bluebird bio, Inc. short interest in 2024
In 2024, bluebird bio, Inc.'s disclosed short interest ran from 24.30% of shares outstanding on 12 Jan 2024 to 25.56% on 29 Nov 2024, a change of +1.26 percentage points. The year's high was 31.22% on 29 Feb 2024 and its low 22.51% on 15 Nov 2024, averaging 27.02% across 18 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 13.70 days on 31 Oct 2024. Full history: bluebird bio, Inc..
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By year: 2018 · 2019 · 2020 · 2021 · 2022 · 2023 · 2024
2024 in figures
- Start of year
- 24.30% (12 Jan 2024)
- End of year
- 25.56% (29 Nov 2024)
- Change
- +1.26 pp
- High
- 31.22% (29 Feb 2024)
- Low
- 22.51% (15 Nov 2024)
- Average
- 27.02%
- Highest days to cover
- 13.70 (31 Oct 2024)
- SEC filings marked
- 9
Every report in 2024
| Settlement | Short interest | Days to cover | Filings since previous |
|---|---|---|---|
| 12 Jan 2024 | 24.30% | 2.40 | results (8-K) |
| 31 Jan 2024 | 25.15% | 3.23 | |
| 15 Feb 2024 | 26.15% | 3.42 | |
| 29 Feb 2024 | 31.22% | 2.60 | |
| 15 Mar 2024 | 31.13% | 3.20 | |
| 28 Mar 2024 | 27.21% | 4.09 | results (8-K) |
| 15 Apr 2024 | 29.83% | 7.71 | |
| 30 Apr 2024 | 29.14% | 4.71 | |
| 15 May 2024 | 28.90% | 3.98 | results (8-K) |
| 31 May 2024 | 26.64% | 6.47 | |
| 14 Jun 2024 | 26.96% | 5.55 | |
| 28 Jun 2024 | 28.09% | 3.82 | |
| 15 Jul 2024 | 28.14% | 5.53 | |
| 30 Sep 2024 | 25.26% | 6.08 | results (8-K), 10-K filed, 10-Q filed, 10-Q filed |
| 15 Oct 2024 | 25.48% | 7.76 | |
| 31 Oct 2024 | 24.60% | 13.70 | |
| 15 Nov 2024 | 22.51% | 6.41 | 10-Q filed, results (8-K) |
| 29 Nov 2024 | 25.56% | 9.00 |
See also: bluebird bio, Inc.'s full history · most shorted US stocks of 2024 · today's US league.
About this data
US short interest data: FINRA (finra.org), shown as reported shares short divided by SEC-reported shares outstanding for each settlement date. FINRA® is a registered trademark of the Financial Industry Regulatory Authority, Inc. This site is not affiliated with or endorsed by FINRA or the SEC; displayed for personal reference, bulk redistribution is not permitted (see terms). Nothing here is investment advice. Method: methodology.