other 909,000 909,000 29 Apr 2026 By trust for which spouse serves as trustee.
Weinzierl John A USEG Common Stock Other 29.1% 909,000 4,033,893 29 Apr 2026 By John Alfred Weinzierl 2020 Trust, u/t/a November 10, 2020
Weinzierl John A USEG Common Stock Other 29.1% 909,000 4,033,893 29 Apr 2026 By John Alfred Weinzierl 2020 Trust, u/t/a November 10, 2020
John A. Weinzierl USEG Common Stock Other 29.1% 909,000 4,033,893 29 Apr 2026 By John Alfred Weinzierl 2020 Trust, u/t/a November 10, 2020
Weinzierl John A USEG Common Stock Other -32.2% -1,818,000 3,832,326 29 Apr 2026 Direct
Weinzierl John A USEG Common Stock Other -32.2% -1,818,000 3,832,326 29 Apr 2026 Direct
John A. Weinzierl USEG Common Stock Other -32.2% -1,818,000 3,832,326 29 Apr 2026 Direct
Ryan L. Smith USEG Common Stock Purchase 1.36% $13,050 $0.8700 15,000 1,118,769 31 Mar 2026 Direct
Mark L. Zajac USEG Common Stock Tax liability -7.3% -21,853 277,593 19 Mar 2026 Direct
Ryan L. Smith USEG Common Stock Tax liability -1.71% -19,177 1,103,769 19 Mar 2026 Direct
Duane H. King USEG Non-Qualified Stock Option (right to buy) Award 230,000 230,000 04 Mar 2026 Direct
Mark L. Zajac USEG Stock Option (right to buy) Award 375,000 375,000 04 Mar 2026 Direct
John A. Weinzierl USEG Non-Qualified Stock Option (right to buy) Award 460,000 460,000 04 Mar 2026 Direct
Ryan L. Smith USEG Non-Qualified Stock Option (right to buy) Award 1,500,000 1,500,000 04 Mar 2026 Direct
Stephen Slack USEG Non-Qualified Stock Option (right to buy) Award 230,000 230,000 04 Mar 2026 Direct
Randall D. Keys USEG Non-Qualified Stock Option (right to buy) Award 230,000 230,000 04 Mar 2026 Direct
James W. Denny III USEG Non-Qualified Stock Option (right to buy) Award 230,000 230,000 04 Mar 2026 Direct
Joshua L. Batchelor USEG Common Stock Sale -77.2% $363,071 $1.37 -265,170 78,299 03 Mar 2026 Direct
Joshua L. Batchelor USEG Common Stock Sale -83.7% $544,016 $1.25 -434,830 84,663 02 Mar 2026 Direct
Mark L. Zajac USEG Common Stock Tax liability -6.4% -20,490 299,446 13 Feb 2026 Direct
Ryan L. Smith USEG Common Stock Tax liability -3.38% -39,259 1,122,946 13 Feb 2026 Direct
Ryan L. Smith USEG Common Stock Tax liability -1.76% -20,834 1,162,205 05 Jan 2026 Direct
John A. Weinzierl USEG Common Stock Other -100% -1,400,000 0 28 Oct 2025 By Synergy Offshore LLC
John A. Weinzierl USEG Common Stock Other 16.4% 796,761 5,650,326 28 Oct 2025 Direct
Duane H. King USEG Common Stock Other -100% -1,400,000 0 28 Oct 2025 By Synergy Offshore LLC
Duane H. King USEG Common Stock Other 16.4% 332,329 2,359,728 28 Oct 2025 Direct
Joshua L. Batchelor USEG Common Stock Sale -63.8% $209,364 $1.25 -167,438 95,063 27 Oct 2025 Direct
Joshua L. Batchelor USEG Common Stock Sale -63.9% $222,010 $1.25 -177,070 100,087 24 Oct 2025 Direct
Joshua L. Batchelor USEG Common Stock Sale -64.8% $244,200 $1.26 -193,902 105,400 23 Oct 2025 Direct
Ryan L. Smith USEG Common Stock Purchase 0.34% $4,560 $1.14 4,000 1,183,039 12 Sep 2025 Direct
Ryan L. Smith USEG Common Stock Purchase 0.17% $2,340 $1.17 2,000 1,179,039 13 Aug 2025 Direct
Joshua L. Batchelor USEG Common Stock Sale -90.8% $2,200,638 $2.02 -1,091,478 110,055 23 Jun 2025 Direct
Joshua L. Batchelor USEG Common Stock Sale -30.2% $104,072 $1.80 -57,966 134,202 20 Jun 2025 Direct
Joshua L. Batchelor USEG Common Stock Sale -80.4% $1,136,250 $2.05 -555,162 135,586 18 Jun 2025 Direct
Randall D. Keys USEG Common Stock Sale -18.8% $103,950 $2.31 -45,000 193,913 17 Jun 2025 Direct
Ryan L. Smith USEG Common Stock Purchase 0.21% $3,250 $1.30 2,500 1,177,039 03 Jun 2025 Direct
Mark L. Zajac USEG Common Stock Tax liability -5.39% -18,211 319,936 01 Jun 2025 Direct
* indicates a reported price that failed the local validity check.
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