SEC Form 4 · accession 0001209191-18-036074

CABOT CORP · CBT

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

Reporting owner

Officer — President and CEO · Director

Period of report

Jun 5, 2018

Accepted (ET)

Jun 6, 2018 · 4:36 pm EDT

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	Jun 5, 2018	M	21,067	$35.25	A	129,674	D
Common Stock^F1	Jun 5, 2018	S	21,067	$62.99	D	108,607	D
Common Stock	Jun 5, 2018	M	15,909	$34.64	A	124,516	D
Common Stock^F1	Jun 5, 2018	S	15,909	$62.99	D	108,607	D
Common Stock	Jun 5, 2018	M	22,561	$32.95	A	131,168	D
Common Stock^F2	Jun 5, 2018	S	22,561	$62.99	D	108,607	D
Common Stock^F3	holding	—	—		—	11,615	I	Through the Trustee of the Corporation's 401(k) Plan

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	D/I
Employee Stock Option (Right to Buy)^F4	$35.25	Jun 5, 2018	M	21,067	D	—	Nov 8, 2022	Common Stock	21,067	D
Employee Stock Option (Right to Buy)^F5	$34.64	Jun 5, 2018	M	15,909	D	—	Nov 11, 2020	Common Stock	15,909	D
Employee Stock Option (Right to Buy)^F6	$32.95	Jun 5, 2018	M	22,561	D	—	Nov 10, 2021	Common Stock	22,561	D

F1The price reported is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $62.52 to $63.28, 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 $62.48 to $63.32, 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.
F3Reflects retirement plan contribution by the Corporation.
F421,067 shares were subject to the option. The option vested over a three year period as follows: 30% on November 9, 2013, 30% on November 9, 2014 and 40% on November 9, 2015.
F515,909 shares were subject to the option. The option vested over a three year period as follows: 30% on November 12, 2011, 30% on November 12, 2012 and 40% on November 12, 2012.
F622,561 shares were subject to the option. The option vested over a three year period as follows: 30% on November 11, 2012, 30% on November 11, 2013 and 40% on November 11, 2014.