Richard Pzena - Pzena Investment Management
Holding/activity history for Biogen Inc. (BIIB)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2023 Q3 | 0 | 0.00 | Sell 100.00% | <0.01 | SEC | ||
| 2023 Q2 | 1,618 | <0.01 | Buy | <0.01 | $284.85 | $460,887 | SEC |
| 2022 Q4 | 0 | 0.00 | Sell 100.00% | <0.01 | SEC | ||
| 2022 Q3 | 2,384 | <0.01 | $267.20 | $637,000 | SEC | ||
| 2022 Q2 | 2,384 | <0.01 | $203.86 | $486,000 | SEC | ||
| 2022 Q1 | 2,384 | <0.01 | Buy | <0.01 | $210.57 | $502,000 | SEC |
| 2020 Q4 | 0 | 0.00 | Sell 100.00% | 0.01 | SEC | ||
| 2020 Q3 | 2,857 | 0.01 | Reduce 11.90% | <0.01 | $283.51 | $810,000 | SEC |
| 2020 Q2 | 3,243 | 0.01 | Reduce 93.12% | 0.10 | $267.65 | $868,000 | SEC |
| 2020 Q1 | 47,151 | 0.11 | Reduce 5.07% | <0.01 | $316.39 | $14,918,000 | SEC |
| 2019 Q4 | 49,670 | 0.07 | Add 1,455.59% | 0.07 | $296.74 | $14,739,000 | SEC |
| 2019 Q3 | 3,193 | <0.01 | Add 37.75% | <0.01 | $232.70 | $743,000 | SEC |
| 2019 Q2 | 2,318 | <0.01 | Reduce 5.43% | <0.01 | $233.82 | $542,000 | SEC |
| 2019 Q1 | 2,451 | <0.01 | Add 16.38% | <0.01 | $236.23 | $579,000 | SEC |
| 2018 Q4 | 2,106 | <0.01 | Add 12.98% | <0.01 | $301.04 | $634,000 | SEC |
| 2018 Q3 | 1,864 | <0.01 | Add 4.13% | <0.01 | $353.54 | $659,000 | SEC |
| 2018 Q2 | 1,790 | <0.01 | Add 2.46% | <0.01 | $290.50 | $520,000 | SEC |
| 2018 Q1 | 1,747 | <0.01 | Add 87.65% | <0.01 | $273.61 | $478,000 | SEC |
| 2017 Q4 | 931 | <0.01 | Buy | <0.01 | $319.01 | $297,000 | SEC |
| 2017 Q2 | 0 | 0.00 | Sell 100.00% | <0.01 | SEC | ||
| 2017 Q1 | 759 | <0.01 | Buy | <0.01 | $274.04 | $208,000 | SEC |
| 2016 Q4 | 0 | 0.00 | Sell 100.00% | <0.01 | SEC | ||
| 2016 Q3 | 642 | <0.01 | Buy | <0.01 | $313.08 | $201,000 | SEC |