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, Q3 2023

Institutional positions in American Tower Corp as of Sep 30, 2023. 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: 1,634; −29 vs. Q2 2023
Shares held: 424.7M; +2.25M (+0.5%) vs. Q2 2023
Total value: $69.9B; −$12.1B (−14.7%) vs. Q2 2023
New holders: 119; 660 more added
Sold out: 148; 657 more reduced

25 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2023: 1,634 institutions

Value heldQ3 2023: $69.9B

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, Q3 2023

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2023.

Institutions holding AMT in Q3 2023
Institution	Shares	Value	% of portfolio	Change in shares	Action
Roble, Belko & Company, Inc	1	$0	0.00%	00.0%	Unchanged
Spartan Planning & Wealth Management	1	$164	0.00%	+1	New
New Millennium Group LLC	1	$180	0.00%	00.0%	Unchanged
Stuart Chaussee & Associates, Inc.	3	$493	0.00%	00.0%	Unchanged
Macroview Investment Management LLC	3	$494	0.00%	+3	New
Coppell Advisory Solutions LLC	3	$636	0.00%	−5−62.5%	Reduced
SJS Investment Consulting Inc.	5	$743	0.00%	+1+25.0%	Added
CGC Financial Services, LLC	5	$822	0.00%	00.0%	Unchanged
Avion Wealth	11	$1.00K	0.00%	−6−35.3%	Reduced
Transamerica Financial Advisors, Inc.	4	$1.00K	0.00%	00.0%	Unchanged
ClariVest Asset Management LLC	5	$1.00K	0.00%	+5	New
VitalStone Financial, LLC	3	$1.00K	0.00%	+3	New
Delos Wealth Advisors, LLC	6	$1.09K	0.00%	00.0%	Unchanged
Providence Capital Advisors, LLC	8	$1.32K	0.00%	+8	New
Financial Synergies Wealth Advisors, Inc.	9	$1.48K	0.00%	+3+50.0%	Added
Authentikos Wealth Advisory, LLC	10	$1.65K	0.00%	+10	New
NVWM, LLC	10	$1.68K	0.00%	−105−91.3%	Reduced
Country Trust Bank	11	$1.81K	0.00%	00.0%	Unchanged
Magnolia Capital Management Ltd	10	$2.00K	0.00%	00.0%	Unchanged
Boyd Watterson Asset Management LLC	13	$2.14K	0.00%	00.0%	Unchanged
Estabrook Capital Management	13	$2.14K	0.00%	00.0%	Unchanged
Thomas J. Herzfeld Advisors, Inc.	14	$2.30K	0.00%	00.0%	Unchanged
New England Capital Financial Advisors LLC	15	$2.42K	0.00%	00.0%	Unchanged
LGT Financial Advisors LLC	15	$2.47K	0.00%	+15	New
Trifecta Capital Advisors, LLC	16	$2.63K	0.00%	00.0%	Unchanged
Moisand Fitzgerald Tamayo, LLC	16	$2.63K	0.00%	+8+100.0%	Added
Optimum Investment Advisors	17	$2.80K	0.00%	00.0%	Unchanged
Western Pacific Wealth Management, LP	17	$2.80K	0.00%	00.0%	Unchanged
Tower View Investment Management & Research LLC	20	$3.00K	0.00%	00.0%	Unchanged
Coston, McIsaac & Partners	21	$3.00K	0.00%	00.0%	Unchanged
Caldwell Sutter Capital, Inc.	19	$3.13K	0.00%	00.0%	Unchanged
Nemes Rush Group LLC	19	$3.13K	0.00%	+6+46.2%	Added
JDM Financial Group LLC	20	$3.29K	0.00%	00.0%	Unchanged
TFC Financial Management	23	$3.78K	0.00%	+8+53.3%	Added
Oliver Lagore Vanvalin Investment Group	24	$3.95K	0.00%	00.0%	Unchanged
Kelly Financial Services LLC	24	$3.95K	0.00%	00.0%	Unchanged
Clear Investment Research, LLC	24	$3.96K	0.01%	00.0%	Unchanged
TSFG, LLC	23	$4.00K	0.00%	00.0%	Unchanged
Steward Financial Group LLC	28	$4.00K	0.00%	+28	New
Raleigh Capital Management Inc.	24	$4.01K	0.00%	−394−94.3%	Reduced
Colonial Trust Advisors	25	$4.11K	0.00%	−2−7.4%	Reduced
Bogart Wealth, LLC	26	$4.21K	0.00%	+12+85.7%	Added
Westside Investment Management, Inc.	26	$4.28K	0.00%	−26−50.0%	Reduced
Activest Wealth Management	29	$4.77K	0.00%	−208−87.8%	Reduced
United Community Bank	31	$5.10K	0.00%	00.0%	Unchanged
Northwest Capital Management Inc	33	$5.43K	0.00%	00.0%	Unchanged
Mascoma Wealth Management LLC	34	$5.59K	0.00%	00.0%	Unchanged
West Financial Advisors, LLC	36	$5.92K	0.00%	00.0%	Unchanged
Briaud Financial Planning, Inc	42	$6.00K	0.00%	+42	New
RFP Financial Group LLC	38	$6.25K	0.00%	−6−13.6%	Reduced
Itau Unibanco Holding S.A.	41	$6.74K	0.00%	+3+7.9%	Added
Intrepid Capital Management Inc	42	$6.91K	0.00%	00.0%	Unchanged
Stephenson National Bank & Trust	42	$6.91K	0.00%	+42	New
Global Wealth Strategies & Associates	43	$7.07K	0.00%	00.0%	Unchanged
Laurel Wealth Advisors LLC	43	$7.07K	0.00%	00.0%	Unchanged
Cornerstone Planning Group LLC	45	$7.40K	0.00%	00.0%	Unchanged
Bellevue Asset Management, LLC	52	$8.62K	0.01%	+1+2.0%	Added
Sofos Investments, Inc.	50	$8.74K	0.00%	−144−74.2%	Reduced
Winch Advisory Services, LLC	53	$9.00K	0.00%	00.0%	Unchanged
Versant Capital Management, Inc	55	$9.04K	0.00%	−6−9.8%	Reduced
Impact Partnership Wealth, LLC	56	$9.21K	0.00%	+32+133.3%	Added
Financial Avengers, Inc.	56	$9.21K	0.01%	+56	New
Picton Mahoney Asset Management	60	$10.0K	0.00%	−1,045−94.6%	Reduced
Valley National Advisers Inc	59	$10.0K	0.00%	+16+37.2%	Added
Cherry Tree Wealth Management, LLC	62	$10.2K	0.00%	00.0%	Unchanged
Financial Freedom, LLC	63	$10.4K	0.01%	00.0%	Unchanged
Financial Perspectives, Inc	64	$10.5K	0.00%	+14+28.0%	Added
Abound Wealth Management	64	$10.5K	0.00%	−22−25.6%	Reduced
WFA Asset Management Corp	65	$10.7K	0.01%	00.0%	Unchanged
NewSquare Capital LLC	66	$10.9K	0.00%	−8−10.8%	Reduced
Duncker Streett & Co Inc	68	$11.2K	0.00%	−6−8.1%	Reduced
Barrett & Company, Inc.	69	$11.3K	0.01%	00.0%	Unchanged
Pacific Center for Financial Services	70	$11.5K	0.00%	00.0%	Unchanged
Tradewinds Capital Management, LLC	70	$11.5K	0.00%	00.0%	Unchanged
Proffitt & Goodson Inc	71	$11.7K	0.00%	00.0%	Unchanged
Flaharty Asset Management, LLC	72	$11.8K	0.00%	+72	New
Glass Jacobson Investment Advisors llc	73	$12.0K	0.01%	+73	New
Oakworth Capital, Inc.	76	$12.5K	0.00%	−10−11.6%	Reduced
Cassady Schiller Wealth Management, LLC	76	$12.5K	0.01%	00.0%	Unchanged
Bell Investment Advisors, Inc	79	$13.0K	0.00%	−18−18.6%	Reduced
JNBA Financial Advisors	81	$13.3K	0.00%	+2+2.5%	Added
Sturgeon Ventures LLP	85	$14.0K	0.02%	00.0%	Unchanged
Halpern Financial, Inc.	87	$14.3K	0.00%	−134−60.6%	Reduced
Buck Wealth Strategies, LLC	88	$14.5K	0.01%	+1+1.1%	Added
Citizens National Bank Trust Department	89	$14.6K	0.00%	+11+14.1%	Added
Fairfield Financial Advisors, LTD	90	$14.8K	0.01%	00.0%	Unchanged
First Command Advisory Services, Inc.	92	$15.1K	0.00%	+92	New
Heritage Wealth Advisors	94	$15.5K	0.00%	−116−55.2%	Reduced
Institutional & Family Asset Management, LLC	97	$16.0K	0.00%	+11+12.8%	Added
Rise Advisors, LLC	97	$16.0K	0.01%	+77+385.0%	Added
PrairieView Partners, LLC	103	$16.0K	0.00%	+1+1.0%	Added
Pacifica Partners Inc.	101	$16.0K	0.01%	00.0%	Unchanged
Raffa Wealth Management, LLC	99	$16.3K	0.01%	00.0%	Unchanged
MV Capital Management, Inc.	100	$16.4K	0.00%	−35−25.9%	Reduced
Provenance Wealth Advisors, LLC	100	$16.4K	0.00%	+100	New
Eagle Bay Advisors LLC	106	$17.4K	0.01%	+33+45.2%	Added
Jamison Private Wealth Management, Inc.	108	$17.8K	0.00%	+108	New
Larson Financial Group LLC	109	$17.9K	0.00%	+60+122.4%	Added
Investors Research Corp	109	$17.9K	0.00%	00.0%	Unchanged
Albion Financial Group	110	$18.1K	0.00%	00.0%	Unchanged