1RT Acquisition Corp.
ONCHU- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002054272
No open-market purchases or sales by 1RT Acquisition Corp. insiders were filed in the last 90 days; 17 institutions reported holding it in 13F filings for Q2 2026, worth $32.7M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in 1RT Acquisition Corp. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 24
- −19 vs. Q3 2025
- Shares held
- 3.92M
- −3.21M (−45.0%) vs. Q3 2025
- Total value
- $40.8M
- −$34.3M (−45.7%) vs. Q3 2025
- New holders
- 3
- 2 more added
- Sold out
- 22
- 4 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ONCHU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 17 | $32.7M |
| Q1 2026 | 19 | $38.5M |
| Q4 2025 | 24 | $40.8M |
| Q3 2025 | 44 | $75.2M |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding 1RT Acquisition Corp.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Point72 Asset Management, L.P. | 1,500,000 | $15.6M | 0.02% | 00.0% | Unchanged |
| LMR Partners LLP | 700,000 | $7.28M | 0.07% | 00.0% | Unchanged |
| Polar Asset Management Partners Inc. | 500,000 | $5.20M | 0.10% | 00.0% | Unchanged |
| Ghisallo Capital Management LLC | 250,000 | $2.60M | 0.12% | 00.0% | Unchanged |
| HGC Investment Management Inc. | 200,000 | $2.08M | 0.44% | 00.0% | Unchanged |
| Citadel Advisors LLC | 176,630 | $1.83M | 0.00% | −23,370−11.7% | Reduced |
| Toronto Dominion Bank | 102,438 | $1.07M | 0.00% | +22,438+28.0% | Added |
| Clear Street Group Inc. | 98,433 | $1.02M | 0.01% | +26,632+37.1% | Added |
| PEAK6 LLC | 75,000 | $780.0K | 0.02% | 00.0% | Unchanged |
| Kamunting Street Capital Management, L.P. | 60,000 | $624.0K | 0.43% | +60,000 | New |
| JPMorgan Chase & Co | 50,000 | $518.0K | 0.00% | 00.0% | Unchanged |
| HRT Financial LP | 49,398 | $513.0K | 0.00% | −3,708−7.0% | Reduced |
| Westchester Capital Management, LLC | 30,820 | $319.3K | 0.02% | 00.0% | Unchanged |
| Yakira Capital Management, Inc. | 25,000 | $260.0K | 0.09% | 00.0% | Unchanged |
| Omers Administration Corp | 25,000 | $259.0K | 0.00% | 00.0% | Unchanged |
| Scoggin Management LP | 20,000 | $208.0K | 0.08% | −5,000−20.0% | Reduced |
| Omni Event Management Ltd | 10,134 | $105.4K | 0.01% | +10,134 | New |
| Quarry LP | 10,000 | $104.0K | 0.02% | −51,320−83.7% | Reduced |
| Sandia Investment Management LP | 10,000 | $104.0K | 0.26% | 00.0% | Unchanged |
| Syquant Capital SAS | 10,000 | $104.0K | 0.01% | 00.0% | Unchanged |
| Walleye Capital LLC | 10,000 | $104.0K | 0.00% | 00.0% | Unchanged |
| Readystate Asset Management LP | 10,000 | $104.0K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 167 | $2.00K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 144 | $1.50K | 0.00% | +144 | New |
| Jain Global LLC | 0 | $0 | 0.00% | −894,303−100.0% | Sold out |
| MMCAP International Inc. SPC | 0 | $0 | 0.00% | −600,000−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −329,000−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Mint Tower Capital Management B.V. | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Cable Car Capital LLC | 0 | $0 | 0.00% | −125,000−100.0% | Sold out |
| Wealthspring Capital LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| DLD Asset Management, LP | 0 | $0 | 0.00% | −85,000−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −56,319−100.0% | Sold out |
| Galaxy Group Investments LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Fifth Lane Capital, LP | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Rivernorth Capital Management, LLC | 0 | $0 | 0.00% | −44,021−100.0% | Sold out |
| Tuttle Tactical Management | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −25,000−100.0% | Sold out |
| Diametric Capital, LP | 0 | $0 | 0.00% | −11,489−100.0% | Sold out |
| TIG Advisors, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Bulldog Investors, LLP | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Harbert Fund Advisors, Inc. | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| PenderFund Capital Management Ltd. | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −682−100.0% | Sold out |
| Maso Capital Partners Ltd | – | – | – | – | Not filed |