SEC Form 4 · accession 0001209191-17-017681

CABOT CORP · CBT

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Director

Period of report

Mar 1, 2017

Accepted (ET)

Mar 3, 2017 · 4:53 pm EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0000016040

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock	Mar 1, 2017	M	46,644	$35.25	A	328,053	D
Common Stock^F1	Mar 1, 2017	S	46,644	$59.17	D	281,409	D
Common Stock	Mar 2, 2017	M	10,925	$35.25	A	292,334	D
Common Stock^F2	Mar 2, 2017	S	10,925	$59.09	D	281,409	D
Common Stock	Mar 2, 2017	M	3,794	$35.25	A	285,203	D
Common Stock^F3	Mar 2, 2017	S	3,794	$58.84	D	281,409	D
Common Stock^F4	holding	—	—		—	50	I	Through the Trustee for the Corporation's 401(k) plan

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Employee Stock Option (Right to Buy)^F5	$35.25	Mar 1, 2017	M	46,644	D	—	Oct 15, 2019	Common Stock	46,644	60,097	D
Employee Stock Option (Right to Buy)^F5	$35.25	Mar 2, 2017	M	10,925	D	—	Oct 15, 2019	Common Stock	10,925	49,172	D
Employee Stock Option (Right to Buy)^F5	$35.25	Mar 2, 2017	M	3,794	D	—	Oct 15, 2019	Common Stock	3,794	45,378	D

F1The price reported is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from 59.06 to $59.25, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, the Corporation or any security holder of the Corporation, upon request, full information regarding the number of shares sold at each separate price.
F2The price reported is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from 59.05 to $59.18, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, the Corporation or any security holder of the Corporation, upon request, full information regarding the number of shares sold at each separate price.
F3The price reported is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from 58.75 to $58.86, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, the Corporation or any security holder of the Corporation, upon request, full information regarding the number of shares sold at each separate price.
F4Reflects retirement plan contributions by the Corporation.
F5106,741 shares were subject to the option. The option vested over a three year period as follows: 30% November 9, 2013, 30% November 9, 2014 and 40% on November 9, 2015.