1RT ACQUISITION CORP.

Ticker: ONCH CUSIP: G6757R105 Class: USD CL A ORD SHS

Holders for Q4 2025 Position Changes for Q4 2025

Note: Option positions (PUT/CALL) are excluded.

New Positions (15)

MMCAP International Inc. SPC
Value ($000) $6,120 Shares 600,000
Mint Tower Capital Management B.V.
Value ($000) $2 Shares 200,000
Quarry LP
Value ($000) $510 Shares 49,959
DLD Asset Management, LP
Value ($000) $1,115 Shares 109,331
Cable Car Capital, LP
Value ($000) $1,275 Shares 125,000
Jain Global LLC
Value ($000) $9,101 Shares 892,221
MOORE CAPITAL MANAGEMENT, LP
Value ($000) $2,550 Shares 250,000
Virtu Financial LLC
Value ($000) $1 Shares 80,288
Magnetar Financial LLC
Value ($000) $1,020 Shares 100,000
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
Value ($000) $2,550 Shares 250,000
MILLENNIUM MANAGEMENT LLC
Value ($000) $2,672 Shares 261,952
PenderFund Capital Management Ltd.
Value ($000) $51 Shares 5,000
TIG Advisors, LLC
Value ($000) $102 Shares 10,000
Alberta Investment Management Corp
Value ($000) $255 Shares 25,000
MORGAN STANLEY
Value ($000) $0 Shares 46

Increased Positions (9)

METEORA CAPITAL, LLC
Value ($000) $15,698 (+3.5%) Shares 1,539,014 (+6.0%)
Governors Lane LP
Value ($000) $5,331 (+11.3%) Shares 522,663 (+14.0%)
Radcliffe Capital Management, L.P.
Value ($000) $1,421 (+122.1%) Shares 139,292 (+127.5%)
Shaolin Capital Management LLC
Value ($000) $2,040 (+144.8%) Shares 200,000 (+150.8%)
RIVERNORTH CAPITAL MANAGEMENT, LLC
Value ($000) $898 (+95.2%) Shares 88,032 (+100.0%)
Clear Street Group Inc.
Value ($000) $666 (+369.8%) Shares 65,260 (+381.3%)
Verition Fund Management LLC
Value ($000) $2,988 (+11.8%) Shares 292,969 (+14.5%)
BOOTHBAY FUND MANAGEMENT, LLC
Value ($000) $470 (+4.7%) Shares 46,070 (+7.3%)
TORONTO DOMINION BANK
Value ($000) $78 (+51.4%) Shares 7,600 (+55.1%)

Exited Positions (1)

CITADEL ADVISORS LLC
Value ($000) $111 Shares 10,658