ONCH · 1RT Acquisition Corp.
$10.30
+0.00 (+0.00%)
At close · Aug 21
Going-concern doubt
— flagged Aug 13, 2026
Substantial doubt about the company's ability to continue as a going concern.
“These conditions raise substantial doubt about our ability to continue as a going concern. Management plans to consummate an initial Business Combination prior to the end of the Combination Period.”View the 10-Q filed Aug 13, 2026
Market Cap
$222.09M
Shares
21.56M
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 75
Total Value: $161,472,809
Total Shares: 18,796,174
Institutional Ownership Trend
4 quarters
Holder Concentration
Across 75 13F filers · Δ vs Mar 31, 2026Top Holder
10.8%
−0.1 pts
Top 5
37.2%
−0.5 pts
Top 10
56.6%
−0.7 pts
HHI
437
Broadly held−7
Quarterly Activity
vs Mar 31, 2026
New
2
Increased
13
Decreased
15
Sold Out
1
Unchanged
45
Holder count:
+1
Institutional value:
+2.2%
Shares held:
+1.3%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Large Verition Fund Management LLC | +184,123 | 589,808 | |
| Mid Polar Asset Management Partners Inc. | +129,300 | 629,300 | |
| Large Schonfeld Strategic Advisors LLC | +90,107 | 110,107 | |
| Mid GLAZER CAPITAL, LLC | +88,000 | 163,000 | |
| Large Clear Street Group Inc. | +41,164 | 232,628 |
Top Sellers
vs Mar 31, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mid Saba Capital Management, L.P. | −100,001 | 624,929 | |
| Small Context Capital Management, LLC | −62,500 | 250,000 | |
| Mid Virtu Financial LLC | −56,677 | 18,480 | |
| Mid METEORA CAPITAL, LLC | −36,574 | 2,219,099 | |
| Mid WOLVERINE ASSET MANAGEMENT LLC | −33,730 | 120,518 |
Top New Positions
vs Mar 31, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | 30,188 | $197,783 | |
| Small Bulldog Investors, LLP | 10,000 | $102,500 |
Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Small SCOGGIN MANAGEMENT LP | 20,000 | $205,600 |
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mid METEORA CAPITAL, LLC | $17,421,853 | 10.79% | 1,699,693 | Shares | 2026-08-14 | |
| Large Point72 Asset Management, L.P. ONCHU | $15,510,000 | 9.61% | 1,500,000 | Shares | 2026-08-14 | |
| Mid Linden Advisors LP | $10,353,525 | 6.41% | 1,010,100 | Shares | 2026-08-14 | |
| Large Jain Global LLC | $9,135,015 | 5.66% | 891,221 | Shares | 2026-08-14 | |
| Mid Governors Lane LP | $7,687,500 | 4.76% | 750,000 | Shares | 2026-08-14 | |
| Large LMR Partners LLP ONCHU | $7,238,000 | 4.48% | 700,000 | Shares | 2026-08-14 | |
| Mid J. Goldman & Co LP | $7,175,000 | 4.44% | 700,000 | Shares | 2026-08-14 | |
| Mid MMCAP International Inc. SPC | $6,150,000 | 3.81% | 600,000 | Shares | 2026-08-14 | |
| Large Verition Fund Management LLC | $5,425,919 | 3.36% | 529,358 | Shares | 2026-08-14 | |
| Mid Polar Asset Management Partners Inc. | $5,125,000 | 3.17% | 500,000 | Shares | 2026-08-14 | |
| Small Radcliffe Capital Management, L.P. | $4,363,753 | 2.70% | 425,732 | Shares | 2026-08-14 | |
| Mid Saba Capital Management, L.P. | $4,355,553 | 2.70% | 424,932 | Shares | 2026-08-14 | |
| Mid First Trust Capital Management L.P. | $3,074,959 | 1.90% | 299,996 | Shares | 2026-08-13 | |
| Mega MILLENNIUM MANAGEMENT LLC | $3,005,300 | 1.86% | 293,200 | Shares | 2026-08-14 | |
| Mid WHITEBOX ADVISORS LLC | $2,665,000 | 1.65% | 260,000 | Shares | 2026-08-14 | |
| Mid Ghisallo Capital Management LLC ONCHU | $2,585,000 | 1.60% | 250,000 | Shares | 2026-08-14 | |
| Mid TENOR CAPITAL MANAGEMENT Co., L.P. | $2,562,500 | 1.59% | 250,000 | Shares | 2026-08-14 | |
| Mid MOORE CAPITAL MANAGEMENT, LP | $2,562,500 | 1.59% | 250,000 | Shares | 2026-08-14 | |
| Small Context Capital Management, LLC | $2,562,500 | 1.59% | 250,000 | Shares | 2026-07-23 | |
| Large HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND Pension | $2,562,500 | 1.59% | 250,000 | Shares | 2026-08-13 | |
| Mid HBK INVESTMENTS L P | $2,555,366 | 1.58% | 249,304 | Shares | 2026-08-14 | |
| Small Mint Tower Capital Management B.V. | $2,050,000 | 1.27% | 200,000 | Shares | 2026-08-18 | |
| Mega CITADEL ADVISORS LLC ONCHU | $1,785,490 | 1.11% | 172,678 | Shares | 2026-08-14 | |
| Mid GLAZER CAPITAL, LLC | $1,670,750 | 1.03% | 163,000 | Shares | 2026-08-17 | |
| Mid SONA ASSET MANAGEMENT (US) LLC | $1,652,300 | 1.02% | 161,200 | Shares | 2026-08-14 | |
| Small Periscope Capital Inc. | $1,578,110 | 0.98% | 153,962 | Shares | 2026-08-11 | |
| Mega TWO SIGMA INVESTMENTS, LP | $1,543,896 | 0.96% | 150,624 | Shares | 2026-08-14 | |
| Large Clear Street Group Inc. | $1,490,473 | 0.92% | 145,412 | Shares | 2026-08-12 | |
| Mid Cable Car Capital, LP | $1,281,250 | 0.79% | 125,000 | Shares | 2026-08-14 | |
| Mid WOLVERINE ASSET MANAGEMENT LLC | $1,235,309 | 0.77% | 120,518 | Shares | 2026-08-10 | |
| Small Shaolin Capital Management LLC | $1,226,914 | 0.76% | 119,699 | Shares | 2026-08-14 | |
| Large Schonfeld Strategic Advisors LLC | $1,128,596 | 0.70% | 110,107 | Shares | 2026-08-14 | |
| Small DLD Asset Management, LP | $1,120,642 | 0.69% | 109,331 | Shares | 2026-08-13 | |
| Large TORONTO DOMINION BANK Bank ONCHU | $1,059,208 | 0.66% | 102,438 | Shares | 2026-08-14 | |
| Mid ARISTEIA CAPITAL, L.L.C. | $1,025,000 | 0.63% | 100,000 | Shares | 2026-08-14 | |
| Small O'Connor Alternative Investments LLC | $1,025,000 | 0.63% | 100,000 | Shares | 2026-08-14 | |
| Large PICTON MAHONEY ASSET MANAGEMENT | $1,025,000 | 0.63% | 100,000 | Shares | 2026-08-13 | |
| Small K2 PRINCIPAL FUND, L.P. | $1,025,000 | 0.63% | 100,000 | Shares | 2026-08-07 | |
| Mid Magnetar Financial LLC | $1,025,000 | 0.63% | 100,000 | Shares | 2026-08-14 | |
| Mid RIVERNORTH CAPITAL MANAGEMENT, LLC | $902,328 | 0.56% | 88,032 | Shares | 2026-08-14 | |
| Large PEAK6 LLC ONCHU | $775,500 | 0.48% | 75,000 | Shares | 2026-08-13 | |
| Mid BERKLEY W R CORP | $762,764 | 0.47% | 74,416 | Shares | 2026-08-14 | |
| Mid AQR Arbitrage LLC | $753,733 | 0.47% | 73,535 | Shares | 2026-08-14 | |
| Small Kamunting Street Capital Management, L.P. ONCHU | $620,400 | 0.38% | 60,000 | Shares | 2026-08-14 | |
| Mid Centiva Capital, LP | $615,000 | 0.38% | 60,000 | Shares | 2026-08-13 | |
| Mega JPMORGAN CHASE & CO | $544,808 | 0.34% | 53,152 | Shares | 2026-08-12 | |
| Mega JPMORGAN CHASE & CO ONCHU | $517,000 | 0.32% | 50,000 | Shares | 2026-08-12 | |
| Large OMERS ADMINISTRATION Corp ONCHU | $516,906 | 0.32% | 49,991 | Shares | 2026-08-13 | |
| Large READYSTATE ASSET MANAGEMENT LP | $512,500 | 0.32% | 50,000 | Shares | 2026-08-14 | |
| Mid Quarry LP | $512,079 | 0.32% | 49,959 | Shares | 2026-08-14 | |
| Small RLH Capital LLC | $512,079 | 0.32% | 49,959 | Shares | 2026-08-10 | |
| Micro GRITSTONE ASSET MANAGEMENT LLC | $506,688 | 0.31% | 49,433 | Shares | 2026-08-06 | |
| Large HRT FINANCIAL LP ONCHU | $505,026 | 0.31% | 48,842 | Shares | 2026-08-14 | |
| Large COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | $489,304 | 0.30% | 47,737 | Shares | 2026-07-17 | |
| Mid BOOTHBAY FUND MANAGEMENT, LLC | $420,967 | 0.26% | 41,070 | Shares | 2026-08-14 | |
| Large Clear Street Group Inc. ONCHU | $419,628 | 0.26% | 40,583 | Shares | 2026-08-12 | |
| Mid MIZUHO SECURITIES USA LLC Broker-Dealer | $381,587 | 0.24% | 37,228 | Shares | 2026-07-28 | |
| Mid Westchester Capital Management, LLC ONCHU | $318,678 | 0.20% | 30,820 | Shares | 2026-08-14 | |
| Mega D. E. Shaw & Co., Inc. | $307,008 | 0.19% | 29,952 | Shares | 2026-08-14 | |
| Mega BNP PARIBAS ARBITRAGE, SA | $278,472 | 0.17% | 27,168 | Shares | 2026-08-13 | |
| Mid Davidson Kempner Capital Management LP | $256,250 | 0.16% | 25,000 | Shares | 2026-08-14 | |
| Large Hudson Bay Capital Management LP | $256,250 | 0.16% | 25,000 | Shares | 2026-08-14 | |
| Mid Alberta Investment Management Corp | $256,250 | 0.16% | 25,000 | Shares | 2026-08-06 | |
| Small Yakira Capital Management, Inc. ONCHU | $253,174 | 0.16% | 24,485 | Shares | 2026-08-13 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP ONCHU | $197,783 | 0.12% | 19,128 | Shares | 2026-08-14 | |
| Mid Virtu Financial LLC | $189,420 | 0.12% | 18,480 | Shares | 2026-08-13 | |
| Large TORONTO DOMINION BANK Bank | $154,108 | 0.10% | 15,035 | Shares | 2026-08-14 | |
| Large Parallax Volatility Advisers, L.P. ONCHU | $126,013 | 0.08% | 12,187 | Shares | 2026-08-14 | |
| Large READYSTATE ASSET MANAGEMENT LP ONCHU | $103,400 | 0.06% | 10,000 | Shares | 2026-08-14 | |
| Large Walleye Capital LLC ONCHU | $103,400 | 0.06% | 10,000 | Shares | 2026-08-03 | |
| Small Bulldog Investors, LLP | $102,500 | 0.06% | 10,000 | Shares | 2026-08-14 | |
| Mid TIG Advisors, LLC | $102,500 | 0.06% | 10,000 | Shares | 2026-08-14 | |
| Mid J. Goldman & Co LP | $100,713 | 0.06% | 175,000 | Call | 2026-08-14 | |
| Small PenderFund Capital Management Ltd. | $71,750 | 0.04% | 7,000 | Shares | 2026-08-17 | |
| Mega UBS Group AG | $1,527 | 0.00% | 149 | Shares | 2026-08-13 | |
| Mega MORGAN STANLEY | $635 | 0.00% | 62 | Shares | 2026-08-13 | |
| Mid TENOR CAPITAL MANAGEMENT Co., L.P. ONCHW | — | — | 62,500 | Shares | 2026-08-14 | |
| Large Parallax Volatility Advisers, L.P. ONCHW | — | — | 35,165 | Shares | 2026-08-14 | |
| Mid MMCAP International Inc. SPC ONCHW | — | — | 150,000 | Shares | 2026-08-14 | |
| Small DLD Asset Management, LP ONCHW | — | — | 27,209 | Shares | 2026-08-13 | |
| Mid RIVERNORTH CAPITAL MANAGEMENT, LLC ONCHW | — | — | 22,008 | Shares | 2026-08-14 | |
| Large HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND Pension ONCHW | — | — | 62,500 | Shares | 2026-08-13 | |
| Large Clear Street Group Inc. ONCHW | — | — | 46,633 | Shares | 2026-08-12 | |
| Mid MOORE CAPITAL MANAGEMENT, LP ONCHW | — | — | 62,500 | Shares | 2026-08-14 | |
| Micro Kepos Capital LP ONCHW | — | — | 5,875 | Shares | 2026-08-13 | |
| Mid Magnetar Financial LLC ONCHW | — | — | 25,000 | Shares | 2026-08-14 | |
| Small Radcliffe Capital Management, L.P. ONCHW | — | — | 14,830 | Shares | 2026-08-14 | |
| Small HGC Investment Management Inc. ONCHW | — | — | 50,000 | Shares | 2026-08-14 | |
| Micro GRITSTONE ASSET MANAGEMENT LLC ONCHW | — | — | 12,358 | Shares | 2026-08-06 | |
| Small Shaolin Capital Management LLC ONCHW | — | — | 79,140 | Shares | 2026-08-14 | |
| Large Verition Fund Management LLC ONCHW | — | — | 60,450 | Shares | 2026-08-14 | |
| Large PICTON MAHONEY ASSET MANAGEMENT ONCHW | — | — | 25,000 | Shares | 2026-08-13 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP ONCHW | — | — | 11,060 | Shares | 2026-08-14 | |
| Mid HBK INVESTMENTS L P ONCHW | — | — | 62,501 | Shares | 2026-08-14 | |
| Mid Linden Advisors LP ONCHW | — | — | 127,524 | Shares | 2026-08-14 | |
| Mega MILLENNIUM MANAGEMENT LLC ONCHW | — | — | 25,000 | Call | 2026-08-14 | |
| Mid Alberta Investment Management Corp ONCHW | — | — | 6,250 | Shares | 2026-08-06 | |
| Small K2 PRINCIPAL FUND, L.P. ONCHW | — | — | 25,000 | Shares | 2026-08-07 | |
| Mega UBS Group AG ONCHW | — | — | 327 | Shares | 2026-08-13 | |
| Mega BNP PARIBAS ARBITRAGE, SA ONCHW | — | — | 6,015 | Shares | 2026-08-13 |
Key facts
CIK
2054272
CUSIP
G6757R105
13F (30d)
74 filings
73 filers