Pin Oak Investment Advisors’s Biogen BIIB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $177K | Buy |
821
+1
| +0.1% | +$191 | 0.13% | 125 |
|
|
2026
Q1 | $150K | Hold |
820
| – | – | 0.11% | 124 |
|
|
2025
Q4 | $165K | Hold |
820
| – | – | 0.12% | 122 |
|
|
2025
Q3 | $115K | Hold |
820
| – | – | 0.08% | 139 |
|
|
2025
Q2 | $112K | Hold |
820
| – | – | 0.09% | 132 |
|
|
2025
Q1 | $113K | Hold |
820
| – | – | 0.09% | 137 |
|
|
2024
Q4 | $159K | Hold |
820
| – | – | 0.14% | 107 |
|
|
2024
Q3 | $158K | Hold |
820
| – | – | 0.14% | 108 |
|
|
2024
Q2 | $190K | Hold |
820
| – | – | 0.18% | 90 |
|
|
2024
Q1 | $177K | Hold |
820
| – | – | 0.17% | 98 |
|
|
2023
Q4 | $212K | Hold |
820
| – | – | 0.21% | 74 |
|
|
2023
Q3 | $211K | Hold |
820
| – | – | 0.24% | 68 |
|
|
2023
Q2 | $234K | Hold |
820
| – | – | 0.26% | 66 |
|
|
2023
Q1 | $228K | Hold |
820
| – | – | 0.28% | 63 |
|
|
2022
Q4 | $227K | Hold |
820
| – | – | 0.28% | 67 |
|
|
2022
Q3 | $219K | Hold |
820
| – | – | 0.27% | 62 |
|
|
2022
Q2 | $167K | Hold |
820
| – | – | 0.2% | 81 |
|
|
2022
Q1 | $173K | Hold |
820
| – | – | 0.18% | 84 |
|
|
2021
Q4 | $197K | Hold |
820
| – | – | 0.2% | 79 |
|
|
2021
Q3 | $232K | Hold |
820
| – | – | 0.26% | 68 |
|
|
2021
Q2 | $284K | Hold |
820
| – | – | 0.29% | 64 |
|
|
2021
Q1 | $229K | Hold |
820
| – | – | 0.19% | 91 |
|
|
2020
Q4 | $201K | Hold |
820
| – | – | 0.17% | 99 |
|
|
2020
Q3 | $233K | Hold |
820
| – | – | 0.22% | 87 |
|
|
2020
Q2 | $219K | Hold |
820
| – | – | 0.2% | 96 |
|
|
2020
Q1 | $259K | Hold |
820
| – | – | 0.27% | 76 |
|
|
2019
Q4 | $243K | Sell |
820
-8
| -1% | -$2.22K | 0.2% | 85 |
|
|
2019
Q3 | $193K | Sell |
828
-17
| -2% | -$3.96K | 0.16% | 104 |
|
|
2019
Q2 | $198K | Buy |
845
+25
| +3% | +$5.77K | 0.15% | 111 |
|
|
2019
Q1 | $194K | Hold |
820
| – | – | 0.16% | 108 |
|
|
2018
Q4 | $247K | Hold |
820
| – | – | 0.22% | 90 |
|
|
2018
Q3 | $290K | Hold |
820
| – | – | 0.22% | 84 |
|
|
2018
Q2 | $238K | Hold |
820
| – | – | 0.17% | 96 |
|
|
2018
Q1 | $225K | Hold |
820
| – | – | 0.18% | 95 |
|
|
2017
Q4 | $261K | Buy |
+820
| New | +$263K | 0.2% | 92 |
|
Other funds holding BIIB
Pin Oak Investment Advisors's BIIB Position: Q2 2026 in Review
Pin Oak Investment Advisors increased its Biogen (BIIB) stake by 0.12% in Q2 2026, buying an estimated $191 and bringing the position to 821 shares worth $177K. The position accounts for 0.13% of the portfolio, ranked #125.
Pin Oak Investment Advisors first reported a position in BIIB in Q4 2017 and has held it in 35 quarters since. The position peaked at $290K in Q3 2018. 1,038 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.
- Pin Oak Investment Advisors held 821 shares of Biogen worth $177K as of Q2 2026.
- Pin Oak Investment Advisors bought 1 Biogen share in Q2 2026, an estimated $191.
- Biogen made up 0.13% of Pin Oak Investment Advisors's portfolio in Q2 2026, its #125 holding.
- Pin Oak Investment Advisors first reported a position in Biogen in Q4 2017 and has held it in 35 quarters since.
- Pin Oak Investment Advisors's Biogen position peaked at $290K in Q3 2018.
- 1,038 funds tracked by Wall St. Rank held Biogen as of Q2 2026.
Based on Pin Oak Investment Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.