37 institutions reported holding $18.8M of CLEARTHINK 1 ACQUISITION COR (CTAAU) in SEC 13F filings for 2026-06-30. Largest institutional holders: MANGROVE PARTNERS IM, LLC ($6.1M), TORONTO DOMINION BANK ($3.8M), MIZUHO SECURITIES USA LLC ($3.5M), BOOTHBAY FUND MANAGEMENT, LLC ($2.0M), Yakira Capital Management, Inc. ($1.5M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | MANGROVE PARTNERS IM, LLC | $6.1M | 605,000 | Hold |
| 2 | TORONTO DOMINION BANK | $3.8M | 376,470 | Trimmed |
| 3 | MIZUHO SECURITIES USA LLC | $3.5M | 351,056 | Hold |
| 4 | BOOTHBAY FUND MANAGEMENT, LLC | $2.0M | 200,000 | Hold |
| 5 | Yakira Capital Management, Inc. | $1.5M | 150,000 | Hold |
| 6 | Lineage Point Capital LP | $1.3M | 129,300 | Hold |
| 7 | Clear Street Group Inc. | $380,863 | 37,784 | New |
| 8 | HRT FINANCIAL LP | $252,000 | 25,000 | Hold |
| 9 | UBS Group AG | $3,497 | 349 | Added |
| 10 | ARISTEIA CAPITAL, L.L.C. | $0 | 0 | Exited |
| 11 | Context Capital Management, LLC | $0 | 0 | Exited |
| 12 | Polar Asset Management Partners Inc. | $0 | 0 | Exited |
| 13 | Hudson Bay Capital Management LP | $0 | 0 | Exited |
| 14 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $0 | 0 | Exited |
| 15 | Verition Fund Management LLC | $0 | 0 | Exited |
| 16 | BERKLEY W R CORP | $0 | 0 | Exited |
| 17 | Kepos Capital LP | $0 | 0 | Exited |
| 18 | Linden Advisors LP | $0 | 0 | Exited |
| 19 | DLD Asset Management, LP | $0 | 0 | Exited |
| 20 | WHITEBOX ADVISORS LLC | $0 | 0 | Exited |
| 21 | Warberg Asset Management LLC | $0 | 0 | Exited |
| 22 | Radcliffe Capital Management, L.P. | $0 | 0 | Exited |
| 23 | Cable Car Capital, LP | $0 | 0 | Exited |
| 24 | Shaolin Capital Management LLC | $0 | 0 | Exited |
| 25 | TWO SIGMA INVESTMENTS, LP | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30