CBT
CABOT CORP · Manufacturing · Market cap $3.8B
Insiders sold $19.6M net in the last 90 days ·1 seller, 0 buyers· latest Form 4 filed Aug 31, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$19.6M
reported sales (SEC code S)
Unique Insiders
1
in the rolling window
Latest filing
Aug 31, 2026
Keohane Sean D
CABOT CORP (CBT) has 26 SEC Form 4 filings (40 transaction rows) in the rolling window, disclosed by 1 distinct insider. Most recent filing: Aug 31, 2026.
Inside the rolling window, 1 insider at CABOT CORP reported no open-market purchases and 3 open-market sales totaling $19.6M. The most active filer is President and CEO Keohane Sean D with 3 filings. Insiders have net sold $19.6M over the trailing 6 months. The most recent open-market filing is a sale of 134,895 shares by President and CEO Keohane Sean D, dated Aug 28, 2026, worth $11.5M.
- Industry:Chemicals - Specialty
- CEO:Sean D. Keohane
- Employees:4,064
- HQ:Boston, MA, US
- IPO:1980-11-05
| Source | |||||||
|---|---|---|---|---|---|---|---|
| President and CEO | Sale | 134,895 | $11.5M | Aug 31 | -10.8% | SEC ↗ | |
| President and CEO | Sale | 2,779 | $238K | Aug 26 | -12.8% | SEC ↗ | |
Keohane Sean DFirst filing | President and CEO | Sale | 91,923 | $7.9M | Aug 11 | -15.2% | SEC ↗ |
Earnings: last 7 quarters
Congress trading CBT 1 all-time
- RSen. Susan Margaret CollinsOther$1,001 - $15,0002014-05-07
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Frequently asked questions
How many SEC Form 4 insider filings does CBT have?
CABOT CORP (CBT) has 26 SEC Form 4 filings (40 transaction rows) in the rolling 365-day window, disclosed by 1 distinct insider. Most recent filing: Aug 31, 2026.
When was the most recent SEC Form 4 filing for CBT?
The most recent Form 4 filing for CBT on Tracefour is dated Aug 31, 2026.
Who is the most active insider at CBT?
The most active SEC Form 4 filer at CBT in the rolling window is President and CEO Keohane Sean D, with 3 filings.
What is the net insider flow at CBT over the last 6 months?
Over the trailing 180 days, insiders at CBT have net sold $19.6M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at CBT in the current window?
Inside the rolling window, insiders at CBT bought $0 and sold $19.6M based on SEC Form 4 filings.
Can I get alerts for CBT insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at CABOT CORP (CBT). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
CABOT CORP is in the Manufacturing sector.