Osterweis Capital Management’s Amgen AMGN Stock Holding History

Osterweis Capital Management’s Portfolio AMGN Stock Details AMGN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$41.2K	Hold	117	–	–	﹤0.01%	204
2025 Q4	$38.3K	Hold	117	–	–	﹤0.01%	234
2025 Q3	$33K	Hold	117	–	–	﹤0.01%	235
2025 Q2	$32.7K	Sell	117 -5	-4%	-$1.42K	﹤0.01%	238
2025 Q1	$38K	Sell	122 -196	-62%	-$57.9K	﹤0.01%	158
2024 Q4	$82.9K	Hold	318	–	–	﹤0.01%	159
2024 Q3	$102K	Hold	318	–	–	0.01%	156
2024 Q2	$99.4K	Hold	318	–	–	0.01%	153
2024 Q1	$90.4K	Sell	318 -29	-8%	-$8.49K	0.01%	154
2023 Q4	$99.9K	Hold	347	–	–	0.01%	148
2023 Q3	$93.3K	Hold	347	–	–	0.01%	151
2023 Q2	$77K	Sell	347 -30	-8%	-$6.96K	0.01%	158
2023 Q1	$91.1K	Hold	377	–	–	0.01%	155
2022 Q4	$99K	Hold	377	–	–	0.01%	152
2022 Q3	$85K	Buy	+377	New	+$91.4K	0.01%	149

Other funds holding AMGN

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Osterweis Capital Management's AMGN Position: Q1 2026 in Review

Osterweis Capital Management held its Amgen (AMGN) position steady in Q1 2026 at 117 shares worth $41.2K. The position accounts for ﹤0.01% of the portfolio, ranked #204.

Osterweis Capital Management first reported a position in AMGN in Q3 2022 and has held it in 15 quarters since. The position peaked at $102K in Q3 2024. 3,129 funds tracked by Wall St. Rank hold AMGN as of Q1 2026.

Osterweis Capital Management held 117 shares of Amgen worth $41.2K as of Q1 2026.
Osterweis Capital Management left its Amgen share count unchanged in Q1 2026.
Amgen made up ﹤0.01% of Osterweis Capital Management's portfolio in Q1 2026, its #204 holding.
Osterweis Capital Management first reported a position in Amgen in Q3 2022 and has held it in 15 quarters since.
Osterweis Capital Management's Amgen position peaked at $102K in Q3 2024.
3,129 funds tracked by Wall St. Rank held Amgen as of Q1 2026.

Based on Osterweis Capital Management's 13F filing for Q1 2026, filed 15 May 2026.