Cabot Corp manufactures and sells a variety of chemicals, materials, and chemical-based products. The company organizes itself into the following operating segments based on the product type; the Reinforcement Materials segment which generates maximum revenue provides reinforcing carbon products used in tires, and industrial products such as hoses, belts, extruded profiles, and molded goods; and the Performance Chemicals segment aggregates the specialty carbons, specialty compounds, fumed metal oxides, battery materials, inkjet colorants, and aerogel product lines. Geographically, the company derives maximum revenue from its customers in Europe, the Middle East, and Africa and the rest from the Americas and Asia Pacific region.
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 2 | 94,702 | $8.18M |
| Grant or award | 9 | 728.07 | |
| Option exercise | 4 | 189,404 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
107 Form 4 filings on record, the earliest from Oct 2, 2024, newest first. Filing history page 3 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Grant or award | Phantom Stock Units | 72.83 | $76.05 | $6K | ||
| Grant or award | Phantom Stock Units | 146.67 | $76.05 | $11K | ||
| Grant or award | Phantom Stock Units | 23.2 | $81.47 | $2K | ||
| Matthew Forster Wood - Officer | Grant or award | Phantom Stock Units | 1.41 | $81.47 | $115 | |
| Cabot Juan Enriquez | Grant or award | Phantom Stock Units | 298.11 | $81.47 | $24K | |
| Grant or award | Phantom Stock Units | 49.1 | $81.47 | $4K | ||
| Lisa M. Dumont - Officer | Grant or award | Phantom Stock Units | 3.01 | $81.47 | $245 | |
| Grant or award | Phantom Stock Units | 27.85 | $81.47 | $2K | ||
| Grant or award | Phantom Stock Units | 21.8 | $81.47 | $2K | ||
| Sean D. Keohane - Officer | Grant or award | Phantom Stock Units | 241.68 | $81.47 | $20K | |
| Sean D. Keohane - Officer | Option exercise | Common Stock | 87,981 | $50.46 | $4.44M | |
| Sean D. Keohane - Officer | Open-market sale | Common Stock | 80,304 | $79.24 | $6.36M | |
| Sean D. Keohane - Officer | Open-market sale | Common Stock | 7,677 | $79.62 | $611K | |
| Sean D. Keohane - Officer | Option exercise | Common Stock | 26,455 | $49.26 | $1.30M | |
| Sean D. Keohane - Officer | Open-market sale | Common Stock | 24,086 | $79.25 | $1.91M | |
| Sean D. Keohane - Officer | Open-market sale | Common Stock | 2,369 | $79.63 | $189K | |
| Sean D. Keohane - Officer | Option exercise | Employee Stock Option (Right to Buy) | 26,455 | $0.00 | - | |
| Sean D. Keohane - Officer | Option exercise | Employee Stock Option (Right to Buy) | 87,981 | $0.00 | - | |
| Grant or award | Phantom Stock Units | 316.67 | $75.00 | $24K | ||
| Sean D. Keohane - Officer | Grant or award | Phantom Stock Units | 266.67 | $75.00 | $20K | |
| Cabot Juan Enriquez | Grant or award | Phantom Stock Units | 366.67 | $75.00 | $28K | |
| Cabot Juan Enriquez | Grant or award | Phantom Stock Units | 320.9 | $74.72 | $24K | |
| Grant or award | Phantom Stock Units | 30.19 | $74.72 | $2K | ||
| Cabot Juan Enriquez | Grant or award | Phantom Stock Units | 330.77 | $83.14 | $27K | |
| Grant or award | Phantom Stock Units | 12.62 | $103.38 | $1K | ||
| Grant or award | Phantom Stock Units | 20.66 | $103.38 | $2K | ||
| Cabot Juan Enriquez | Grant or award | Phantom Stock Units | 216.96 | $103.38 | $22K | |
| Grant or award | Phantom Stock Units | 14.25 | $103.38 | $1K | ||
| Lisa M. Dumont - Officer | Grant or award | Phantom Stock Units | 1.7 | $103.38 | $175 | |
| Grant or award | Phantom Stock Units | 32.54 | $103.38 | $3K | ||
| Hobart Kalkstein - Officer | Grant or award | Phantom Stock Units | 39.54 | $103.38 | $4K | |
| Sean D. Keohane - Officer | Grant or award | Phantom Stock Units | 167.95 | $103.38 | $17K | |
| Matthais L. Wolfgruber | Grant or award | Phantom Stock Units | 92.11 | $103.38 | $10K | |
| Sean D. Keohane - Officer | Grant or award | Common Stock | 45,842 | $0.00 | - | |
| Sean D. Keohane - Officer | Tax withholding / forfeiture | Common Stock | 20,631 | $108.82 | $2.25M | |
| Hobart Kalkstein - Officer | Grant or award | Common Stock | 8,610 | $0.00 | - | |
| Hobart Kalkstein - Officer | Tax withholding / forfeiture | Common Stock | 3,765 | $108.82 | $410K | |
| Lisa M. Dumont - Officer | Grant or award | Common Stock | 1,472 | $0.00 | - | |
| Lisa M. Dumont - Officer | Tax withholding / forfeiture | Common Stock | 509 | $108.82 | $55K | |
| Jeff Ji Zhu - Officer | Grant or award | Common Stock | 8,465 | $0.00 | - | |
| Jeff Ji Zhu - Officer | Tax withholding / forfeiture | Common Stock | 2,024 | $108.82 | $220K |
This is as far as the anonymous view goes. Create a free account for all 107 CBT filings on record.
A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Keohane Sean D | Officer, Director | 134,895 | $11.47M | View on EDGAR | |
| Keohane Sean D | Officer, Director | 2,779 | $238K | View on EDGAR | |
| Keohane Sean D | Officer, Director | 91,923 | $7.94M | View on EDGAR |
CABOT CORP (CBT) had 11 insider filings in the last 90 days, with the most recent on 2026-08-26. The full record for CBT runs to 107 Form 4 filings, the earliest from 2024-10-02. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of CBT were filed in the last 90 days.
2 insider sales of CBT were filed in the last 90 days, totaling $8.18M.
This page tracks CBT Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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