Gregory Polli - 20 Oct 2021 Form 4 Insider Report for MSC INDUSTRIAL DIRECT CO INC (MSM)

Role: SVP, PRODUCT MANAGEMENT
Signature: /s/ Gregory Polli
Issuer symbol: MSM
Transactions as of: 20 Oct 2021
Net transactions value: -$13,265
Form type: 4
Filing time: 22 Oct 2021, 16:28:45 UTC
Previous filing: 19 Oct 2021
Next filing: 28 Oct 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MSM	Class A Common Stock, $0.001 par value	Options Exercise	$0	+366	+3.9%	$0.000000	9,743	20 Oct 2021	Direct	F1, F2
transaction	MSM	Class A Common Stock, $0.001 par value	Options Exercise	$0	+101	+1%	$0.000000	9,844	20 Oct 2021	Direct	F2, F3
transaction	MSM	Class A Common Stock, $0.001 par value	Tax liability	$13,265	-158	-1.6%	$83.86	9,686	20 Oct 2021	Direct	F2, F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MSM	Restricted Stock Units (RSU)	Options Exercise	$0	-366	-50%	$0.000000	367	20 Oct 2021	Class A Common Stock, $0.001 par value	366		Direct	F1, F5
transaction	MSM	Dividend Equivalent Units	Options Exercise	$0	-101	-9.1%	$0.000000	1,014	20 Oct 2021	Class A Common Stock, $0.001 par value	101		Direct	F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each RSU represents a contingent right to receive one share of Common Stock.
F2	Includes shares acquired under the company's Associate Stock Purchase Plan.
F3	The dividend equivalent units accrued with respect to outstanding awards of restricted stock units (RSUs) and vest at the same time(s) as the underlying RSUs. Each dividend equivalent unit represents a contingent right to receive one share of Common Stock.
F4	Disposition of Class A Common Stock to the Issuer to cover tax withholding obligations arising from the vesting of RSUs and DEUs.
F5	366 of 1,831 RSUs granted on October 20, 2017 vested on each of October 20, 2018, October 20, 2019, October 20, 2020 and October 20, 2021. 367 RSUs vest on October 20, 2022, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date. The vested shares will be delivered to the Reporting Person upon vesting.