Sean D. Keohane, President and CEO of Cabot Corp (CBT), sold shares on the open market four times over the past year for a total of $9.1 million. His most recent sale occurred on August 14, 2025. These insider sales rank 1,217th among 11,678 individuals in our database, where the average is $8.6 million across 6.4 transactions. Keohane 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 13, 2026 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 306 | $69.49 | 47,491.2811 | 52,900,000 | 0.65% | 0.00% |
| Dec. 31, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 2563 | $66.28 | 47,185.7181 | 54,200,000 | 5.74% | 0.00% |
| Dec. 12, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 292 | $68.34 | 44,622.8712 | 54,200,000 | 0.66% | 0.00% |
| Nov. 19, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Common Stock | 32630 | $0.00 | 397,473.1846 | 54,200,000 | 8.94% | 0.06% |
| Nov. 19, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Employee Stock Option (Right to Buy) | 122114 | $0.00 | 122,114.0000 | 54,200,000 | 9999.99% | 0.23% |
| Nov. 19, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | F | Common Stock | 10338 | $59.76 | 418,067.1846 | 54,200,000 | 2.41% | 0.02% |
| Nov. 19, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Common Stock | 30932 | $0.00 | 428,405.1846 | 54,200,000 | 7.78% | 0.06% |
| Nov. 11, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | F | Common Stock | 10608 | $61.41 | 364,843.1800 | 54,200,000 | 2.83% | 0.02% |
| Sept. 30, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 334 | $76.05 | 44,330.9641 | 54,400,000 | 0.76% | 0.00% |
| Sept. 11, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 242 | $81.47 | 43,997.1756 | 54,400,000 | 0.55% | 0.00% |
| Aug. 14, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | M | Common Stock | 87981 | $50.46 | 463,341.5928 | 54,400,000 | 23.44% | 0.16% |
| Aug. 14, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | S | Common Stock | 80304 | $79.24 | 383,037.5928 | 54,400,000 | 17.33% | 0.15% |
| Aug. 14, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | S | Common Stock | 7677 | $79.62 | 375,360.5928 | 54,400,000 | 2.00% | 0.01% |
| Aug. 14, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | M | Common Stock | 26455 | $49.26 | 401,815.5928 | 54,400,000 | 7.05% | 0.05% |
| Aug. 14, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | S | Common Stock | 24086 | $79.25 | 377,729.5928 | 54,400,000 | 5.99% | 0.04% |
| Aug. 14, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | S | Common Stock | 2369 | $79.63 | 375,360.5928 | 54,400,000 | 0.63% | 0.00% |
| Aug. 14, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | M | Employee Stock Option (Right to Buy) | 26455 | $0.00 | 0.0000 | 54,400,000 | 0.00% | 0.05% |
| Aug. 14, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | M | Employee Stock Option (Right to Buy) | 87981 | $0.00 | 0.0000 | 54,400,000 | 0.00% | 0.16% |
| June 30, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 267 | $75.00 | 43,755.4920 | 55,000,000 | 0.61% | 0.00% |
| June 13, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 260 | $74.72 | 43,488.8252 | 55,000,000 | 0.60% | 0.00% |
| April 22, 2025 | Chemours Co | $CC | Keohane Sean D | Director | A | Common Stock | 14096 | $0.00 | 63,872.1309 | 150,172,289 | 28.32% | 0.01% |
| March 14, 2025 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 222 | $83.31 | 43,228.4824 | 55,000,000 | 0.52% | 0.00% |
| Dec. 31, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 2461 | $91.31 | 43,006.5068 | 55,700,000 | 6.07% | 0.00% |
| Dec. 13, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 168 | $103.38 | 40,545.4435 | 55,700,000 | 0.42% | 0.00% |
| Nov. 18, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | F | Common Stock | 20631 | $108.82 | 375,167.9600 | 55,700,000 | 5.21% | 0.04% |
| Nov. 18, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Common Stock | 45842 | $0.00 | 395,798.9600 | 55,700,000 | 13.10% | 0.08% |
| Nov. 8, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Employee Stock Option (Right to Buy) | 50600 | $0.00 | 50,600.0000 | 55,700,000 | 9999.99% | 0.09% |
| Nov. 8, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Common Stock | 16957 | $0.00 | 361,780.9600 | 55,700,000 | 4.92% | 0.03% |
| Nov. 12, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | F | Common Stock | 11824 | $112.54 | 349,956.9600 | 55,700,000 | 3.27% | 0.02% |
| Sept. 30, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 227 | $111.77 | 40,377.4967 | 55,800,000 | 0.57% | 0.00% |
| Sept. 13, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 164 | $104.75 | 40,150.3820 | 55,800,000 | 0.41% | 0.00% |
| Sept. 3, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | S | Common Stock | 17865 | $101.23 | 352,487.0200 | 55,800,000 | 4.82% | 0.03% |
| Sept. 3, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | M | Common Stock | 25617 | $39.54 | 370,352.0200 | 55,800,000 | 7.43% | 0.05% |
| Sept. 3, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | M | Employee Stock Option (Right to Buy) | 25617 | $0.00 | 0.0000 | 55,800,000 | 100.00% | 0.05% |
| Sept. 3, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | S | Common Stock | 7752 | $102.28 | 344,735.0200 | 55,800,000 | 2.20% | 0.01% |
| Aug. 6, 2024 | Chemours Co | $CC | Keohane Sean D | Director | A | Common Stock | 8547 | $0.00 | 47,873.7865 | 148,912,397 | 21.73% | 0.01% |
| June 28, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 223 | $91.89 | 39,986.2379 | 56,500,000 | 0.56% | 0.00% |
| June 14, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 175 | $97.00 | 39,763.1451 | 56,500,000 | 0.44% | 0.00% |
| March 8, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 181 | $87.11 | 39,587.6534 | 56,500,000 | 0.46% | 0.00% |
| March 1, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | M | Common Stock | 17857 | $46.03 | 362,509.8900 | 56,500,000 | 5.18% | 0.03% |
| March 1, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | M | Employee Stock Option (Right to Buy) | 17857 | $0.00 | 0.0000 | 56,500,000 | 100.00% | 0.03% |
| March 1, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | S | Common Stock | 6579 | $85.67 | 344,652.8900 | 56,500,000 | 1.87% | 0.01% |
| March 1, 2024 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | S | Common Stock | 11278 | $85.29 | 351,231.8900 | 56,500,000 | 3.11% | 0.02% |
| Dec. 29, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 981 | $83.50 | 39,406.7020 | 56,500,000 | 2.55% | 0.00% |
| Dec. 8, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 197 | $77.78 | 38,425.8567 | 56,500,000 | 0.51% | 0.00% |
| Nov. 20, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | F | Common Stock | 39239 | $77.89 | 344,586.6200 | 56,500,000 | 10.22% | 0.07% |
| Nov. 20, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Common Stock | 37402 | $0.00 | 383,825.6200 | 56,500,000 | 10.80% | 0.07% |
| Nov. 10, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Employee Stock Option (Right to Buy) | 79139 | $0.00 | 79,139.0000 | 56,500,000 | 9999.99% | 0.14% |
| Nov. 10, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Common Stock | 25000 | $0.00 | 363,240.6200 | 56,500,000 | 7.39% | 0.04% |
| Nov. 13, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | F | Common Stock | 16817 | $74.08 | 346,423.6200 | 56,500,000 | 4.63% | 0.03% |
| Sept. 29, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 366 | $69.27 | 38,229.2548 | 0 | 0.97% | 0.00% |
| Sept. 8, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 215 | $70.12 | 37,862.7957 | 0 | 0.57% | 0.00% |
| June 30, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 329 | $66.89 | 37,648.0323 | 0 | 0.88% | 0.00% |
| June 9, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 202 | $73.40 | 37,319.1341 | 0 | 0.54% | 0.00% |
| March 10, 2023 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 184 | $74.31 | 37,116.8624 | 0 | 0.50% | 0.00% |
| Dec. 30, 2022 | CABOT CORP | $CBT | Keohane Sean D | President and CEO | A | Phantom Stock Units | 1792 | $66.84 | 36,932.9680 | 0 | 5.10% | 0.00% |