Who
Harold M. Messmer Jr.
Chairman
Company insider
Files Form 4 as: Chairman, Robert Half; Director, Healthpeak Properties.
In numbers
- Trades disclosed
- 253
- Buys
- 0
- Sells
- 18
- Bought
- $0
- Sold
- $94.5M
- Companies
- 2
- Companies where not an officer
- 1
- First trade
- 3 Jan 2006
- Last trade
- 23 Mar 2026
- Last filed
- 25 Mar 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 23 Mar 2026filed 25 Mar 2026 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —649 at $0.00 | filing |
| 23 Mar 2026filed 25 Mar 2026 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —44,319 at $0.00 | filing |
| 23 Mar 2026filed 25 Mar 2026 | RHI Robert HalfBusiness Services | SEC FORM 4 Code F | $146K5,896 at $24.82 | filing |
| 23 Mar 2026filed 25 Mar 2026 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —649 at $0.00 | filing |
| 23 Mar 2026filed 25 Mar 2026 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —44,319 at $0.00 | filing |
| 23 Mar 2026filed 25 Mar 2026 | RHI Robert HalfBusiness Services | SEC FORM 4 Code F | $146K5,896 at $24.82 | filing |
| 25 Mar 2025filed 27 Mar 2025 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —1,236 at $0.00 | filing |
| 25 Mar 2025filed 27 Mar 2025 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —21,542 at $0.00 | filing |
| 25 Mar 2025filed 27 Mar 2025 | RHI Robert HalfBusiness Services | SEC FORM 4 Code F | $304K5,689 at $53.43 | filing |
| 19 Mar 2024filed 21 Mar 2024 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —12,289 at $0.00 | filing |
| 19 Mar 2024filed 21 Mar 2024 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —14,658 at $0.00 | filing |
| 19 Mar 2024filed 21 Mar 2024 | RHI Robert HalfBusiness Services | SEC FORM 4 Code F | $1.1M14,289 at $78.58 | filing |
| 20 Mar 2023filed 22 Mar 2023 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —34,314 at $0.00 | filing |
| 20 Mar 2023filed 22 Mar 2023 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —15,272 at $0.00 | filing |
| 20 Mar 2023filed 22 Mar 2023 | RHI Robert HalfBusiness Services | SEC FORM 4 Code F | $3.0M40,416 at $75.42 | filing |
| 15 Apr 2022filed 18 Apr 2022 | RHI Robert HalfBusiness Services | SEC FORM 4 Code F | $8.4M77,290 at $108.56 | filing |
| 23 Mar 2022filed 24 Mar 2022 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —68,692 at $0.00 | filing |
| 23 Mar 2022filed 24 Mar 2022 | RHI Robert HalfBusiness Services | SEC FORM 4 Code A | —9,890 at $0.00 | filing |
| 14 Mar 2022filed 24 Mar 2022 | RHI Robert HalfBusiness Services | SEC FORM 4 Code G | —220,484 at $0.00 | filing |
| 28 Mar 2021filed 30 Mar 2021 | RHI Robert HalfBusiness Services | SEC FORM 4 Code F | $4.7M60,563 at $77.14 | filing |
News
Robert Half selected by Forbes as one of the World's Top Companies for Women 2026RHI · prnewswire.com · 14 Oct 2026Robert Half's Angela Lurie and Sara Gagen named to SIA's 2026 Global Power 150 Women in StaffingRHI · prnewswire.com · 13 Oct 2026
0 headlines in the last 90 days name Harold M. Messmer Jr.; 2 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.