Jeff Auxier's BIIB Position Overview
Jeff Auxier (via Auxier Asset Management LLC) currently holds 10.2K shares of Biogen Inc. (BIIB) worth $1.42 M, representing 0.20% of the portfolio. First purchased in 2015-Q4, this long-term strategic position has been held for 40 quarters.
Based on 13F filings, Jeff Auxier has maintained a strategic position in BIIB, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2016, adding 9.0K shares. Largest reduction occurred in Q1 2024, reducing 5.1K shares.
Analysis based on 13F filings available since 2013 Q2
Jeff Auxier's Biogen (BIIB) Holding Value Over Time
Track share changes against reported price movement
Quarterly Biogen (BIIB) Trades by Jeff Auxier
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2015 | +7,195 | New Buy | 7,195 | $306.32 |
| Q1 2016 | +1,820 | Add 25.30% | 9,015 | $260.34 |
| Q2 2016 | +8,970 | Add 99.50% | 17,985 | $241.81 |
| Q3 2016 | +4,650 | Add 25.85% | 22,635 | $313.01 |
| Q4 2016 | +2,670 | Add 11.80% | 25,305 | $283.58 |
| Q1 2017 | +570 | Add 2.25% | 25,875 | $273.43 |
| Q2 2017 | +2,295 | Add 8.87% | 28,170 | $271.35 |
| Q3 2017 | -25 | Reduce 0.09% | 28,145 | $313.13 |
| Q4 2017 | +10 | Add 0.04% | 28,155 | $318.56 |
| Q1 2018 | +70 | Add 0.25% | 28,225 | $273.84 |
| Q2 2018 | -68 | Reduce 0.24% | 28,157 | $290.23 |
| Q4 2018 | -2,000 | Reduce 7.10% | 26,157 | $300.91 |
| Q1 2019 | +100 | Add 0.38% | 26,257 | $236.39 |
| Q2 2019 | +960 | Add 3.66% | 27,217 | $233.86 |
| Q3 2019 | +200 | Add 0.73% | 27,417 | $232.81 |
| Q1 2020 | -1,155 | Reduce 4.21% | 26,262 | $316.39 |
| Q2 2020 | -1,950 | Reduce 7.43% | 24,312 | $267.56 |
| Q3 2020 | -45 | Reduce 0.19% | 24,267 | $283.68 |
| Q4 2020 | +120 | Add 0.49% | 24,387 | $244.84 |
| Q1 2021 | -20 | Reduce 0.08% | 24,367 | $279.76 |
| Q2 2021 | -237 | Reduce 0.97% | 24,130 | $346.25 |
| Q3 2021 | -145 | Reduce 0.60% | 23,985 | $283.01 |
| Q4 2021 | -175 | Reduce 0.73% | 23,810 | $239.90 |
| Q2 2022 | -70 | Reduce 0.29% | 23,740 | $203.96 |
| Q3 2022 | -40 | Reduce 0.17% | 23,700 | $267.00 |
| Q4 2022 | -1,355 | Reduce 5.72% | 22,345 | $276.92 |
| Q1 2023 | -50 | Reduce 0.22% | 22,295 | $278.03 |
| Q2 2023 | -510 | Reduce 2.29% | 21,785 | $284.85 |
| Q3 2023 | -25 | Reduce 0.11% | 21,760 | $257.01 |
| Q4 2023 | -102 | Reduce 0.47% | 21,658 | $258.77 |
| Q1 2024 | -5,053 | Reduce 23.33% | 16,605 | $215.63 |
| Q2 2024 | -385 | Reduce 2.32% | 16,220 | $231.82 |
| Q3 2024 | -38 | Reduce 0.23% | 16,182 | $193.84 |
| Q4 2024 | -2,136 | Reduce 13.20% | 14,046 | $152.92 |
| Q1 2025 | -499 | Reduce 3.55% | 13,547 | $136.84 |
| Q2 2025 | -3,315 | Reduce 24.47% | 10,232 | $125.59 |
| Q3 2025 | -70 | Reduce 0.68% | 10,162 | $140.08 |
Jeff Auxier's Biogen Investment FAQs
Jeff Auxier first purchased Biogen Inc. (BIIB) in Q4 2015, acquiring 7,195 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Jeff Auxier has held Biogen Inc. (BIIB) for 40 quarters since Q4 2015. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Jeff Auxier's largest addition to Biogen Inc. (BIIB) was in Q2 2016, adding 17,985 shares worth $4.35 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
According to the latest 13F filing for Q3 2025, Jeff Auxier's firm, Auxier Asset Management LLC, owns 10,162 shares of Biogen Inc. (BIIB), valued at approximately $1.42 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, Biogen Inc. (BIIB) represents approximately 0.20% of Jeff Auxier's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Jeff Auxier's peak holding in Biogen Inc. (BIIB) was 28,225 shares, as reported at the end of Q1 2018. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.