EMFAT
BIIB icon

Emerald Mutual Fund Advisers Trust’s Biogen BIIB Stock Holding History

Emerald Mutual Fund Advisers Trust’s Portfolio BIIB Stock Details BIIB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$732K Buy
3,389
+272
+9% +$52K 0.03% 163
2026
Q1 		$571K Buy
3,117
+652
+26% +$120K 0.03% 157
2025
Q4 		$434K Buy
2,465
+1,842
+296% +$301K 0.02% 164
2025
Q3 		$87.3K Buy
+623
New +$84.2K ﹤0.01% 213

Other funds holding BIIB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Emerald Mutual Fund Advisers Trust's BIIB Position: Q2 2026 in Review

Emerald Mutual Fund Advisers Trust increased its Biogen (BIIB) stake by 8.7% in Q2 2026, buying an estimated $52K and bringing the position to 3,389 shares worth $732K. The position accounts for 0.03% of the portfolio, ranked #163.

Emerald Mutual Fund Advisers Trust first reported a position in BIIB in Q3 2025 and has held it in 4 quarters since. 1,038 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Emerald Mutual Fund Advisers Trust held 3,389 shares of Biogen worth $732K as of Q2 2026.
  • Emerald Mutual Fund Advisers Trust bought 272 Biogen shares in Q2 2026, an estimated $52K.
  • Biogen made up 0.03% of Emerald Mutual Fund Advisers Trust's portfolio in Q2 2026, its #163 holding.
  • Emerald Mutual Fund Advisers Trust first reported a position in Biogen in Q3 2025 and has held it in 4 quarters since.
  • 1,038 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Emerald Mutual Fund Advisers Trust's 13F filing for Q2 2026, filed 5 Aug 2026.