OS

OneStream, Inc. Class A Common Stock

183 hedge funds and large institutions have $2.46B invested in OneStream, Inc. Class A Common Stock in 2025 Q2 according to their latest regulatory filings, with 65 funds opening new positions, 76 increasing their positions, 30 reducing their positions, and 18 closing their positions.

Holders
183
Holders Change
+44
Holders Change %
+31.65%
% of All Funds
2.46%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.01%
New
65
Increased
76
Reduced
30
Closed
18
Calls
$26.2M
Puts
$945K
Net Calls
+$25.2M
Net Calls Change
+$10.2M
Name Market Value Shares Shares
Change
Shares
Change %
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$255M 9,025,499 +87,817 +1%
Vanguard Group
2
Vanguard Group
Pennsylvania
$221M 7,819,431 +4,227,978 +118%
Kayne Anderson Rudnick Investment Management
3
Kayne Anderson Rudnick Investment Management
California
$195M 6,875,115 +496,985 +8%
Norges Bank
4
Norges Bank
Norway
$180M 6,343,592 +6,343,592 New
DPCM
5
Darlington Partners Capital Management
California
$109M 3,839,405
CIP
6
Champlain Investment Partners
Vermont
$107M 3,774,996 -262,599 -7%
Goldman Sachs
7
Goldman Sachs
New York
$103M 3,623,209 +2,520,572 +229%
Temasek Holdings
8
Temasek Holdings
Singapore
$83.7M 2,956,360
TCM
9
TimesSquare Capital Management
New York
$75.5M 2,666,751 -32,894 -1%
Brown Advisory
10
Brown Advisory
Maryland
$73.6M 2,602,154 +157,257 +6%
AllianceBernstein
11
AllianceBernstein
Tennessee
$66.4M 2,345,434 -501,846 -18%
BlackRock
12
BlackRock
New York
$58M 2,049,875 +1,020,182 +99%
Marshall Wace
13
Marshall Wace
United Kingdom
$56.3M 1,989,102 +1,968,548 +9,577%
American Century Companies
14
American Century Companies
Missouri
$46.8M 1,653,179 +345,566 +26%
Neuberger Berman Group
15
Neuberger Berman Group
New York
$43.9M 1,549,660 -568,356 -27%
WA
16
Wasatch Advisors
Utah
$35.9M 1,267,914 +1,267,914 New
Citadel Advisors
17
Citadel Advisors
Florida
$34.2M 1,210,113 +457,843 +61%
Massachusetts Financial Services
18
Massachusetts Financial Services
Massachusetts
$30.1M 1,063,784 -419,200 -28%
Royal Bank of Canada
19
Royal Bank of Canada
Ontario, Canada
$28.7M 1,013,577 +949,809 +1,489%
Alkeon Capital Management
20
Alkeon Capital Management
New York
$26.9M 950,000 -1,576,261 -62%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
21
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$26.9M 950,000 -203,900 -18%
Geode Capital Management
22
Geode Capital Management
Massachusetts
$26.8M 946,352 +264,016 +39%
Morgan Stanley
23
Morgan Stanley
New York
$26.6M 938,295 +540,155 +136%
Federated Hermes
24
Federated Hermes
Pennsylvania
$24.1M 850,000
SGM
25
Seven Grand Managers
New York
$24.1M 850,000 +350,000 +70%