Who Owns MONTAUK RENEWABLES INC (MNTK)? -- Institutional Holders (2026-06-30)
102 institutions reported holding $34.1M of MONTAUK RENEWABLES INC (MNTK) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($7.3M), VANGUARD GROUP INC ($5.7M), GEODE CAPITAL MANAGEMENT, LLC ($2.9M), Baader Bank Aktiengesellschaft ($2.5M), STATE STREET CORP ($2.1M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | BlackRock, Inc. | $7.3M | 4.7M | Added |
| 2 | VANGUARD GROUP INC | $5.7M | 3.6M | Added |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $2.9M | 1.9M | Added |
| 4 | Baader Bank Aktiengesellschaft | $2.5M | 1.6M | Hold |
| 5 | STATE STREET CORP | $2.1M | 1.4M | Added |
| 6 | BARCLAYS PLC | $1.5M | 953,510 | Trimmed |
| 7 | AMERICAN CENTURY COMPANIES INC | $1.5M | 950,442 | Trimmed |
| 8 | Sixth Street Partners Management Company, L.P. | $841,361 | 539,334 | New |
| 9 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $841,361 | 539,334 | Added |
| 10 | NORTHERN TRUST CORP | $836,249 | 536,057 | Added |
| 11 | DIMENSIONAL FUND ADVISORS LP | $700,155 | 448,818 | Trimmed |
| 12 | Hosking Partners LLP | $609,207 | 390,517 | Trimmed |
| 13 | FIRST TRUST ADVISORS LP | $595,746 | 381,889 | Added |
| 14 | GOLDMAN SACHS GROUP INC | $588,551 | 377,277 | Added |
| 15 | RENAISSANCE TECHNOLOGIES LLC | $569,088 | 364,800 | Added |
| 16 | JPMORGAN CHASE & CO | $422,732 | 270,982 | Added |
| 17 | AQR CAPITAL MANAGEMENT LLC | $371,517 | 238,152 | Added |
| 18 | GSA CAPITAL PARTNERS LLP | $314,000 | 201,055 | Trimmed |
| 19 | JTC Employer Solutions Trustee Ltd | $311,000 | 197,859 | Hold |
| 20 | Bank of New York Mellon Corp | $305,615 | 195,907 | Hold |
| 21 | MORGAN STANLEY | $260,805 | 167,182 | Trimmed |
| 22 | Nuveen, LLC | $252,788 | 162,044 | Added |
| 23 | Caprock Group, LLC | $186,890 | 119,801 | New |
| 24 | J. Derek Lewis & Associates Inc. | $166,140 | 106,500 | Added |
| 25 | ALLIANCEBERNSTEIN L.P. | $163,459 | 142,138 | Added |
Source: SEC Form 13F filings · as of 2026-06-30