Spero Therapeutics shares owned by Northern Trust
Quarter-by-quarter ownership of Spero Therapeutics (SPRO) shares owned by Northern Trust
from 13F filings
Historical chart of Northern Trust investment in Spero Therapeutics
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Quarterly reported holdings in Spero Therapeutics by Northern Trust
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $244k | 130k | 1.88 |
| 2025-06-30 | $292k | 101k | 2.90 |
| 2025-03-31 | $73k | 101k | 0.72 |
| 2024-12-31 | $89k | 86k | 1.03 |
| 2024-09-30 | $149k | 112k | 1.34 |
| 2024-03-31 | $197k | 115k | 1.72 |
| 2023-09-30 | $108k | 89k | 1.21 |
| 2023-06-30 | $129k | 89k | 1.45 |
| 2023-03-31 | $125k | 86k | 1.45 |
| 2022-12-31 | $120k | 70k | 1.73 |
| 2022-09-30 | $145k | 70k | 2.07 |
| 2022-06-30 | $52k | 70k | 0.74 |
| 2022-03-31 | $2.1M | 239k | 8.70 |
| 2021-12-31 | $4.1M | 253k | 16.02 |
| 2021-09-30 | $4.7M | 258k | 18.41 |
| 2021-06-30 | $3.6M | 261k | 13.96 |
| 2021-03-31 | $3.5M | 240k | 14.73 |
| 2020-12-31 | $5.2M | 266k | 19.38 |
| 2020-09-30 | $2.4M | 211k | 11.18 |
| 2020-06-30 | $2.8M | 210k | 13.55 |
| 2020-03-31 | $1.3M | 163k | 8.11 |
| 2019-12-31 | $1.3M | 136k | 9.58 |
| 2019-09-30 | $1.3M | 120k | 10.61 |
| 2019-06-30 | $1.1M | 94k | 11.40 |
| 2019-03-31 | $1.1M | 88k | 12.77 |
| 2018-12-31 | $591k | 97k | 6.10 |
| 2018-09-30 | $1.0M | 96k | 10.49 |
| 2018-06-30 | $980k | 67k | 14.70 |
| 2018-03-31 | $938k | 66k | 14.14 |
| 2017-12-31 | $758k | 65k | 11.64 |