1RT Acquisition Corp.
ONCHW- 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; 40 institutions reported holding it in 13F filings for Q2 2026, worth $1.50M 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
- 39
- +7 vs. Q3 2025
- Shares held
- 2.67M
- +29.4K (+1.1%) vs. Q3 2025
- Total value
- $1.55M
- −$408.5K (−20.8%) vs. Q3 2025
- New holders
- 14
- 6 more added
- Sold out
- 7
- 1 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ONCHW 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 | 40 | $1.50M |
| Q1 2026 | 42 | $1.21M |
| Q4 2025 | 39 | $1.55M |
| Q3 2025 | 32 | $1.96M |
| 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 |
|---|---|---|---|---|---|
| PenderFund Capital Management Ltd. | 1,250 | $725 | 0.00% | +1,250 | New |
| Bank of America Corp | 4,287 | $2.49K | 0.00% | +4,187+4,187.0% | Added |
| BNP Paribas Arbitrage, SA | 6,015 | $3.49K | 0.00% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 6,249 | $3.63K | 0.00% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 6,250 | $3.63K | 0.00% | +6,250 | New |
| Gritstone Asset Management LLC | 12,358 | $7.17K | 0.01% | 00.0% | Unchanged |
| Galaxy Group Investments LLC | 12,500 | $7.25K | 0.00% | +12,500 | New |
| Quarry LP | 12,500 | $7.25K | 0.00% | +12,500 | New |
| Radcliffe Capital Management, L.P. | 14,830 | $10.2K | 0.00% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 17,692 | $10.3K | 0.00% | +17,692 | New |
| Berkley W R Corp | 18,604 | $10.8K | 0.00% | 00.0% | Unchanged |
| CNH Partners LLC | 18,983 | $11.0K | 0.00% | 00.0% | Unchanged |
| Periscope Capital Inc. | 19,900 | $11.5K | 0.00% | 00.0% | Unchanged |
| Toronto Dominion Bank | 21,500 | $12.5K | 0.00% | +21,500 | New |
| Rivernorth Capital Management, LLC | 22,008 | $12.8K | 0.00% | +11,004+100.0% | Added |
| K2 Principal Fund, L.P. | 25,000 | $14.5K | 0.00% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 25,000 | $14.5K | 0.00% | 00.0% | Unchanged |
| Magnetar Financial LLC | 25,000 | $14.5K | 0.00% | +25,000 | New |
| Clear Street Group Inc. | 25,913 | $15.0K | 0.00% | +14,483+126.7% | Added |
| DLD Asset Management, LP | 27,209 | $15.8K | 0.00% | +27,209 | New |
| Aristeia Capital LLC | 24,998 | $17.2K | 0.00% | 00.0% | Unchanged |
| Cable Car Capital LLC | 31,250 | $18.1K | 0.00% | +31,250 | New |
| Verition Fund Management LLC | 39,600 | $23.0K | 0.00% | −33,341−45.7% | Reduced |
| Shaolin Capital Management LLC | 56,804 | $33.0K | 0.00% | +36,866+184.9% | Added |
| Context Capital Management, LLC | 62,500 | $36.3K | 0.00% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 62,500 | $36.3K | 0.00% | 00.0% | Unchanged |
| Moore Capital Management, LP | 62,500 | $36.3K | 0.00% | +62,500 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 62,500 | $36.3K | 0.00% | +62,500 | New |
| HBK Investments L P | 62,501 | $36.3K | 0.00% | 00.0% | Unchanged |
| Whitebox Advisors LLC | 65,000 | $37.7K | 0.00% | 00.0% | Unchanged |
| Governors Lane LP | 78,927 | $45.8K | 0.00% | 00.0% | Unchanged |
| MMCAP International Inc. SPC | 150,000 | $87.0K | 0.01% | +150,000 | New |
| Linden Advisors LP | 127,524 | $88.0K | 0.00% | 00.0% | Unchanged |
| Jain Global LLC | 223,575 | $129.7K | 0.00% | +223,575 | New |
| Saba Capital Management, L.P. | 199,998 | $138.0K | 0.00% | 00.0% | Unchanged |
| Harraden Circle Investments, LLC | 429,348 | $249.1K | 0.05% | 00.0% | Unchanged |
| Meteora Capital, LLC | 548,426 | $318.1K | 0.03% | +182,461+49.9% | Added |
| Boothbay Fund Management, LLC | 12,022 | – | – | +1,202+11.1% | Added |
| Mint Tower Capital Management B.V. | 50,000 | – | – | +50,000 | New |
| Cantor Fitzgerald, L. P. | 0 | $0 | 0.00% | −750,000−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −63,288−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −24,800−100.0% | Sold out |
| Fifth Lane Capital, LP | 0 | $0 | 0.00% | −21,851−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −15,994−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −15,219−100.0% | Sold out |
| Highbridge Capital Management LLC | 0 | $0 | 0.00% | – | Sold out |