Form4insider filings, from the source

SEC Form 4 · accession 0001209191-17-065896

bluebird bio, Inc. · BLUE

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Nick Leschly
Officer — President and CEO · Director
Period of report
Dec 13, 2017
Accepted (ET)
Dec 15, 2017 · 4:09 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001293971

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockDec 13, 2017M37,873$5.5004A293,232D
Common StockF2Dec 13, 2017S14,947$181.722D278,285D
Common StockF3Dec 13, 2017S27,797$182.4893D250,488D
Common StockF4Dec 13, 2017S19,221$183.4565D231,267D
Common StockF5Dec 13, 2017S18,930$184.5288D212,337D
Common StockF6Dec 13, 2017S16,369$185.4139D195,968D
Common StockF7Dec 13, 2017S12,006$186.5618D183,962D
Common StockF8Dec 13, 2017S5,700$187.5675D178,262D
Common StockF9Dec 13, 2017S2,530$188.4907D175,732D
Common Stockholding———17,186INick Leschly 2001 Trust

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Stock Option (right to buy)F10$5.5004Dec 13, 2017M37,873D—Jan 16, 2023Common Stock37,873203,355D

Explanation of responses