American Tower Corp

AMT

Exchange: NYSE
Industry: Real Estate Investment Trusts
SEC CIK: 0001053507

SEC filings (opens in a new tab)

In the last 90 days, American Tower Corp insiders filed 1 open-market purchase and 2 sales; 1,756 institutions reported holding it in 13F filings for Q2 2026, worth $72.0B in total; Akre Capital Management is the only superinvestor holding it.

13F holders, Q1 2024

Institutional positions in American Tower Corp as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders: 1,769; −12 vs. Q4 2023
Shares held: 430.9M; +893.9K (+0.2%) vs. Q4 2023
Total value: $85.0B; −$7.81B (−8.4%) vs. Q4 2023
New holders: 150; 752 more added
Sold out: 162; 655 more reduced

21 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AMT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2024: 1,769 institutions

Value heldQ1 2024: $85.0B

Institutions holding AMT and their total value by quarter
Quarter	Holders	Value
Q2 2026	1,756	$72.0B
Q1 2026	1,760	$74.4B
Q4 2025	1,781	$77.0B
Q3 2025	1,799	$82.5B
Q2 2025	1,852	$96.5B
Q1 2025	1,845	$95.0B
Q4 2024	1,798	$79.6B
Q3 2024	1,852	$99.4B
Q2 2024	1,769	$83.8B
Q1 2024	1,769	$85.0B
Q4 2023	1,802	$93.6B
Q3 2023	1,634	$69.9B
Q2 2023	1,688	$82.1B
Q1 2023	1,706	$86.3B
Q4 2022	1,711	$90.0B
Q3 2022	1,693	$91.0B
Q2 2022	1,747	$109.0B
Q1 2022	1,723	$104.3B
Q4 2021	1,799	$121.8B
Q3 2021	1,678	$109.6B
Q2 2021	1,656	$111.7B
Q1 2021	1,613	$95.8B

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q4 2023.

Institutions holding AMT in Q1 2024
Institution	Shares	Value	% of portfolio	Change in shares	Action
Roble, Belko & Company, Inc	1	$0	0.00%	00.0%	Unchanged
Dogwood Wealth Management LLC	0	$9	0.00%	0	Unchanged
ClariVest Asset Management LLC	2	$395	0.00%	00.0%	Unchanged
Breakwater Investment Management	2	$396	0.00%	+2	New
Stuart Chaussee & Associates, Inc.	3	$593	0.00%	00.0%	Unchanged
Main Street Group, LTD	4	$772	0.00%	00.0%	Unchanged
Financial Synergies Wealth Advisors, Inc.	4	$791	0.00%	+4	New
Voisard Asset Management Group, Inc.	5	$988	0.00%	00.0%	Unchanged
Transamerica Financial Advisors, Inc.	2	$1.00K	0.00%	00.0%	Unchanged
Tidemark, LLC	6	$1.19K	0.00%	00.0%	Unchanged
TruNorth Capital Management, LLC	6	$1.19K	0.00%	+6	New
Cornerstone Planning Group LLC	8	$1.45K	0.00%	+5+166.7%	Added
Country Trust Bank	9	$1.78K	0.00%	−18−66.7%	Reduced
Red Tortoise LLC	9	$1.78K	0.00%	+9	New
NewSquare Capital LLC	10	$1.98K	0.00%	−15−60.0%	Reduced
Abich Financial Wealth Management LLC	10	$1.98K	0.00%	+2+25.0%	Added
Citizens National Bank Trust Department	11	$2.17K	0.00%	00.0%	Unchanged
Legend Financial Advisors, Inc.	12	$2.37K	0.00%	+8+200.0%	Added
Cassady Schiller Wealth Management, LLC	12	$2.37K	0.00%	+12	New
Boyd Watterson Asset Management LLC	13	$2.57K	0.00%	00.0%	Unchanged
Estabrook Capital Management	13	$2.57K	0.00%	00.0%	Unchanged
RFP Financial Group LLC	14	$2.77K	0.00%	−24−63.2%	Reduced
New England Capital Financial Advisors LLC	15	$2.91K	0.00%	00.0%	Unchanged
Caldwell Sutter Capital, Inc.	15	$2.96K	0.00%	−4−21.1%	Reduced
Laffer Tengler Investments	15	$2.96K	0.00%	+15	New
Tower View Investment Management & Research LLC	16	$3.13K	0.00%	−5−23.8%	Reduced
Trifecta Capital Advisors, LLC	16	$3.16K	0.00%	00.0%	Unchanged
NVWM, LLC	16	$3.25K	0.00%	+6+60.0%	Added
Byrne Asset Management LLC	17	$3.36K	0.00%	+5+41.7%	Added
M&R Capital Management Inc	18	$3.56K	0.00%	00.0%	Unchanged
Sofos Investments, Inc.	18	$3.67K	0.00%	+13+260.0%	Added
JDM Financial Group LLC	20	$3.95K	0.00%	00.0%	Unchanged
Redmont Wealth Advisors LLC	20	$3.95K	0.01%	+20	New
Coston, McIsaac & Partners	21	$4.00K	0.00%	00.0%	Unchanged
Frank, Rimerman Advisors LLC	21	$4.15K	0.00%	00.0%	Unchanged
Clear Investment Research, LLC	22	$4.42K	0.01%	−1−4.3%	Reduced
Fortitude Family Office, LLC	23	$4.54K	0.00%	00.0%	Unchanged
Colonial Trust Advisors	24	$4.74K	0.00%	−4−14.3%	Reduced
Kelly Financial Services LLC	24	$4.74K	0.00%	−3−11.1%	Reduced
DiNuzzo Private Wealth, Inc.	24	$4.74K	0.00%	00.0%	Unchanged
TFC Financial Management	24	$4.74K	0.00%	+2+9.1%	Added
Ransom Advisory, Ltd	25	$4.94K	0.00%	+25	New
Criterion Capital Advisors, LLC	26	$5.14K	0.00%	00.0%	Unchanged
Glass Jacobson Investment Advisors llc	26	$5.14K	0.00%	+26	New
Bogart Wealth, LLC	26	$5.15K	0.00%	−300−92.0%	Reduced
Signature Resources Capital Management, LLC	25	$5.40K	0.01%	00.0%	Unchanged
Caitlin John, LLC	28	$5.46K	0.00%	−5−15.2%	Reduced
Vima LLC	28	$5.53K	0.01%	00.0%	Unchanged
Activest Wealth Management	29	$5.73K	0.00%	−60−67.4%	Reduced
Laurel Wealth Advisors LLC	30	$5.84K	0.00%	+2+7.1%	Added
Westside Investment Management, Inc.	30	$5.91K	0.00%	00.0%	Unchanged
Keener Financial Planning LLC	30	$6.00K	0.00%	00.0%	Unchanged
Fairman Group, LLC	32	$6.32K	0.01%	−220−87.3%	Reduced
Mascoma Wealth Management LLC	34	$6.72K	0.00%	00.0%	Unchanged
Davidson Capital Management Inc.	34	$6.72K	0.00%	+2+6.3%	Added
Avion Wealth	31	$7.00K	0.00%	−1−3.1%	Reduced
West Financial Advisors, LLC	36	$7.11K	0.00%	00.0%	Unchanged
CGC Financial Services, LLC	37	$7.31K	0.00%	+32+640.0%	Added
Versant Capital Management, Inc	43	$8.50K	0.00%	−23−34.8%	Reduced
Global Wealth Strategies & Associates	43	$8.50K	0.00%	00.0%	Unchanged
Dunhill Financial, LLC	43	$8.54K	0.01%	+5+13.2%	Added
PSI Advisors, LLC	44	$8.69K	0.00%	00.0%	Unchanged
Farmers & Merchants Trust Co of Chambersburg PA	47	$9.00K	0.00%	+47	New
WealthCollab, LLC	46	$9.09K	0.01%	00.0%	Unchanged
Northwest Capital Management Inc	48	$9.48K	0.00%	00.0%	Unchanged
Financial Perspectives, Inc	50	$9.88K	0.00%	00.0%	Unchanged
Evergreen Private Wealth LLC	51	$10.1K	0.01%	−32−38.6%	Reduced
Duncker Streett & Co Inc	52	$10.3K	0.00%	00.0%	Unchanged
4Thought Financial Group Inc.	52	$10.3K	0.01%	00.0%	Unchanged
Bellevue Asset Management, LLC	53	$10.5K	0.01%	+1+1.9%	Added
Westend Capital Management, LLC	54	$10.7K	0.00%	+54	New
Financial Avengers, Inc.	57	$11.0K	0.01%	00.0%	Unchanged
Ruedi Wealth Management, Inc.	60	$11.9K	0.00%	+60	New
Cherry Tree Wealth Management, LLC	62	$12.3K	0.00%	00.0%	Unchanged
Financial Freedom, LLC	63	$12.4K	0.01%	00.0%	Unchanged
Toth Financial Advisory Corp	64	$12.7K	0.00%	−39−37.9%	Reduced
Retirement Group, LLC	66	$13.0K	0.00%	+66	New
WFA Asset Management Corp	66	$13.1K	0.01%	00.0%	Unchanged
Barrett & Company, Inc.	69	$13.6K	0.01%	00.0%	Unchanged
Scarborough Advisors, LLC	69	$13.7K	0.01%	00.0%	Unchanged
POM Investment Strategies, LLC	70	$13.8K	0.01%	+1+1.4%	Added
Pacific Center for Financial Services	70	$13.8K	0.00%	00.0%	Unchanged
Proffitt & Goodson Inc	71	$14.0K	0.00%	00.0%	Unchanged
Tradewinds Capital Management, LLC	72	$14.1K	0.00%	+1+1.4%	Added
First Personal Financial Services	72	$14.2K	0.00%	−242−77.1%	Reduced
Private Ocean, LLC	72	$14.3K	0.00%	00.0%	Unchanged
Dynamic Wealth Strategies, LLC	77	$15.0K	0.01%	−22−22.2%	Reduced
JNBA Financial Advisors	79	$15.6K	0.00%	00.0%	Unchanged
Frazier Financial Advisors, LLC	89	$17.6K	0.01%	+7+8.5%	Added
Abound Wealth Management	90	$17.7K	0.01%	−3−3.2%	Reduced
Pacifica Partners Inc.	91	$17.8K	0.01%	−6−6.2%	Reduced
Pingora Partners LLC	90	$17.8K	0.01%	+90	New
Aspect Partners, LLC	91	$18.0K	0.01%	−3−3.2%	Reduced
Institutional & Family Asset Management, LLC	94	$18.6K	0.00%	00.0%	Unchanged
MidAtlantic Capital Management, Inc.	95	$18.8K	0.02%	00.0%	Unchanged
Stephenson National Bank & Trust	95	$18.8K	0.01%	+95	New
Provenance Wealth Advisors, LLC	100	$19.8K	0.00%	00.0%	Unchanged
Salomon & Ludwin, LLC	102	$20.2K	0.00%	−217−68.0%	Reduced
Jamison Private Wealth Management, Inc.	108	$21.4K	0.00%	00.0%	Unchanged
Investors Research Corp	109	$21.5K	0.01%	+87+395.5%	Added