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 2023

Institutional positions in American Tower Corp as of Mar 31, 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: 1,706; +31 vs. Q4 2022
Shares held: 459.7M; +35.2M (+8.3%) vs. Q4 2022
Total value: $86.3B; −$3.51B (−3.9%) vs. Q4 2022
New holders: 145; 755 more added
Sold out: 114; 587 more reduced

36 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 2023: 1,706 institutions

Value heldQ1 2023: $86.3B

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 2023

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q4 2022.

Institutions holding AMT in Q1 2023
Institution	Shares	Value	% of portfolio	Change in shares	Action
Roble, Belko & Company, Inc	1	$0	0.00%	+1	New
Summit Wealth Group, LLC	127,099	$1	0.02%	+127,099	New
New Millennium Group LLC	1	$220	0.00%	00.0%	Unchanged
Sofos Investments, Inc.	204	$298	0.01%	−8−3.8%	Reduced
USA Financial Portformulas Corp	2	$409	0.00%	+2	New
Stuart Chaussee & Associates, Inc.	3	$613	0.00%	00.0%	Unchanged
PSI Advisors, LLC	3	$613	0.00%	00.0%	Unchanged
Grey Fox Wealth Advisors, LLC	3	$613	0.00%	+3	New
SJS Investment Consulting Inc.	4	$909	0.00%	00.0%	Unchanged
Transamerica Financial Advisors, Inc.	4	$1.00K	0.00%	00.0%	Unchanged
Delos Wealth Advisors, LLC	6	$1.23K	0.00%	−74−92.5%	Reduced
First Command Advisory Services, Inc.	7	$1.43K	0.00%	+7	New
Riggs Asset Managment Co. Inc.	7	$1.43K	0.00%	−7−50.0%	Reduced
Rise Advisors, LLC	8	$1.58K	0.00%	00.0%	Unchanged
Moisand Fitzgerald Tamayo, LLC	8	$1.64K	0.00%	+8	New
Magnolia Capital Management Ltd	10	$2.00K	0.00%	00.0%	Unchanged
Adirondack Retirement Specialists, Inc.	10	$2.04K	0.00%	00.0%	Unchanged
Stephens Consulting, LLC	10	$2.04K	0.00%	−17−63.0%	Reduced
Country Trust Bank	11	$2.25K	0.00%	+4+57.1%	Added
Gables Capital Management Inc.	12	$2.45K	0.00%	+12	New
Boyd Watterson Asset Management LLC	13	$2.66K	0.00%	00.0%	Unchanged
Estabrook Capital Management	13	$2.66K	0.00%	00.0%	Unchanged
Bogart Wealth, LLC	14	$2.86K	0.00%	−32−69.6%	Reduced
Thomas J. Herzfeld Advisors, Inc.	14	$2.86K	0.00%	−14−50.0%	Reduced
Wolff Wiese Magana LLC	14	$2.86K	0.00%	−13−48.1%	Reduced
Trifecta Capital Advisors, LLC	16	$3.27K	0.00%	00.0%	Unchanged
Western Pacific Wealth Management, LP	17	$3.47K	0.00%	00.0%	Unchanged
Optimum Investment Advisors	17	$3.47K	0.00%	00.0%	Unchanged
Red Tortoise LLC	18	$3.68K	0.00%	+18	New
Caldwell Sutter Capital, Inc.	19	$3.88K	0.00%	+19	New
Steward Financial Group LLC	24	$4.00K	0.00%	00.0%	Unchanged
Tower View Investment Management & Research LLC	20	$4.00K	0.00%	00.0%	Unchanged
Coston, McIsaac & Partners	21	$4.00K	0.00%	+21	New
Oliver Lagore Vanvalin Investment Group	24	$4.90K	0.00%	−5−17.2%	Reduced
Kelly Financial Services LLC	24	$4.90K	0.00%	00.0%	Unchanged
TSFG, LLC	23	$5.00K	0.00%	00.0%	Unchanged
Sageworth Trust Co	25	$5.11K	0.00%	00.0%	Unchanged
Pointe Capital Management LLC	28	$5.72K	0.00%	+28	New
Central Bank & Trust Co	29	$5.92K	0.00%	+29	New
Colonial Trust Advisors	29	$5.93K	0.00%	00.0%	Unchanged
First National Bank of South Miami	30	$6.13K	0.00%	00.0%	Unchanged
Rock Creek Group, LP	31	$6.33K	0.00%	00.0%	Unchanged
United Community Bank	31	$6.33K	0.01%	00.0%	Unchanged
Tompkins Financial Corp	37	$7.56K	0.00%	00.0%	Unchanged
TD Ameritrade Investment Management, LLC	39	$8.00K	0.00%	−5−11.4%	Reduced
Laurel Wealth Advisors LLC	43	$8.79K	0.00%	00.0%	Unchanged
RFP Financial Group LLC	44	$8.99K	0.01%	00.0%	Unchanged
Valley National Advisers Inc	43	$9.00K	0.00%	00.0%	Unchanged
JDM Financial Group LLC	45	$9.20K	0.01%	00.0%	Unchanged
Global Wealth Strategies & Associates	46	$9.40K	0.00%	+3+7.0%	Added
Legend Financial Advisors, Inc.	48	$9.81K	0.01%	−6−11.1%	Reduced
Disciplined Investments, LLC	49	$10.0K	0.00%	00.0%	Unchanged
Financial Perspectives, Inc	50	$10.2K	0.00%	00.0%	Unchanged
DecisionPoint Financial, LLC	50	$10.2K	0.01%	+50	New
Bellevue Asset Management, LLC	51	$10.5K	0.01%	00.0%	Unchanged
Westside Investment Management, Inc.	52	$10.6K	0.00%	00.0%	Unchanged
Winch Advisory Services, LLC	53	$11.0K	0.00%	00.0%	Unchanged
Lumature Wealth Partners, LLC	57	$11.6K	0.01%	00.0%	Unchanged
Financial Connections Group, Inc.	63	$12.0K	0.01%	−135−68.2%	Reduced
Ten Capital Wealth Advisors, LLC	59	$12.1K	0.00%	+36+156.5%	Added
Versant Capital Management, Inc	61	$12.4K	0.00%	+32+110.3%	Added
Financial Freedom, LLC	63	$12.9K	0.01%	00.0%	Unchanged
Creative Capital Management Investments LLC	64	$13.1K	0.01%	+64	New
Abound Wealth Management	64	$13.1K	0.01%	+20+45.5%	Added
WFA Asset Management Corp	64	$13.1K	0.01%	00.0%	Unchanged
Nalls Sherbakoff Group, LLC	66	$13.2K	0.01%	+66	New
Barrett & Company, Inc.	69	$14.1K	0.01%	00.0%	Unchanged
Tradewinds Capital Management, LLC	69	$14.1K	0.00%	−111−61.7%	Reduced
TFC Financial Management	70	$14.3K	0.00%	+57+438.5%	Added
Pacific Center for Financial Services	70	$14.3K	0.00%	+70	New
Duncker Streett & Co Inc	71	$14.5K	0.00%	−18−20.2%	Reduced
Proffitt & Goodson Inc	71	$14.5K	0.00%	00.0%	Unchanged
Cassady Schiller Wealth Management, LLC	76	$15.5K	0.01%	−8−9.5%	Reduced
MV Capital Management, Inc.	77	$15.7K	0.00%	−103−57.2%	Reduced
Citizens National Bank Trust Department	78	$15.9K	0.00%	00.0%	Unchanged
Cape Investment Advisory, Inc.	80	$16.3K	0.01%	+80	New
JNBA Financial Advisors	81	$16.6K	0.00%	+2+2.5%	Added
NewSquare Capital LLC	83	$17.0K	0.00%	+58+232.0%	Added
Laffer Tengler Investments	85	$17.4K	0.00%	−16−15.8%	Reduced
Sturgeon Ventures LLP	85	$17.4K	0.03%	+85	New
Institutional & Family Asset Management, LLC	86	$17.6K	0.00%	00.0%	Unchanged
Buck Wealth Strategies, LLC	87	$17.7K	0.01%	+87	New
Larson Financial Group LLC	87	$17.8K	0.00%	+1+1.2%	Added
Toth Financial Advisory Corp	88	$18.0K	0.00%	+27+44.3%	Added
Fairfield Financial Advisors, LTD	90	$18.1K	0.01%	00.0%	Unchanged
First Command Bank	92	$18.8K	0.00%	00.0%	Unchanged
First Command Financial Services, Inc.	92	$18.8K	0.00%	00.0%	Unchanged
Knott David M Jr	93	$19.0K	0.01%	00.0%	Unchanged
Bell Investment Advisors, Inc	93	$19.0K	0.00%	−31−25.0%	Reduced
Bay Harbor Wealth Management, LLC	96	$19.6K	0.01%	00.0%	Unchanged
PrairieView Partners, LLC	101	$20.0K	0.00%	−19−15.8%	Reduced
Raffa Wealth Management, LLC	99	$20.2K	0.01%	00.0%	Unchanged
Annapolis Financial Services, LLC	100	$20.4K	0.01%	−8−7.4%	Reduced
Pacifica Partners Inc.	101	$20.8K	0.01%	−5−4.7%	Reduced
Eagle Bay Advisors LLC	102	$20.8K	0.01%	−8−7.3%	Reduced
Colonial Trust Co	107	$21.5K	0.01%	−3−2.7%	Reduced
Beacon Capital Management, LLC	109	$22.2K	0.01%	−19−14.8%	Reduced
Investors Research Corp	109	$22.3K	0.01%	00.0%	Unchanged
Pflug Koory, LLC	110	$22.5K	0.01%	00.0%	Unchanged
New England Capital Financial Advisors LLC	116	$23.7K	0.02%	00.0%	Unchanged