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Heidrick & Struggles
HSII

Overview Fund Activity

205 hedge funds and large institutions have $902M invested in Heidrick & Struggles in 2025 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 89 increasing their positions, 59 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
205
Holders Change
-1
Holders Change %
-0.49%
% of All Funds
2.75%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
28
Increased
89
Reduced
59
Closed
24
Calls
$9K
Puts
–
Net Calls
+$9K
Net Calls Change
-$94K

Top Buyers

1
MCO
1
MAK Capital One
New York
$55.4M
2
American Century Companies
2
American Century Companies
Missouri
$25.3M
3
Millennium Management
3
Millennium Management
New York
$6.04M
4
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$10.1M
5
BlackRock
5
BlackRock
New York
$155M

Top Sellers

1
Allianz Asset Management
1
Allianz Asset Management
Germany
$15.5M
2
Invesco
2
Invesco
Georgia
$7.49M
3
AFR
3
Applied Fundamental Research
Massachusetts
$8.1M
4
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$56.3M
5
Pacer Advisors
5
Pacer Advisors
Pennsylvania
$5.78M
Name Holding Trade Value Shares
Change 		Shares
Change %
Invesco
26
Invesco
Georgia
$7.49M -$5.32M -116,153 -42%
Jacobs Levy Equity Management
27
Jacobs Levy Equity Management
New Jersey
$7.18M -$3.06M -66,818 -30%
Goldman Sachs
28
Goldman Sachs
New York
$6.66M -$2.78M -60,851 -29%
HIM
29
Hillsdale Investment Management
Ontario, Canada
$6.51M +$1.11M +24,200 +21%
GVIC
30
Global Value Investment Corporation
Wisconsin
$6.19M -$25.9K -565 -0.4%
Millennium Management
31
Millennium Management
New York
$6.04M +$4.63M +101,254 +330%
Ameriprise
32
Ameriprise
Minnesota
$5.85M -$423K -9,247 -7%
Pacer Advisors
33
Pacer Advisors
Pennsylvania
$5.78M -$3.92M -85,627 -40%
Barclays
34
Barclays
United Kingdom
$5.74M +$1.61M +35,139 +39%
Robeco Institutional Asset Management
35
Robeco Institutional Asset Management
Netherlands
$5.54M +$91.6K +2,002 +2%
Principal Financial Group
36
Principal Financial Group
Iowa
$5.17M -$142K -3,111 -3%
Citadel Advisors
37
Citadel Advisors
Florida
$4.24M +$1.9M +41,453 +81%
Public Sector Pension Investment Board (PSP Investments)
38
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$3.86M -$56.2K -1,229 -1%
Tudor Investment Corp
39
Tudor Investment Corp
Connecticut
$3.74M +$2.17M +47,442 +138%
Boston Partners
40
Boston Partners
Massachusetts
$3.55M -$76.4K -1,744 -2%
Lazard Asset Management
41
Lazard Asset Management
New York
$3.45M +$226K +4,930 +7%
UBS AM
42
UBS AM
Illinois
$3.29M +$1.65M +36,094 +101%
Universal-Beteiligungs- und Servicegesellschaft
43
Universal-Beteiligungs- und Servicegesellschaft
Germany
$3.25M -$652K -14,250 -17%
CEI
44
Clark Estates Inc
New York
$3.08M – – –
RA
45
Royce & Associates
New York
$3.08M +$25.3K +553 +0.8%
RhumbLine Advisers
46
RhumbLine Advisers
Massachusetts
$2.8M +$110K +2,403 +4%
Legal & General Group
47
Legal & General Group
United Kingdom
$2.8M +$33.3K +728 +1%
MAM
48
Martingale Asset Management
Massachusetts
$2.68M +$45.9K +1,004 +2%
UBS Group
49
UBS Group
Switzerland
$2.25M -$1.23M -26,958 -35%
AQR Capital Management
50
AQR Capital Management
Connecticut
$2.17M +$82.5K +1,802 +4%
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