Summary
Updated Aug 31, 2026
O. James Sterling is Chief Financial Officer of bluebird bio, Inc. (BLUE). 2 SEC Form 4 filings on record going back to 2024, most recently on 2 June 2025.
Recent Transactions
4Every recent SEC Form 4 transaction O. James Sterling has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who have reported open-market trades at the same companies as O. James Sterling. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Andrew Obenshain - $19K of BLUE open-market activity on record
- Richard A. Colvin - $1K of BLUE open-market activity on record
- Thomas J. Klima - $529 of BLUE open-market activity on record
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is O. James Sterling?
O. James Sterling is a corporate insider, tracked as Chief Financial Officer of bluebird bio, Inc. (BLUE). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did O. James Sterling last file a Form 4?
The most recent primary Form 4 on record is dated 2 June 2025, one of 2 filings going back to 2024.
Where can I see all of O. James Sterling's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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