Hennessy Advisors Inc

SEC CIK: 0001145255
Latest filing: Jul 16, 2026

SEC filings (opens in a new tab)

AMGN holding history

Amgen Inc in every 13F filed by Hennessy Advisors 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): 19,120
Value: $6.92M
% of portfolio: 0.2%
Quarters held: 22; Since Q1 2021

Holdings of AMGN by Hennessy Advisors Inc, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	19,120	$6.92M	0.2%	+7,070+58.7%	Added	Holders
Q1 2026	12,050	$4.24M	0.2%	−1,050−8.0%	Reduced	Holders
Q4 2025	13,100	$4.29M	0.2%	−650−4.7%	Reduced	Holders
Q3 2025	13,750	$3.88M	0.1%	−100−0.7%	Reduced	Holders
Q2 2025	13,850	$3.87M	0.1%	+150+1.1%	Added	Holders
Q1 2025	13,700	$4.27M	0.1%	+350+2.6%	Added	Holders
Q4 2024	13,350	$3.48M	0.1%	+250+1.9%	Added	Holders
Q3 2024	13,100	$4.22M	0.1%	−200−1.5%	Reduced	Holders
Q2 2024	13,300	$4.16M	0.2%	+100+0.8%	Added	Holders
Q1 2024	13,200	$3.75M	0.2%	−2,300−14.8%	Reduced	Holders
Q4 2023	15,500	$4.46M	0.2%	+6,200+66.7%	Added	Holders
Q3 2023	9,300	$2.50M	0.2%	−200−2.1%	Reduced	Holders
Q2 2023	9,500	$2.11M	0.2%	−550−5.5%	Reduced	Holders
Q1 2023	10,050	$2.43M	0.2%	−24,700−71.1%	Reduced	Holders
Q4 2022	34,750	$9.13M	0.6%	−10,000−22.3%	Reduced	Holders
Q3 2022	44,750	$10.1M	0.7%	+100+0.2%	Added	Holders
Q2 2022	44,650	$10.9M	0.7%	−200−0.4%	Reduced	Holders
Q1 2022	44,850	$10.8M	0.6%	+13,800+44.4%	Added	Holders
Q4 2021	31,050	$6.99M	0.4%	+8,900+40.2%	Added	Holders
Q3 2021	22,150	$4.71M	0.3%	+1,950+9.7%	Added	Holders
Q2 2021	20,200	$4.92M	0.3%	+1,150+6.0%	Added	Holders
Q1 2021	19,050	$4.74M	0.3%	–	–	Holders

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