ONCH

1RT Acquisition Corp
ONCH

50 hedge funds and large institutions have $123M invested in 1RT Acquisition Corp in 2025 Q4 according to their latest regulatory filings, with 15 funds opening new positions, 9 increasing their positions, reducing their positions, and 1 closing their positions.

Upgrade to unlock
New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding: →

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership: →

Holders
50
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
–
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$149K
Puts
–
Net Calls
Net Calls Change

Top Buyers

1
+$9.2M
2
+$6.18M
3
+$2.7M
4
MCM
Moore Capital Management
New York
+$2.58M
5
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
+$2.58M

Top Sellers

1
-$111K
Name Holding Trade Value Shares
Change 		Change in
Stake
UOC
26
UBS O'Connor
Illinois
$1.02M
KPF
27
K2 Principal Fund
Ontario, Canada
$1.02M
PMAM
28
Picton Mahoney Asset Management
Ontario, Canada
$1.02M
MF
29
Magnetar Financial
Illinois
$1.02M
RCM
30
Rivernorth Capital Management
Florida
$898K
VF
31
Virtu Financial
New York
$819K
PC
32
Periscope Capital
Ontario, Canada
$812K
AA
33
AQR Arbitrage
Connecticut
$775K
WRBC
34
W.R. Berkley Corp
Connecticut
$759K
CS
35
Clear Street
New York
$666K
JP Morgan Chase
36
JP Morgan Chase
New York
$542K
QL
37
Quarry LP
New York
$510K
GAM
38
Gritstone Asset Management
Maryland
$504K
BFM
39
Boothbay Fund Management
New York
$470K
DKCM
40
Davidson Kempner Capital Management
New York
$255K
Hudson Bay Capital Management
41
Hudson Bay Capital Management
Connecticut
$255K
AIMCA
42
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$255K
BNP Paribas Financial Markets
43
BNP Paribas Financial Markets
France
$245K
CC
44
Centiva Capital
New York
$102K
D.E. Shaw & Co
45
D.E. Shaw & Co
New York
$102K
COPPSERS
46
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$102K
TAL
47
TIG Advisors LLC
New York
$102K
Toronto Dominion Bank
48
Toronto Dominion Bank
Ontario, Canada
$77.5K
PCM
49
PenderFund Capital Management
British Columbia, Canada
$51K
Morgan Stanley
50
Morgan Stanley
New York
$469
1
2
3