BLUEBIRD BIO INC (BLUE)
Institutional ownership reported to the SEC as of Q2 2025, across 27 quarters.
3
Reporting holders
$6.9K
Reported value
0.0%
Held as options
-80
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| Russell Investments Group, Ltd. | $6.9K | 1,386 | 0.00% | 2q | +1183.3%+$6.4K |
| BARCLAYS PLC | $4 | 1 | 0.00% | 3q | -100.0%-$39.2K |
| IFP Advisors, Inc | $3 | 7 | 0.00% | new | NEW |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q2 2025 | 3 | $6.9K | 1,394 | 1 | 1 | 1 | 0.0% |
| Q1 2025 | 83 | $42.6M | 3,442,741 | 21 | 13 | 24 | 60.5% |
| Q4 2024 | 82 | $61.6M | 2,843,014 | 80 | 0 | 0 | 61.5% |
| Q3 2024 | 3 | $129.4K | 33 | 0 | 0 | 0 | 100.0% |
| Q2 2024 | 4 | $669.2K | 33 | 1 | 0 | 0 | 100.0% |
| Q1 2024 | 3 | $934.2K | 0 | 0 | 0 | 0 | 100.0% |
| Q4 2023 | 3 | $4.8M | 0 | 0 | 0 | 0 | 100.0% |
| Q3 2023 | 4 | $4.0M | 5 | 0 | 0 | 0 | 100.0% |
| Q2 2023 | 5 | $5.8M | 5 | 1 | 0 | 0 | 100.0% |
| Q1 2023 | 4 | $2.1M | 5 | 0 | 0 | 0 | 100.0% |
| Q4 2022 | 4 | $3.9M | 5 | 0 | 0 | 0 | 100.0% |
| Q3 2022 | 4 | $7.5M | 5 | 0 | 0 | 0 | 100.0% |
| Q2 2022 | 4 | $3.1M | 5 | 2 | 0 | 0 | 100.0% |
| Q1 2022 | 3 | $842.0K | 5 | 0 | 0 | 0 | 100.0% |
| Q4 2021 | 3 | $4.1M | 5 | 0 | 0 | 0 | 100.0% |
| Q3 2021 | 3 | $8.5M | 5 | 0 | 0 | 0 | 100.0% |
| Q2 2021 | 3 | $15.5M | 5 | 0 | 0 | 0 | 100.0% |
| Q1 2021 | 4 | $15.2M | 5 | 0 | 0 | 0 | 100.0% |
| Q4 2020 | 5 | $17.0M | 5 | 2 | 0 | 0 | 100.0% |
| Q3 2020 | 3 | $16.5M | 5 | 0 | 0 | 0 | 100.0% |
| Q2 2020 | 3 | $17.1M | 5 | 0 | 0 | 0 | 100.0% |
| Q1 2020 | 5 | $14.4M | 5 | 1 | 0 | 0 | 100.0% |
| Q4 2019 | 5 | $33.6M | 5 | 2 | 0 | 0 | 100.0% |
| Q3 2019 | 6 | $29.0M | 5 | 3 | 0 | 0 | 100.0% |
| Q2 2019 | 4 | $55.3M | 0 | 2 | 0 | 0 | 100.0% |
| Q1 2019 | 4 | $29.7M | 5 | 0 | 0 | 1 | 100.0% |
| Q4 2018 | 5 | $51.5M | 857 | 0 | 0 | 0 | 100.0% |