William Hinshaw - 28 Jan 2022 Form 4 Insider Report for Axcella Health Inc.

Role: President and CEO, Director
Signature: By: /s/ Paul Fehlner, Attorney-in-Fact
Issuer symbol: N/A
Transactions as of: 28 Jan 2022
Net transactions value: -$27,393
Form type: 4
Filing time: 01 Feb 2022, 15:30:39 UTC
Next filing: 10 Feb 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AXLA	Common Stock	Options Exercise		+50,000			50,000	28 Jan 2022	Direct	F1
transaction	AXLA	Common Stock	Sale	$27,393	-16,590	-33%	$1.65^*	33,410	31 Jan 2022	Direct	F2, 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	AXLA	Restricted Stock Units	Options Exercise	$0	-50,000	-100%	$0.000000^*	0	28 Jan 2022	Common Stock	50,000		Direct	F1, F4

* 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 AXLA common stock.
F2	Represents shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units, and does not represent a discretionary trade by the reporting person.
F3	The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $1.61 to $1.68. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.
F4	The restricted stock units vested in full on January 28, 2022.