bluebird bio, Inc. short interest in 2023
In 2023, bluebird bio, Inc.'s disclosed short interest ran from 22.26% of shares outstanding on 13 Jan 2023 to 22.04% on 29 Dec 2023, a change of -0.22 percentage points. The year's high was 30.37% on 30 Jun 2023 and its low 19.99% on 30 Nov 2023, averaging 23.59% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 9.06 days on 30 Jun 2023. Full history: bluebird bio, Inc..
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By year: 2018 · 2019 · 2020 · 2021 · 2022 · 2023 · 2024
2023 in figures
- Start of year
- 22.26% (13 Jan 2023)
- End of year
- 22.04% (29 Dec 2023)
- Change
- -0.22 pp
- High
- 30.37% (30 Jun 2023)
- Low
- 19.99% (30 Nov 2023)
- Average
- 23.59%
- Highest days to cover
- 9.06 (30 Jun 2023)
- SEC filings marked
- 9
Every report in 2023
| Settlement | Short interest | Days to cover | Filings since previous |
|---|---|---|---|
| 13 Jan 2023 | 22.26% | 5.34 | results (8-K) |
| 31 Jan 2023 | 20.86% | 3.36 | |
| 15 Feb 2023 | 20.90% | 6.27 | |
| 28 Feb 2023 | 22.05% | 6.58 | |
| 15 Mar 2023 | 24.74% | 4.72 | |
| 31 Mar 2023 | 24.87% | 4.22 | 10-K filed, results (8-K) |
| 14 Apr 2023 | 22.32% | 4.63 | |
| 28 Apr 2023 | 22.14% | 5.08 | |
| 15 May 2023 | 22.08% | 5.63 | 10-Q filed, results (8-K) |
| 31 May 2023 | 23.26% | 6.74 | |
| 15 Jun 2023 | 28.62% | 7.96 | |
| 30 Jun 2023 | 30.37% | 9.06 | |
| 14 Jul 2023 | 23.85% | 7.48 | |
| 31 Jul 2023 | 27.11% | 4.39 | |
| 15 Aug 2023 | 24.73% | 5.55 | 10-Q filed, results (8-K) |
| 31 Aug 2023 | 24.35% | 8.12 | |
| 15 Sep 2023 | 27.15% | 7.82 | |
| 29 Sep 2023 | 22.54% | 8.40 | |
| 13 Oct 2023 | 23.06% | 7.47 | |
| 31 Oct 2023 | 22.97% | 7.43 | |
| 15 Nov 2023 | 20.57% | 5.19 | 10-Q filed, results (8-K) |
| 30 Nov 2023 | 19.99% | 5.30 | |
| 15 Dec 2023 | 23.30% | 1.68 | |
| 29 Dec 2023 | 22.04% | 1.00 |
See also: bluebird bio, Inc.'s full history · most shorted US stocks of 2023 · 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.