ARCLU — Arc Group Acquisition I Corp Institutional Holders · Q2 2026
Who owns Arc Group Acquisition I Corp (ARCLU)? 11 institutions reported holding $22.03M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Mangrove Partners Im, LLC ($5.9M), Magnetar Financial LLC ($4.8M), Calamos Advisors LLC ($3.6M).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | MANGROVE PARTNERS IM, LLC | $5.9M | 575,000 | New |
| 2 | Magnetar Financial LLC | $4.8M | 460,000 | New |
| 3 | Calamos Advisors LLC | $3.6M | 345,000 | New |
| 4 | StoneX Group Inc. | $2.8M | 279,031 | New |
| 5 | Lineage Point Capital LP | $1.8M | 171,500 | New |
| 6 | GABELLI & Co INVESTMENT ADVISERS, INC. | $1.6M | 153,600 | New |
| 7 | TORONTO DOMINION BANK | $765,627 | 74,988 | New |
| 8 | Clear Street Group Inc. | $446,075 | 43,690 | New |
| 9 | K2 PRINCIPAL FUND, L.P. | $229,500 | 22,500 | New |
| 10 | GABELLI FUNDS LLC | $111,800 | 10,950 | New |
| 11 | JPMORGAN CHASE & CO | $102,100 | 10,000 | New |
Source: SEC Form 13F filings · as of 2026-06-30