1RT Acquisition Corp.
ONCH- 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; 58 institutions reported holding it in 13F filings for Q2 2026, worth $129.3M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in 1RT Acquisition Corp. as of Jun 30, 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
- 58
- +1 vs. Q1 2026
- Shares held
- 12.6M
- +836.0K (+7.1%) vs. Q1 2026
- Total value
- $129.3M
- +$9.80M (+8.2%) vs. Q1 2026
- New holders
- 2
- 11 more added
- Sold out
- 1
- 8 more reduced
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ONCH 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 | 58 | $129.3M |
| Q1 2026 | 57 | $119.5M |
| Q4 2025 | 50 | $123.0M |
| Q3 2025 | 36 | $90.6M |
| 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, Q2 2026
Shares, value and share of portfolio for each institution holding 1RT Acquisition Corp.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Meteora Capital, LLC | 1,699,693 | $17.4M | 1.45% | −5,321−0.3% | Reduced |
| Linden Advisors LP | 1,010,100 | $10.3M | 0.05% | 00.0% | Unchanged |
| Jain Global LLC | 891,221 | $9.13M | 0.11% | 00.0% | Unchanged |
| Governors Lane LP | 750,000 | $7.69M | 0.77% | 00.0% | Unchanged |
| J. Goldman & Co LP | 700,000 | $7.17M | 0.25% | 00.0% | Unchanged |
| MMCAP International Inc. SPC | 600,000 | $6.15M | 0.52% | 00.0% | Unchanged |
| Verition Fund Management LLC | 529,358 | $5.42M | 0.04% | +184,123+53.3% | Added |
| Polar Asset Management Partners Inc. | 500,000 | $5.13M | 0.09% | +500,000 | New |
| Radcliffe Capital Management, L.P. | 425,732 | $4.36M | 0.33% | +40,296+10.5% | Added |
| Saba Capital Management, L.P. | 424,932 | $4.36M | 0.13% | −100,000−19.1% | Reduced |
| Vivaldi Asset Management, LLC | 299,996 | $3.07M | 0.18% | 00.0% | Unchanged |
| Millennium Management LLC | 293,200 | $3.01M | 0.00% | +400.0% | Added |
| Whitebox Advisors LLC | 260,000 | $2.67M | 0.04% | 00.0% | Unchanged |
| Context Capital Management, LLC | 250,000 | $2.56M | 0.05% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 250,000 | $2.56M | 0.04% | 00.0% | Unchanged |
| Moore Capital Management, LP | 250,000 | $2.56M | 0.06% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 250,000 | $2.56M | 0.00% | 00.0% | Unchanged |
| HBK Investments L P | 249,304 | $2.56M | 0.03% | 00.0% | Unchanged |
| Mint Tower Capital Management B.V. | 200,000 | $2.05M | 0.24% | 00.0% | Unchanged |
| Glazer Capital, LLC | 163,000 | $1.67M | 0.04% | +88,000+117.3% | Added |
| Sona Asset Management (US) LLC | 161,200 | $1.65M | 0.06% | 00.0% | Unchanged |
| Periscope Capital Inc. | 153,962 | $1.58M | 0.25% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 150,624 | $1.54M | 0.00% | 00.0% | Unchanged |
| Clear Street Group Inc. | 145,412 | $1.49M | 0.00% | +106,380+272.5% | Added |
| Cable Car Capital LLC | 125,000 | $1.28M | 0.03% | 00.0% | Unchanged |
| Wolverine Asset Management LLC | 120,518 | $1.24M | 0.02% | −33,730−21.9% | Reduced |
| Shaolin Capital Management LLC | 119,699 | $1.23M | 0.07% | −38,957−24.6% | Reduced |
| Schonfeld Strategic Advisors LLC | 110,107 | $1.13M | 0.01% | +90,107+450.5% | Added |
| DLD Asset Management, LP | 109,331 | $1.12M | 0.09% | 00.0% | Unchanged |
| Aristeia Capital LLC | 100,000 | $1.02M | 0.02% | 00.0% | Unchanged |
| K2 Principal Fund, L.P. | 100,000 | $1.02M | 0.09% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 100,000 | $1.02M | 0.01% | 00.0% | Unchanged |
| Magnetar Financial LLC | 100,000 | $1.02M | 0.01% | 00.0% | Unchanged |
| O'Connor Alternative Investments LLC | 100,000 | $1.02M | 0.07% | 00.0% | Unchanged |
| Mizuho Securities USA LLC | 97,481 | $984.6K | 0.01% | +37,228+61.8% | Added |
| Rivernorth Capital Management, LLC | 88,032 | $905.0K | 0.04% | 00.0% | Unchanged |
| Berkley W R Corp | 74,416 | $762.0K | 0.04% | 00.0% | Unchanged |
| CNH Partners LLC | 73,535 | $753.0K | 0.01% | +400+0.5% | Added |
| Centiva Capital, LP | 60,000 | $614.4K | 0.02% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 53,152 | $545.1K | 0.00% | 00.0% | Unchanged |
| Quarry LP | 49,959 | $512.1K | 0.08% | 00.0% | Unchanged |
| RLH Capital LLC | 49,959 | $512.1K | 0.25% | 00.0% | Unchanged |
| Readystate Asset Management LP | 50,000 | $512.0K | 0.02% | 00.0% | Unchanged |
| Gritstone Asset Management LLC | 49,433 | $506.7K | 0.49% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 47,737 | $489.3K | 0.00% | +37,737+377.4% | Added |
| Boothbay Fund Management, LLC | 41,070 | $421.0K | 0.01% | −5,000−10.9% | Reduced |
| D. E. Shaw & Co., Inc. | 29,952 | $306.7K | 0.00% | +50.0% | Added |
| BNP Paribas Arbitrage, SA | 27,168 | $278.2K | 0.00% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 25,000 | $256.3K | 0.00% | 00.0% | Unchanged |
| Hudson Bay Capital Management LP | 25,000 | $256.0K | 0.00% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 25,000 | $256.0K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 18,480 | $189.0K | 0.01% | −56,677−75.4% | Reduced |
| Toronto Dominion Bank | 15,035 | $154.0K | 0.00% | −10,001−39.9% | Reduced |
| TIG Advisors, LLC | 10,000 | $102.5K | 0.00% | 00.0% | Unchanged |
| Bulldog Investors, LLP | 10,000 | $102.5K | 0.02% | +10,000 | New |
| PenderFund Capital Management Ltd. | 7,000 | $71.7K | 0.01% | +2,000+40.0% | Added |
| UBS Group AG | 149 | $1.53K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 62 | $636 | 0.00% | −16−20.5% | Reduced |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −10,657−100.0% | Sold out |