13F Insight
DOSSIER · 13F Holders · Q1 2026Technology · Services-Help Supply ServicesMega-capCrowded
NSP

INSPERITY INC

269 institutions still hold INSPERITY INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 45778Q107·Services-Help Supply Services·269 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 0.4%
vs prior quarter
13F value held
$857M
78.0% inst. owned
of float
Holders
269
+114 QoQ
filers reporting
Activity
+8 / −76
+880 added · −659 reduced
this quarter
Concentration
16.78%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

269 institutions reported NSP in Q1 2026. BlackRock, Inc. leads at 16.8% of the visible book. +114 net new institutions vs prior quarter — accumulation reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$144M5.3M0.00%Q1 202602
REINHART PARTNERS, LLC.
CIK 0001080298
$80M2.9M2.29%Q1 202603
Invesco Ltd.
CIK 0000914208
$65M2.4M0.01%Q1 202604
Vanguard Portfolio Management
CIK 0002100121
$58M2.1M0.00%Q1 202605
EARNEST PARTNERS LLC
CIK 0001102578
$56M2.1M0.23%Q1 202606
GOLDMAN SACHS GROUP INC
CIK 0000886982
$45M1.7M0.01%Q1 202607
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$41M1.5M0.00%Q1 202608
HAWK RIDGE CAPITAL MANAGEMENT LP
CIK 0001609074
$40M1.5M1.44%Q1 202609
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$39M1.4M0.01%Q1 202610
STATE STREET CORP
CIK 0000093751
$38M1.4M0.00%Q1 202611
BANK OF AMERICA CORP /DE/
CIK 0000070858
$36M1.3M0.00%Q1 202612
SEI INVESTMENTS CO
CIK 0000350894
$35M1.3M0.03%Q1 202613
D. E. Shaw & Co., Inc.
CIK 0001009207
$35M900K0.02%Q4 202514
JACOBS LEVY EQUITY MANAGEMENT, INC
CIK 0000884414
$25M931K0.11%Q1 202615
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$23M846K0.00%Q1 202616
ROYCE & ASSOCIATES LP
CIK 0000906304
$22M819K0.22%Q1 202617
CITADEL ADVISORS LLC
CIK 0001423053
$20M525K0.00%Q4 202518
Mawer Investment Management Ltd.
CIK 0001538449
$20M747K0.13%Q1 202619
VOLORIDGE INVESTMENT MANAGEMENT, LLC
CIK 0001556921
$18M457K0.06%Q4 202520
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$17M645K0.01%Q1 2026
Page 1 of 14
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