Sectoral Asset Management Inc

SEC CIK: 0001274413
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

AMGN holding history

Amgen Inc in every 13F filed by Sectoral Asset Management Inc, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

AMGN overview All 13F holders of AMGN Full Q2 2026 holdings

Shares (Q2 2026): 9,210
Value: $3.34M
% of portfolio: 2.3%
Quarters held: 22; Since Q1 2021

Holdings of AMGN by Sectoral Asset Management Inc, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	9,210	$3.34M	2.3%	00.0%	Unchanged	Holders
Q1 2026	9,210	$3.51M	2.9%	−3,860−29.5%	Reduced	Holders
Q4 2025	13,070	$4.28M	3.4%	+2,730+26.4%	Added	Holders
Q3 2025	10,340	$2.92M	1.8%	−930−8.3%	Reduced	Holders
Q2 2025	11,270	$3.15M	2.1%	+885+8.5%	Added	Holders
Q1 2025	10,385	$3.24M	2.5%	−2,165−17.3%	Reduced	Holders
Q4 2024	12,550	$3.27M	2.2%	+5,460+77.0%	Added	Holders
Q3 2024	7,090	$2.28M	1.3%	−7,610−51.8%	Reduced	Holders
Q2 2024	14,700	$4.59M	1.9%	−1,385−8.6%	Reduced	Holders
Q1 2024	16,085	$4.57M	1.8%	−12,600−43.9%	Reduced	Holders
Q4 2023	28,685	$8.26M	3.6%	+620+2.2%	Added	Holders
Q3 2023	28,065	$7.54M	1.5%	−204−0.7%	Reduced	Holders
Q2 2023	28,269	$6.28M	1.0%	+6,349+29.0%	Added	Holders
Q1 2023	21,920	$5.30M	1.0%	+4,000+22.3%	Added	Holders
Q4 2022	17,920	$4.71M	0.9%	+1,700+10.5%	Added	Holders
Q3 2022	16,220	$3.66M	0.7%	−70−0.4%	Reduced	Holders
Q2 2022	16,290	$3.96M	0.8%	+5,140+46.1%	Added	Holders
Q1 2022	11,150	$2.70M	0.5%	−803−6.7%	Reduced	Holders
Q4 2021	11,953	$2.69M	0.4%	−1,200−9.1%	Reduced	Holders
Q3 2021	13,153	$2.80M	0.2%	00.0%	Unchanged	Holders
Q2 2021	13,153	$3.21M	0.3%	−8,150−38.3%	Reduced	Holders
Q1 2021	21,303	$5.30M	0.4%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.