Rockefeller Capital Management
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Rockefeller Capital Management’s Biogen BIIB Stock Holding History

Rockefeller 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 		$1.32M Sell
6,128
-633
-9% -$121K ﹤0.01% 1569
2026
Q1 		$1.24M Buy
6,761
+1,754
+35% +$323K ﹤0.01% 1514
2025
Q4 		$881K Sell
5,007
-168
-3% -$27.4K ﹤0.01% 1606
2025
Q3 		$725K Buy
+5,175
New +$700K ﹤0.01% 1586
2023
Q3 		– Sell
-8,019
Closed -$2.28M – 1519
2023
Q2 		$2.28M Sell
8,019
-2,337
-23% -$696K 0.01% 803
2023
Q1 		$2.88M Buy
10,356
+3,891
+60% +$1.08M 0.01% 707
2022
Q4 		$1.79M Buy
6,465
+300
+5% +$84.7K 0.01% 790
2022
Q3 		$1.65M Sell
6,165
-192
-3% -$40.8K 0.01% 826
2022
Q2 		$1.29M Sell
6,357
-177
-3% -$36.2K 0.01% 910
2022
Q1 		$1.38M Buy
6,534
+333
+5% +$72.4K 0.01% 949
2021
Q4 		$1.49M Sell
6,201
-7,219
-54% -$1.86M 0.01% 907
2021
Q3 		$3.8M Sell
13,420
-2,151
-14% -$705K 0.02% 556
2021
Q2 		$5.39M Sell
15,571
-3,340
-18% -$1.01M 0.03% 433
2021
Q1 		$5.29M Buy
18,911
+3,942
+26% +$1.06M 0.04% 352
2020
Q4 		$3.66M Sell
14,969
-7,974
-35% -$2.06M 0.03% 379
2020
Q3 		$6.51M Sell
22,943
-1,022
-4% -$285K 0.06% 235
2020
Q2 		$6.41M Sell
23,965
-539
-2% -$162K 0.07% 220
2020
Q1 		$7.75M Buy
24,504
+8,139
+50% +$2.47M 0.1% 182
2019
Q4 		$4.86M Sell
16,365
-4,192
-20% -$1.16M 0.06% 225
2019
Q3 		$4.79M Sell
20,557
-229,540
-92% -$53.4M 0.06% 201
2019
Q2 		$58.5M Sell
250,097
-4,154
-2% -$959K 0.82% 34
2019
Q1 		$60.1M Sell
254,251
-72,747
-22% -$22.9M 0.86% 29
2018
Q4 		$98.4M Buy
326,998
+5,376
+2% +$1.72M 1.72% 17
2018
Q3 		$114M Buy
321,622
+37,049
+13% +$12.8M 1.72% 17
2018
Q2 		$82.6M Sell
284,573
-3,291
-1% -$925K 1.34% 27
2018
Q1 		$78.8M Buy
+287,864
New +$89.4M 1.3% 25

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State Street
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Vanguard Portfolio Management
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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

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

Rockefeller Capital Management reduced its Biogen (BIIB) stake by 9.4% in Q2 2026, selling an estimated $121K and leaving 6,128 shares worth $1.32M. The position accounts for ﹤0.01% of the portfolio, ranked #1569.

Rockefeller Capital Management first reported a position in BIIB in Q1 2018 and has held it in 26 quarters since. The position peaked at $114M in Q3 2018. 1,043 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Rockefeller Capital Management held 6,128 shares of Biogen worth $1.32M as of Q2 2026.
  • Rockefeller Capital Management sold 633 Biogen shares in Q2 2026, an estimated $121K.
  • Biogen made up ﹤0.01% of Rockefeller Capital Management's portfolio in Q2 2026, its #1569 holding.
  • Rockefeller Capital Management first reported a position in Biogen in Q1 2018 and has held it in 26 quarters since.
  • Rockefeller Capital Management's Biogen position peaked at $114M in Q3 2018.
  • 1,043 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Rockefeller Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.