HEIDRICK & STRUGGLES INTERNATIONAL INC - Common Stock, $0.01 par value (HSII) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock, $0.01 par value
Symbol
HSII
Shares outstanding
20,926,931
Price per share
$59.01
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
19,692,270
Total reported value
$979,850,485
% of total 13F portfolios
0%
Share change
-51,136
Value change
-$1,253,714
Number of holders
211
Price from insider filings
$59.01
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of HEIDRICK & STRUGGLES INTERNATIONAL INC - Common Stock, $0.01 par value (HSII) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 16% $126,729,439 3,219,752 BlackRock, Inc. 31 Mar 2025
MAK CAPITAL ONE LLC 5.8% +11% $60,408,935 +$6,876,124 1,213,762 +13% MAK Capital Fund LP 27 Oct 2025
DIMENSIONAL FUND ADVISORS LP 5.4% $55,776,206 1,120,677 Dimensional Fund Advisors LP 30 Sep 2025

As of 30 Sep 2025, 211 institutional investors reported holding 19,692,270 shares of HEIDRICK & STRUGGLES INTERNATIONAL INC - Common Stock, $0.01 par value (HSII). This represents 94% of the company’s total 20,926,931 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of HEIDRICK & STRUGGLES INTERNATIONAL INC - Common Stock, $0.01 par value (HSII) together control 74% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 16% 3,287,086 -2.9% 0% $163,598,283
VANGUARD GROUP INC 7.3% 1,536,068 +0.61% 0% $76,450,105
MAK CAPITAL ONE LLC 5.8% 1,213,762 +0.19% 12% $60,408,935
DIMENSIONAL FUND ADVISORS LP 5.4% 1,120,677 -8.9% 0.01% $55,775,544
RENAISSANCE TECHNOLOGIES LLC 5.2% 1,096,340 -0.49% 0.07% $54,564,842
Corvex Management LP 4.8% 1,002,462 0% 1.8% $49,892,534
STATE STREET CORP 3.8% 788,495 +0.02% 0% $39,243,396
AMERICAN CENTURY COMPANIES INC 3% 635,768 +15% 0.02% $31,642,173
GEODE CAPITAL MANAGEMENT, LLC 2.6% 547,563 +1.1% 0% $27,256,048
SYSTEMATIC FINANCIAL MANAGEMENT LP 2.4% 496,558 -0.32% 0.6% $24,713,746
WELLINGTON MANAGEMENT GROUP LLP 2% 421,601 -0.22% 0% $20,983,082
JPMORGAN CHASE & CO 1.6% 336,498 +53% 0% $16,747,505
LSV ASSET MANAGEMENT 1.4% 291,602 -3.5% 0.03% $14,513,000
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.3% 276,542 +12% 0% $13,763,495
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 1.2% 259,554 +11% 0.04% $12,918,003
Allianz Asset Management GmbH 1.1% 237,671 -30% 0.01% $11,828,886
Qube Research & Technologies Ltd 1.1% 237,008 +21% 0.02% $11,795,888
NORTHERN TRUST CORP 1.1% 234,861 -2.5% 0% $11,689,032
Point72 Asset Management, L.P. 1.1% 223,004 +524% 0.02% $11,098,909
MORGAN STANLEY 1% 213,848 -18% 0% $10,643,271
MILLENNIUM MANAGEMENT LLC 0.99% 206,662 +57% 0.01% $10,285,568
Bank of New York Mellon Corp 0.99% 206,432 -1.7% 0% $10,274,138
Applied Fundamental Research, LLC 0.83% 174,612 -1.3% 8.4% $8,690,429
BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.81% 169,668 -17% 0.18% $8,444,376
GOLDMAN SACHS GROUP INC 0.8% 168,207 +16% 0% $8,371,647

Institutional Holders of HEIDRICK & STRUGGLES INTERNATIONAL INC - Common Stock, $0.01 par value (HSII) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 0 $0 -$6,965,019 $59.01 0
2025 Q3 19,692,270 $979,850,485 -$1,253,714 $49.77 211
2025 Q2 19,723,733 $902,382,873 +$1,894,693 $45.76 207
2025 Q1 19,714,302 $844,144,092 -$5,370,099 $42.83 205
2024 Q4 19,857,945 $879,904,001 +$27,365,476 $44.31 188
2024 Q3 18,995,816 $737,959,219 +$10,338,992 $38.86 181
2024 Q2 18,757,789 $592,365,218 +$16,151,589 $31.58 168
2024 Q1 18,225,708 $613,346,364 +$7,257,420 $33.66 174
2023 Q4 24,474 $722,717 +$157,041 $29.53 2
2023 Q3 18,240,788 $456,382,201 +$714,048 $25.02 155
2023 Q2 17,806,682 $471,426,444 +$1,854,689 $26.47 156
2023 Q1 17,928,814 $544,088,039 -$7,207,595 $30.36 169
2022 Q4 18,262,258 $510,810,024 +$10,472,250 $27.97 167
2022 Q3 17,677,806 $459,475,299 -$5,860,313 $25.99 159
2022 Q2 18,046,119 $583,408,663 +$5,840,774 $32.36 162
2022 Q1 17,838,429 $705,784,696 -$8,295,290 $39.58 169
2021 Q4 17,988,683 $786,321,445 -$4,574,073 $43.73 173
2021 Q3 18,071,541 $807,172,240 +$11,944,204 $44.63 169
2021 Q2 17,885,659 $796,795,040 +$17,559,583 $44.55 154
2021 Q1 17,598,298 $628,677,431 -$12,447,220 $35.72 147
2020 Q4 17,945,051 $527,333,033 +$4,026,924 $29.38 134
2020 Q3 17,757,496 $349,238,016 +$2,787,697 $19.65 128
2020 Q2 17,144,236 $370,199,209 -$7,093,850 $21.62 149
2020 Q1 17,748,171 $399,392,991 -$5,083,239 $22.50 132
2019 Q4 17,752,533 $576,605,580 +$11,445,810 $32.50 155
2019 Q3 17,369,051 $473,995,424 -$9,511,111 $27.30 149
2019 Q2 17,739,781 $531,119,606 +$18,334,466 $29.97 159
2019 Q1 17,303,924 $663,328,041 -$2,875,742 $38.33 177
2018 Q4 17,456,108 $544,492,549 -$7,414,744 $31.19 169
2018 Q3 17,633,422 $596,828,846 +$21,616,740 $33.85 170
2018 Q2 16,976,978 $594,227,650 +$32,107,832 $35.00 155
2018 Q1 16,118,082 $503,686,844 +$2,726,894 $31.25 149
2017 Q4 15,751,160 $386,720,222 +$4,496,875 $24.55 128
2017 Q3 15,549,117 $328,857,692 -$5,532,538 $21.15 108
2017 Q2 15,808,981 $343,847,016 +$3,649,109 $21.75 108
2017 Q1 15,504,453 $408,431,346 +$59,693,758 $26.35 111
2016 Q4 15,993,325 $386,231,040 +$2,127,181 $24.15 109
2016 Q3 16,023,619 $297,249,903 -$3,142,676 $18.55 120
2016 Q2 16,263,328 $274,544,493 -$8,068,945 $16.88 121
2016 Q1 16,500,402 $390,949,388 -$553,928 $23.70 133
2015 Q4 16,494,513 $448,888,813 +$7,407,374 $27.22 138
2015 Q3 15,897,651 $309,213,310 -$3,684,470 $19.45 117
2015 Q2 15,755,132 $410,875,188 +$12,482,029 $26.08 123
2015 Q1 15,326,273 $376,570,023 +$7,745,953 $24.58 113
2014 Q4 15,279,892 $352,164,082 +$12,974,958 $23.05 112
2014 Q3 14,755,741 $303,072,245 +$22,293,685 $20.54 112
2014 Q2 13,540,033 $250,435,313 -$221,724 $18.50 97
2014 Q1 13,602,089 $272,951,919 -$1,216,117 $20.07 93