Alexandria Venture Investments, LLC - Jan 11, 2022 Form 4 Insider Report for Vigil Neuroscience, Inc. (VIGL)

Role: 10%+ Owner
Signature: By: ALEXANDRIA REAL ESTATE EQUITIES, INC., a Maryland corporation, managing member By: /s/ Dean A. Shigenaga Chief Financial Officer
Stock symbol: VIGL
Transactions as of: Jan 11, 2022
Transactions value $: $0
Form type: 4
Date filed: 1/11/2022, 04:53 PM
Previous filing: Jan 6, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	VIGL	Common stock	Conversion of derivative security		+193K			193K	Jan 11, 2022	Direct	F1

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	VIGL	Series A convertible preferred stock	Conversion of derivative security	$0	-393K	-100%	$0.00^*	0	Jan 11, 2022	Common stock	142K		Direct	F1
transaction	VIGL	Series B convertible preferred stock	Conversion of derivative security	$0	-143K	-100%	$0.00^*	0	Jan 11, 2022	Common stock	51.4K		Direct	F1

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

Alexandria Venture Investments, LLC is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id	Content
F1	These shares of Series A Preferred Stock and Series B Preferred Stock (collectively, the "Preferred Stock") were convertible at any time at the holder's election and automatically converted on a one-for-2.7732 basis into shares of the Issuer's common stock immediately prior to the closing of the Issuer's initial public offering without payment of additional consideration. The Preferred Stock had no expiration date.

Content

These shares of Series A Preferred Stock and Series B Preferred Stock (collectively, the "Preferred Stock") were convertible at any time at the holder's election and automatically converted on a one-for-2.7732 basis into shares of the Issuer's common stock immediately prior to the closing of the Issuer's initial public offering without payment of additional consideration. The Preferred Stock had no expiration date.