Great Lakes Advisors, LLC

SEC CIK: 0001078013
Latest filing: Aug 10, 2026

SEC filings (opens in a new tab)

AMT holding history

American Tower Corp in every 13F filed by Great Lakes Advisors, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

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

Shares (Q2 2026): 470,536
Value: $77.0M
% of portfolio: 0.6%
Quarters held: 22; Since Q1 2021

Holdings of AMT by Great Lakes Advisors, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	470,536	$77.0M	0.6%	+20,929+4.7%	Added	Holders
Q1 2026	449,607	$77.6M	0.6%	+18,560+4.3%	Added	Holders
Q4 2025	431,047	$75.7M	0.6%	−12,435−2.8%	Reduced	Holders
Q3 2025	443,482	$85.3M	0.7%	−9,359−2.1%	Reduced	Holders
Q2 2025	452,841	$100.1M	0.8%	−10,427−2.3%	Reduced	Holders
Q1 2025	463,268	$101.0M	0.9%	+18,832+4.2%	Added	Holders
Q4 2024	444,436	$81.5M	0.7%	+1,805+0.4%	Added	Holders
Q3 2024	442,631	$102.9M	0.9%	+9,882+2.3%	Added	Holders
Q2 2024	432,749	$84.1M	0.7%	−27,907−6.1%	Reduced	Holders
Q1 2024	460,656	$91.0M	0.8%	+71,761+18.5%	Added	Holders
Q4 2023	388,895	$84.0M	0.8%	−125,353−24.4%	Reduced	Holders
Q3 2023	514,248	$84.6M	0.8%	+134,517+35.4%	Added	Holders
Q2 2023	379,731	$73.6M	0.7%	−36,748−8.8%	Reduced	Holders
Q1 2023	416,479	$85.1M	0.8%	+392,538+1,639.6%	Added	Holders
Q4 2022	23,941	$5.07M	0.3%	−20,617−46.3%	Reduced	Holders
Q3 2022	44,558	$9.57M	0.2%	+19,801+80.0%	Added	Holders
Q2 2022	24,757	$6.33M	0.1%	+207+0.8%	Added	Holders
Q1 2022	24,550	$6.17M	0.1%	+2,105+9.4%	Added	Holders
Q4 2021	22,445	$6.57M	0.1%	−21,091−48.4%	Reduced	Holders
Q3 2021	43,536	$11.6M	0.2%	+20,076+85.6%	Added	Holders
Q2 2021	23,460	$6.34M	0.1%	+792+3.5%	Added	Holders
Q1 2021	22,668	$5.42M	0.1%	–	–	Holders

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