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HSII

Heidrick & Struggles
HSII

Delisted

HSII was delisted on the 9th of December, 2025.

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135 hedge funds and large institutions have $387M invested in Heidrick & Struggles in 2017 Q4 according to their latest regulatory filings, with 35 funds opening new positions, 47 increasing their positions, 30 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed

218% more first-time investments, than exits

New positions opened: 35 | Existing positions closed: 11

57% more repeat investments, than reductions

Existing positions increased: 47 | Existing positions reduced: 30

22% more funds holding

Funds holding: 111 → 135 (+24)

18% more capital invested

Capital invested by funds: $329M → $387M (+$58M)

1.1% more ownership

Funds ownership: 82.75% → 83.85% (+1.1%)

56% less call options, than puts

Call options by funds: $189K | Put options by funds: $427K

Holders
135
Holders Change
+24
Holders Change %
+21.62%
% of All Funds
3.06%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
35
Increased
47
Reduced
30
Closed
11
Calls
$189K
Puts
$427K
Net Calls
-$238K
Net Calls Change
-$284K

Top Buyers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
+$3.52M
2
AL
AJO LP
Pennsylvania
+$3.4M
3
Morgan Stanley
Morgan Stanley
New York
+$3.38M
4
Two Sigma Investments
Two Sigma Investments
New York
+$2.08M
5
CIP
Chartwell Investment Partners
Pennsylvania
+$1.85M

Top Sellers

Rank Fund Capital Flow
1
Boston Partners
Boston Partners
Massachusetts
-$16.4M
2
Franklin Resources
Franklin Resources
California
-$15.7M
3
RA
Royce & Associates
New York
-$1.6M
4
GC
Guggenheim Capital
Illinois
-$1.3M
5
PI
Putnam Investments
Massachusetts
-$859K
Name Holding Trade Value Shares
Change 		Change in
Stake
GCP
51
GSA Capital Partners
United Kingdom
$987K +$523K +22,300 +125%
New York State Teachers Retirement System (NYSTRS)
52
New York State Teachers Retirement System (NYSTRS)
New York
$929K – – –
TA
53
Teachers Advisors
New York
$907K +$36.6K +1,563 +4%
Russell Investments Group
54
Russell Investments Group
United Kingdom
$902K +$597K +25,455 +219%
Thrivent Financial for Lutherans
55
Thrivent Financial for Lutherans
Minnesota
$890K +$5.46K +233 +0.6%
Legal & General Group
56
Legal & General Group
United Kingdom
$857K – – –
SRAM
57
Stone Ridge Asset Management
New York
$826K +$788K +33,642 New
Swiss National Bank
58
Swiss National Bank
Switzerland
$803K – – –
AG
59
Algert Global
California
$791K +$756K +32,240 New
VOYA Investment Management
60
VOYA Investment Management
Georgia
$789K -$38.3K -1,633 -5%
SCA
61
Secor Capital Advisors
New York
$788K +$753K +32,118 New
ASRS
62
Arizona State Retirement System
Arizona
$775K +$512K +21,846 +225%
SO
63
STRS Ohio
Ohio
$748K +$148K +6,300 +26%
CIC
64
Cornercap Investment Counsel
Georgia
$740K +$706K +30,130 New
California State Teachers Retirement System (CalSTRS)
65
California State Teachers Retirement System (CalSTRS)
California
$710K -$18.1K -771 -3%
KBC Group
66
KBC Group
Belgium
$660K – – –
State Board of Administration of Florida Retirement System
67
State Board of Administration of Florida Retirement System
Florida
$595K +$4.38K +187 +0.8%
HCM
68
Highbridge Capital Management
New York
$585K +$246K +10,484 +79%
Canada Life
69
Canada Life
Manitoba, Canada
$575K -$79.7K -3,402 -13%
MC
70
Menta Capital
California
$571K +$545K +23,271 New
Squarepoint
71
Squarepoint
New York
$538K +$513K +21,905 New
New York State Common Retirement Fund
72
New York State Common Retirement Fund
New York
$518K – – –
Comerica Bank
73
Comerica Bank
Texas
$510K -$9.96K -425 -2%
AP
74
AHL Partners
United Kingdom
$488K +$466K +19,882 New
Tudor Investment Corp
75
Tudor Investment Corp
Connecticut
$454K +$22.2K +949 +5%
1 2
3
4 5

HSII Hedge Fund Activity: Q4 2017 in Review

135 of the 4,409 institutional investors tracked by Wall St. Rank reported a position in Heidrick & Struggles (HSII) for Q4 2017, worth a combined $387M — up 18% from $329M a quarter earlier.

Buyers outnumbered sellers: 35 funds opened new HSII positions and 11 closed out — a net gain of 24 holders — while 47 added to existing stakes and 30 trimmed.

The largest buyer was Millennium Management, adding an estimated $3.52M. The largest seller was Boston Partners, cutting an estimated $16.4M.

  • 135 institutional investors held Heidrick & Struggles (HSII) as of Q4 2017, up from 111 in Q3 2017.
  • Funds reported $387M of Heidrick & Struggles stock for Q4 2017, up 18% quarter-over-quarter.
  • 35 funds opened new Heidrick & Struggles positions in Q4 2017 and 11 closed out, a net change of +24 holders.
  • The largest Heidrick & Struggles buyer in Q4 2017 was Millennium Management, an estimated $3.52M added.
  • The largest Heidrick & Struggles seller in Q4 2017 was Boston Partners, an estimated $16.4M sold.

Based on aggregated 13F filings for Q4 2017.