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The Oncology Institute
TOI

Overview Fund Activity

77 hedge funds and large institutions have $59.9M invested in The Oncology Institute in 2025 Q2 according to their latest regulatory filings, with 42 funds opening new positions, 21 increasing their positions, 5 reducing their positions, and 6 closing their positions.

Holders
77
Holders Change
+35
Holders Change %
+83.33%
% of All Funds
1.03%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
42
Increased
21
Reduced
5
Closed
6
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
BlackRock
1
BlackRock
New York
$6.78M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$8.78M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$3.03M
4
WC
4
Wexford Capital
Florida
$2.29M
5
Geode Capital Management
5
Geode Capital Management
Massachusetts
$2.62M

Top Sellers

1
JAIC
1
Josh Arnold Investment Consultant
Minnesota
$597K
2
CI
2
Cincinnati Insurance
Ohio
$0
3
FL
3
FreeGulliver LLC
Louisiana
$705K
4
MHP
4
Manatuck Hill Partners
Connecticut
$512K
5
QFA
5
Quattro Financial Advisors
Texas
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$8.78M 4,280,887 +2,530,173 +145%
TAS
2
TIFF Advisory Services
Pennsylvania
$7.45M 3,634,465 +655,324 +22%
DM
3
Deerfield Management
New York
$6.89M 3,360,052 – –
BlackRock
4
BlackRock
New York
$6.78M 3,306,904 +3,044,554 +1,160%
Balyasny Asset Management
5
Balyasny Asset Management
Illinois
$5.16M 2,518,337 +371,005 +17%
Marshall Wace
6
Marshall Wace
United Kingdom
$3.03M 1,476,946 +1,476,946 New
Geode Capital Management
7
Geode Capital Management
Massachusetts
$2.62M 1,279,443 +893,696 +232%
WC
8
Wexford Capital
Florida
$2.29M 1,118,679 +1,118,679 New
CP
9
CenterBook Partners
Connecticut
$1.47M 715,899 +715,899 New
State Street
10
State Street
Massachusetts
$1.32M 646,257 +544,957 +538%
Renaissance Technologies
11
Renaissance Technologies
New York
$938K 457,500 +209,900 +85%
UBS Group
12
UBS Group
Switzerland
$862K 420,373 +410,296 +4,072%
Northern Trust
13
Northern Trust
Illinois
$843K 411,357 +334,364 +434%
Millennium Management
14
Millennium Management
New York
$830K 405,009 +405,009 New
MCM
15
Massar Capital Management
Connecticut
$820K 400,000 +300,000 +300%
FCM
16
FourWorld Capital Management
New York
$803K 391,650 +134,650 +52%
FL
17
FreeGulliver LLC
Louisiana
$705K 343,800 -200,561 -37%
JAIC
18
Josh Arnold Investment Consultant
Minnesota
$597K 291,150 -1,697,750 -85%
Two Sigma Investments
19
Two Sigma Investments
New York
$570K 278,165 +278,165 New
MHP
20
Manatuck Hill Partners
Connecticut
$512K 249,800 -100,200 -29%
Bank of New York Mellon
21
Bank of New York Mellon
New York
$510K 248,646 +123,505 +99%
PCM
22
Portolan Capital Management
Massachusetts
$454K 221,512 +221,512 New
EI
23
EAM Investors
California
$401K 195,837 +195,837 New
Morgan Stanley
24
Morgan Stanley
New York
$360K 175,373 +144,885 +475%
Goldman Sachs
25
Goldman Sachs
New York
$317K 154,632 +39,492 +34%
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