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Boltwood Capital Management’s Biogen BIIB Stock Holding History

Boltwood Capital 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 		$322K Buy
1,489
+215
+17% +$41.1K 0.07% 160
2026
Q1 		$234K Buy
1,274
+133
+12% +$24.5K 0.06% 174
2025
Q4 		$201K Buy
+1,141
New +$186K 0.05% 181
2024
Q4 		– Sell
-1,197
Closed -$232K – 171
2024
Q3 		$232K Sell
1,197
-7
-0.6% -$1.46K 0.07% 157
2024
Q2 		$279K Sell
1,204
-56
-4% -$12.2K 0.09% 147
2024
Q1 		$272K Buy
1,260
+13
+1% +$3.04K 0.08% 150
2023
Q4 		$323K Sell
1,247
-10
-0.8% -$2.46K 0.11% 138
2023
Q3 		$323K Sell
1,257
-11
-0.9% -$2.94K 0.12% 124
2023
Q2 		$361K Sell
1,268
-20
-2% -$5.95K 0.13% 125
2023
Q1 		$358K Sell
1,288
-2
-0.2% -$553 0.13% 121
2022
Q4 		$357K Sell
1,290
-27
-2% -$7.63K 0.15% 117
2022
Q3 		$352K Buy
1,317
+60
+5% +$12.7K 0.16% 114
2022
Q2 		$256K Buy
+1,257
New +$257K 0.11% 135
2019
Q2 		– Sell
-2,116
Closed -$500K – 129
2019
Q1 		$500K Buy
2,116
+129
+6% +$40.6K 0.33% 89
2018
Q4 		$597K Sell
1,987
-39
-2% -$12.4K 0.41% 78
2018
Q3 		$715K Buy
2,026
+37
+2% +$12.7K 0.43% 84
2018
Q2 		$577K Buy
1,989
+45
+2% +$12.7K 0.38% 87
2018
Q1 		$532K Sell
1,944
-41
-2% -$12.7K 0.36% 86
2017
Q4 		$632K Sell
1,985
-625
-24% -$201K 0.39% 79
2017
Q3 		$817K Buy
2,610
+50
+2% +$14.8K 0.53% 64
2017
Q2 		$694K Buy
2,560
+100
+4% +$26.4K 0.47% 70
2017
Q1 		$672K Buy
2,460
+380
+18% +$107K 0.47% 71
2016
Q4 		$589K Sell
2,080
-20
-1% -$5.93K 0.45% 75
2016
Q3 		$657K Buy
2,100
+55
+3% +$16.3K 0.53% 64
2016
Q2 		$495K Buy
2,045
+125
+7% +$32.9K 0.41% 74
2016
Q1 		$500K Buy
+1,920
New +$507K 0.44% 73

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

Boltwood Capital Management's BIIB Position: Q2 2026 in Review

Boltwood Capital Management increased its Biogen (BIIB) stake by 17% in Q2 2026, buying an estimated $41.1K and bringing the position to 1,489 shares worth $322K. The position accounts for 0.07% of the portfolio, ranked #160.

Boltwood Capital Management first reported a position in BIIB in Q1 2016 and has held it in 26 quarters since. The position peaked at $817K in Q3 2017. 1,038 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Boltwood Capital Management held 1,489 shares of Biogen worth $322K as of Q2 2026.
  • Boltwood Capital Management bought 215 Biogen shares in Q2 2026, an estimated $41.1K.
  • Biogen made up 0.07% of Boltwood Capital Management's portfolio in Q2 2026, its #160 holding.
  • Boltwood Capital Management first reported a position in Biogen in Q1 2016 and has held it in 26 quarters since.
  • Boltwood Capital Management's Biogen position peaked at $817K in Q3 2017.
  • 1,038 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Boltwood Capital Management's 13F filing for Q2 2026, filed 6 Jul 2026.