Mike Slessor, CEO of FormFactor Inc. ($FORM), sold about $5.7 million worth of shares on the open market in 14 transactions over the last year, with his most recent sale on February 18, 2026. His total sales rank 1,749th among 11,678 insiders, below the average of $8.6 million per seller and 6.4 transactions. Slessor made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 18, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 1900 | $94.10 | 469,186.0000 | 78,313,000 | 0.40% | 0.00% |
| March 18, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 5495 | $95.21 | 463,691.0000 | 78,313,000 | 1.17% | 0.01% |
| March 18, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 2832 | $95.73 | 460,859.0000 | 78,313,000 | 0.61% | 0.00% |
| Feb. 18, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 2896 | $94.79 | 471,086.0000 | 78,313,000 | 0.61% | 0.00% |
| Feb. 18, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 834 | $92.85 | 478,916.0000 | 78,313,000 | 0.17% | 0.00% |
| Feb. 18, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4934 | $93.97 | 473,982.0000 | 78,313,000 | 1.03% | 0.01% |
| Feb. 9, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 3288 | $94.88 | 479,750.0000 | 78,313,000 | 0.68% | 0.00% |
| Feb. 9, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 5908 | $0.00 | 11,816.0000 | 78,313,000 | 33.33% | 0.01% |
| Feb. 9, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 5908 | $0.00 | 483,038.0000 | 78,313,000 | 1.24% | 0.01% |
| Feb. 6, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 3357 | $90.29 | 477,130.0000 | 78,313,000 | 0.70% | 0.00% |
| Feb. 5, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 3644 | $0.00 | 476,551.0000 | 78,313,000 | 0.77% | 0.00% |
| Feb. 5, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 2095 | $83.87 | 474,456.0000 | 78,313,000 | 0.44% | 0.00% |
| Feb. 6, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 6031 | $0.00 | 480,487.0000 | 78,313,000 | 1.27% | 0.01% |
| Feb. 6, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 6031 | $0.00 | 60,310.0000 | 78,313,000 | 9.09% | 0.01% |
| Feb. 5, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 3644 | $0.00 | 21,864.0000 | 78,313,000 | 14.29% | 0.00% |
| Jan. 15, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 6976 | $76.43 | 479,019.0000 | 78,313,000 | 1.44% | 0.01% |
| Jan. 15, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 6112 | $77.24 | 472,907.0000 | 78,313,000 | 1.28% | 0.01% |
| Jan. 6, 2026 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 39606 | $65.00 | 485,995.0000 | 78,313,000 | 7.54% | 0.05% |
| Dec. 17, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 5606 | $56.19 | 527,664.0000 | 77,734,000 | 1.05% | 0.01% |
| Dec. 17, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 2063 | $56.82 | 525,601.0000 | 77,734,000 | 0.39% | 0.00% |
| Dec. 12, 2025 | BENCHMARK ELECTRONICS INC | $BHE | SLESSOR MIKE | Not found | A | Common Stock | 2256 | $0.00 | 2,256.0000 | 36,337,000 | 9999.99% | 0.01% |
| Nov. 19, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 3664 | $50.60 | 533,270.0000 | 77,734,000 | 0.68% | 0.00% |
| Nov. 19, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4739 | $49.65 | 536,934.0000 | 77,734,000 | 0.87% | 0.01% |
| Nov. 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 3282 | $52.25 | 541,673.0000 | 77,734,000 | 0.60% | 0.00% |
| Nov. 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 5908 | $0.00 | 17,724.0000 | 77,734,000 | 25.00% | 0.01% |
| Nov. 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 5908 | $0.00 | 544,955.0000 | 77,734,000 | 1.10% | 0.01% |
| Nov. 6, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 3351 | $54.22 | 539,047.0000 | 77,734,000 | 0.62% | 0.00% |
| Nov. 6, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 6031 | $0.00 | 542,398.0000 | 77,734,000 | 1.12% | 0.01% |
| Nov. 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 2025 | $55.36 | 536,367.0000 | 77,734,000 | 0.38% | 0.00% |
| Nov. 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 3644 | $0.00 | 538,392.0000 | 77,734,000 | 0.68% | 0.00% |
| Nov. 6, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 6031 | $0.00 | 66,341.0000 | 77,734,000 | 8.33% | 0.01% |
| Nov. 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 3644 | $0.00 | 25,508.0000 | 77,734,000 | 12.50% | 0.00% |
| Nov. 3, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | G | Common Stock | 5000 | $0.00 | 534,748.0000 | 77,734,000 | 0.93% | 0.01% |
| Aug. 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 5908 | $0.00 | 543,030.0000 | 78,437,000 | 1.10% | 0.01% |
| Aug. 6, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | A | Restricted Stock Units | 72372 | $0.00 | 72,372.0000 | 78,437,000 | 9999.99% | 0.09% |
| Aug. 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 5908 | $0.00 | 23,632.0000 | 78,437,000 | 20.00% | 0.01% |
| Aug. 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 3282 | $27.98 | 539,748.0000 | 78,437,000 | 0.60% | 0.00% |
| Aug. 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 3644 | $0.00 | 539,147.0000 | 78,437,000 | 0.68% | 0.00% |
| Aug. 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 3644 | $0.00 | 29,152.0000 | 78,437,000 | 11.11% | 0.00% |
| Aug. 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 2025 | $29.14 | 537,122.0000 | 78,437,000 | 0.38% | 0.00% |
| Aug. 1, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 14426 | $0.00 | 0.0000 | 78,437,000 | 100.00% | 0.02% |
| Aug. 1, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | A | Performance-based Restricted Stock Units | 49935 | $0.00 | 49,935.0000 | 78,437,000 | 9999.99% | 0.06% |
| Aug. 1, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 8014 | $28.93 | 535,503.0000 | 78,437,000 | 1.47% | 0.01% |
| Aug. 1, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 14426 | $0.00 | 543,517.0000 | 78,437,000 | 2.73% | 0.02% |
| Aug. 1, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 27739 | $28.93 | 529,091.0000 | 78,437,000 | 4.98% | 0.04% |
| Aug. 1, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 49935 | $0.00 | 556,830.0000 | 78,437,000 | 9.85% | 0.06% |
| Aug. 1, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Performance-based Restricted Stock Units | 49935 | $0.00 | 0.0000 | 78,437,000 | 100.00% | 0.06% |
| July 1, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4000 | $34.03 | 506,895.0000 | 78,437,000 | 0.78% | 0.01% |
| June 2, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4000 | $29.83 | 510,895.0000 | 78,437,000 | 0.78% | 0.01% |
| May 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 5908 | $0.00 | 29,540.0000 | 78,437,000 | 16.67% | 0.01% |
| May 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 5908 | $0.00 | 518,177.0000 | 78,437,000 | 1.15% | 0.01% |
| May 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 3282 | $29.66 | 514,895.0000 | 78,437,000 | 0.63% | 0.00% |
| May 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 3644 | $0.00 | 32,796.0000 | 78,437,000 | 10.00% | 0.00% |
| May 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 3644 | $0.00 | 514,294.0000 | 78,437,000 | 0.71% | 0.00% |
| May 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 2025 | $29.81 | 512,269.0000 | 78,437,000 | 0.39% | 0.00% |
| May 1, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4000 | $31.72 | 510,650.0000 | 78,437,000 | 0.78% | 0.01% |
| April 1, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4000 | $28.24 | 514,650.0000 | 78,437,000 | 0.77% | 0.01% |
| March 3, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4000 | $33.05 | 518,650.0000 | 78,437,000 | 0.77% | 0.01% |
| Feb. 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 3282 | $35.84 | 522,650.0000 | 78,437,000 | 0.62% | 0.00% |
| Feb. 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 5908 | $0.00 | 525,932.0000 | 78,437,000 | 1.14% | 0.01% |
| Feb. 7, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 5908 | $0.00 | 35,448.0000 | 78,437,000 | 14.29% | 0.01% |
| Feb. 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 2151 | $41.12 | 520,024.0000 | 78,437,000 | 0.41% | 0.00% |
| Feb. 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 3644 | $0.00 | 522,175.0000 | 78,437,000 | 0.70% | 0.00% |
| Feb. 5, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 3644 | $0.00 | 36,440.0000 | 78,437,000 | 9.09% | 0.00% |
| Feb. 3, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 3900 | $38.97 | 518,631.0000 | 78,437,000 | 0.75% | 0.00% |
| Feb. 3, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 100 | $39.53 | 518,531.0000 | 78,437,000 | 0.02% | 0.00% |
| Jan. 2, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 3600 | $44.38 | 522,931.0000 | 78,437,000 | 0.68% | 0.00% |
| Jan. 2, 2025 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 400 | $45.01 | 522,531.0000 | 78,437,000 | 0.08% | 0.00% |
| Dec. 2, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 3899 | $40.57 | 526,632.0000 | 78,495,000 | 0.73% | 0.00% |
| Dec. 2, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 101 | $41.17 | 526,531.0000 | 78,495,000 | 0.02% | 0.00% |
| Nov. 7, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 3276 | $42.40 | 530,531.0000 | 78,495,000 | 0.61% | 0.00% |
| Nov. 7, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 5908 | $0.00 | 533,807.0000 | 78,495,000 | 1.12% | 0.01% |
| Nov. 7, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 5908 | $0.00 | 41,356.0000 | 78,495,000 | 12.50% | 0.01% |
| Nov. 5, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 3644 | $0.00 | 40,084.0000 | 78,495,000 | 8.33% | 0.00% |
| Nov. 5, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 3644 | $0.00 | 529,920.0000 | 78,495,000 | 0.69% | 0.00% |
| Nov. 5, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 2021 | $39.23 | 527,899.0000 | 78,495,000 | 0.38% | 0.00% |
| Nov. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4000 | $38.81 | 526,276.0000 | 78,495,000 | 0.75% | 0.01% |
| Oct. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 3000 | $45.04 | 531,276.0000 | 78,495,000 | 0.56% | 0.00% |
| Oct. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 1000 | $46.00 | 530,276.0000 | 78,495,000 | 0.19% | 0.00% |
| Sept. 3, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 1188 | $47.17 | 534,276.0000 | 78,159,000 | 0.22% | 0.00% |
| Sept. 3, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 2812 | $45.94 | 535,464.0000 | 78,159,000 | 0.52% | 0.00% |
| Aug. 5, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | A | Restricted Stock Units | 43728 | $0.00 | 43,728.0000 | 78,159,000 | 9999.99% | 0.06% |
| Aug. 7, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 5908 | $0.00 | 47,264.0000 | 78,159,000 | 11.11% | 0.01% |
| Aug. 7, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 3276 | $43.11 | 538,276.0000 | 78,159,000 | 0.60% | 0.00% |
| Aug. 7, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 5908 | $0.00 | 541,552.0000 | 78,159,000 | 1.10% | 0.01% |
| Aug. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 8 | $52.62 | 524,281.0000 | 78,159,000 | 0.00% | 0.00% |
| Aug. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 1094 | $53.80 | 523,187.0000 | 78,159,000 | 0.21% | 0.00% |
| Aug. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 14427 | $0.00 | 537,614.0000 | 78,159,000 | 2.76% | 0.02% |
| Aug. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 8000 | $47.25 | 529,614.0000 | 78,159,000 | 1.49% | 0.01% |
| Aug. 2, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 13536 | $0.00 | 543,150.0000 | 78,159,000 | 2.56% | 0.02% |
| Aug. 2, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 7506 | $40.90 | 535,644.0000 | 78,159,000 | 1.38% | 0.01% |
| Aug. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 14427 | $0.00 | 14,426.0000 | 78,159,000 | 50.00% | 0.02% |
| Aug. 2, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 13536 | $0.00 | 0.0000 | 78,159,000 | 100.00% | 0.02% |
| Aug. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 1038 | $48.60 | 526,149.0000 | 78,159,000 | 0.20% | 0.00% |
| Aug. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 1389 | $50.28 | 524,760.0000 | 78,159,000 | 0.26% | 0.00% |
| Aug. 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 471 | $51.29 | 524,289.0000 | 78,159,000 | 0.09% | 0.00% |
| July 23, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 49296 | $60.25 | 527,187.0000 | 78,159,000 | 8.55% | 0.06% |
| July 23, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Performance-based Restricted Stock Units | 88902 | $0.00 | 0.0000 | 78,159,000 | 100.00% | 0.11% |
| July 23, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | A | Performance-based Restricted Stock Units | 88902 | $0.00 | 88,902.0000 | 78,159,000 | 9999.99% | 0.11% |
| July 23, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 88902 | $0.00 | 576,483.0000 | 78,159,000 | 18.23% | 0.11% |
| July 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 995 | $59.24 | 488,263.0000 | 78,159,000 | 0.20% | 0.00% |
| July 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 682 | $60.57 | 487,581.0000 | 78,159,000 | 0.14% | 0.00% |
| July 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 2323 | $58.44 | 489,258.0000 | 78,159,000 | 0.47% | 0.00% |
| June 3, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 2770 | $54.17 | 492,811.0000 | 78,159,000 | 0.56% | 0.00% |
| June 3, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 1230 | $54.83 | 491,581.0000 | 78,159,000 | 0.25% | 0.00% |
| May 7, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Restricted Stock Units | 5908 | $0.00 | 53,172.0000 | 78,159,000 | 10.00% | 0.01% |
| May 7, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | M | Common Stock | 5908 | $0.00 | 497,689.0000 | 78,159,000 | 1.20% | 0.01% |
| May 7, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 2108 | $56.03 | 495,581.0000 | 78,159,000 | 0.42% | 0.00% |
| May 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4000 | $43.75 | 491,781.0000 | 78,159,000 | 0.81% | 0.01% |
| April 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4000 | $45.94 | 495,781.0000 | 78,159,000 | 0.80% | 0.01% |
| March 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | A | Restricted Stock Units | 59080 | $0.00 | 59,080.0000 | 78,159,000 | 9999.99% | 0.08% |
| March 1, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | S | Common Stock | 4000 | $43.38 | 499,781.0000 | 78,159,000 | 0.79% | 0.01% |
| Feb. 13, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | G | Common Stock | 3500 | $0.00 | 562,861.0000 | 78,159,000 | 0.62% | 0.00% |
| Feb. 13, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | G | Common Stock | 3500 | $0.00 | 397,269.0000 | 78,159,000 | 0.87% | 0.00% |
| Feb. 7, 2024 | FORMFACTOR INC | $FORM | SLESSOR MIKE | CEO | F | Common Stock | 2248 | $38.12 | 566,001.0000 | 78,159,000 | 0.40% | 0.00% |