INSPERITY INC NSP
COM · Common Stock · CUSIP 45778Q107
American personnel management company
- SectorIndustrials
- IndustryServices-Help Supply Services
- HeadquartersKingwood, TX
- Websiteinsperity.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($6.2m this quarter). Holder counts are more reliable. Shares outstanding: 37.7m as of 2025-07-25, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $60.09. Options: 6 managers hold calls ($986.0k notional), 7 hold puts ($1.9m).
Trends to Q2 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 290 |
| Q4 2022 | 318 |
| Q1 2023 | 333 |
| Q2 2023 | 333 |
| Q3 2023 | 328 |
| Q4 2023 | 335 |
| Q1 2024 | 322 |
| Q2 2024 | 328 |
| Q3 2024 | 309 |
| Q4 2024 | 288 |
| Q1 2025 | 320 |
| Q2 2025 | 288 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2023 | 161 | 180 |
| Q4 2023 | 144 | 173 |
| Q1 2024 | 134 | 185 |
| Q2 2024 | 148 | 167 |
| Q3 2024 | 145 | 152 |
| Q4 2024 | 138 | 157 |
| Q1 2025 | 173 | 118 |
| Q2 2025 | 133 | 189 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2024 | $5.8m | $5.2m | 0.90 |
| Q4 2024 | $1.9m | $2.3m | 1.20 |
| Q1 2025 | $2.2m | $1.2m | 0.54 |
| Q2 2025 | $986.0k | $1.9m | 1.89 |
Biggest buyers
| HAWK RIDGE CAPITAL MANAGEMENT LP | New | +791.5k |
| ROYCE & ASSOCIATES LP | Added | +386.1k |
| REINHART PARTNERS, LLC. | Added | +302.9k |
| ROYAL BANK OF CANADA | Added | +278.9k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | Added | +219.8k |
| D. E. Shaw & Co., Inc. | Added | +199.4k |
| Man Group plc | Added | +155.8k |
| TUDOR INVESTMENT CORP ET AL | New | +129.6k |
| JANE STREET GROUP, LLC | Added | +112.5k |
| BNP PARIBAS FINANCIAL MARKETS | Added | +92.0k |
Biggest sellers
| T. Rowe Price Investment Management, Inc. | Sold out | -520.6k |
| BlackRock, Inc. | Reduced | -494.6k |
| Copeland Capital Management, LLC | Reduced | -469.0k |
| Diamond Hill Capital Management, LLC (Investment Advisor) | Sold out | -357.2k |
| Mawer Investment Management Ltd. | Reduced | -262.4k |
| Boston Trust Walden Corp | Sold out | -220.5k |
| FIRST TRUST ADVISORS LP | Reduced | -164.5k |
| Bahl & Gaynor LLC | Reduced | -135.5k |
| AQR CAPITAL MANAGEMENT LLC | Reduced | -104.3k |
| BANK OF AMERICA CORP /DE/ | Reduced | -102.1k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $625.2k10.4k shares |
| CITADEL ADVISORS LLC | Reduced | $300.6k5.0k shares |
| Walleye Capital LLC | Reduced | $48.1k800 shares |
| GROUP ONE TRADING LLC | New | $6.0k100 shares |
| SIMPLEX TRADING, LLC | New | $6.0k100 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $607.2k10.1k shares |
| WOLVERINE TRADING, LLC | New | $586.7k9.9k shares |
| CITADEL ADVISORS LLC | Added | $300.6k5.0k shares |
| Walleye Capital LLC | Added | $258.5k4.3k shares |
| Walleye Trading LLC | Added | $108.2k1.8k shares |
| SIMPLEX TRADING, LLC | New | $6.0k100 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution +2.2 pts · filed 2026-01-21 | 13.7% |
| EARNEST PARTNERS LLC 13G · institution +2.7 pts · filed 2026-08-14 | 8.1% |
| REINHART PARTNERS, LLC. 13G · institution +1.4 pts · filed 2026-02-12 | 7.3% |
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 5.8% |
| MANAGED ACCOUNT ADVISORS LLC 13G · institution new · filed 2026-08-12 | 5.7% |
Fell to 5% or below in the last year: Invesco Ltd. (3.4%, 2026-08-13), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC), Mawer Investment Management Ltd. (3.2%, 2026-02-11)
Insider purchases and sales in Q2 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q3 2023 | 0 | — | 2 | $2.1m | — |
| Q4 2023 | 0 | — | 6 | $8.4m | — |
| Q1 2024 | 0 | — | 0 | — | — |
| Q2 2024 | 0 | — | 3 | $2.0m | — |
| Q3 2024 | 0 | — | 1 | $2.9m | — |
| Q4 2024 | 0 | — | 1 | $2.6m | — |
| Q1 2025 | 1 | $150.5k | 2 | $2.8m | — |
| Q2 2025 | 0 | — | 1 | $2.2m | — |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2025-05-06 | SARVADI PAUL J Chairman of the Board & CEO, director | Sold | $1.3m19.7k shares |
| 2025-05-05 | SARVADI PAUL J Chairman of the Board & CEO, director | Sold | $926.9k14.2k shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q2 2025
| Manager | Shares | Change |
|---|---|---|
| Mawer Investment Management Ltd. 1.48% of their portfolio | 4.8m $291.0m | Reduced -262.4k |
| BlackRock, Inc. 0.00% of their portfolio | 4.3m $255.8m | Reduced -494.6k |
| VANGUARD GROUP INC 0.00% of their portfolio | 3.8m $229.2m | Added +37.1k |
| REINHART PARTNERS, LLC. 3.67% of their portfolio | 1.8m $107.4m | Added +302.9k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.02% of their portfolio | 1.5m $87.3m | Added +41.5k |
| EARNEST PARTNERS LLC 0.36% of their portfolio | 1.3m $81.0m | Reduced -24.3k |
| BANK OF AMERICA CORP /DE/ 0.01% of their portfolio | 1.3m $80.1m | Reduced -102.1k |
| STATE STREET CORP 0.00% of their portfolio | 1.3m $78.6m | Reduced -29.6k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 1.0m $62.0m | Added +13.3k |
| HAWK RIDGE CAPITAL MANAGEMENT LP 1.99% of their portfolio | 791.5k $47.6m | New |
| SEI INVESTMENTS CO 0.06% of their portfolio | 791.1k $47.6m | Reduced -1.5k |
| River Road Asset Management, LLC 0.59% of their portfolio | 780.5k $46.5m | Reduced -6.8k |
| DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio | 711.6k $42.8m | Reduced -36.8k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.15% of their portfolio | 615.7k $37.0m | Reduced -87.3k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 513.2k $30.9m | Reduced -585 |
| Invesco Ltd. 0.00% of their portfolio | 469.0k $28.2m | Added +60.5k |
| FIL Ltd 0.02% of their portfolio | 466.6k $28.1m | Reduced -819 |
| NORTHERN TRUST CORP 0.00% of their portfolio | 455.0k $27.4m | Reduced -66.6k |
| NORGES BANK 0.00% of their portfolio | 448.4k $27.0m | Added +11.2k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 424.6k $25.5m | Reduced -10.3k |
| ROYCE & ASSOCIATES LP 0.25% of their portfolio | 412.6k $24.8m | Added +386.1k |
| MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio | 397.2k $23.9m | Added +73.3k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 386.3k $23.2m | Added +278.9k |
| MORGAN STANLEY 0.00% of their portfolio | 350.2k $21.1m | Added +56.5k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.07% of their portfolio | 324.7k $19.5m | Added +219.8k |
| JANE STREET GROUP, LLC 0.02% of their portfolio | 248.0k $14.9m | Added +112.5k |
| VALUE HOLDINGS MANAGEMENT CO. LLC 2.53% of their portfolio | 238.2k $14.3m | Unchanged |
| Man Group plc 0.03% of their portfolio | 222.8k $13.4m | Added +155.8k |
| BNP PARIBAS FINANCIAL MARKETS 0.01% of their portfolio | 211.3k $12.7m | Added +92.0k |
| D. E. Shaw & Co., Inc. 0.01% of their portfolio | 210.1k $12.6m | Added +199.4k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 205.3k $12.3m | Reduced -65.4k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 205.1k $12.3m | Reduced -22.7k |
| AQR CAPITAL MANAGEMENT LLC 0.01% of their portfolio | 203.7k $12.1m | Reduced -104.3k |
| Trinity Legacy Partners, LLC 2.78% of their portfolio | 201.1k $11.4m | Added +2.7k |
| FIRST TRUST ADVISORS LP 0.01% of their portfolio | 181.2k $10.9m | Reduced -164.5k |
| Russell Investments Group, Ltd. 0.01% of their portfolio | 179.9k $10.8m | Added +26.5k |
| BARCLAYS PLC 0.00% of their portfolio | 177.3k $10.7m | Added +30.5k |
| ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio | 174.9k $10.5m | Reduced -62.4k |
| Ensign Peak Advisors, Inc 0.02% of their portfolio | 167.8k $10.1m | Reduced -15.9k |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 0.03% of their portfolio | 163.2k $9.8m | Added +296 |
| HARBOR CAPITAL ADVISORS, INC. 0.36% of their portfolio | 143.8k $8.6m | Added +13.4k |
| Markel Group Inc. 0.07% of their portfolio | 131.7k $7.9m | Unchanged |
| UBS Group AG 0.00% of their portfolio | 129.6k $7.8m | Added +19.5k |
| TUDOR INVESTMENT CORP ET AL 0.06% of their portfolio | 129.6k $7.8m | New |
| RHUMBLINE ADVISERS 0.01% of their portfolio | 124.9k $7.5m | Added +4.3k |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 116.3k $7.0m | Added +86.9k |
| Engineers Gate Manager LP 0.09% of their portfolio | 114.0k $6.9m | Added +75.4k |
| NORDEA INVESTMENT MANAGEMENT AB 0.01% of their portfolio | 110.3k $6.5m | Reduced -106 |
| NATIXIS ADVISORS, LLC 0.01% of their portfolio | 108.4k $6.5m | Reduced -23.5k |
| ProShare Advisors LLC 0.01% of their portfolio | 107.6k $6.5m | Added +20.0k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 104.1k $6.3m | Added +29.4k |
| Balyasny Asset Management L.P. 0.01% of their portfolio | 99.9k $6.0m | Added +52.0k |
| VICTORY CAPITAL MANAGEMENT INC 0.00% of their portfolio | 93.9k $5.6m | Added +9.5k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 91.7k $5.5m | Added +3.2k |
| TEACHER RETIREMENT SYSTEM OF TEXAS 0.02% of their portfolio | 90.4k $5.4m | Added +21.0k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio | 90.1k $5.4m | Added +44.8k |
| PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio | 82.1k $4.9m | Reduced -389 |
| Nuveen, LLC 0.00% of their portfolio | 81.7k $4.9m | Reduced -57.8k |
| Campbell & CO Investment Adviser LLC 0.27% of their portfolio | 70.5k $4.2m | New |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 67.9k $4.1m | Reduced -35.7k |
| Swiss National Bank 0.00% of their portfolio | 67.5k $4.1m | Reduced -1.3k |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 67.3k $4.0m | Reduced -7.1k |
| TWO SIGMA INVESTMENTS, LP 0.01% of their portfolio | 67.1k $4.0m | Added +57.7k |
| Qube Research & Technologies Ltd 0.01% of their portfolio | 66.8k $4.0m | Reduced -13.2k |
| Sovereign's Capital Management, LLC 2.08% of their portfolio | 64.7k $3.9m | Added +19.1k |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 63.3k $3.8m | Reduced -60.1k |
| LOGAN CAPITAL MANAGEMENT INC 0.17% of their portfolio | 62.6k $3.8m | Reduced -2.5k |
| California Public Employees Retirement System 0.00% of their portfolio | 61.2k $3.7m | Added +2.4k |
| Legal & General Group Plc 0.00% of their portfolio | 59.4k $3.6m | Reduced -17.9k |
| Prana Capital Management, LP 0.13% of their portfolio | 58.2k $3.5m | New |
| AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio | 56.6k $3.4m | Added +32.7k |
| Quantbot Technologies LP 0.09% of their portfolio | 55.2k $3.3m | Added +50.0k |
| RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio | 54.2k $3.3m | Reduced -18.1k |
| Schonfeld Strategic Advisors LLC 0.02% of their portfolio | 53.2k $3.2m | New |
| MACKENZIE FINANCIAL CORP 0.00% of their portfolio | 48.5k $2.9m | Added +5.5k |
| Trexquant Investment LP 0.03% of their portfolio | 45.3k $2.7m | Reduced -74.3k |
| Retirement Systems of Alabama 0.01% of their portfolio | 43.7k $2.6m | Added +642 |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio | 41.6k $2.5m | Reduced -1.7k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.00% of their portfolio | 40.0k $2.4m | Added +38.2k |
| MetLife Investment Management, LLC 0.01% of their portfolio | 40.0k $2.4m | Added +234 |
| Holocene Advisors, LP 0.01% of their portfolio | 39.2k $2.4m | Added +2.1k |
| Freestone Grove Partners LP 0.02% of their portfolio | 38.4k $2.3m | New |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 38.3k $2.3m | Reduced -931 |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 34.4k $2.1m | Added +2.1k |
| PDT Partners, LLC 0.12% of their portfolio | 34.1k $2.0m | Reduced -8 |
| TWO SIGMA ADVISERS, LP 0.00% of their portfolio | 34.1k $2.0m | Added +23.5k |
| TWINBEECH CAPITAL LP 0.05% of their portfolio | 33.1k $2.0m | Reduced -19.3k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 33.0k $2.0m | Added +121 |
| DARK FOREST CAPITAL MANAGEMENT LP 0.08% of their portfolio | 32.8k $2.0m | Added +18.7k |
| OPPENHEIMER ASSET MANAGEMENT INC. 0.02% of their portfolio | 32.8k $2.0m | Added +2.1k |
| Mirae Asset Global Investments Co., Ltd. 0.01% of their portfolio | 32.5k $2.0m | Added +3.6k |
| Paralel Advisors LLC 0.07% of their portfolio | 29.9k $1.8m | Added +7.0k |
| NISA INVESTMENT ADVISORS, LLC 0.01% of their portfolio | 29.8k $1.8m | Reduced -692 |
| CANADA LIFE ASSURANCE Co 0.00% of their portfolio | 29.7k $1.8m | Reduced -1.0k |
| State of New Jersey Common Pension Fund D 0.01% of their portfolio | 28.2k $1.7m | Added +5.6k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio | 24.0k $1.4m | Added +21.3k |
| Mitsubishi UFJ Trust & Banking Corp 0.00% of their portfolio | 24.0k $1.4m | Added +17.1k |
| Profit Investment Management, LLC 1.30% of their portfolio | 24.0k $1.4m | Unchanged |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.00% of their portfolio | 22.6k $1.4m | Reduced -60.4k |
| Bahl & Gaynor LLC 0.01% of their portfolio | 21.8k $1.3m | Reduced -135.5k |