Home/Filings/4/0001562180-21-001272
4//SEC Filing

Davidson David 4

Accession 0001562180-21-001272

CIK 0001293971other

Filed

Feb 17, 7:00 PM ET

Accepted

Feb 18, 5:22 PM ET

Size

11.0 KB

Accession

0001562180-21-001272

Insider Transaction Report

Form 4
Period: 2021-02-16
Davidson David
Chief Medical Officer
Transactions
  • Award

    Common Stock

    2021-02-16+10,00046,298 total
  • Award

    Common Stock

    2021-02-16+2,27148,569 total
  • Sale

    Common Stock

    2021-02-17$28.16/sh698$19,65747,871 total
  • Award

    Stock Option (right to buy)

    2021-02-16+20,00020,000 total
    Exercise: $28.44Exp: 2031-02-16Common Stock (20,000 underlying)
Footnotes (5)
  • [F1]Restricted stock unit awards vest over a four-year period at the rate of 25% on 01/04/2022, 25% on 01/04/2023, 25% on 01/04/2024, and 25% on 01/04/2025.
  • [F2]Immediately vested restricted stock unit reflecting the equity portion of the reporting person's 2020 performance compensation.
  • [F3]Shares were sold to cover tax withholding obligations incurred in connection with the vesting of Restricted Stock Units.
  • [F4]The range in prices for the transaction reported on this line was $27.97 to $28.54. The average weighted price was $28.1613. The reporting person will provide, upon request by the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
  • [F5]This stock option vests over a four-year period at the rate of 25% on 01/04/2022 and then in 36 equal monthly installments thereafter.

Issuer

bluebird bio, Inc.

CIK 0001293971

Entity typeother

Related Parties

1
  • filerCIK 0001578696

Filing Metadata

Form type
4
Filed
Feb 17, 7:00 PM ET
Accepted
Feb 18, 5:22 PM ET
Size
11.0 KB