Dirk A. Kempthorne, a director at Robert Half Inc. ($RHI), sold shares once on the open market in the last year, totaling about $188,000. His most recent sale occurred on October 28, 2025. These sales rank 8,552nd among 11,678 individual insiders, far below the average of $8.6 million per seller and 6.4 transactions. Kempthorne made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 13, 2026 | OLYMPIC STEEL INC | $ZEUS | Kempthorne Dirk A | Director | D | Restricted Share Units | 42826 | $0.00 | 0.0000 | 11,763,000 | 100.00% | 0.36% |
| Feb. 13, 2026 | OLYMPIC STEEL INC | $ZEUS | Kempthorne Dirk A | Director | D | Common Stock | 5231 | $0.00 | 0.0000 | 11,763,000 | 100.00% | 0.04% |
| Jan. 15, 2026 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 250 | $0.00 | 56,710.0000 | 125,196,000 | 0.44% | 0.00% |
| Dec. 31, 2025 | FMC CORP | $FMC | Kempthorne Dirk A | Director | F | Common Stock | 73 | $13.98 | 56,460.0000 | 125,196,000 | 0.13% | 0.00% |
| Oct. 28, 2025 | ROBERT HALF INC. | $RHI | Kempthorne Dirk A | Director | S | Common Stock | 6505 | $28.87 | 11,712.0000 | 100,529,000 | 35.71% | 0.01% |
| Oct. 16, 2025 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 773 | $0.00 | 56,533.0000 | 125,196,000 | 1.39% | 0.00% |
| July 17, 2025 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 614 | $0.00 | 55,760.0000 | 125,500,000 | 1.11% | 0.00% |
| May 14, 2025 | ROBERT HALF INC. | $RHI | Kempthorne Dirk A | Director | A | Common Stock | 5907 | $0.00 | 18,217.0000 | 103,028,000 | 47.99% | 0.01% |
| April 29, 2025 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 3355 | $0.00 | 55,146.0000 | 125,500,000 | 6.48% | 0.00% |
| April 17, 2025 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 567 | $0.00 | 51,791.0000 | 125,500,000 | 1.11% | 0.00% |
| March 11, 2025 | OLYMPIC STEEL INC | $ZEUS | Kempthorne Dirk A | Director | A | Common Stock | 3556 | $0.00 | 5,231.0000 | 11,677,000 | 212.30% | 0.03% |
| Jan. 16, 2025 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 487 | $0.00 | 51,224.0000 | 125,500,000 | 0.96% | 0.00% |
| Nov. 26, 2024 | ROBERT HALF INC. | $RHI | Kempthorne Dirk A | Director | S | Common Stock | 1032 | $74.35 | 12,310.0000 | 103,371,000 | 7.73% | 0.00% |
| Oct. 17, 2024 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 356 | $0.00 | 50,737.0000 | 125,500,000 | 0.71% | 0.00% |
| Aug. 1, 2024 | ROBERT HALF INC. | $RHI | Kempthorne Dirk A | Director | S | Common Stock | 1300 | $63.09 | 13,342.0000 | 106,074,000 | 8.88% | 0.00% |
| July 18, 2024 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 404 | $0.00 | 50,381.0000 | 125,400,000 | 0.81% | 0.00% |
| May 15, 2024 | ROBERT HALF INC. | $RHI | Kempthorne Dirk A | Director | A | Common Stock | 3929 | $0.00 | 14,642.0000 | 106,074,000 | 36.68% | 0.00% |
| May 8, 2024 | ROBERT HALF INC. | $RHI | Kempthorne Dirk A | Director | S | Common Stock | 2221 | $69.66 | 10,713.0000 | 106,074,000 | 17.17% | 0.00% |
| April 30, 2024 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 2373 | $0.00 | 49,977.0000 | 125,200,000 | 4.98% | 0.00% |
| April 18, 2024 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 351 | $0.00 | 47,604.0000 | 125,200,000 | 0.74% | 0.00% |
| March 12, 2024 | OLYMPIC STEEL INC | $ZEUS | Kempthorne Dirk A | Director | A | Common Stock | 1675 | $0.00 | 1,675.0000 | 11,578,000 | 9999.99% | 0.01% |
| Jan. 18, 2024 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 351 | $0.00 | 47,253.0000 | 125,533,000 | 0.75% | 0.00% |
| Oct. 19, 2023 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 328 | $0.00 | 46,902.0000 | 125,300,000 | 0.70% | 0.00% |
| July 20, 2023 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 210 | $0.00 | 46,574.0000 | 125,700,000 | 0.45% | 0.00% |
| April 27, 2023 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 1150 | $0.00 | 46,364.0000 | 126,100,000 | 2.54% | 0.00% |
| April 20, 2023 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 173 | $0.00 | 45,214.0000 | 126,100,000 | 0.38% | 0.00% |
| Jan. 19, 2023 | FMC CORP | $FMC | Kempthorne Dirk A | Director | A | Common Stock | 169 | $0.00 | 45,041.0000 | 126,707,000 | 0.38% | 0.00% |