Form4insider filings, from the source

SEC Form 4 · accession 0001209191-17-051249

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
Aug 31, 2017
Accepted (ET)
Sep 5, 2017 · 4:01 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001293971

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF2Aug 31, 2017S24,333$115.089D289,368D
Common StockSep 1, 2017M6,364$5.5004A295,732D
Common StockF3Sep 1, 2017S22,500$130.0437D273,232D
Common Stockholding———17,186INick Leschly 2001 Trust

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Stock Option (right to buy)F4$5.5004Sep 1, 2017M6,364D—Jan 16, 2023Common Stock6,364243,355D

Explanation of responses