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OACC

Oaktree Acquisition Corp III Life Sciences

48 hedge funds and large institutions have $175M invested in Oaktree Acquisition Corp III Life Sciences in 2025 Q3 according to their latest regulatory filings, with 5 funds opening new positions, 10 increasing their positions, 9 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

25% more first-time investments, than exits

New positions opened: 5 | Existing positions closed: 4

11% more repeat investments, than reductions

Existing positions increased: 10 | Existing positions reduced: 9

2% more funds holding

Funds holding: 4748 (+1)

1.01% more ownership

Funds ownership: 83.31%84.32% (+1%)

2% more capital invested

Capital invested by funds: $172M → $175M (+$2.63M)

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
48
Holders Change
+1
Holders Change %
+2.13%
% of All Funds
0.63%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
5
Increased
10
Reduced
9
Closed
4
Calls
$32K
Puts
Net Calls
+$32K
Net Calls Change
-$6K
Name Holding Trade Value Shares
Change
Change in
Stake
COPPSERS
26
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$2.89M
Millennium Management
27
Millennium Management
New York
$2.88M
WA
28
Whitebox Advisors
Minnesota
$2.63M
MC
29
Meteora Capital
Florida
$2.61M +$2.08M +199,000 +402%
RCM
30
Radcliffe Capital Management
Pennsylvania
$2.37M +$1.5M +143,749 +175%
WRBC
31
W.R. Berkley Corp
Connecticut
$2.35M +$1.3M +124,315 +125%
KPF
32
K2 Principal Fund
Ontario, Canada
$2.05M
Verition Fund Management
33
Verition Fund Management
Connecticut
$1.69M +$106K +10,117 +7%
DAM
34
DLD Asset Management
New York
$1.33M +$274K +26,189 +26%
SSA
35
Schonfeld Strategic Advisors
New York
$1.31M -$4.49M -430,000 -77%
UBS Group
36
UBS Group
Switzerland
$1.04M +$1.03M +98,711 +987,110%
PMAM
37
Picton Mahoney Asset Management
Ontario, Canada
$789K
JP Morgan Chase
38
JP Morgan Chase
New York
$783K -$1.31M -124,959 -63%
MSU
39
Mizuho Securities USA
New York
$723K -$940K -89,991 -56%
Citigroup
40
Citigroup
New York
$533K +$532K +50,900 New
CC
41
Centiva Capital
New York
$423K
RC
42
Rangeley Capital
Connecticut
$398K +$395K +37,827 New
RAM
43
Readystate Asset Management
Illinois
$262K +$261K +25,000 New
CS
44
Clear Street
New York
$231K
Geode Capital Management
45
Geode Capital Management
Massachusetts
$160K +$159K +15,243 New
KC
46
Kepos Capital
New York
$158K -$418K -40,000 -73%
BI
47
Bulldog Investors
New Jersey
$142K
Morgan Stanley
48
Morgan Stanley
New York
$11 -$575 -55 -98%
LIP
49
Lighthouse Investment Partners
Florida
-$8.88M -850,000 Closed
VF
50
Virtu Financial
New York
-$493K -47,048 Closed

OACC Hedge Fund Activity: Q3 2025 in Review

48 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Oaktree Acquisition Corp III Life Sciences (OACC) for Q3 2025, worth a combined $175M — up 1.5% from $172M a quarter earlier.

Buyers outnumbered sellers: 5 funds opened new OACC positions and 4 closed out — a net gain of 1 holder — while 10 added to existing stakes and 9 trimmed.

The largest buyer was Empyrean Capital Partners, opening a new position worth an estimated $7.84M. The largest seller was Lighthouse Investment Partners, exiting entirely with an estimated $8.88M sold.

  • 48 institutional investors held Oaktree Acquisition Corp III Life Sciences (OACC) as of Q3 2025, up from 47 in Q2 2025.
  • Funds reported $175M of Oaktree Acquisition Corp III Life Sciences stock for Q3 2025, up 1.5% quarter-over-quarter.
  • 5 funds opened new Oaktree Acquisition Corp III Life Sciences positions in Q3 2025 and 4 closed out, a net change of +1 holder.
  • The largest Oaktree Acquisition Corp III Life Sciences buyer in Q3 2025 was Empyrean Capital Partners, an estimated $7.84M added.
  • The largest Oaktree Acquisition Corp III Life Sciences seller in Q3 2025 was Lighthouse Investment Partners, an estimated $8.88M sold.

Based on aggregated 13F filings for Q3 2025.