1RT Acquisition Corp. - ONCH

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
METEORA CAPITAL, LLC History Added to 1,539,014 15,697 1.31% 1.61% 1 +86,992 5.99% Q4 2025 Feb 17, 2026
Point72 Asset Management, L.P. History No change 1,500,000 15,600 0.02% 0.03% 2 0 0.0% Q4 2025 Feb 17, 2026
Harraden Circle Investments, LLC History No change 1,500,192 15,301 2.8% 3.05% 3 0 0.0% Q4 2025 Feb 13, 2026
Jain Global LLC History Reduced 892,221 9,100 0.04% 0.04% 4 -2,082 -0.23% Q4 2025 Feb 17, 2026
J. Goldman & Co LP History No change 1,078,125 8,946 0.24% 0.23% 5 0 0.0% Q4 2025 Feb 17, 2026
Saba Capital Management, L.P. History No change 774,932 7,904 0.23% 0.22% 6 0 0.0% Q4 2025 Feb 17, 2026
LMR Partners LLP History No change 700,000 7,280 0.01% 0.03% 7 0 0.0% Q4 2025 Feb 17, 2026
MMCAP International Inc. SPC History No change 600,000 6,120 0.61% 0.74% 8 0 0.0% Q4 2025 Feb 09, 2026
Governors Lane LP History Added to 522,663 5,331 0.32% 0.37% 9 +64,108 13.98% Q4 2025 Feb 17, 2026
LINDEN ADVISORS LP History No change 510,100 5,203 0.03% 0.04% 10 0 0.0% Q4 2025 Feb 17, 2026
Polar Asset Management Partners Inc. History New 500,000 5,200 0.07% 11 +500,000 New Q4 2025 Feb 17, 2026
First Trust Capital Management L.P. History No change 299,996 3,059 0.19% 0.2% 12 0 0.0% Q4 2025 Feb 13, 2026
Verition Fund Management LLC History Added to 292,969 2,988 0.01% 0.01% 13 +37,139 14.52% Q4 2025 Feb 13, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 261,952 2,671 0.0% 0.0% 14 -67,048 -20.38% Q4 2025 Feb 17, 2026
WHITEBOX ADVISORS LLC History No change 260,000 2,652 0.04% 0.04% 15 0 0.0% Q4 2025 Feb 17, 2026
Ghisallo Capital Management LLC History No change 250,000 2,600 0.12% 0.09% 16 0 0.0% Q4 2025 Feb 17, 2026
ExodusPoint Capital Management, LP History New 250,000 2,550 0.02% 21 +250,000 New Q4 2025 Feb 17, 2026
Context Capital Management, LLC History No change 250,000 2,550 0.07% 0.08% 17 0 0.0% Q4 2025 Feb 13, 2026
TENOR CAPITAL MANAGEMENT Co., L.P. History No change 250,000 2,550 0.04% 0.03% 18 0 0.0% Q4 2025 Feb 17, 2026
MOORE CAPITAL MANAGEMENT, LP History No change 250,000 2,550 0.04% 0.04% 19 0 0.0% Q4 2025 Feb 17, 2026
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND History No change 250,000 2,550 0.0% 0.0% 20 0 0.0% Q4 2025 Feb 13, 2026
HBK INVESTMENTS L P History No change 249,304 2,542 0.02% 0.03% 22 0 0.0% Q4 2025 Feb 17, 2026
HGC Investment Management Inc. History No change 200,000 2,080 0.44% 0.51% 23 0 0.0% Q4 2025 Feb 17, 2026
Shaolin Capital Management LLC History Added to 200,000 2,040 0.06% 0.04% 25 +120,241 150.76% Q4 2025 Feb 17, 2026
Mint Tower Capital Management B.V. History No change 200,000 2,040 0.24% 0.25% 24 0 0.0% Q4 2025 Feb 12, 2026
CITADEL ADVISORS LLC History Reduced 176,630 1,829 0.0% 0.0% 26 -34,028 -16.15% Q4 2025 Feb 17, 2026
Clear Street Group Inc. History Added to 163,693 1,689 0.01% 0.0% 27 +78,332 91.77% Q4 2025 Feb 13, 2026
TWO SIGMA INVESTMENTS, LP History No change 150,624 1,536 0.0% 0.0% 28 0 0.0% Q4 2025 Feb 17, 2026
Radcliffe Capital Management, L.P. History Added to 139,292 1,420 0.08% 0.04% 29 +78,069 127.52% Q4 2025 Feb 17, 2026
Cable Car Capital, LP History No change 125,000 1,275 0.04% 0.56% 30 0 0.0% Q4 2025 Feb 17, 2026
TORONTO DOMINION BANK History Added to 110,038 1,142 0.0% 0.0% 31 +25,138 29.61% Q4 2025 Feb 17, 2026
DLD Asset Management, LP History Added to 109,331 1,115 0.08% 0.06% 32 +24,331 28.62% Q4 2025 Feb 13, 2026
JPMORGAN CHASE & CO History No change 103,152 1,060 0.0% 0.0% 33 0 0.0% Q4 2025 Feb 11, 2026
ARISTEIA CAPITAL, L.L.C. History No change 100,000 1,020 0.02% 0.02% 34 0 0.0% Q4 2025 Feb 17, 2026
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) History No change 100,000 1,020 1.41% 0.17% 35 0 0.0% Q4 2025 Mar 04, 2026
Magnetar Financial LLC History No change 100,000 1,020 0.01% 0.01% 36 0 0.0% Q4 2025 Feb 17, 2026
K2 PRINCIPAL FUND, L.P. History No change 100,000 1,020 0.08% 0.08% 37 0 0.0% Q4 2025 Feb 13, 2026
PICTON MAHONEY ASSET MANAGEMENT History No change 100,000 1,020 0.01% 0.01% 38 0 0.0% Q4 2025 Feb 11, 2026
RIVERNORTH CAPITAL MANAGEMENT, LLC History Reduced 88,032 897 0.04% 0.05% 39 -5 -0.01% Q4 2025 Feb 17, 2026
Virtu Financial LLC History New 80,288 819 0.03% 40 +80,288 New Q4 2025 Feb 23, 2026
PERISCOPE CAPITAL INC. History No change 79,600 811 0.09% 0.13% 41 0 0.0% Q4 2025 Feb 10, 2026
PEAK6 LLC History No change 75,000 780 0.0% 0.0% 42 0 0.0% Q4 2025 Mar 12, 2026
AQR Arbitrage LLC History No change 75,932 774 0.02% 0.02% 43 0 0.0% Q4 2025 Feb 17, 2026
BERKLEY W R CORP History No change 74,416 759 0.04% 0.04% 44 0 0.0% Q4 2025 Feb 13, 2026
Kamunting Street Capital Management, L.P. History New 60,000 624 0.43% 45 +60,000 New Q4 2025 Feb 17, 2026
Quarry LP History Reduced 59,959 613 0.1% 0.14% 46 -1,361 -2.22% Q4 2025 Feb 13, 2026
HRT FINANCIAL LP History Reduced 49,398 513 0.0% 0.0% 47 -3,708 -6.98% Q4 2025 Feb 12, 2026
GRITSTONE ASSET MANAGEMENT LLC History No change 49,433 504 0.48% 0.53% 48 0 0.0% Q4 2025 Jan 23, 2026
BOOTHBAY FUND MANAGEMENT, LLC History Added to 46,070 469 0.01% 0.01% 49 +3,137 7.31% Q4 2025 Feb 17, 2026
Westchester Capital Management, LLC History No change 30,820 319 0.01% 0.01% 50 0 0.0% Q4 2025 Feb 13, 2026
Yakira Capital Management, Inc. History No change 25,000 260 0.09% 0.09% 51 0 0.0% Q4 2025 Feb 13, 2026
OMERS ADMINISTRATION Corp History No change 25,000 259 0.0% 0.0% 52 0 0.0% Q4 2025 Feb 13, 2026
Hudson Bay Capital Management LP History No change 25,000 255 0.0% 0.0% 53 0 0.0% Q4 2025 Feb 13, 2026
Alberta Investment Management Corp History No change 25,000 255 0.0% 0.0% 54 0 0.0% Q4 2025 Feb 19, 2026
DAVIDSON KEMPNER CAPITAL MANAGEMENT LP History No change 25,000 255 0.0% 0.09% 55 0 0.0% Q4 2025 Feb 17, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 24,060 245 0.0% 0.0% 56 0 0.0% Q4 2025 Feb 10, 2026
SCOGGIN MANAGEMENT LP History Reduced 20,000 208 0.03% 0.04% 57 -5,000 -20.0% Q4 2025 Feb 17, 2026
KRYGER CAPITAL Ltd History New 10,134 105 0.01% 58 +10,134 New Q4 2025 Feb 17, 2026
Walleye Capital LLC History No change 10,000 104 0.0% 0.0% 59 0 0.0% Q4 2025 Feb 13, 2026
SYQUANT CAPITAL SAS History No change 10,000 104 0.01% 0.03% 60 0 0.0% Q4 2025 Jan 13, 2026
Sandia Investment Management LP History No change 10,000 104 0.26% 0.31% 61 0 0.0% Q4 2025 Feb 17, 2026
READYSTATE ASSET MANAGEMENT LP History No change 10,000 104 0.0% 0.0% 62 0 0.0% Q4 2025 Feb 17, 2026
D. E. Shaw & Co., Inc. History No change 10,000 102 0.0% 0.0% 63 0 0.0% Q4 2025 Feb 17, 2026
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS History No change 10,000 102 0.0% 0.0% 64 0 0.0% Q4 2025 Feb 10, 2026
TIG Advisors, LLC History No change 10,000 102 0.0% 0.01% 65 0 0.0% Q4 2025 Feb 17, 2026
Centiva Capital, LP History No change 10,000 102 0.0% 0.0% 66 0 0.0% Q4 2025 Feb 13, 2026
PenderFund Capital Management Ltd. History No change 5,000 51 0.01% 0.01% 67 0 0.0% Q4 2025 Feb 17, 2026
ROYAL BANK OF CANADA History New 167 2 0.0% 68 +167 New Q4 2025 Feb 17, 2026
UBS Group AG History New 144 1 0.0% 69 +144 New Q4 2025 Jan 29, 2026
Wealthspring Capital LLC History Closed out 0 0 0.25% -100,000 -100.0% Q3 2025 Oct 15, 2025
Parallax Volatility Advisers, L.P. History Closed out 0 0 0.0% -56,319 -100.0% Q3 2025 Nov 14, 2025
FIFTH LANE CAPITAL, LP History Closed out 0 0 0.53% -50,000 -100.0% Q3 2025 Nov 12, 2025
Galaxy Group Investments LLC History Closed out 0 0 0.03% -50,000 -100.0% Q3 2025 Mar 23, 2026
Tuttle Capital Management, LLC History Closed out 0 0 1.6% -40,000 -100.0% Q3 2025 Oct 20, 2025
Diametric Capital, LP History Closed out 0 0 0.04% -11,489 -100.0% Q3 2025 Nov 13, 2025
Bulldog Investors, LLP History Closed out 0 0 0.02% -10,000 -100.0% Q3 2025 Nov 14, 2025
HARBERT FUND ADVISORS, INC. History Closed out 0 0 0.69% -10,000 -100.0% Q3 2025 Nov 13, 2025
FNY Investment Advisers, LLC History Closed out 0 0 0.0% -682 -100.0% Q3 2025 Dec 15, 2025
MORGAN STANLEY History New 46 0 +46 New Q4 2025 Feb 13, 2026