Thomas M. Ross - 01 Feb 2023 Form 4 Insider Report for MAXCYTE, INC. (MXCT)

Role: EVP, Global Sales & Marketing
Signature: /s/ Brian F. Leaf, Attorney-in-Fact
Issuer symbol: MXCT
Transactions as of: 01 Feb 2023
Net transactions value: -$106,975
Form type: 4
Filing time: 03 Feb 2023, 15:32:31 UTC
Previous filing: 05 Jan 2023
Next filing: 21 Mar 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MXCT	Common Stock	Options Exercise	$2,426	+2,468		$0.9830	2,468	01 Feb 2023	Direct	F1
transaction	MXCT	Common Stock	Options Exercise	$32,323	+15,090	+611%	$2.14	17,558	01 Feb 2023	Direct	F1
transaction	MXCT	Common Stock	Sale	$99,729	-17,558	-100%	$5.68	0	01 Feb 2023	Direct	F1, F2
transaction	MXCT	Common Stock	Options Exercise	$24,794	+11,575		$2.14	11,575	02 Feb 2023	Direct	F1
transaction	MXCT	Common Stock	Sale	$66,788	-11,575	-100%	$5.77	0	02 Feb 2023	Direct	F1, F3

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	MXCT	Employee Stock Option (right to buy)	Options Exercise	$0	-2,468	-100%	$0.000000^*	0	01 Feb 2023	Common Stock	2,468	$0.9830	Direct	F1, F4
transaction	MXCT	Employee Stock Option (right to buy)	Options Exercise	$0	-15,090	-15%	$0.000000	83,710	01 Feb 2023	Common Stock	15,090	$2.14	Direct	F1, F5
transaction	MXCT	Employee Stock Option (right to buy)	Options Exercise	$0	-11,575	-14%	$0.000000	72,135	02 Feb 2023	Common Stock	11,575	$2.14	Direct	F1, F5

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

Explanation of Responses:

Id	Content
F1	The sales and option exercises reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 6, 2022.
F2	The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.51 to $5.86, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
F3	The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.69 to $5.87, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
F4	This option is fully vested and exercisable.
F5	The shares underlying this option vested or shall vest monthly in forty-eight (48) equal monthly installments commencing on April 4, 2019, subject to the Reporting Person's continued service to the Issuer through each vesting date.