Insperity Inc
Ownership
Ownership Structure
Who owns Insperity Inc (NSP)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 93.7% of the shares are freely tradable; institutional investors hold 111.8%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 14.53 | 5,549,328 | +4.3 | 06/30/2026 |
| Reinhart Mahoney Capital Management Inc | 8.53 | 3,256,775 | -1.4 | 09/30/2026 |
| Earnest Partners LLC | 8.12 | 3,099,996 | +50.0 | 06/30/2026 |
| Bank of America Corp | 7.51 | 2,868,150 | +113.2 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 5.81 | 2,218,497 | +3.2 | 06/30/2026 |
| SEI Investments Co | 4.92 | 1,880,351 | +43.4 | 06/30/2026 |
| Charles Schwab Investment Management Inc | 4.27 | 1,629,903 | +13.6 | 06/30/2026 |
| The Goldman Sachs Group Inc | 4.22 | 1,611,778 | -3.0 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.10 | 1,564,731 | +2.3 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 5.59 | 2,136,591 | +0.0 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Sarvadi Paul J | Chairman of the Board & CEO | 797,912 | 42,448,918 $ | Sep 11, 2026 | indirect |
| Duffy Sean Patrick | SVP, Finance & Accounting(PAO) | 22,125 | 1,177,050 $ | Oct 5, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 5, 2026 | Duffy Sean Patrick | SVP, Finance & Accounting(PAO) | Other | 187 | 0.00 | – |
| Oct 5, 2026 | Duffy Sean Patrick | SVP, Finance & Accounting(PAO) | Other | 734 | 46.48 | 34,116 |
| Sep 11, 2026 | Sarvadi Paul J | Chairman of the Board & CEO | Other | 7,500 | 0.00 | – |
| Aug 17, 2026 | Sarvadi Paul J | Chairman of the Board & CEO | Other | 30,000 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 2, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.