Caitong International Asset Management’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
$3.02K Buy
+14
New +$2.68K ﹤0.01% 1351
2025
Q4
– Sell
-382
Closed -$53.5K – 1912
2025
Q3
$53.5K Buy
+382
New +$51.6K 0.04% 306
2025
Q2
– Sell
-448
Closed -$61.3K – 2016
2025
Q1
$61.3K Buy
448
+300
+203% +$42.9K 0.05% 423
2024
Q4
$22.6K Buy
+148
New +$25K 0.02% 754

Other funds holding BIIB

Caitong International Asset Management's BIIB Position: Q2 2026 in Review

Caitong International Asset Management opened a new position in Biogen (BIIB) in Q2 2026: 14 shares worth $3.02K. The stake represents ﹤0.01% of the portfolio and ranks #1351 among its holdings. This is a return to the name: Caitong International Asset Management previously reported a position in BIIB as recently as Q3 2025.

Caitong International Asset Management first reported a position in BIIB in Q4 2024 and has held it in 4 quarters since. The position peaked at $61.3K in Q1 2025. 1,046 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Caitong International Asset Management held 14 shares of Biogen worth $3.02K as of Q2 2026.
  • Biogen was a new Caitong International Asset Management position in Q2 2026.
  • Biogen made up ﹤0.01% of Caitong International Asset Management's portfolio in Q2 2026, its #1351 holding.
  • Caitong International Asset Management first reported a position in Biogen in Q4 2024 and has held it in 4 quarters since.
  • Caitong International Asset Management's Biogen position peaked at $61.3K in Q1 2025.
  • 1,046 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Caitong International Asset Management's 13F filing for Q2 2026, filed 5 Aug 2026.