CenterStar Asset Management’s Amgen AMGN Stock Holding History

CenterStar Asset 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	$915K	Buy	+2,600	New	+$927K	0.11%	203
2025 Q2	–	Sell	-1,500	Closed	-$467K	–	207
2025 Q1	$467K	Buy	+1,500	New	+$443K	0.11%	208
2023 Q4	–	Sell	-900	Closed	-$242K	–	305
2023 Q3	$242K	Buy	+900	New	+$225K	0.05%	284
2021 Q2	–	Hold	0	–	-$95K	–	481
2021 Q1	–	Hold	0	–	–	–	520
2020 Q4	–	Hold	0	–	–	–	40
2020 Q3	–	Hold	0	–	–	–	95
2020 Q2	–	Hold	0	–	–	–	167
2020 Q1	–	Hold	0	–	–	–	159
2019 Q4	–	Hold	0	–	–	–	380
2019 Q3	–	Hold	0	–	–	–	96
2019 Q2	–	Hold	0	–	-$17K	–	350
2019 Q1	–	Hold	0	–	–	–	227
2018 Q4	–	Hold	0	–	–	–	334
2018 Q3	–	Hold	0	–	–	–	652
2018 Q2	–	Hold	0	–	–	–	266
2018 Q1	–	Hold	0	–	–	–	179

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

CenterStar Asset Management's AMGN Position: Q1 2026 in Review

CenterStar Asset Management opened a new position in Amgen (AMGN) in Q1 2026: 890 shares worth $313K. The stake represents 0.04% of the portfolio and ranks #398 among its holdings.

3,131 funds tracked by Wall St. Rank hold AMGN as of Q1 2026.

CenterStar Asset Management held 890 shares of Amgen worth $313K as of Q1 2026.
Amgen was a new CenterStar Asset Management position in Q1 2026.
Amgen made up 0.04% of CenterStar Asset Management's portfolio in Q1 2026, its #398 holding.
3,131 funds tracked by Wall St. Rank held Amgen as of Q1 2026.

Based on CenterStar Asset Management's 13F filing for Q1 2026, filed 1 May 2026.