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ONT

Onterris Inc
ONT

162 hedge funds and large institutions have $748M invested in Onterris Inc in 2025 Q2 according to their latest regulatory filings, with 29 funds opening new positions, 68 increasing their positions, 50 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed

108% more call options, than puts

Call options by funds: $17.9M | Put options by funds: $8.58M

52% more capital invested

Capital invested by funds: $490M → $748M (+$257M)

36% more repeat investments, than reductions

Existing positions increased: 68 | Existing positions reduced: 50

0.63% less ownership

Funds ownership: 99.18% → 98.55% (-0.63%)

6% less first-time investments, than exits

New positions opened: 29 | Existing positions closed: 31

2% less funds holding

Funds holding: 165 → 162 (-3)

Holders
162
Holders Change
-3
Holders Change %
-1.82%
% of All Funds
2.13%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
29
Increased
68
Reduced
50
Closed
31
Calls
$17.9M
Puts
$8.58M
Net Calls
+$9.28M
Net Calls Change
+$8.13M

Top Buyers

Rank Fund Capital Flow
1
AllianceBernstein
AllianceBernstein
Tennessee
+$22.3M
2
William Blair Investment Management
William Blair Investment Management
Illinois
+$7.43M
3
Marshall Wace
Marshall Wace
United Kingdom
+$4.88M
4
N
Nuveen
North Carolina
+$3.92M
5
SIMG
Stephens Investment Management Group
Texas
+$3.63M

Top Sellers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
-$12.7M
2
GIP
Granite Investment Partners
California
-$12.3M
3
Bank of America
Bank of America
North Carolina
-$12.3M
4
UBS AM
UBS AM
Illinois
-$11.1M
5
Northern Trust
Northern Trust
Illinois
-$4.58M
Name Holding Trade Value Shares
Change 		Change in
Stake
ACM
151
Aster Capital Management
United Arab Emirates
$2.19K +$1.79K +100 New
RIL
152
Rothschild Investment LLC
Illinois
$1.97K -$448 -25 -22%
IA
153
IFP Advisors
Florida
$1.97K +$1.61K +90 New
SPIA
154
Steward Partners Investment Advisory
New York
$1.6K – – –
Jones Financial Companies
155
Jones Financial Companies
Missouri
$821 – – –
AF
156
Allworth Financial
California
$810 +$323 +18 +95%
Northwestern Mutual Wealth Management
157
Northwestern Mutual Wealth Management
Wisconsin
$657 +$538 +30 New
HWP
158
Highline Wealth Partners
California
$503 – – –
TWD
159
True Wealth Design
Ohio
$307 +$197 +11 +367%
SS
160
SBI Securities
Japan
$241 +$179 +10 +1,000%
SBH
161
Segall Bryant & Hamill
Illinois
– -$2.48M -173,636 Closed
RHJA
162
Rice Hall James & Associates
California
– -$941K -65,954 Closed
CS
163
Candriam SCA
Luxembourg
– -$927K -65,000 Closed
LG
164
Lane Generational
Massachusetts
– -$881K -61,779 Closed
DTL
165
Dynamic Technology Lab
Singapore
– -$690K -48,389 Closed
AI
166
Atom Investors
Texas
– -$664K -46,591 Closed
Janney Montgomery Scott
167
Janney Montgomery Scott
Pennsylvania
– -$636K -44,608 Closed
GP
168
Gallo Partners
New Jersey
– -$604K -42,378 Closed
GCM
169
Graham Capital Management
Connecticut
– -$577K -40,474 Closed
VI
170
Versor Investments
New York
– -$406K -28,500 Closed
Federated Hermes
171
Federated Hermes
Pennsylvania
– -$354K -24,800 Closed
JF
172
Jump Financial
Illinois
– -$282K -19,741 Closed
Simplex Trading
173
Simplex Trading
Illinois
– -$353K -19,703 Closed
DFCM
174
Dark Forest Capital Management
Puerto Rico
– -$267K -18,758 Closed
PA
175
Procyon Advisors
Connecticut
– -$252K -17,697 Closed
4 5 6
7
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ONT Hedge Fund Activity: Q2 2025 in Review

162 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Onterris Inc (ONT) for Q2 2025, worth a combined $748M — up 52% from $490M a quarter earlier.

Sellers outnumbered buyers: 31 funds closed out of ONT and 29 opened new positions — a net loss of 2 holders — while 50 trimmed existing stakes and 68 added.

The largest buyer was AllianceBernstein, adding an estimated $22.3M. The largest seller was Millennium Management, cutting an estimated $12.7M.

  • 162 institutional investors held Onterris Inc (ONT) as of Q2 2025, down from 165 in Q1 2025.
  • Funds reported $748M of Onterris Inc stock for Q2 2025, up 52% quarter-over-quarter.
  • 29 funds opened new Onterris Inc positions in Q2 2025 and 31 closed out, a net change of -2 holders.
  • The largest Onterris Inc buyer in Q2 2025 was AllianceBernstein, an estimated $22.3M added.
  • The largest Onterris Inc seller in Q2 2025 was Millennium Management, an estimated $12.7M sold.

Based on aggregated 13F filings for Q2 2025.