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; 1,757 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	1,757	$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
Armstrong Advisory Group, Inc	210	$34.5K	0.00%	00.0%	Unchanged
BOK Financial Private Wealth, Inc.	207	$34.0K	0.00%	00.0%	Unchanged
Harel Insurance Investments & Financial Services Ltd.	206	$34.0K	0.00%	−645−75.8%	Reduced
Sound Income Strategies, LLC	204	$33.6K	0.00%	00.0%	Unchanged
Sittner & Nelson, LLC	201	$33.1K	0.02%	+50+33.1%	Added
Covestor Ltd	198	$33.0K	0.02%	−4−2.0%	Reduced
West Tower Group, LLC	197	$32.4K	0.02%	+197	New
Chesapeake Asset Management LLC	196	$32.2K	0.03%	00.0%	Unchanged
MB, Levis & Associates, LLC	190	$31.2K	0.02%	00.0%	Unchanged
JFS Wealth Advisors, LLC	183	$30.1K	0.00%	−12−6.2%	Reduced
Dougherty Wealth Advisers LLC	180	$29.6K	0.03%	−45−20.0%	Reduced
American State Bank (Iowa)	180	$29.6K	0.02%	00.0%	Unchanged
Riverview Trust Co	179	$29.4K	0.03%	+39+27.9%	Added
Rational Advisors LLC	176	$28.9K	0.00%	−6−3.3%	Reduced
Emerald Advisers, LLC	175	$28.8K	0.00%	+175	New
University of Texas/Texas Am Investment Managment Co	175	$28.8K	0.01%	+175	New
McClarren Financial Advisors, Inc.	166	$27.0K	0.02%	+166	New
Tortoise Investment Management, LLC	160	$26.3K	0.00%	+8+5.3%	Added
Annapolis Financial Services, LLC	159	$26.1K	0.01%	+55+52.9%	Added
Tucker Asset Management LLC	153	$25.2K	0.01%	−5−3.2%	Reduced
Financial Management Professionals, Inc.	154	$25.0K	0.00%	−35−18.5%	Reduced
First PREMIER Bank	147	$24.0K	0.01%	00.0%	Unchanged
Carolinas Wealth Consulting LLC	132	$23.6K	0.01%	+2+1.5%	Added
Bangor Savings Bank	137	$22.5K	0.00%	+30+28.0%	Added
Montag A & Associates Inc	134	$22.0K	0.00%	00.0%	Unchanged
Plante Moran Financial Advisors, LLC	130	$21.4K	0.00%	+8+6.6%	Added
Beacon Capital Management, LLC	109	$21.1K	0.01%	00.0%	Unchanged
Northwest Investment Counselors, LLC	128	$21.1K	0.01%	00.0%	Unchanged
Gould Capital, LLC	130	$21.0K	0.02%	00.0%	Unchanged
Private Ocean, LLC	124	$20.4K	0.00%	00.0%	Unchanged
Toth Financial Advisory Corp	123	$20.2K	0.00%	+35+39.8%	Added
Prestige Wealth Management Group LLC	122	$20.1K	0.00%	−1−0.8%	Reduced
Pflug Koory, LLC	121	$19.9K	0.01%	+11+10.0%	Added
Crewe Advisors LLC	119	$19.6K	0.00%	+1+0.8%	Added
Albion Financial Group	110	$18.1K	0.00%	00.0%	Unchanged
Investors Research Corp	109	$17.9K	0.00%	00.0%	Unchanged
Larson Financial Group LLC	109	$17.9K	0.00%	+60+122.4%	Added
Jamison Private Wealth Management, Inc.	108	$17.8K	0.00%	+108	New
Eagle Bay Advisors LLC	106	$17.4K	0.01%	+33+45.2%	Added
MV Capital Management, Inc.	100	$16.4K	0.00%	−35−25.9%	Reduced
Provenance Wealth Advisors, LLC	100	$16.4K	0.00%	+100	New
Raffa Wealth Management, LLC	99	$16.3K	0.01%	00.0%	Unchanged
Pacifica Partners Inc.	101	$16.0K	0.01%	00.0%	Unchanged
PrairieView Partners, LLC	103	$16.0K	0.00%	+1+1.0%	Added
Rise Advisors, LLC	97	$16.0K	0.01%	+77+385.0%	Added
Institutional & Family Asset Management, LLC	97	$16.0K	0.00%	+11+12.8%	Added
Heritage Wealth Advisors	94	$15.5K	0.00%	−116−55.2%	Reduced
First Command Advisory Services, Inc.	92	$15.1K	0.00%	+92	New
Fairfield Financial Advisors, LTD	90	$14.8K	0.01%	00.0%	Unchanged
Citizens National Bank Trust Department	89	$14.6K	0.00%	+11+14.1%	Added
Buck Wealth Strategies, LLC	88	$14.5K	0.01%	+1+1.1%	Added
Halpern Financial, Inc.	87	$14.3K	0.00%	−134−60.6%	Reduced
Sturgeon Ventures LLP	85	$14.0K	0.02%	00.0%	Unchanged
JNBA Financial Advisors	81	$13.3K	0.00%	+2+2.5%	Added
Bell Investment Advisors, Inc	79	$13.0K	0.00%	−18−18.6%	Reduced
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
Glass Jacobson Investment Advisors llc	73	$12.0K	0.01%	+73	New
Flaharty Asset Management, LLC	72	$11.8K	0.00%	+72	New
Proffitt & Goodson Inc	71	$11.7K	0.00%	00.0%	Unchanged
Tradewinds Capital Management, LLC	70	$11.5K	0.00%	00.0%	Unchanged
Pacific Center for Financial Services	70	$11.5K	0.00%	00.0%	Unchanged
Barrett & Company, Inc.	69	$11.3K	0.01%	00.0%	Unchanged
Duncker Streett & Co Inc	68	$11.2K	0.00%	−6−8.1%	Reduced
NewSquare Capital LLC	66	$10.9K	0.00%	−8−10.8%	Reduced
WFA Asset Management Corp	65	$10.7K	0.01%	00.0%	Unchanged
Abound Wealth Management	64	$10.5K	0.00%	−22−25.6%	Reduced
Financial Perspectives, Inc	64	$10.5K	0.00%	+14+28.0%	Added
Financial Freedom, LLC	63	$10.4K	0.01%	00.0%	Unchanged
Cherry Tree Wealth Management, LLC	62	$10.2K	0.00%	00.0%	Unchanged
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
Impact Partnership Wealth, LLC	56	$9.21K	0.00%	+32+133.3%	Added
Financial Avengers, Inc.	56	$9.21K	0.01%	+56	New
Versant Capital Management, Inc	55	$9.04K	0.00%	−6−9.8%	Reduced
Winch Advisory Services, LLC	53	$9.00K	0.00%	00.0%	Unchanged
Sofos Investments, Inc.	50	$8.74K	0.00%	−144−74.2%	Reduced
Bellevue Asset Management, LLC	52	$8.62K	0.01%	+1+2.0%	Added
Cornerstone Planning Group LLC	45	$7.40K	0.00%	00.0%	Unchanged
Laurel Wealth Advisors LLC	43	$7.07K	0.00%	00.0%	Unchanged
Global Wealth Strategies & Associates	43	$7.07K	0.00%	00.0%	Unchanged
Intrepid Capital Management Inc	42	$6.91K	0.00%	00.0%	Unchanged
Stephenson National Bank & Trust	42	$6.91K	0.00%	+42	New
Itau Unibanco Holding S.A.	41	$6.74K	0.00%	+3+7.9%	Added
RFP Financial Group LLC	38	$6.25K	0.00%	−6−13.6%	Reduced
Briaud Financial Planning, Inc	42	$6.00K	0.00%	+42	New
West Financial Advisors, LLC	36	$5.92K	0.00%	00.0%	Unchanged
Mascoma Wealth Management LLC	34	$5.59K	0.00%	00.0%	Unchanged
Northwest Capital Management Inc	33	$5.43K	0.00%	00.0%	Unchanged
United Community Bank	31	$5.10K	0.00%	00.0%	Unchanged
Activest Wealth Management	29	$4.77K	0.00%	−208−87.8%	Reduced
Westside Investment Management, Inc.	26	$4.28K	0.00%	−26−50.0%	Reduced
Bogart Wealth, LLC	26	$4.21K	0.00%	+12+85.7%	Added
Colonial Trust Advisors	25	$4.11K	0.00%	−2−7.4%	Reduced
Raleigh Capital Management Inc.	24	$4.01K	0.00%	−394−94.3%	Reduced
TSFG, LLC	23	$4.00K	0.00%	00.0%	Unchanged
Steward Financial Group LLC	28	$4.00K	0.00%	+28	New
Clear Investment Research, LLC	24	$3.96K	0.01%	00.0%	Unchanged
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