ONCHW — 1RT ACQUISITION CORP.
As of Q2 2026, 4 SEC-registered investment managers reported holding ONCHW (1RT ACQUISITION CORP.) in their latest 13F filings, with a combined reported value of $47.88K across 94.08K shares. That is +0.0% by share count (+0 shares) versus the previous quarter, while reported value moved +18.3%. Ownership is concentrated: the five largest holders account for 100.0% of reported value and the top ten for 100.0%.
ONCHW is classified in the Financials sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
Q2 2026 — 4 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Moore Capital Management history | 62.50K | $31.81K | 0.00% | Hold |
| Millennium Management history | 25.00K | $12.72K | 0.00% | Hold |
| Davidson Kempner Capital Management history | 6.25K | $3.18K | 0.00% | Hold |
| UBS Group AG history | 327 | $166 | 0.00% | Hold |
Q1 2026 — 4 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Moore Capital Management history | 62.50K | $26.88K | 0.00% | Hold |
| Millennium Management history | 25.00K | $10.75K | 0.00% | Hold |
| Davidson Kempner Capital Management history | 6.25K | $2.69K | 0.00% | Hold |
| UBS Group AG history | 327 | $141 | 0.00% | New |
Q4 2025 — 4 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Moore Capital Management history | 62.50K | $36.26K | 0.00% | New |
| Millennium Management history | 25.00K | $14.50K | 0.00% | New |
| Davidson Kempner Capital Management history | 6.25K | $3.62K | 0.00% | Hold |
| Bank of America Corp history | 4.29K | $2.49K | 0.00% | Add |
Q3 2025 — 3 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Citadel Advisors history | 15.99K | $14.07K | 0.00% | New |
| Davidson Kempner Capital Management history | 6.25K | $5.56K | 0.00% | New |
| Bank of America Corp history | 100 | $89 | 0.00% | New |
New Positions (Q2 2026)
No fund opened a new position this quarter.
Fully Exited (vs previous quarter)
No tracked fund fully exited this quarter.
Fund Position History — shares by quarter (top 6 funds)
| Fund | Q2 2026 | Q1 2026 | Q4 2025 | Q3 2025 |
|---|---|---|---|---|
| Moore Capital Management | 62.50K | 62.50K | 62.50K | — |
| Millennium Management | 25.00K | 25.00K | 25.00K | — |
| Davidson Kempner Capital Management | 6.25K | 6.25K | 6.25K | 6.25K |
| UBS Group AG | 327 | 327 | — | — |
| Citadel Advisors | — | — | — | 15.99K |
| Bank of America Corp | — | — | 4.29K | 100 |