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, Q1 2026
Institutional positions in 1RT Acquisition Corp. as of Mar 31, 2026. 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
- 42
- +4 vs. Q4 2025
- Shares held
- 2.83M
- +165.5K (+6.2%) vs. Q4 2025
- Total value
- $1.21M
- −$337.9K (−21.8%) vs. Q4 2025
- New holders
- 5
- 6 more added
- Sold out
- 1
- 1 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding 1RT Acquisition Corp.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Meteora Capital, LLC | 550,659 | $236.8K | 0.02% | +2,233+0.4% | Added |
| Harraden Circle Investments, LLC | 469,973 | $209.2K | 0.04% | +40,625+9.5% | Added |
| Jain Global LLC | 223,575 | $99.5K | 0.00% | 00.0% | Unchanged |
| Saba Capital Management, L.P. | 199,998 | $89.0K | 0.00% | 00.0% | Unchanged |
| MMCAP International Inc. SPC | 150,000 | $64.5K | 0.01% | 00.0% | Unchanged |
| Linden Advisors LP | 127,524 | $56.8K | 0.00% | 00.0% | Unchanged |
| Governors Lane LP | 78,927 | $35.1K | 0.00% | 00.0% | Unchanged |
| Whitebox Advisors LLC | 65,000 | $28.0K | 0.00% | 00.0% | Unchanged |
| Context Capital Management, LLC | 62,500 | $27.8K | 0.00% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 62,500 | $26.9K | 0.00% | 00.0% | Unchanged |
| Moore Capital Management, LP | 62,500 | $26.9K | 0.00% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 62,500 | $26.9K | 0.00% | 00.0% | Unchanged |
| HBK Investments L P | 62,501 | $26.9K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 60,450 | $26.0K | 0.00% | +20,850+52.7% | Added |
| Shaolin Capital Management LLC | 56,804 | $24.4K | 0.00% | 00.0% | Unchanged |
| HGC Investment Management Inc. | 50,000 | $21.5K | 0.00% | +50,000 | New |
| Parallax Volatility Advisers, L.P. | 35,165 | $16.2K | 0.00% | +17,473+98.8% | Added |
| Cable Car Capital LLC | 31,250 | $13.9K | 0.00% | 00.0% | Unchanged |
| DLD Asset Management, LP | 27,209 | $11.7K | 0.00% | 00.0% | Unchanged |
| RLH Capital LLC | 25,250 | $11.2K | 0.01% | +25,250 | New |
| Magnetar Financial LLC | 25,000 | $11.1K | 0.00% | 00.0% | Unchanged |
| Aristeia Capital LLC | 24,998 | $11.1K | 0.00% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 25,000 | $10.8K | 0.00% | 00.0% | Unchanged |
| K2 Principal Fund, L.P. | 25,000 | $10.8K | 0.00% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 22,008 | $9.47K | 0.00% | 00.0% | Unchanged |
| Toronto Dominion Bank | 21,500 | $9.24K | 0.00% | 00.0% | Unchanged |
| Periscope Capital Inc. | 19,900 | $8.86K | 0.00% | 00.0% | Unchanged |
| Berkley W R Corp | 18,604 | $8.28K | 0.00% | 00.0% | Unchanged |
| Clear Street Group Inc. | 19,149 | $8.24K | 0.00% | −6,764−26.1% | Reduced |
| CNH Partners LLC | 19,061 | $8.20K | 0.00% | +78+0.4% | Added |
| Radcliffe Capital Management, L.P. | 14,830 | $6.60K | 0.00% | 00.0% | Unchanged |
| Quarry LP | 12,500 | $5.56K | 0.00% | 00.0% | Unchanged |
| Galaxy Digital Inc. | 12,500 | $5.38K | 0.00% | +12,500 | New |
| Gritstone Asset Management LLC | 12,358 | $5.32K | 0.01% | 00.0% | Unchanged |
| Kepos Capital LP | 5,875 | $3.00K | 0.00% | +5,875 | New |
| Alberta Investment Management Corp | 6,250 | $2.69K | 0.00% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 6,249 | $2.69K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 6,015 | $2.68K | 0.00% | 00.0% | Unchanged |
| PenderFund Capital Management Ltd. | 1,250 | $556 | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 327 | $141 | 0.00% | +327 | New |
| Boothbay Fund Management, LLC | 13,397 | – | – | +1,375+11.4% | Added |
| Mint Tower Capital Management B.V. | 50,000 | – | – | 00.0% | Unchanged |
| Bank of America Corp | 0 | $0 | 0.00% | −4,287−100.0% | Sold out |
| Galaxy Group Investments LLC | – | – | – | – | Not filed |