Lindsay A. Md Rosenwald - Aug 31, 2021 Form 4 Insider Report for MUSTANG BIO, INC. (MBIO)

Role: Director
Signature: /s/ Manuel Litchman, Attorney-in-Fact
Stock symbol: MBIO
Transactions as of: Aug 31, 2021
Transactions value $: $3,019
Form type: 4
Date filed: 9/24/2021, 05:25 PM
Previous filing: Jul 8, 2021
Next filing: Jul 25, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MBIO	COMMON STOCK	Award	$3.02K	+1.17K	+0.54%	$2.58	218K	Aug 31, 2021	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	These shares were acquired under the Mustang Bio, Inc. Employee Share Purchase Plan ("ESPP") for the ESPP purchase period beginning on March 1, 2021 and ending on August 31, 2021 in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c). In accordance with the terms of the ESPP, these shares were purchased at a price equal to 85% of the fair market value closing price of the Issuer's ordinary shares on August 31, 2021 (the purchase date of the offering period).
F2	Includes restricted shares, which vest over various time periods.

Content

These shares were acquired under the Mustang Bio, Inc. Employee Share Purchase Plan ("ESPP") for the ESPP purchase period beginning on March 1, 2021 and ending on August 31, 2021 in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c). In accordance with the terms of the ESPP, these shares were purchased at a price equal to 85% of the fair market value closing price of the Issuer's ordinary shares on August 31, 2021 (the purchase date of the offering period).

Includes restricted shares, which vest over various time periods.