Comparable stake leader
BlackRock, Inc.
SEC ownership of TRINET GROUP, INC.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000937098.
Disclosed value leader
Atairos Group, Inc.
Comparable rows
50/50
Latest evidence
28 May 2026
- Symbol
- TNET on NYSE
- SEC evidence covered
- 13D/G, 13F, and 3/4/5
- Largest SEC-reported holder
- BlackRock, Inc.
- Latest 13D/G holder
- BlackRock, Inc.
- Latest parsed evidence date
- 28 May 2026
- CIK
- 0000937098
- Location
- Dublin, CA
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Issuer
Who this page is about.
2 identity fields
Ownership snapshot
Top shareholders of TRINET GROUP, INC. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
Atairos Group, Inc.
Comparable rows
50/50
Latest evidence
28 May 2026
13D/G
13F
3/4/5
Lead comparable stake: 4.7%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 4.7%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
4.7%
Michael Q. Simonds
0.57%
Mala Murthy
0.24%
Jayaraman Venkataramani
0.2%
Wayne B. Lowell
0.2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13D/G
13F
Company
|
4.7%
|
$185,566,248
2,334,754 shares
|
$0 | 31 Mar 2025 |
| Michael Q. Simonds |
3/4/5
PRESIDENT & CEO, Director
|
0.57%
|
$10,346,520
284,011 shares
|
— | 15 May 2026 |
| Mala Murthy |
3/4/5
EVP, Chief Financial Officer
|
0.24%
|
$4,430,689
121,622 shares
|
— | 15 May 2026 |
| Jayaraman Venkataramani |
3/4/5
EVP Strat, Prdts & Transf
|
0.2%
|
$3,663,801
100,571 shares
|
— | 15 May 2026 |
| Wayne B. Lowell |
3/4/5
Director
|
0.2%
|
$3,532,143
96,957 shares
|
— | 27 May 2026 |
| Kelly L. Tuminelli |
3/4/5
EVP & CHIEF FINANCIAL OFFICER
|
0.17%
|
$4,706,650
84,500 shares
|
— | 15 Nov 2025 |
| Jeffery Jon Hayward |
3/4/5
EVP, Chief Svcs & Tech Officer
|
0.15%
|
$2,667,672
73,227 shares
|
-$188,492 | 15 May 2026 |
| Anthony Shea Treadway |
3/4/5
SVP, Chief Revenue Officer
|
0.14%
|
$2,941,285
67,678 shares
|
-$256,593 | 19 May 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$710,091.
Buys
$188,500
Insiders: 1
Sells
$898,591
Insiders: 5
Net
-$710,091
Shares: -9,763
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 5,000
Shares: 14,763
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 5,000 | 1,708 | $188,500 | $69,239 | +$119,261 |
| 3-6 | 0 | 1,262 | $0 | $68,303 | -$68,303 |
| 6-9 | 0 | 3,398 | $0 | $200,433 | -$200,433 |
| 9-12 | 0 | 8,395 | $0 | $560,616 | -$560,616 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 34 reporting-owner rows connected to TRINET GROUP, INC.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
34
Largest Forms 3/4/5 holder
Martin Babinec
Net 12M change
-$710,091
Latest report
28 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Martin Babinec | Director | $53,727,203 | Mixed | 24 May 2022 | ||
| Burton M. Goldfield | Director | $46,639,287 | Mixed | 15 May 2024 | ||
| Olivier Kohler | Evp & Chief Operating Officer | $18,826,351 | Mixed | 15 May 2022 | ||
| Michael Q. Simonds | PRESIDENT & CEO, Director | $10,346,520 | Median | 15 May 2026 | ||
| H. Raymond Bingham | Director | $10,211,929 | Mixed | 15 Jun 2022 | ||
| Katherine August-deWilde | Director | $6,978,341 | Mixed | 02 Jun 2022 | ||
| Samantha Wellington | EVP, CLO and SECRETARY | $6,075,407 | Mixed | 15 Aug 2024 | ||
| Kelly L. Tuminelli | Evp & Chief Financial Officer | $4,706,650 | Mixed | 15 Nov 2025 | ||
| Mala Murthy | EVP, Chief Financial Officer | $4,430,689 | Median | 15 May 2026 | ||
| Jayaraman Venkataramani | EVP Strat, Prdts & Transf | $3,663,801 | Median | 15 May 2026 | ||
| Wayne B. Lowell | Director | $3,532,143 | Median | 27 May 2026 | ||
| Alexander G. Warren | Svp, Chief Revenue Officer | $3,388,252 | Filing P/S | 20 May 2024 | ||
| Anthony Shea Treadway | SVP, Chief Revenue Officer | $2,941,285 | -$256,593 | -8% | Filing P/S | 19 May 2026 |
| Jeffery Jon Hayward | EVP, Chief Svcs & Tech Officer | $2,667,672 | -$188,492 | -6.6% | Median | 15 May 2026 |
| Timothy N. Nimmer | SVP, Insurance Services & Ops | $2,362,922 | Median | 15 May 2026 | ||
| Sidney A. Majalya | SVP, CLO and Secretary | $2,005,690 | -$181,048 | -8.3% | Median | 15 May 2026 |
| Jonathan D. Lee | Principal Accounting Officer | $1,622,128 | Mixed | 18 Aug 2022 | ||
| Paul Edward Chamberlain | Director | $1,551,007 | -$73,194 | -4.5% | Median | 28 May 2026 |
| David C. Hodgson | Director | $1,489,294 | Median | 28 May 2026 | ||
| A-A SMA GP, LLC | Director, 10%+ Owner | $1,437,892 | Median | 28 May 2026 |
Recent insider transactions for TRINET GROUP, INC.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Jacqueline B. Kosecoff | TNET | Common Stock | Gift | 18.4% | 2,649 | 17,007 | 29 May 2026 | By Trust | ||
| Jacqueline B. Kosecoff | TNET | Common Stock | Gift | -35.9% | -2,649 | 4,735 | 29 May 2026 | Direct | ||
| Agi T, L.P. | TNET | Common Stock | Award | 13.6% | 4,735 | 39,470 | 28 May 2026 | See footnote | ||
| AGI-T, L.P. | TNET | Common Stock | Award | 13.6% | 4,735 | 39,470 | 28 May 2026 | See footnote | ||
| Agi T, L.P. | TNET | Common Stock | Award | 13.6% | 4,735 | 39,470 | 28 May 2026 | See footnote | ||
| Agi T, L.P. | TNET | Common Stock | Award | 13.6% | 4,735 | 39,470 | 28 May 2026 | See footnote | ||
| Agi T, L.P. | TNET | Common Stock | Award | 13.6% | 4,735 | 39,470 | 28 May 2026 | See footnote | ||
| Agi T, L.P. | TNET | Common Stock | Award | 13.6% | 4,735 | 39,470 | 28 May 2026 | See footnote | ||
| AGI-T, L.P. | TNET | Common Stock | Award | 13.6% | 4,735 | 39,470 | 28 May 2026 | See footnote | ||
| AGI-T, L.P. | TNET | Common Stock | Award | 13.6% | 4,735 | 39,470 | 28 May 2026 | See footnote | ||
| Janet H. Kennedy | TNET | Common Stock | Award | 228.7% | 4,735 | 6,805 | 28 May 2026 | Direct | ||
| Maria Contreras-Sweet | TNET | Common Stock | Award | 36.3% | 4,735 | 17,787 | 28 May 2026 | Direct | ||
| David C. Hodgson | TNET | Common Stock | Award | 22% | 7,378 | 40,881 | 28 May 2026 | Direct | ||
| Paul Edward Chamberlain | TNET | Common Stock | Award | 12.5% | 4,735 | 42,575 | 28 May 2026 | Direct | ||
| Ralph A. Clark | TNET | Common Stock | Award | 50.4% | 4,735 | 14,125 | 28 May 2026 | Direct | ||
| Brian C. Evanko | TNET | Common Stock | Award | 49.5% | 4,735 | 14,300 | 28 May 2026 | Direct | ||
| Madhu Ranganathan | TNET | Common Stock | Award | 228.7% | 4,735 | 6,805 | 28 May 2026 | Direct | ||
| Myrna Soto | TNET | Common Stock | Award | 40.4% | 4,735 | 16,442 | 28 May 2026 | Direct | ||
| Jacqueline B. Kosecoff | TNET | Common Stock | Award | 178.8% | 4,735 | 7,384 | 28 May 2026 | Direct | ||
| Wayne B. Lowell | TNET | Common Stock | Award | 4,735 | 4,735 | 28 May 2026 | Direct | |||
| Wayne B. Lowell | TNET | Common Stock | Gift | 2.96% | 2,649 | 92,222 | 27 May 2026 | By Trust | ||
| Wayne B. Lowell | TNET | Common Stock | Gift | -100% | -2,649 | 0 | 27 May 2026 | Direct | ||
| Anthony Shea Treadway | TNET | Common Stock | Sale | -1.36% | $40,548 | $43.46 | -933 | 67,678 | 19 May 2026 | Direct |
| Jayaraman Venkataramani | TNET | Common Stock | Tax liability | -1.74% | -1,785 | 100,571 | 15 May 2026 | Direct | ||
| Jayaraman Venkataramani | TNET | Common Stock | Award | 0.45% | 457 | 102,356 | 15 May 2026 | Direct | ||
| Michael Q. Simonds | TNET | Common Stock | Tax liability | -2.01% | -5,831 | 284,011 | 15 May 2026 | Direct | ||
| Timothy N. Nimmer | TNET | Common Stock | Tax liability | -1.33% | -877 | 64,862 | 15 May 2026 | Direct | ||
| Timothy N. Nimmer | TNET | Common Stock | Award | 0.62% | 405 | 65,739 | 15 May 2026 | Direct | ||
| Mala Murthy | TNET | Common Stock | Tax liability | -0.95% | -1,166 | 121,622 | 15 May 2026 | Direct | ||
| Sidney A. Majalya | TNET | Common Stock | Tax liability | -1.9% | -1,069 | 55,056 | 15 May 2026 | Direct | ||
| Sidney A. Majalya | TNET | Common Stock | Award | 0.67% | 375 | 56,125 | 15 May 2026 | Direct | ||
| Jeffery Jon Hayward | TNET | Common Stock | Tax liability | -1.61% | -1,199 | 73,227 | 15 May 2026 | Direct | ||
| Jeffery Jon Hayward | TNET | Common Stock | Award | 0.55% | 406 | 74,426 | 15 May 2026 | Direct | ||
| Anthony Shea Treadway | TNET | Common Stock | Tax liability | -1.59% | -1,110 | 68,611 | 15 May 2026 | Direct | ||
| Anthony Shea Treadway | TNET | Common Stock | Award | 0.12% | 81 | 69,721 | 15 May 2026 | Direct | ||
| Sidney A. Majalya | TNET | Common Stock | Sale | -1.37% | $28,690 | $37.02 | -775 | 55,750 | 01 Apr 2026 | Direct |
| Mala Murthy | TNET | Common Stock | Award | 60.4% | 46,260 | 122,788 | 20 Mar 2026 | Direct | ||
| Jayaraman Venkataramani | TNET | Common Stock | Award | 35% | 26,435 | 101,899 | 20 Mar 2026 | Direct | ||
| Jeffery Jon Hayward | TNET | Common Stock | Award | 80.6% | 33,043 | 74,020 | 20 Mar 2026 | Direct | ||
| Sidney A. Majalya | TNET | Common Stock | Award | 69.3% | 23,130 | 56,525 | 20 Mar 2026 | Direct | ||
| Timothy N. Nimmer | TNET | Common Stock | Award | 68% | 26,435 | 65,334 | 20 Mar 2026 | Direct | ||
| Anthony Shea Treadway | TNET | Common Stock | Award | 61.2% | 26,435 | 69,640 | 20 Mar 2026 | Direct | ||
| Michael Q. Simonds | TNET | Common Stock | Award | 66.4% | 115,649 | 289,842 | 20 Mar 2026 | Direct | ||
| Brian C. Evanko | TNET | Common Stock | Purchase | 109.5% | $188,500 | $37.70 | 5,000 | 9,565 | 04 Mar 2026 | Direct |
| Jeffery Jon Hayward | TNET | Common Stock | Award | 65.4% | 16,199 | 40,977 | 03 Mar 2026 | Direct | ||
| Sidney A. Majalya | TNET | Common Stock | Award | 73.7% | 14,174 | 33,395 | 03 Mar 2026 | Direct | ||
| Timothy N. Nimmer | TNET | Common Stock | Award | 71.4% | 16,199 | 38,899 | 03 Mar 2026 | Direct | ||
| Michael Q. Simonds | TNET | Common Stock | Award | 62.2% | 66,818 | 174,193 | 03 Mar 2026 | Direct | ||
| Anthony Shea Treadway | TNET | Common Stock | Award | 60% | 16,199 | 43,205 | 03 Mar 2026 | Direct | ||
| Jayaraman Venkataramani | TNET | Common Stock | Award | 27.3% | 16,199 | 75,464 | 03 Mar 2026 | Direct |
* marks a reported price that did not pass the local price check.