Calamos Advisors LLC

SEC CIK: 0001316507
Latest filing: Jul 31, 2026

SEC filings (opens in a new tab)

MU holding history

Micron Technology Inc in every 13F filed by Calamos Advisors LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

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

Shares (Q2 2026): 313,454
Value: $361.8M
% of portfolio: 1.3%
Quarters held: 22; Since Q1 2021

Holdings of MU by Calamos Advisors LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	313,454	$361.8M	1.3%	−8,752−2.7%	Reduced	Holders
Q1 2026	322,206	$108.9M	0.4%	−76,542−19.2%	Reduced	Holders
Q4 2025	398,748	$113.8M	0.5%	+3,127+0.8%	Added	Holders
Q3 2025	395,621	$66.2M	0.3%	+553+0.1%	Added	Holders
Q2 2025	395,068	$48.7M	0.2%	+950.0%	Added	Holders
Q1 2025	394,973	$34.3M	0.2%	+3,752+1.0%	Added	Holders
Q4 2024	391,221	$32.9M	0.2%	−13,322−3.3%	Reduced	Holders
Q3 2024	404,543	$42.0M	0.2%	−89,158−18.1%	Reduced	Holders
Q2 2024	493,701	$64.9M	0.3%	−10,046−2.0%	Reduced	Holders
Q1 2024	503,747	$59.4M	0.3%	+39,511+8.5%	Added	Holders
Q4 2023	464,236	$39.6M	0.2%	−109,915−19.1%	Reduced	Holders
Q3 2023	574,151	$39.1M	0.2%	+50,618+9.7%	Added	Holders
Q2 2023	523,533	$33.0M	0.2%	+95,718+22.4%	Added	Holders
Q1 2023	427,815	$25.8M	0.1%	−41,062−8.8%	Reduced	Holders
Q4 2022	468,877	$23.4M	0.1%	−65,310−12.2%	Reduced	Holders
Q3 2022	534,187	$26.8M	0.1%	−225,027−29.6%	Reduced	Holders
Q2 2022	759,214	$42.0M	0.2%	−1,086−0.1%	Reduced	Holders
Q1 2022	760,300	$59.2M	0.2%	+139,956+22.6%	Added	Holders
Q4 2021	620,344	$57.8M	0.2%	+960.0%	Added	Holders
Q3 2021	620,248	$44.0M	0.2%	−227,636−26.8%	Reduced	Holders
Q2 2021	847,884	$72.1M	0.4%	−14,460−1.7%	Reduced	Holders
Q1 2021	862,344	$76.1M	0.4%	–	–	Holders

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