WHK on NYSE

WhiteHawk Minerals Corp.

American crude petroleum and natural gas company based in Philadelphia. Summary from the record

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Last updated Oct 19, 2026.

Overview

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TickerWHK on NYSE¹
IndustryCrude Petroleum & Natural Gas¹
HeadquartersPhiladelphia, Pennsylvania¹
Incorporated inDE²
Business address2400 Market Street, Offsite Suite 230, Philadelphia, Pa 19103²
Filer category, Emerging growth company²
Legal formCorporation

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Leadership

Who has led WhiteHawk Minerals Corp., and when. Pick a name to see everywhere that person has worked.

Chief executive officerDaniel C. Herz Jun 9, 2026 to now³
ChairDaniel C. Herz Jun 9, 2026 to now³
PresidentDaniel C. Herz Jun 9, 2026 to now³
Chief financial officerJeffrey M. Slotterback Jun 9, 2026 to now⁴
Chief operating officerMichael J. Downs Jun 9, 2026 to now⁵

Board members and other officers (6)

OfficerMatthew Ian Heinlein Jun 9, 2026 to now⁶
Board memberAlan S. Bigman Jun 9, 2026 to now⁷
Board memberAndrew Ceitlin Jun 9, 2026 to now⁸
Board memberJeffrey M. Slotterback Jun 9, 2026 to now⁴
Board memberPeggy L. Gold Jun 9, 2026 to now⁹
Board memberRobert W. Karlovich Iii. Jun 9, 2026 to now¹⁰

Named in SEC Form D filings

People the company listed in its private-offering notices.

Executive Officer, DirectorJeff Smith named Jul 9, 2025¹¹

Former names

WhiteHawk Income CorpApr 22, 2022 to Jun 9, 2026²

Timeline

Jun 9, 2026New chief executive Daniel C. Herz becomes CEO³

Filings

78 filings to the SEC since October 2021: 1 quarterly reports, 5 major events, 25 insider forms, 5 large holders, 12 private raises, 30 other. The latest 20:

Oct 6, 2026EFFECT EDGAR
Oct 6, 2026424B3 EDGAR
Oct 6, 20268-K EDGAR
Oct 5, 2026D EDGAR
Oct 5, 2026D EDGAR
Oct 1, 2026S-1 EDGAR
Sep 25, 20268-K/A EDGAR
Sep 18, 20268-K EDGAR
Sep 16, 2026DRS EDGAR
Aug 14, 2026SCHEDULE 13G EDGAR
Aug 14, 2026SCHEDULE 13G EDGAR
Aug 13, 202610-Q EDGAR
Aug 12, 20268-K EDGAR
Aug 6, 20264 EDGAR
Aug 6, 20264 EDGAR
Jul 23, 2026SCHEDULE 13G EDGAR
Jul 13, 20263/A EDGAR
Jul 13, 20263/A EDGAR
Jun 12, 20264 EDGAR
Jun 12, 20264 EDGAR

The 78 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

COOPERMAN LEON GSCHEDULE 13G, 1 filing Aug 14, 2026¹²
Daniel C. HerzSCHEDULE 13G, 1 filing Aug 14, 2026¹³
HORIZON KINETICS ASSET MANAGEMENT LLCSCHEDULE 13G, 1 filing Jul 23, 2026¹⁴

Money raised

Private offerings the company reported to the SEC on Form D.

Mar 27, 2024Raised $18 million in a private offering of equity Form D: $50 million offered in all Form D
Mar 30, 2022Raised $206.1 million in a private offering of equity Form D: $400 million offered in all Form D

Held by these funds

The largest holders among investment managers' 13F reports for the quarter ending Jun 30, 2026, the top 25 of 57. Change is in shares since the quarter before.

Fund	Shares	Value	Share of the fund	Change
Cooperman Leon G	3,261,216	$90.7M	2.6%	New
Horizon Kinetics Asset Management LLC	1,552,705	$43.2M	0.5%	New
Victory Capital Management Inc	558,359	$15.5M	0.0%	New
Loomis Sayles & Co L P	420,884	$11.7M	0.0%	New
Emerald Advisers, LLC	417,311	$11.6M	0.3%	New
Franklin Resources Inc	381,268	$10.6M	0.0%	New
Citadel Advisors LLC	367,164	$10.2M	0.0%	New
Adage Capital Partners Gp, L.l.c.	326,666	$9.1M	0.0%	New
Emerald Mutual Fund Advisers Trust	263,810	$7.3M	0.3%	New
Alyeska Investment Group, L.P.	250,000	$7.0M	0.0%	New
Conversant Capital LLC	200,000	$5.6M	0.7%	New
BlueCrest Capital Management Ltd	135,000	$3.8M	0.2%	New
Russell Investments Group, Ltd.	132,955	$3.7M	0.0%	New
American Century Companies Inc	117,656	$3.3M	0.0%	New
HITE Hedge Asset Management LLC	112,243	$3.1M	0.2%	New
Seven Grand Managers, LLC	100,000	$2.8M	0.1%	New
Millennium Management LLC	98,241	$2.7M	0.0%	New
Vanguard Capital Management LLC	87,409	$2.4M	0.0%	New
Royal Bank Of Canada	79,586	$2.2M	0.0%	New
LuminArx Capital Management LP	77,852	$2.2M	1.3%	New
Teacher Retirement System Of Texas	75,000	$2.1M	0.0%	New
Ghisallo Capital Management LLC	75,000	$2.1M	0.0%	New
Jain Global LLC	60,000	$1.7M	0.0%	New
Goldman Sachs Group Inc	57,851	$1.6M	0.0%	New
Marshall Wace, Llp	56,632	$1.6M	0.0%	New

13F reports cover disclosed long positions in U.S. stocks only.

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARWhiteHawk Minerals Corp. filings on SEC EDGAR
2
SEC EDGARWhiteHawk Minerals Corp. filings on SEC EDGAR
3
SEC EDGARDaniel C. Herz, Chief executive officer
4
SEC EDGARJeffrey M. Slotterback, Chief financial officer
5
SEC EDGARMichael J. Downs, Chief operating officer
6
SEC EDGARMatthew Ian Heinlein, Officer
7
SEC EDGARAlan S. Bigman, Board member
8
SEC EDGARAndrew Ceitlin, Board member
9
SEC EDGARPeggy L. Gold, Board member
10
SEC EDGARRobert W. Karlovich Iii., Board member
11
SEC EDGARWhiteHawk Minerals Corp. Form D naming Jeff Smith
12
SEC EDGARCOOPERMAN LEON G SCHEDULE 13G on WhiteHawk Minerals Corp.
13
SEC EDGARDaniel C. Herz SCHEDULE 13G on WhiteHawk Minerals Corp.
14
SEC EDGARHORIZON KINETICS ASSET MANAGEMENT LLC SCHEDULE 13G on WhiteHawk Minerals Corp.

Overview

Leadership

Chief executive

Chair

President

Chief financial officer

Chief operating officer