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Massachusetts Wealth Management’s Biogen BIIB Stock Holding History

Massachusetts Wealth Management’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 		$698K Buy
3,230
+50
+2% +$9.56K 0.27% 80
2026
Q1 		$583K Buy
3,180
+181
+6% +$33.4K 0.25% 79
2025
Q4 		$528K Buy
2,999
+125
+4% +$20.4K 0.25% 79
2025
Q3 		$403K Hold
2,874
– – 0.2% 82
2025
Q2 		$361K Buy
2,874
+115
+4% +$14.3K 0.2% 78
2025
Q1 		$378K Buy
2,759
+19
+0.7% +$2.72K 0.26% 70
2024
Q4 		$419K Sell
2,740
-135
-5% -$22.8K 0.26% 77
2024
Q3 		$557K Sell
2,875
-25
-0.9% -$5.23K 0.35% 72
2024
Q2 		$672K Sell
2,900
-50
-2% -$10.9K 0.45% 70
2024
Q1 		$636K Sell
2,950
-300
-9% -$70.3K 0.45% 69
2023
Q4 		$841K Buy
3,250
+50
+2% +$12.3K 0.68% 56
2023
Q3 		$822K Sell
3,200
-50
-2% -$13.4K 0.76% 54
2023
Q2 		$926K Buy
3,250
+175
+6% +$52.1K 0.89% 50
2023
Q1 		$855K Sell
3,075
-325
-10% -$89.9K 0.88% 48
2022
Q4 		$989K Buy
+3,400
New +$960K 0.96% 46

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

Massachusetts Wealth Management's BIIB Position: Q2 2026 in Review

Massachusetts Wealth Management increased its Biogen (BIIB) stake by 1.6% in Q2 2026, buying an estimated $9.56K and bringing the position to 3,230 shares worth $698K. The position accounts for 0.27% of the portfolio, ranked #80.

Massachusetts Wealth Management first reported a position in BIIB in Q4 2022 and has held it in 15 quarters since. The position peaked at $989K in Q4 2022. 1,043 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Massachusetts Wealth Management held 3,230 shares of Biogen worth $698K as of Q2 2026.
  • Massachusetts Wealth Management bought 50 Biogen shares in Q2 2026, an estimated $9.56K.
  • Biogen made up 0.27% of Massachusetts Wealth Management's portfolio in Q2 2026, its #80 holding.
  • Massachusetts Wealth Management first reported a position in Biogen in Q4 2022 and has held it in 15 quarters since.
  • Massachusetts Wealth Management's Biogen position peaked at $989K in Q4 2022.
  • 1,043 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Massachusetts Wealth Management's 13F filing for Q2 2026, filed 3 Aug 2026.