We are live on ! Find out more
FLS icon

Flowserve

484 hedge funds and large institutions have $6.96B invested in Flowserve in 2025 Q2 according to their latest regulatory filings, with 84 funds opening new positions, 189 increasing their positions, 150 reducing their positions, and 78 closing their positions.

New
Increased
Maintained
Reduced
Closed

91% more call options, than puts

Call options by funds: $35M | Put options by funds: $18.3M

33% more funds holding in top 10

Funds holding in top 10: 34 (+1)

26% more repeat investments, than reductions

Existing positions increased: 189 | Existing positions reduced: 150

14% more capital invested

Capital invested by funds: $6.09B → $6.96B (+$866M)

6.82% more ownership

Funds ownership: 94.68%101.51% (+6.8%)

8% more first-time investments, than exits

New positions opened: 84 | Existing positions closed: 78

0% more funds holding

Funds holding: 483484 (+1)

Holders
484
Holders Change
+1
Holders Change %
+0.21%
% of All Funds
6.37%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.05%
New
84
Increased
189
Reduced
150
Closed
78
Calls
$35M
Puts
$18.3M
Net Calls
+$16.7M
Net Calls Change
-$5.64M
Name Holding Trade Value Shares
Change
Change in
Stake
Walleye Capital
101
Walleye Capital
New York
$8.24M +$7.03M +149,508 +1,902%
ACA
102
Aptus Capital Advisors
Alabama
$7.97M +$7.16M +152,248 New
GAM
103
Gotham Asset Management
New York
$7.83M -$1.02M -21,724 -13%
New York State Teachers Retirement System (NYSTRS)
104
New York State Teachers Retirement System (NYSTRS)
New York
$7.82M
SCM
105
SIR Capital Management
New York
$7.8M +$7.01M +149,000 New
PC
106
Pier Capital
Connecticut
$7.59M -$1.98M -42,066 -22%
JGUA
107
John G. Ullman & Associates
New York
$7.51M -$61.1K -1,300 -0.9%
CSS
108
Cubist Systematic Strategies
Connecticut
$7.14M +$3.64M +77,418 +131%
MF
109
Magnetar Financial
Illinois
$7.13M +$6.41M +136,284 New
LIP
110
Lighthouse Investment Partners
Florida
$7.12M -$432K -9,176 -6%
First Trust Advisors
111
First Trust Advisors
Illinois
$7.04M +$359K +7,624 +6%
State Board of Administration of Florida Retirement System
112
State Board of Administration of Florida Retirement System
Florida
$6.99M +$64.9K +1,380 +1%
IC
113
IEQ Capital
California
$6.98M +$2.95M +62,763 +89%
State of Wisconsin Investment Board
114
State of Wisconsin Investment Board
Wisconsin
$6.82M -$840K -17,852 -12%
ACB
115
Aristotle Capital Boston
Massachusetts
$6.42M +$3.79M +80,628 +192%
California State Teachers Retirement System (CalSTRS)
116
California State Teachers Retirement System (CalSTRS)
California
$6.36M
ZP
117
Zimmer Partners
New York
$6.28M +$5.64M +120,000 New
Acadian Asset Management
118
Acadian Asset Management
Massachusetts
$5.94M -$3.74M -79,495 -41%
BHCM
119
Brevan Howard Capital Management
Jersey
$5.81M +$4.15M +88,313 +389%
Citigroup
120
Citigroup
New York
$5.48M +$928K +19,738 +23%
WorldQuant Millennium Advisors
121
WorldQuant Millennium Advisors
New York
$5.47M +$4.91M +104,460 New
T. Rowe Price Associates
122
T. Rowe Price Associates
Maryland
$5.38M +$69.9K +1,487 +1%
Capital Fund Management (CFM)
123
Capital Fund Management (CFM)
France
$5.28M +$42.1K +895 +0.9%
Manulife (Manufacturers Life Insurance)
124
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$5.27M -$301K -6,389 -6%
Universal-Beteiligungs- und Servicegesellschaft
125
Universal-Beteiligungs- und Servicegesellschaft
Germany
$5.24M -$6.66M -141,522 -59%

FLS Hedge Fund Activity: Q2 2025 in Review

484 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Flowserve (FLS) for Q2 2025, worth a combined $6.96B — up 14% from $6.09B a quarter earlier.

Buyers outnumbered sellers: 84 funds opened new FLS positions and 78 closed out — a net gain of 6 holders — while 189 added to existing stakes and 150 trimmed.

The largest buyer was Boston Partners, opening a new position worth an estimated $201M. The largest seller was Wellington Management Group, cutting an estimated $200M.

  • 484 institutional investors held Flowserve (FLS) as of Q2 2025, up from 483 in Q1 2025.
  • Funds reported $6.96B of Flowserve stock for Q2 2025, up 14% quarter-over-quarter.
  • 84 funds opened new Flowserve positions in Q2 2025 and 78 closed out, a net change of +6 holders.
  • The largest Flowserve buyer in Q2 2025 was Boston Partners, an estimated $201M added.
  • The largest Flowserve seller in Q2 2025 was Wellington Management Group, an estimated $200M sold.

Based on aggregated 13F filings for Q2 2025.