IMC-Chicago, LLC
- SEC CIK
- 0001452861
- Latest filing
- Aug 6, 2026
BIIB holding history
Biogen Inc. in every 13F filed by IMC-Chicago, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
BIIB overviewAll 13F holders of BIIBFull Q2 2026 holdings
- Shares (Q2 2026)
- 20,649
- Value
- $4.46M
- % of portfolio
- <0.1%
- Quarters held
- 5
- Since Q2 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 20,649 | $4.46M | <0.1% | +20,649 | New | Holders |
| Q1 2026 | 0 | $0 | 0.0% | −19,011−100.0% | Sold out | Holders |
| Q4 2025 | 19,011 | $3.35M | 0.1% | +19,011 | New | Holders |
| Q1 2022 | 0 | $0 | 0.0% | −10,222−100.0% | Sold out | Holders |
| Q4 2021 | 10,222 | $2.45M | 0.1% | −1,243−10.8% | Reduced | Holders |
| Q3 2021 | 11,465 | $3.24M | 0.3% | −12,940−53.0% | Reduced | Holders |
| Q2 2021 | 24,405 | $8.45M | 0.7% | +24,405 | New | Holders |