Michael Terrence Gibbs - 24 Feb 2022 Form 4/A - Amendment Insider Report for T2 Biosystems, Inc. (TTOO)

Role: General Counsel
Signature: /s/ John Sprague, Attorney-in-fact
Issuer symbol: TTOO
Transactions as of: 24 Feb 2022
Net transactions value: -$34,498
Form type: 4/A - Amendment
Filing time: 28 Mar 2022, 18:39:58 UTC
Date Of Original Report: 28 Feb 2022
Previous filing: 28 Mar 2022
Next filing: 28 Mar 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	TTOO	Common Stock	Options Exercise		+145,719	+182%		225,642	24 Feb 2022	Direct	F1, F2
transaction	TTOO	Common Stock	Tax liability	$34,498	-76,867	-34%	$0.4488	148,775	24 Feb 2022	Direct	F3, 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	TTOO	Restricted Stock Units	Options Exercise	$0	-145,719	-33%	$0.000000	291,439	24 Feb 2022	Common Stock	145,719		Direct	F1, F5

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

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.
F2	The Form 4, as originally filed, incorrectly reported the amount of beneficially owned securities as 215,642.
F3	76,867 shares of common stock were automatically withheld at vesting to cover required tax withholding.
F4	The Form 4, as originally filed, incorrectly reported the amount of beneficially owned securities as 138,775.
F5	On February 24, 2021 the reporting person was granted 437,158 RSU's that vest in three equal annual installments commencing on February 24, 2022.