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, Q3 2025
Institutional positions in 1RT Acquisition Corp. as of Sep 30, 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
- 44
- +44 vs. Q2 2025
- Shares held
- 7.14M
- +7.14M vs. Q2 2025
- Total value
- $75.2M
- +$75.2M vs. Q2 2025
- New holders
- 44
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding 1RT Acquisition Corp.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royal Bank of Canada | 167 | $2.00K | 0.00% | +167 | New |
| FNY Investment Advisers, LLC | 682 | $7.00K | 0.00% | +682 | New |
| PenderFund Capital Management Ltd. | 5,000 | $52.5K | 0.01% | +5,000 | New |
| Walleye Capital LLC | 10,000 | $104.9K | 0.00% | +10,000 | New |
| Readystate Asset Management LP | 10,000 | $104.9K | 0.01% | +10,000 | New |
| Syquant Capital SAS | 10,000 | $105.0K | 0.03% | +10,000 | New |
| TIG Advisors, LLC | 10,000 | $105.5K | 0.01% | +10,000 | New |
| Bulldog Investors, LLP | 10,000 | $105.5K | 0.02% | +10,000 | New |
| Harbert Fund Advisors, Inc. | 10,000 | $105.5K | 0.69% | +10,000 | New |
| Maso Capital Partners Ltd | 10,000 | $105.5K | 0.17% | +10,000 | New |
| Sandia Investment Management LP | 10,000 | $105.5K | 0.31% | +10,000 | New |
| Diametric Capital, LP | 11,489 | $121.2K | 0.04% | +11,489 | New |
| Omers Administration Corp | 25,000 | $262.3K | 0.00% | +25,000 | New |
| Alberta Investment Management Corp | 25,000 | $262.3K | 0.00% | +25,000 | New |
| Scoggin Management LP | 25,000 | $263.8K | 0.10% | +25,000 | New |
| Yakira Capital Management, Inc. | 25,000 | $263.8K | 0.10% | +25,000 | New |
| Westchester Capital Management, LLC | 30,820 | $323.3K | 0.02% | +30,820 | New |
| Tuttle Tactical Management | 40,000 | $422.0K | 1.60% | +40,000 | New |
| Rivernorth Capital Management, LLC | 44,021 | $464.4K | 0.03% | +44,021 | New |
| JPMorgan Chase & Co | 50,000 | $524.5K | 0.00% | +50,000 | New |
| Fifth Lane Capital, LP | 50,000 | $524.5K | 0.53% | +50,000 | New |
| Galaxy Group Investments LLC | 50,000 | $527.5K | 0.05% | +50,000 | New |
| HRT Financial LP | 53,106 | $557.0K | 0.00% | +53,106 | New |
| Parallax Volatility Advisers, L.P. | 56,319 | $594.2K | 0.02% | +56,319 | New |
| Quarry LP | 61,320 | $646.9K | 0.16% | +61,320 | New |
| Clear Street Group Inc. | 71,801 | $757.5K | 0.00% | +71,801 | New |
| PEAK6 LLC | 75,000 | $791.3K | 0.02% | +75,000 | New |
| Toronto Dominion Bank | 80,000 | $844.0K | 0.00% | +80,000 | New |
| DLD Asset Management, LP | 85,000 | $896.8K | 0.12% | +85,000 | New |
| Magnetar Financial LLC | 100,000 | $1.05M | 0.01% | +100,000 | New |
| Wealthspring Capital LLC | 100,000 | $1.05M | 0.25% | +100,000 | New |
| Cable Car Capital LLC | 125,000 | $1.32M | 0.57% | +125,000 | New |
| Citadel Advisors LLC | 200,000 | $2.10M | 0.00% | +200,000 | New |
| Mint Tower Capital Management B.V. | 200,000 | $2.11M | 0.27% | +200,000 | New |
| HGC Investment Management Inc. | 200,000 | $2.11M | 0.51% | +200,000 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 250,000 | $2.62M | 0.00% | +250,000 | New |
| Ghisallo Capital Management LLC | 250,000 | $2.62M | 0.09% | +250,000 | New |
| Moore Capital Management, LP | 250,000 | $2.64M | 0.05% | +250,000 | New |
| Millennium Management LLC | 329,000 | $3.47M | 0.00% | +329,000 | New |
| Polar Asset Management Partners Inc. | 500,000 | $5.28M | 0.11% | +500,000 | New |
| MMCAP International Inc. SPC | 600,000 | $6.33M | 0.74% | +600,000 | New |
| LMR Partners LLP | 700,000 | $7.38M | 0.10% | +700,000 | New |
| Jain Global LLC | 894,303 | $9.38M | 0.12% | +894,303 | New |
| Point72 Asset Management, L.P. | 1,500,000 | $15.8M | 0.03% | +1,500,000 | New |