Robert Half's three largest insider shareholders as of March 23, 2026 are M Keith Waddell (Chief Executive Officer, 1.42Mn shares), Harold M Jr Messmer (Chairman, 645.09K shares), Paul F Gentzkow (Pres Ceo Talent Solutions, 411.55K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| M Keith Waddell | Chief Executive Officer | 1,424,722 | 0 | 25 Mar, 2025 |
| Harold M Jr Messmer | Chairman | 645,086 | 0 | 25 Mar, 2025 |
| Paul F Gentzkow | Pres Ceo Talent Solutions | 411,551 | 0 | 25 Mar, 2025 |
| Michael C Buckley | Executive Vice President Cfo | 243,795 | 0 | 25 Mar, 2025 |
| Robert W Glass | Executive Vice President | 198,446 | 0 | 25 Mar, 2025 |
| Joseph A Tarantino | President And Ceo, Protiviti | 178,853 | 0 | 02 Mar, 2026 |
| Barbara J Novogradac | 142,340 | 0 | 19 May, 2021 | |
| Robert J Pace | 117,130 | 0 | 15 May, 2025 | |
| Frederick A Richman | 56,766 | 0 | 15 May, 2025 | |
| Julia Lynn Coronado | 30,938 | 0 | 15 May, 2025 | |
| Marc Morial | 26,939 | 0 | 15 May, 2025 | |
| Marnie Huss Wilking | 13,992 | 0 | 15 May, 2025 | |
| Dirk A Kempthorne | 11,712 | 0 | 29 Oct, 2025 | |
| Jana Barsten | 9,936 | 0 | 15 May, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 28 Feb, 2026 | Joseph A Tarantino | Common Stock | D | 2,796 | $24.42 | 178,853 | D | F |
| 28 Oct, 2025 | Dirk A Kempthorne | Common Stock | D | 6,505 | $28.87 | 11,712 | D | S |
| 14 May, 2025 | Jana Barsten | Common Stock | A | 5,907 | - | 9,936 | D | A |
| 14 May, 2025 | Frederick A Richman | Common Stock | A | 5,907 | - | 56,766 | D | A |
| 14 May, 2025 | Dirk A Kempthorne | Common Stock | A | 5,907 | - | 18,217 | D | A |
| 14 May, 2025 | Marnie Huss Wilking | Common Stock | A | 5,907 | - | 13,992 | D | A |
| 14 May, 2025 | Julia Lynn Coronado | Common Stock | A | 5,907 | - | 30,938 | D | A |
| 14 May, 2025 | Marc Morial | Common Stock | A | 5,907 | - | 26,939 | D | A |
| 14 May, 2025 | Robert J Pace | Common Stock | A | 5,907 | - | 117,130 | D | A |
| 25 Mar, 2025 | Paul F Gentzkow | Common Stock | A | 4,123 | $0.00 | 359,269 | D | A |
| 25 Mar, 2025 | Harold M Jr Messmer | Common Stock | A | 1,236 | $0.00 | 629,233 | D | A |
| 25 Mar, 2025 | Robert W Glass | Common Stock | A | 1,047 | $0.00 | 192,431 | D | A |
| 25 Mar, 2025 | Michael C Buckley | Common Stock | A | 1,609 | $0.00 | 223,079 | D | A |
| 25 Mar, 2025 | M Keith Waddell | Common Stock | A | 4,865 | $0.00 | 1,363,107 | D | A |
| 25 Mar, 2025 | Joseph A Tarantino | Common Stock | A | 1,019 | $0.00 | 147,218 | D | A |
| 25 Mar, 2025 | Michael C Buckley | Common Stock | A | 28,074 | $0.00 | 251,153 | D | A |
| 25 Mar, 2025 | M Keith Waddell | Common Stock | A | 84,839 | $0.00 | 1,447,946 | D | A |
| 25 Mar, 2025 | Paul F Gentzkow | Common Stock | A | 71,888 | $0.00 | 431,157 | D | A |
| 25 Mar, 2025 | Harold M Jr Messmer | Common Stock | A | 21,542 | $0.00 | 650,775 | D | A |
| 25 Mar, 2025 | Joseph A Tarantino | Common Stock | A | 39,116 | $0.00 | 186,334 | D | A |