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person · Reporting owner

Herlin Robert S

Disclosed activity across 2 companies

Tapewire entity
72114
SEC CIK
0001293397

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
EVOLUTION PETROLEUM CORPEPM · Entity 1684DirectorDecember 04, 2025December 08, 2025
Enservco CorpENSV · Entity 89606DirectorJune 20, 2024June 24, 2024

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

EVOLUTION PETROLEUM CORP

Report date December 04, 2025 · Filed December 08, 2025

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect1,836,715 Reported balance After 2025-12-04 transaction · row 1
1 source row

Row 1 · 2025-12-04 · Grant · Acquired 24,214 · Balance 1,836,715

F1: Award of Restricted Stock pursuant to Company's Amended and Restated 2016 Equity Incentive Plan, subject to vesting.

Filing footnotes · ownership attribution and instrument terms

F1: Award of Restricted Stock pursuant to Company's Amended and Restated 2016 Equity Incentive Plan, subject to vesting.

Enservco Corp

Report date June 20, 2024 · Filed June 24, 2024

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect445,637 Reported balance After 2024-06-20 transaction · row 1
1 source row

Row 1 · 2024-06-20 · Grant · Acquired 225,225 · Balance 445,637

F1: The shares were issued in lieu of cash as compensation for the Reporting Person's service on the Board of Directors of the Company from April 1, 2023 to March 31, 2024.

Filing footnotes · ownership attribution and instrument terms

F1: The shares were issued in lieu of cash as compensation for the Reporting Person's service on the Board of Directors of the Company from April 1, 2023 to March 31, 2024.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
December 04, 2025 Filed Dec 8, 2025 21:15 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 GrantCommon Stock 24,214 $0.00 $0.00
Disclosure

SEC source: 0001293397-25-000004 · form4-12082025_041209.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,836,715

F1 · shares: Award of Restricted Stock pursuant to Company's Amended and Restated 2016 Equity Incentive Plan, subject to vesting.

Read SEC document
December 05, 2024 Filed Dec 9, 2024 21:15 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 GrantCommon Stock 17,483 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-028632 · form4-12092024_041201.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,812,501

F1 · shares: Award of Restricted Stock pursuant to Company's 2016 Equity Incentive Plan, subject to vesting.

Read SEC document
June 20, 2024 Filed Jun 24, 2024 22:50 UTC Enservco Corp ENSV · Entity 89606 GrantCommon Stock 225,225 $0.00 $0.00
Disclosure

SEC source: 0001437749-24-021121 · rdgdoc.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 445,637

F1 · shares: The shares were issued in lieu of cash as compensation for the Reporting Person's service on the Board of Directors of the Company from April 1, 2023 to March 31, 2024.

Read SEC document
April 04, 2024 Filed Apr 8, 2024 21:07 UTC Enservco Corp ENSV · Entity 89606 GrantCommon Stock 119,048 $0.00 $0.00
Disclosure

SEC source: 0001437749-24-011418 · rdgdoc.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 220,412

F1 · shares: Grant of Restricted Stock for services in 2024. Shares shall vest on the earlier of (i) Issuer's next Annual Shareholders Meeting or (ii) the one-year anniversary of the issuance effective date, provided the Reporting Person is still a director on such vesting date.

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December 07, 2023 Filed Dec 11, 2023 21:15 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 GrantCommon Stock 16,807 $0.00 $0.00
Disclosure

SEC source: 0001415889-23-016180 · form4-12112023_041209.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,795,018

F1 · shares: Award of Restricted Stock pursuant to Company's 2016 Equity Incentive Plan, subject to vesting.

Read SEC document
April 07, 2023 Filed Apr 11, 2023 21:01 UTC Enservco Corp ENSV · Entity 89606 GrantCommon Stock 18,405 $0.00 $0.00
Disclosure

SEC source: 0001437749-23-010019 · rdgdoc.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 101,364

F1 · shares: Grant of Restricted Stock for services in 2023. Shares are registered under Issuer's 2016 Equity Incentive Plan and will vest, provided the Reporting Person is still a director on such vesting date, on the earlier of (i) Issuer's next Annual Shareholders Meeting; (ii) 12 months after the date of grant reported in this Form 4; or (iii) Reporting Person's resignation following any Change in Control of the Issuer.

Read SEC document
December 08, 2022 Filed Dec 12, 2022 21:16 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 GrantCommon Stock 14,859 $0.00 $0.00
Disclosure

SEC source: 0001415889-22-012392 · form4-12122022_041236.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,778,211

F1 · shares: Award of Restricted Stock pursuant to Company's 2016 Equity Incentive Plan, subject to vesting.

Read SEC document
March 07, 2022 Filed Mar 8, 2022 17:31 UTC Enservco Corp ENSV · Entity 89606 GrantCommon Stock 35,170 $0.00 $0.00
Disclosure

SEC source: 0001437749-22-005500 · rdgdoc.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 82,959

F1 · shares: Grant of Restricted Stock for services in 2022. Restrictions lapse on the earlier of: (i) one (1) year of service; (ii) the next Annual Shareholders Meeting; or (iii) due to resignation of the Board Member following a Change in Control.

F2 · shares: Although such restricted shares were issued on 3/7/22, the shares were required to be issued on 1/1/22 based upon the Company's Board compensation policy (as indicated in the Company's Proxy Statement related to the 2021 Annual Meeting of Stockholders). Therefore, the shares were valued utilizing the closing sales price of $0.83 on 12/31/21, pursuant to such policy, in order to achieve an award with a total valuation of $30,000 based on such price.

Read SEC document
December 09, 2021 Filed Dec 10, 2021 21:15 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 GrantCommon Stock 11,386 $5.27 $60,004.22
Disclosure

SEC source: 0001006655-21-000060 · wf-form4_163917091219345.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,763,352

F1 · shares: Award of Restricted Stock pursuant to Company's 2016 Equity Incentive Plan, subject to vesting.

Read SEC document
January 04, 2021 Filed Jan 26, 2021 16:11 UTC Enservco Corp ENSV · Entity 89606 GrantCommon Stock 16,043 $0.00 $0.00
Disclosure

SEC source: 0001437749-21-001242 · rdgdoc.xml · nonDerivative · entry 2

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,789

F3 · shares: Grant of Restricted Stock for services in 2021, restrictions lapse on 1/1/22.

F2 · balance_after: Share ownership totals have been adjusted to reflect a 1 for 15 reverse stock split effected by the issuer on November 20, 2020.

Read SEC document
January 04, 2021 Filed Jan 26, 2021 16:11 UTC Enservco Corp ENSV · Entity 89606 GrantCommon Stock 29,412 $0.00 $0.00
Disclosure

SEC source: 0001437749-21-001242 · rdgdoc.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,746

F1 · shares: Board member compensation granted for services in 2020.

F2 · balance_after: Share ownership totals have been adjusted to reflect a 1 for 15 reverse stock split effected by the issuer on November 20, 2020.

Read SEC document
December 09, 2020 Filed Dec 10, 2020 22:38 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 GrantCommon Stock 19,868 $3.02 $60,001.36
Disclosure

SEC source: 0001006655-20-000048 · wf-form4_160763986811688.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,751,966

F1 · shares: Award of Restricted Stock pursuant to Company's 2016 Equity Incentive Plan, subject to vesting.

Read SEC document
December 10, 2019 Filed Dec 11, 2019 22:21 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 GrantCommon Stock 11,279 $5.32 $60,004.28
Disclosure

SEC source: 0001006655-19-000052 · wf-form4_157610286004281.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,732,098

F1 · shares: Award of Restricted Stock pursuant to Company's 2016 Equity Incentive Plan, subject to vesting.

Read SEC document
December 06, 2018 Filed Dec 7, 2018 22:42 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 GrantCommon Stock 7,043 $8.52 $60,006.36
Disclosure

SEC source: 0001006655-18-000066 · wf-form4_154422252982507.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,720,819

F1 · shares: Award of Restricted Stock pursuant to Company's 2016 Equity Incentive Plan, subject to vesting.

Read SEC document
December 07, 2017 Filed Dec 11, 2017 21:53 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 GrantCommon Stock 8,824 $6.80 $60,003.20
Disclosure

SEC source: 0001006655-17-000075 · wf-form4_151302919408853.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,713,776

F1 · shares: Award of Restricted Stock pursuant to Company's 2016 Equity Incentive Plan, subject to vesting.

Read SEC document
November 06, 2017 Filed Nov 8, 2017 22:17 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 Exercise / conversionContingent Performance Stock Grant · Derivative 8,621 $7.20 Strike: $0.00 $62,071.20
Disclosure

SEC source: 0001006655-17-000048 · wf-form4_151017941551596.xml · derivative · entry 2

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 8,621 shares

Expires 2019-12-04

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: Contingent Restricted Stock award granted on December 4, 2015 that vested upon attainment of a specific performance goal.

Read SEC document
November 06, 2017 Filed Nov 8, 2017 22:17 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 Exercise / conversionCommon Stock 8,621 $7.20 $62,071.20
Disclosure

SEC source: 0001006655-17-000048 · wf-form4_151017941551596.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,704,952

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Contingent Restricted Stock award granted on December 4, 2015 that vested upon attainment of a specific performance goal.

Read SEC document
August 10, 2017 Filed Aug 10, 2017 20:52 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 Exercise / conversionContingent Performance Stock Grant · Derivative 6,269 $8.05 Strike: $0.00 $50,465.45
Disclosure

SEC source: 0001006655-17-000022 · wf-form4_150239834901994.xml · derivative · entry 2

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,269 shares

Expires 2018-08-28

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: Contingent Restricted Stock award granted on August 28, 2014 that vested upon attainment of a specific performance goal.

Read SEC document
August 10, 2017 Filed Aug 10, 2017 20:52 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 Exercise / conversionCommon Stock 6,269 $8.05 $50,465.45
Disclosure

SEC source: 0001006655-17-000022 · wf-form4_150239834901994.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,696,331

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Contingent Restricted Stock award granted on August 28, 2014 that vested upon attainment of a specific performance goal.

Read SEC document
December 08, 2016 Filed Dec 12, 2016 21:17 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 GrantCommon Stock 6,418 $9.35 $60,008.30
Disclosure

SEC source: 0001006655-16-000168 · wf-form4_148157742612870.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,690,062

F1 · shares: Award of Restricted Stock pursuant to Company's 2004 Amended and Restated Stock Plan, as amended, subject to vesting.

Read SEC document
November 14, 2016 Filed Nov 15, 2016 23:49 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 OtherSERIES A PREFERRED STOCK 650 $25.00 $16,250.00
Disclosure

SEC source: 0001006655-16-000149 · wf-form4_147925374040212.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: All of the outstanding Series A Preferred Stock was called for redemption by the issuer pursuant to terms thereof.

F2 · price: The redemption price was $25.00 per share, plus accrued and unpaid dividends thereon in the amount of $0.082639 per share, for a total per-share redemption price of $25.082639.

Read SEC document
September 01, 2016 Filed Sep 6, 2016 21:48 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 Exercise / conversionContingent Performance Stock Grant · Derivative 8,621 $5.67 Strike: $0.00 $48,881.07
Disclosure

SEC source: 0001006655-16-000124 · wf-form4_147319848109829.xml · derivative · entry 3

Herlin Robert S · CIK 0001293397 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,621

Underlying: Common Stock · 8,621 shares

Expires 2019-12-04

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: Contingent Restricted Stock award granted on December 4, 2015 that vested upon attainment of a specific performance goal.

Read SEC document
September 01, 2016 Filed Sep 6, 2016 21:48 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 Tax withholdingCommon Stock 16,358 $5.67 $92,749.86
Disclosure

SEC source: 0001006655-16-000124 · wf-form4_147319848109829.xml · nonDerivative · entry 2

Herlin Robert S · CIK 0001293397 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,683,644

F2 · shares: Shares surrendered to the Company to pay income tax withholding obligations.

Read SEC document
September 01, 2016 Filed Sep 6, 2016 21:48 UTC EVOLUTION PETROLEUM CORP EPM · Entity 1684 Exercise / conversionCommon Stock 8,621 $5.67 $48,881.07
Disclosure

SEC source: 0001006655-16-000124 · wf-form4_147319848109829.xml · nonDerivative · entry 1

Herlin Robert S · CIK 0001293397 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,700,002

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Contingent Restricted Stock award granted on December 4, 2015 that vested upon attainment of a specific performance goal.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.