Who Owns HADRON ENERGY INC (HDRNW)? -- Institutional Holders (2026-06-30)

32 institutions reported holding $1.9M of HADRON ENERGY INC (HDRNW) in SEC 13F filings for 2026-06-30. Largest institutional holders: ARISTEIA CAPITAL, L.L.C. ($338,710), AQR Arbitrage LLC ($242,812), Linden Advisors LP ($209,500), Yakira Capital Management, Inc. ($204,499), Calamos Advisors LLC ($149,850). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1ARISTEIA CAPITAL, L.L.C.$338,7102.0MNew
2AQR Arbitrage LLC$242,8121.6MNew
3Linden Advisors LP$209,5001.2MNew
4Yakira Capital Management, Inc.$204,4991.3MNew
5Calamos Advisors LLC$149,850925,000New
6BARCLAYS PLC$137,360850,000New
7WHITEBOX ADVISORS LLC$130,007804,500New
8BNP PARIBAS FINANCIAL MARKETS$60,988377,400New
9Harraden Circle Investments, LLC$60,423373,907New
10CITADEL ADVISORS LLC$54,274335,023New
11BOOTHBAY FUND MANAGEMENT, LLC$44,33921,842New
12Verition Fund Management LLC$39,536244,051New
13Clear Street Group Inc.$34,979216,453New
14D. E. Shaw & Co., Inc.$28,350175,000New
15BLUEFIN CAPITAL MANAGEMENT, LLC$22,911141,429New
16Valeo Financial Advisors, LLC$16,160100,000New
17Bulldog Investors, LLP$14,42889,285New
18TORONTO DOMINION BANK$12,23975,550New
19LMR Partners LLP$12,12075,000New
20Mint Tower Capital Management B.V.$11,00065,209New
21Shaolin Capital Management LLC$10,65165,909New
22WOLVERINE ASSET MANAGEMENT LLC$10,53065,161New
23StoneX Group Inc.$7,07630,000New
24Ionic Capital Management LLC$6,70341,482New
25READYSTATE ASSET MANAGEMENT LP$6,08037,533New

Source: SEC Form 13F filings · as of 2026-06-30