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Steph & Co’s Biogen BIIB Stock Holding History

Steph & Co’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
Q3 		$34.3K Buy
152
+55
+57% +$11.7K 0.01% 198
2026
Q2 		$21K Sell
97
-48
-33% -$9.18K 0.01% 231
2026
Q1 		$26.6K Buy
145
+8
+6% +$1.47K 0.01% 234
2025
Q4 		$24.1K Buy
137
+58
+73% +$9.48K 0.01% 247
2025
Q3 		$11.1K Buy
79
+4
+5% +$541 ﹤0.01% 292
2025
Q2 		$9.42K Hold
75
– – ﹤0.01% 274
2025
Q1 		$10.3K Buy
75
+39
+108% +$5.58K ﹤0.01% 238
2024
Q4 		$5.5K Sell
36
-41
-53% -$6.92K ﹤0.01% 263
2024
Q3 		$14.9K Buy
77
+25
+48% +$5.23K ﹤0.01% 245
2024
Q2 		$12.1K Buy
52
+4
+8% +$869 ﹤0.01% 235
2024
Q1 		$10.4K Buy
+48
New +$11.2K ﹤0.01% 258
2022
Q2 		– Sell
-83
Closed -$17K – 243
2022
Q1 		$17K Hold
83
– – 0.01% 243
2021
Q4 		$20K Buy
+83
New +$21.3K 0.01% 258

Other funds holding BIIB

Artemis Investment Management
Artemis Investment Management Edinburgh, United Kingdom $11.5B AUM 61.77% 1-Year Est. Return
Beau Ventures, LLc
Beau Ventures, LLc Pittsford, New York $1.06B AUM 83.06% 1-Year Est. Return
Banque Pictet & Cie
Banque Pictet & Cie Geneva 73, Switzerland $14.5B AUM 33.71% 1-Year Est. Return
Gateway Investment Advisers
Gateway Investment Advisers Cincinnati, Ohio $11B AUM 34.31% 1-Year Est. Return
CIM
Contravisory Investment Management Norwell, Massachusetts $552M AUM 32.44% 1-Year Est. Return
Fjarde Ap-fonden
Fjarde Ap-fonden Stockholm, Sweden $19.4B AUM 31.69% 1-Year Est. Return
Czech National Bank
Czech National Bank Prague, Czech Republic $18.9B AUM 36.24% 1-Year Est. Return
CWA Asset Management Group
CWA Asset Management Group Naples, Florida $3.39B AUM 25.16% 1-Year Est. Return
MN Services Vermogensbeheer
MN Services Vermogensbeheer The Hague, Netherlands $13.4B AUM 37.34% 1-Year Est. Return
Generali Investments CEE
Generali Investments CEE Prague, Czech Republic $2.11B AUM 18.35% 1-Year Est. Return

Steph & Co's BIIB Position: Q3 2026 in Review

Steph & Co increased its Biogen (BIIB) stake by 57% in Q3 2026, buying an estimated $11.7K and bringing the position to 152 shares worth $34.3K. The position accounts for 0.01% of the portfolio, ranked #198.

Steph & Co first reported a position in BIIB in Q4 2021 and has held it in 13 quarters since. 141 funds tracked by Wall St. Rank hold BIIB as of Q3 2026.

  • Steph & Co held 152 shares of Biogen worth $34.3K as of Q3 2026.
  • Steph & Co bought 55 Biogen shares in Q3 2026, an estimated $11.7K.
  • Biogen made up 0.01% of Steph & Co's portfolio in Q3 2026, its #198 holding.
  • Steph & Co first reported a position in Biogen in Q4 2021 and has held it in 13 quarters since.
  • 141 funds tracked by Wall St. Rank held Biogen as of Q3 2026.

Based on Steph & Co's 13F filing for Q3 2026, filed 7 Oct 2026.