OS

OneStream, Inc. Class A Common Stock
OS

Overview Fund Activity

139 hedge funds and large institutions have $1.36B invested in OneStream, Inc. Class A Common Stock in 2025 Q1 according to their latest regulatory filings, with 31 funds opening new positions, 69 increasing their positions, 26 reducing their positions, and 50 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
139
Holders Change
-21
Holders Change %
-13.13%
% of All Funds
1.89%
Holding in Top 10
–
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-100%
% of All Funds
–
New
31
Increased
69
Reduced
26
Closed
50
Calls
$15.8M
Puts
$825K
Net Calls
+$15M
Net Calls Change
-$1.19M

Top Buyers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$110M
2
DPCM
Darlington Partners Capital Management
California
+$81.9M
3
Temasek Holdings
Temasek Holdings
Singapore
+$60.4M
4
Alkeon Capital Management
Alkeon Capital Management
New York
+$53.9M
5
Brown Advisory
Brown Advisory
Maryland
+$51.9M

Top Sellers

1
Invesco
Invesco
Georgia
-$46.2M
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
-$33.5M
3
Westfield Capital Management
Westfield Capital Management
Massachusetts
-$30.2M
4
Fidelity Investments
Fidelity Investments
Massachusetts
-$24.6M
5
HRCM
Hood River Capital Management
Florida
-$18.4M
Name Holding Trade Value Shares
Change 		Shares
Change %
HI
151
HBK Investments
Texas
– -$4.28M -150,000 Closed
Arrowstreet Capital
152
Arrowstreet Capital
Massachusetts
– -$3.45M -121,054 Closed
Balyasny Asset Management
153
Balyasny Asset Management
Illinois
– -$3.02M -106,062 Closed
Franklin Resources
154
Franklin Resources
California
– -$2.97M -104,207 Closed
LP
155
LMR Partners
United Kingdom
– -$2.85M -100,000 Closed
DM
156
Diker Management
New York
– -$2.85M -100,000 Closed
PM
157
Pembroke Management
Quebec, Canada
– -$2.78M -97,637 Closed
CC
158
Covalis Capital
United Kingdom
– -$2.42M -85,000 Closed
VC
159
Vestor Capital
Illinois
– -$2.15M -75,360 Closed
SGM
160
Scalar Gauge Management
Texas
– -$2.02M -70,947 Closed
QC
161
Quadrature Capital
United Kingdom
– -$1.96M -68,501 Closed
Jane Street
162
Jane Street
New York
– -$1.91M -66,913 Closed
HCA
163
Harbor Capital Advisors
Illinois
– -$1.89M -66,176 Closed
Verition Fund Management
164
Verition Fund Management
Connecticut
– -$1.52M -53,405 Closed
First Trust Advisors
165
First Trust Advisors
Illinois
– -$1.49M -52,078 Closed
Calamos Advisors
166
Calamos Advisors
Illinois
– -$1.39M -48,627 Closed
OQS
167
Occudo Quantitative Strategies
Florida
– -$1.32M -46,165 Closed
QT
168
Quantbot Technologies
New York
– -$1.1M -38,395 Closed
BHCM
169
Brevan Howard Capital Management
Jersey
– -$835K -29,293 Closed
JF
170
Jump Financial
Illinois
– -$766K -26,865 Closed
New York State Common Retirement Fund
171
New York State Common Retirement Fund
New York
– -$758K -26,581 Closed
MCM
172
Moore Capital Management
New York
– -$713K -25,000 Closed
LIP
173
Lighthouse Investment Partners
Florida
– -$570K -20,000 Closed
SRL
174
Scientech Research LLC
New Jersey
– -$526K -18,443 Closed
BCM
175
Bayesian Capital Management
New York
– -$479K -16,800 Closed
4 5 6
7
8