TriNet Group Inc
Ownership
Ownership Structure
Who owns TriNet Group Inc (TNET)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 58.6% of the shares are freely tradable; institutional investors hold 97.7%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Atairos Group, Inc | 39.40 | 18,085,773 | +0.0 | 06/30/2026 |
| BlackRock Inc | 5.29 | 2,428,200 | -4.9 | 03/31/2026 |
| Earnest Partners LLC | 3.49 | 1,603,167 | +78.5 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 3.11 | 1,426,334 | +0.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 2.85 | 1,309,401 | +0.0 | 03/31/2026 |
| Wellington Management Company LLP | 2.33 | 1,067,963 | -11.3 | 06/30/2026 |
| American Century Companies Inc | 2.01 | 922,297 | -16.4 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 1.58 | 724,808 | -14.9 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 1.75 | 803,191 | +0.0 | 07/31/2026 |
| iShares Russell 2000 ETF | 1.58 | 723,676 | -0.6 | 08/31/2026 |
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 |
|---|---|---|---|---|---|
| Simonds Michael Q | PRESIDENT & CEO | 278,212 | 18,723,668 $ | Aug 15, 2026 | direct |
| Murthy Mala | EVP, Chief Financial Officer | 120,456 | 8,106,689 $ | Aug 15, 2026 | direct |
| Venkataramani Jayaraman | EVP Strat, Prdts & Transf | 98,966 | 6,660,412 $ | Aug 15, 2026 | direct |
| Lowell Wayne B | Director | 86,449 | 5,818,018 $ | Aug 4, 2026 | indirect |
| Hayward Jeffery Jon | EVP, Chief Svcs & Tech Officer | 71,960 | 4,842,931 $ | Aug 15, 2026 | direct |
| Treadway Anthony Shea | SVP, Chief Revenue Officer | 65,506 | 4,408,554 $ | Aug 19, 2026 | direct |
| Nimmer Timothy N | SVP, Insurance Services & Ops | 63,985 | 4,306,191 $ | Aug 15, 2026 | direct |
| Majalya Sidney A. | SVP, CLO and Secretary | 53,212 | 3,581,168 $ | Aug 20, 2026 | direct |
| Chamberlain Paul Edward | Director | 40,175 | 2,703,778 $ | Aug 27, 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 |
|---|---|---|---|---|---|---|
| Aug 27, 2026 | Chamberlain Paul Edward | Director | Sell | 2,400 | 69.70 | 167,280 |
| Aug 20, 2026 | Majalya Sidney A. | SVP, CLO and Secretary | Sell | 775 | 68.53 | 53,111 |
| Aug 19, 2026 | Treadway Anthony Shea | SVP, Chief Revenue Officer | Sell | 1,068 | 69.80 | 74,546 |
| Aug 15, 2026 | Hayward Jeffery Jon | EVP, Chief Svcs & Tech Officer | Other | 665 | 68.75 | 45,719 |
| Aug 15, 2026 | Hayward Jeffery Jon | EVP, Chief Svcs & Tech Officer | Other | 305 | 68.75 | 20,969 |
| Aug 15, 2026 | Hayward Jeffery Jon | EVP, Chief Svcs & Tech Officer | Other | 125 | 68.75 | 8,594 |
| Aug 15, 2026 | Hayward Jeffery Jon | EVP, Chief Svcs & Tech Officer | Other | 172 | 68.75 | 11,825 |
| Aug 15, 2026 | Majalya Sidney A. | SVP, CLO and Secretary | Other | 519 | 68.75 | 35,681 |
| Aug 15, 2026 | Majalya Sidney A. | SVP, CLO and Secretary | Other | 256 | 68.75 | 17,600 |
| Aug 15, 2026 | Majalya Sidney A. | SVP, CLO and Secretary | Other | 174 | 68.75 | 11,963 |
| Aug 15, 2026 | Majalya Sidney A. | SVP, CLO and Secretary | Other | 120 | 68.75 | 8,250 |
| Aug 15, 2026 | Treadway Anthony Shea | SVP, Chief Revenue Officer | Other | 485 | 68.75 | 33,344 |
| Aug 15, 2026 | Treadway Anthony Shea | SVP, Chief Revenue Officer | Other | 238 | 68.75 | 16,363 |
| Aug 15, 2026 | Treadway Anthony Shea | SVP, Chief Revenue Officer | Other | 381 | 68.75 | 26,194 |
| Aug 15, 2026 | Nimmer Timothy N | SVP, Insurance Services & Ops | Other | 475 | 68.75 | 32,656 |
| Aug 15, 2026 | Nimmer Timothy N | SVP, Insurance Services & Ops | Other | 235 | 68.75 | 16,156 |
| Aug 15, 2026 | Nimmer Timothy N | SVP, Insurance Services & Ops | Other | 167 | 68.75 | 11,481 |
| Aug 15, 2026 | Venkataramani Jayaraman | EVP Strat, Prdts & Transf | Other | 644 | 68.75 | 44,275 |
| Aug 15, 2026 | Venkataramani Jayaraman | EVP Strat, Prdts & Transf | Other | 415 | 68.75 | 28,531 |
| Aug 15, 2026 | Venkataramani Jayaraman | EVP Strat, Prdts & Transf | Other | 254 | 68.75 | 17,463 |
| Aug 15, 2026 | Venkataramani Jayaraman | EVP Strat, Prdts & Transf | Other | 292 | 68.75 | 20,075 |
| Aug 15, 2026 | Murthy Mala | EVP, Chief Financial Officer | Other | 1,166 | 68.75 | 80,163 |
| Aug 15, 2026 | Simonds Michael Q | PRESIDENT & CEO | Other | 3,206 | 68.75 | 220,413 |
| Aug 15, 2026 | Simonds Michael Q | PRESIDENT & CEO | Other | 1,601 | 68.75 | 110,069 |
| Aug 15, 2026 | Simonds Michael Q | PRESIDENT & CEO | Other | 992 | 68.75 | 68,200 |
| Aug 4, 2026 | Lowell Wayne B | Director | Sell | 5,773 | 68.71 | 396,667 |
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: September 18, 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.