Korea Investment Corp’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 | $7.25M | Sell |
33,574
-40,414
| -55% | -$7.73M | 0.01% | 533 |
|
|
2026
Q1 | $13.6M | Buy |
73,988
+20,081
| +37% | +$3.7M | 0.03% | 454 |
|
|
2025
Q4 | $9.49M | Sell |
53,907
-6,501
| -11% | -$1.06M | 0.02% | 515 |
|
|
2025
Q3 | $8.46M | Sell |
60,408
-1,100
| -2% | -$149K | 0.02% | 520 |
|
|
2025
Q2 | $7.72M | Sell |
61,508
-4,900
| -7% | -$611K | 0.02% | 546 |
|
|
2025
Q1 | $9.09M | Buy |
66,408
+6,300
| +10% | +$901K | 0.02% | 525 |
|
|
2024
Q4 | $9.19M | Sell |
60,108
-2,100
| -3% | -$354K | 0.02% | 536 |
|
|
2024
Q3 | $12.1M | Sell |
62,208
-33,209
| -35% | -$6.95M | 0.03% | 448 |
|
|
2024
Q2 | $22.1M | Sell |
95,417
-45,454
| -32% | -$9.88M | 0.06% | 311 |
|
|
2024
Q1 | $30.4M | Sell |
140,871
-34,924
| -20% | -$8.18M | 0.08% | 263 |
|
|
2023
Q4 | $45.5M | Buy |
175,795
+31,659
| +22% | +$7.78M | 0.12% | 192 |
|
|
2023
Q3 | $37M | Sell |
144,136
-3,243
| -2% | -$867K | 0.11% | 212 |
|
|
2023
Q2 | $42M | Sell |
147,379
-20,415
| -12% | -$6.08M | 0.12% | 193 |
|
|
2023
Q1 | $46.7M | Sell |
167,794
-17,244
| -9% | -$4.77M | 0.14% | 178 |
|
|
2022
Q4 | $51.2M | Sell |
185,038
-84,501
| -31% | -$23.9M | 0.16% | 147 |
|
|
2022
Q3 | $72M | Buy |
269,539
+41,268
| +18% | +$8.76M | 0.22% | 110 |
|
|
2022
Q2 | $46.6M | Buy |
228,271
+55,847
| +32% | +$11.4M | 0.14% | 160 |
|
|
2022
Q1 | $36.3M | Buy |
172,424
+74,184
| +76% | +$16.1M | 0.09% | 227 |
|
|
2021
Q4 | $23.6M | Sell |
98,240
-21,474
| -18% | -$5.52M | 0.06% | 259 |
|
|
2021
Q3 | $33.9M | Sell |
119,714
-22,257
| -16% | -$7.29M | 0.1% | 200 |
|
|
2021
Q2 | $49.2M | Buy |
141,971
+40,430
| +40% | +$12.2M | 0.14% | 178 |
|
|
2021
Q1 | $28.4M | Sell |
101,541
-124,441
| -55% | -$33.6M | 0.09% | 212 |
|
|
2020
Q4 | $55.3M | Buy |
225,982
+35,879
| +19% | +$9.26M | 0.17% | 159 |
|
|
2020
Q3 | $53.9M | Sell |
190,103
-10,300
| -5% | -$2.87M | 0.19% | 149 |
|
|
2020
Q2 | $53.6M | Buy |
200,403
+11,300
| +6% | +$3.4M | 0.2% | 133 |
|
|
2020
Q1 | $59.8M | Sell |
189,103
-23,200
| -11% | -$7.04M | 0.26% | 100 |
|
|
2019
Q4 | $63M | Buy |
212,303
+11,100
| +6% | +$3.08M | 0.23% | 116 |
|
|
2019
Q3 | $46.8M | Buy |
201,203
+11,800
| +6% | +$2.75M | 0.2% | 135 |
|
|
2019
Q2 | $44.3M | Buy |
189,403
+12,600
| +7% | +$2.91M | 0.19% | 136 |
|
|
2019
Q1 | $41.8M | Sell |
176,803
-4,554
| -3% | -$1.43M | 0.19% | 132 |
|
|
2018
Q4 | $54.6M | Sell |
181,357
-9,200
| -5% | -$2.94M | 0.3% | 80 |
|
|
2018
Q3 | $67.3M | Buy |
190,557
+3,833
| +2% | +$1.32M | 0.31% | 79 |
|
|
2018
Q2 | $54.2M | Sell |
186,724
-5,700
| -3% | -$1.6M | 0.25% | 108 |
|
|
2018
Q1 | $52.7M | Sell |
192,424
-5,409
| -3% | -$1.68M | 0.24% | 108 |
|
|
2017
Q4 | $63M | Buy |
197,833
+12,000
| +6% | +$3.85M | 0.29% | 86 |
|
|
2017
Q3 | $58.2M | Buy |
185,833
+39,300
| +27% | +$11.6M | 0.27% | 92 |
|
|
2017
Q2 | $39.8M | Sell |
146,533
-7,920
| -5% | -$2.09M | 0.19% | 138 |
|
|
2017
Q1 | $42.2M | Sell |
154,453
-179,472
| -54% | -$50.7M | 0.21% | 125 |
|
|
2016
Q4 | $94.7M | Buy |
333,925
+32,159
| +11% | +$9.53M | 0.46% | 50 |
|
|
2016
Q3 | $94.5M | Buy |
301,766
+6,054
| +2% | +$1.79M | 0.5% | 40 |
|
|
2016
Q2 | $71.5M | Buy |
295,712
+53,800
| +22% | +$14.2M | 0.43% | 53 |
|
|
2016
Q1 | $63M | Buy |
241,912
+9,500
| +4% | +$2.51M | 0.46% | 47 |
|
|
2015
Q4 | $71.2M | Buy |
232,412
+43,700
| +23% | +$12.6M | 0.5% | 41 |
|
|
2015
Q3 | $55.1M | Buy |
188,712
+61,212
| +48% | +$20.2M | 0.44% | 43 |
|
|
2015
Q2 | $51.5M | Sell |
127,500
-23,200
| -15% | -$9.31M | 0.44% | 43 |
|
|
2015
Q1 | $63.6M | Sell |
150,700
-19,000
| -11% | -$7.49M | 0.5% | 40 |
|
|
2014
Q4 | $57.6M | Buy |
169,700
+46,800
| +38% | +$15.1M | 0.47% | 39 |
|
|
2014
Q3 | $40.7M | Buy |
122,900
+4,200
| +4% | +$1.38M | 0.33% | 65 |
|
|
2014
Q2 | $37.4M | Buy |
118,700
+4,500
| +4% | +$1.35M | 0.31% | 74 |
|
|
2014
Q1 | $34.9M | Buy |
114,200
+17,200
| +18% | +$5.46M | 0.31% | 72 |
|
|
2013
Q4 | $27.1M | Buy |
97,000
+3,700
| +4% | +$957K | 0.26% | 91 |
|
|
2013
Q3 | $22.5M | Sell |
93,300
-4,800
| -5% | -$1.07M | 0.24% | 104 |
|
|
2013
Q2 | $21.1M | Buy |
+98,100
| New | +$21M | 0.25% | 86 |
|
Other funds holding BIIB
Korea Investment Corp's BIIB Position: Q2 2026 in Review
Korea Investment Corp reduced its Biogen (BIIB) stake by 55% in Q2 2026, selling an estimated $7.73M and leaving 33,574 shares worth $7.25M. The position accounts for 0.01% of the portfolio, ranked #533.
Korea Investment Corp first reported a position in BIIB in Q2 2013 and has held it in 53 quarters since. The position peaked at $94.7M in Q4 2016. 1,036 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.
- Korea Investment Corp held 33,574 shares of Biogen worth $7.25M as of Q2 2026.
- Korea Investment Corp sold 40,414 Biogen shares in Q2 2026, an estimated $7.73M.
- Biogen made up 0.01% of Korea Investment Corp's portfolio in Q2 2026, its #533 holding.
- Korea Investment Corp first reported a position in Biogen in Q2 2013 and has held it in 53 quarters since.
- Korea Investment Corp's Biogen position peaked at $94.7M in Q4 2016.
- 1,036 funds tracked by Wall St. Rank held Biogen as of Q2 2026.
Based on Korea Investment Corp's 13F filing for Q2 2026, filed 12 Aug 2026.