| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director
3 companies
Dirk A Kempthorne is Director at FMC and has filed Form 4s across 3 companies. Dirk A Kempthorne's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $859K at current prices.
Historically, Dirk A Kempthorne's trades have earned a middling insider score of 64/100 across 8 rated trades. Over a 12-month horizon, 75.0% of those trades were profitable, with an average 12-month return of +10.6%.
The biggest single holding is RHI (~$512K) as Director. The RHI filings lean toward selling, a net 19,226 shares.
Dirk A Kempthorne has 80 Form 4 filings on record from March 2015 to April 2026, across 3 companies: Director at FMC (FMC), 2016–2026; Director at Olympic Steel (ZEUS), 2015–2026; Director at Robert Half (RHI), 2019–2025.
The 83 reported transactions were 58 stock awards, 9 option or other derivative awards, 8 open-market sales and 3 open-market purchases, plus smaller numbers of other types.
Counted by filing, the open-market trades come to 3 purchases worth about $133K and 8 sales worth about $1.2M.
The largest open-market purchase was 1,173 shares of FMC at an average $86.12 on August 28, 2018, about $101K.
The largest open-market sale was 3,456 shares of RHI at an average $80.54 on February 22, 2023, about $278K. Twelve months later RHI was down 1%.
None of the 5 sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 28, 2025 | RHI Robert Half Inc. | Director | Sell | 6,505 | $28.87 | $187,811.71 | -35.7% | -2.4% | +58.0% | |
| Nov 26, 2024 | RHI Robert Half Inc. | Director | Sell | 1,032 | $74.35 | $76,729.20 | -7.7% | -19.0% | -63.5% | |
| Aug 1, 2024 | RHI Robert Half Inc. | Director | Sell | 1,300 | $63.09 | $82,014.53 | -8.9% | +10.0% | -43.7% | |
| May 8, 2024 | RHI Robert Half Inc. | Director | Sell | 2,221 | $69.66 | $154,703.76 | -17.2% | -12.5% | -35.4% | |
| Aug 8, 2023 | RHI Robert Half Inc. | Director | Sell | 2,050 | $74.15 | $151,998.48 | -13.7% | +1.0% | -20.5% | |
| Mar 14, 2023 | ZEUS Olympic Steel Inc | Director | Sell | 1,000 | $51.27 | $51,270.00 | -100% | -7.2% | +29.4% | |
| Feb 22, 2023 | RHI Robert Half Inc. | Director | Sell | 3,456 | $80.54 | $278,337.60 | -24.2% | -14.9% | -1.3% | |
| Aug 17, 2022 | RHI Robert Half Inc. | Director | Sell | 2,662 | $81.13 | $215,957.41 | -15.7% | -3.3% | -7.8% | |
| Aug 28, 2018 | FMC Fmc Corp | Director | Buy | 1,173 | $86.12 | $101,018.76 | +3.4% | - | - | |
| Sep 14, 2017 | FMC Fmc Corp | Director | Buy | 219 | $89.77 | $19,659.63 | +0.7% | - | - |