19 institutions reported holding $403,537 of A SPAC III ACQUISITION CORP (ASPCR) in SEC 13F filings for 2026-06-30. Largest institutional holders: Harraden Circle Investments, LLC ($92,297), HIGHBRIDGE CAPITAL MANAGEMENT LLC ($50,083), RIVERNORTH CAPITAL MANAGEMENT, LLC ($49,063), BOOTHBAY FUND MANAGEMENT, LLC ($28,611), Polar Asset Management Partners Inc. ($27,540). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Harraden Circle Investments, LLC | $92,297 | 1.1M | Hold |
| 2 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $50,083 | 500,327 | Added |
| 3 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $49,063 | 539,744 | Hold |
| 4 | BOOTHBAY FUND MANAGEMENT, LLC | $28,611 | 353,220 | Hold |
| 5 | Polar Asset Management Partners Inc. | $27,540 | 340,000 | Hold |
| 6 | Clear Street Group Inc. | $26,732 | 330,019 | Added |
| 7 | TORONTO DOMINION BANK | $24,810 | 306,301 | Trimmed |
| 8 | ADAR1 Capital Management, LLC | $19,114 | 215,000 | Hold |
| 9 | AQR Arbitrage LLC | $15,920 | 179,073 | Hold |
| 10 | Mint Tower Capital Management B.V. | $14,000 | 175,000 | Hold |
| 11 | GLAZER CAPITAL, LLC | $12,000 | 150,000 | Hold |
| 12 | WOLVERINE ASSET MANAGEMENT LLC | $9,529 | 117,641 | Trimmed |
| 13 | GABELLI & Co INVESTMENT ADVISERS, INC. | $8,359 | 103,200 | Hold |
| 14 | BERKLEY W R CORP | $6,565 | 81,046 | Hold |
| 15 | Hudson Bay Capital Management LP | $6,519 | 73,333 | Trimmed |
| 16 | GABELLI FUNDS LLC | $5,816 | 71,800 | Hold |
| 17 | BNP PARIBAS FINANCIAL MARKETS | $5,122 | 63,236 | Hold |
| 18 | UBS Group AG | $1,457 | 17,982 | Trimmed |
| 19 | GRITSTONE ASSET MANAGEMENT LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30