1RT Acquisition Corp.-A -31ONCHW Preferred / convertible 13F holders, Q1 2026 (March 31) 42 holders +3
3 new positions
1 sold out
$0.66 avg. 13F price*
At the end of Q1 2026 , 42 institutions reported holding 1RT Acquisition Corp.-A -31 (ONCHW) in their 13F filings, up 3 from Q4 2025. 3 opened new positions and 1 sold out. The largest holders were Mint Tower Capital Management B.V. ($507K), Meteora Capital, LLC ($237K) and Harraden Circle Investments, LLC ($209K).
Company 1RT Acquisition Corp.-A -31
CUSIP G6757R113
Latest filing quarter Q2 2026 History Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026 Institutions Total Value New Positions 3 $25K Exits 1 $2K
All 13F filers, Q4 2025 → Q1 2026: 138,836 shares bought and 11,051 shares sold, net +127,785 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 42 holders Portfolio Manager % of Holder's Portfolio Change vs Q4 2025 Shares Value ▼ Mint Tower Capital Management B.V. — No change 50,000 $507K Meteora Capital, LLC — Add +0.4% 550,659 $237K Harraden Circle Investments, LLC — Add +9.5% 469,973 $209K Boothbay Fund Management, LLC — Add +11.4% 13,397 $136K Jain Global LLC — No change 223,575 $100K Saba Capital Management, L.P. — No change 199,998 $89K MMCAP International Inc. SPC — No change 150,000 $65K Linden Advisors LP — No change 127,524 $57K Governors Lane LP — No change 78,927 $35K Whitebox Advisors LLC — No change 65,000 $28K Context Capital Management, LLC — No change 62,500 $28K TENOR CAPITAL MANAGEMENT Co., L.P. — No change 62,500 $27K Moore Capital Management, LP — No change 62,500 $27K Healthcare of Ontario Pension Plan Trust Fund — No change 62,500 $27K HBK Investments L P — No change 62,501 $27K Verition Fund Management LLC — Add +52.6% 60,450 $26K Shaolin Capital Management LLC — No change 56,804 $24K HGC Investment Management Inc. — New 50,000 $22K Parallax Volatility Advisers, L.P. — Add +98.8% 35,165 $16K Cable Car Capital, LP — No change 31,250 $14K DLD Asset Management, LP — No change 27,209 $12K RLH Capital LLC — — 25,250 $11K Magnetar Financial LLC — No change 25,000 $11K Aristeia Capital, L.L.C. — No change 24,998 $11K Picton Mahoney Asset Management — No change 25,000 $11K K2 Principal Fund, L.P. — No change 25,000 $11K Rivernorth Capital Management, LLC — No change 22,008 $9K Toronto Dominion Bank — No change 21,500 $9K Periscope Capital Inc. — No change 19,900 $9K Berkley W R Corp. — No change 18,604 $8K Clear Street Group Inc. — Reduce -26.1% 19,149 $8K AQR Arbitrage LLC — Add +0.4% 19,061 $8K Radcliffe Capital Management, L.P. — No change 14,830 $7K Quarry LP — No change 12,500 $6K Galaxy Digital Inc. — — 12,500 $5K Gritstone Asset Management LLC — No change 12,358 $5K Kepos Capital LP — New 5,875 $3K Alberta Investment Management Corp — No change 6,250 $3K Davidson Kempner Capital Management LP — No change 6,249 $3K BNP Paribas Financial Markets — No change 6,015 $3K PenderFund Capital Management Ltd. — No change 1,250 $556 UBS Group AG — New 327 $141
"% of holder's portfolio" is ONCHW's weight in each manager's 13F, not the share of 1RT Acquisition Corp.-A -31 the manager owns.