Cabot Corporation (CBT) has 20 known insider and institutional holders on record. The largest holder is Prevost Patrick M. with 220,166 shares. Other notable holders include OBRIEN JOHN F and WRIGHTON MARK S.
Over the last 12 months, insiders have made 76 transactions in CBT stock — 65 buys (valued at $12.81M) and 0 sells (valued at RSU Award). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
CBT Insider Ownership
Top Holder
Prevost Patrick M.
220,166 shares
Buys (12 mo)
65
$12.81M value
Sells (12 mo)
0
$0.00 value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Prevost Patrick M. |
Director |
220,166 |
2020-01-13 |
|
| 2 |
Obrien John F |
Director |
53,992 |
2020-01-13 |
|
| 3 |
Wrighton Mark S |
Director |
47,590 |
2021-01-11 |
|
| 4 |
Keohane Sean D |
President and CEO |
47,491 |
2026-03-17 |
|
| 5 |
Enriquez Cabot Juan |
Director |
41,526 |
2026-01-12 |
|
| 6 |
Kirby William C. |
Director |
27,688 |
2026-01-12 |
|
| 7 |
Rataj Sue H. |
Director |
27,460 |
2024-01-12 |
|
| 8 |
Von Gottberg Friedrich |
Senior Vice President |
26,679 |
2018-11-21 |
|
| 9 |
Wolfgruber Matthais L. |
Director |
22,667 |
2025-03-18 |
|
| 10 |
Zhu Jeff Ji |
Executive Vice President |
22,544 |
2025-11-21 |
|
| 11 |
Morrow Michael M |
Director |
22,302 |
2026-01-12 |
|
| 12 |
Mcgillicuddy John K |
Director |
20,273 |
2019-01-14 |
|
| 13 |
Arnold Cynthia A |
Director |
19,620 |
2026-01-12 |
|
| 14 |
Berube Brian A |
SVP, General Counsel |
18,662 |
2019-03-12 |
|
| 15 |
Wilson Frank Anders |
Director |
18,552 |
2026-01-12 |
|
| 16 |
Cordeiro Eduardo E |
Executive Vice President, CFO |
18,213 |
2018-03-12 |
|
| 17 |
Yan Christine Y |
Director |
17,171 |
2026-01-12 |
|
| 18 |
Macleod Roderick |
Director |
16,193 |
2018-01-17 |
|
| 19 |
Wood Matthew Forster |
Senior Vice President |
13,496 |
2025-11-21 |
|
| 20 |
Kalkstein Hobart |
Executive Vice President |
10,356 |
2025-06-16 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-31 |
Nathoo Raffiq |
Director |
RSU Award |
315 |
- |
- |
| 2026-03-13 |
Masterson William F Iii |
Senior Vice President |
RSU Award |
3 |
- |
- |
| 2026-03-13 |
Nathoo Raffiq |
Director |
RSU Award |
8 |
- |
- |
| 2026-03-13 |
Dumont Lisa M |
VP, Controller & CAO |
RSU Award |
5 |
- |
- |
| 2026-03-13 |
Kalita Karen A |
SVP and General Counsel |
RSU Award |
34 |
- |
- |
| 2026-03-13 |
Mclaughlin Erica |
Executive Vice President, CFO |
RSU Award |
66 |
- |
- |
| 2026-03-13 |
Keohane Sean D |
President and CEO |
RSU Award |
306 |
- |
- |
| 2026-03-13 |
Delgrosso Douglas G |
Director |
RSU Award |
33 |
- |
- |
| 2026-01-08 |
Nathoo Raffiq |
Director |
RSU Award |
2,298 |
- |
- |
| 2025-12-31 |
Nathoo Raffiq |
Director |
Conversion (Sell) |
3,384 |
$66.28 |
$224.29K |
| 2026-01-08 |
Williams Michelle Elizabeth |
Director |
RSU Award |
2,298 |
- |
- |
| 2026-01-08 |
Morrow Michael M |
Director |
RSU Award |
2,298 |
- |
- |
| 2026-01-08 |
Vanlancker Thierry Fj |
Director |
RSU Award |
2,298 |
- |
- |
| 2026-01-08 |
Yan Christine Y |
Director |
RSU Award |
2,298 |
- |
- |
| 2026-01-08 |
Arnold Cynthia A |
Director |
RSU Award |
2,298 |
- |
- |
| 2026-01-08 |
Wilson Frank Anders |
Director |
RSU Award |
2,298 |
- |
- |
| 2026-01-08 |
Kirby William C. |
Director |
RSU Award |
486 |
- |
- |
| 2026-01-08 |
Delgrosso Douglas G |
Director |
RSU Award |
2,298 |
- |
- |
| 2026-01-08 |
Enriquez Cabot Juan |
Director |
RSU Award |
486 |
- |
- |
| 2025-12-31 |
Masterson William F Iii |
Senior Vice President |
RSU Award |
229 |
- |
- |
| 2025-12-31 |
Nathoo Raffiq |
Director |
RSU Award |
358 |
- |
- |
| 2025-12-31 |
Dumont Lisa M |
VP, Controller & CAO |
RSU Award |
182 |
- |
- |
| 2025-12-31 |
Kalita Karen A |
SVP and General Counsel |
RSU Award |
922 |
- |
- |
| 2025-12-31 |
Mclaughlin Erica |
Executive Vice President, CFO |
RSU Award |
1,035 |
- |
- |
| 2025-12-31 |
Keohane Sean D |
President and CEO |
RSU Award |
2,563 |
- |
- |
