WFA of San Diego’s Biogen BIIB Stock Holding History

WFA of San Diego’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	–	Sell	-251	Closed	-$46K	–	123
2026 Q1	$46K	Sell	251 -2	-0.8%	-$369	0.04%	187
2025 Q4	$44.5K	Hold	253	–	–	0.03%	203
2025 Q3	$35.4K	Hold	253	–	–	0.02%	233
2025 Q2	$31.8K	Buy	+253	New	+$31.5K	0.02%	243
2024 Q3	$64.2K	Sell	331 -2	-0.6%	-$418	0.05%	165
2024 Q2	$77.2K	Buy	+333	New	+$72.4K	0.07%	143
2023 Q3	$111K	Hold	433	–	–	0.12%	106
2023 Q2	$123K	Buy	+433	New	+$129K	0.12%	100
2023 Q1	–	Sell	-442	Closed	-$122K	–	100
2022 Q4	$122K	Buy	+442	New	+$125K	0.09%	121
2022 Q3	–	Sell	-442	Closed	-$90K	–	114
2022 Q2	$90K	Buy	+442	New	+$90.4K	0.08%	123
2022 Q1	–	Sell	-442	Closed	-$106K	–	95
2021 Q4	$106K	Hold	442	–	–	0.06%	162
2021 Q3	$125K	Buy	+442	New	+$145K	0.09%	126
2021 Q1	–	Sell	-567	Closed	-$244K	–	96
2020 Q4	$244K	Buy	+567	New	+$146K	0.06%	36

Other funds holding BIIB

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

WFA of San Diego's BIIB Position: Q2 2026 in Review

WFA of San Diego sold out of Biogen (BIIB) in Q2 2026, closing a stake of 251 shares — an estimated $46K sold.

WFA of San Diego first reported a position in BIIB in Q4 2020 and held it in 13 quarters. The position peaked at $244K in Q4 2020. 1,046 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

WFA of San Diego reported no remaining Biogen position as of Q2 2026 after selling out during the quarter.
WFA of San Diego sold 251 Biogen shares in Q2 2026, an estimated $46K.
WFA of San Diego first reported a position in Biogen in Q4 2020 and held it in 13 quarters.
WFA of San Diego's Biogen position peaked at $244K in Q4 2020.
1,046 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on WFA of San Diego's 13F filing for Q2 2026, filed 14 Aug 2026.