Anne-Virginie Eggimann - 11 Jan 2022 Form 3 Insider Report for bluebird bio, Inc. (BLUE)

Role: Chief Regulatory Officer
Signature: /s/ Helen C. Fu, Attorney-in-Fact
Issuer symbol: BLUE
Transactions as of: 11 Jan 2022
Net transactions value: $0
Form type: 3
Filing time: 13 Jan 2022, 17:57:33 UTC
Previous filing: 21 May 2021
Next filing: 03 Feb 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	BLUE	Common Stock						538	11 Jan 2022	Direct	F1
holding	BLUE	Common Stock						1,477	11 Jan 2022	Direct	F2
holding	BLUE	Common Stock						4,518	11 Jan 2022	Direct	F3
holding	BLUE	Common Stock						20,077	11 Jan 2022	Direct	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
holding	BLUE	Stock Options (Right to buy)							11 Jan 2022	Common Stock	5,086	$2.74	Direct	F5
holding	BLUE	Stock Options (Right to buy)							11 Jan 2022	Common Stock	3,199	$48.52	Direct	F5
holding	BLUE	Stock Options (Right to buy)							11 Jan 2022	Common Stock	6,613	$25.16	Direct	F5
holding	BLUE	Stock Options (Right to buy)							11 Jan 2022	Common Stock	5,685	$37.66	Direct	F5
holding	BLUE	Stock Options (Right to buy)							11 Jan 2022	Common Stock	5,808	$102.24	Direct	F5
holding	BLUE	Stock Options (Right to buy)							11 Jan 2022	Common Stock	6,598	$46.23	Direct	F5
holding	BLUE	Stock Options (Right to buy)							11 Jan 2022	Common Stock	8,268	$67.06	Direct	F6
holding	BLUE	Stock Options (Right to buy)							11 Jan 2022	Common Stock	5,907	$36.78	Direct	F7
holding	BLUE	Stock Options (Right to buy)							11 Jan 2022	Common Stock	12,045	$14.17	Direct	F8
holding	BLUE	Stock Options (Right to buy)							11 Jan 2022	Common Stock	40,154	$16.15	Direct	F9

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

Explanation of Responses:

Id	Content
F1	Restricted stock units for common stock vest over a four-year period at a rate of 25% on January 4, 2020, 25% on January 4, 2021, 25% on January 4, 2022, and 25% on January 4, 2023.
F2	Restricted stock units for common stock vest over a four-year period at a rate of 25% on January 4, 2021, 25% on January 4, 2022, 25% on January 4, 2023, and 25% on January 4, 2024.
F3	Restricted stock units for common stock vest over a four-year period at a rate of 25% on January 4, 2022, 25% on January 4, 2023, 25% on January 4, 2024, and 25% on January 4, 2025.
F4	Restricted stock units for common stock vest over a four-year period at a rate of 25% on July 1, 2022, 25% on July 1, 2023, 25% on July 1, 2024, and 25% on July 1, 2025.
F5	The options are fully vested.
F6	This option vests over a four-year period, at a rate of twenty-five percent (25%) on January 4, 2020, and in 36 equal monthly installments.
F7	This option vests over a four-year period, at a rate of twenty-five percent (25%) on January 4, 2021, and in 36 equal monthly installments.
F8	This option vests over a four-year period, at a rate of twenty-five percent (25%) on January 4, 2022, and in 36 equal monthly installments.
F9	This option vests over a four-year period, at a rate of twenty-five percent (25%) on July 1, 2022, and in 36 equal monthly installments.