Back to BIIB
GATEWAY INVESTMENT ADVISERS LLC → BIIB
GATEWAY INVESTMENT ADVISERS LLC BIIB Position History
Biogen Inc. • Healthcare
Quarters held
5
Latest value
$11.6M
Q3 2026
Peak value
$11.6M
First seen
Q3 2025
Dollar value over time
Show data table
| Period | Position value |
|---|---|
| Q3 2025 | $5.9M |
| Q4 2025 | $8.5M |
| Q1 2026 | $9.3M |
| Q2 2026 | $11M |
| Q3 2026 | $11.6M |
Quarter-by-quarter history
Every disclosed snapshot of the position
| Quarter | Value | Shares | % Portfolio | Change |
|---|---|---|---|---|
| Q3 2026 | $11.6M | 51.4K | — | — |
| Q2 2026 | $11M | 51.0K | — | — |
| Q1 2026 | $9.3M | 50.9K | — | — |
| Q4 2025 | $8.5M | 48.2K | — | — |
| Q3 2025 | $5.9M | 42.3K | — | — |
Other funds holding BIIB
$2.8B
$2.2B
$2.2B
$2.1B
$1.8B
$1.6B
$1.6B
$1.6B