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American Tower Corp

AMT
Exchange
NYSE
Industry
Real Estate Investment Trusts
SEC CIK
0001053507

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, Q1 2022

Institutional positions in American Tower Corp as of Mar 31, 2022. 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
1,723
−57 vs. Q4 2021
Shares held
415.6M
−1.40M (−0.3%) vs. Q4 2021
Total value
$104.3B
−$17.4B (−14.3%) vs. Q4 2021
New holders
104
760 more added
Sold out
161
629 more reduced

19 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 2022: 1,723 institutions
Q1 2021: 1,613 institutionsQ2 2021: 1,656 institutionsQ3 2021: 1,678 institutionsQ4 2021: 1,799 institutionsQ1 2022: 1,723 institutionsQ2 2022: 1,747 institutionsQ3 2022: 1,693 institutionsQ4 2022: 1,711 institutionsQ1 2023: 1,706 institutionsQ2 2023: 1,688 institutionsQ3 2023: 1,634 institutionsQ4 2023: 1,802 institutionsQ1 2024: 1,769 institutionsQ2 2024: 1,769 institutionsQ3 2024: 1,852 institutionsQ4 2024: 1,798 institutionsQ1 2025: 1,845 institutionsQ2 2025: 1,851 institutionsQ3 2025: 1,799 institutionsQ4 2025: 1,781 institutionsQ1 2026: 1,760 institutionsQ2 2026: 1,757 institutions
Value heldQ1 2022: $104.3B
Q1 2021: $95.8BQ2 2021: $111.7BQ3 2021: $109.6BQ4 2021: $121.8BQ1 2022: $104.3BQ2 2022: $109.0BQ3 2022: $91.0BQ4 2022: $90.0BQ1 2023: $86.3BQ2 2023: $82.1BQ3 2023: $69.9BQ4 2023: $93.6BQ1 2024: $85.0BQ2 2024: $83.8BQ3 2024: $99.4BQ4 2024: $79.6BQ1 2025: $95.0BQ2 2025: $96.5BQ3 2025: $82.5BQ4 2025: $77.0BQ1 2026: $74.4BQ2 2026: $72.0B
Institutions holding AMT and their total value by quarter
QuarterHoldersValue
Q2 20261,757$72.0B
Q1 20261,760$74.4B
Q4 20251,781$77.0B
Q3 20251,799$82.5B
Q2 20251,851$96.5B
Q1 20251,845$95.0B
Q4 20241,798$79.6B
Q3 20241,852$99.4B
Q2 20241,769$83.8B
Q1 20241,769$85.0B
Q4 20231,802$93.6B
Q3 20231,634$69.9B
Q2 20231,688$82.1B
Q1 20231,706$86.3B
Q4 20221,711$90.0B
Q3 20221,693$91.0B
Q2 20221,747$109.0B
Q1 20221,723$104.3B
Q4 20211,799$121.8B
Q3 20211,678$109.6B
Q2 20211,656$111.7B
Q1 20211,613$95.8B

Institutions, Q1 2022

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q4 2021.

Institutions holding AMT in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Advisor Group Holdings, Inc.154,196$36.1M0.07%+13,547+9.6%Added
Baird Financial Group, Inc.143,910$36.2M0.09%−103−0.1%Reduced
Abeille Asset Management SA144,021$36.2M1.03%+127,133+752.8%Added
MetLife Investment Management144,046$36.2M0.23%+43,425+43.2%Added
Dearborn Partners LLC144,106$36.2M1.37%−418−0.3%Reduced
American International Group, Inc.146,555$36.8M0.20%−3,671−2.4%Reduced
Guggenheim Capital LLC147,474$37.0M0.22%+786+0.5%Added
Susquehanna International Group, LLP149,352$37.5M0.06%+36,717+32.6%Added
Commonwealth Equity Services, LLC149,519$37.6M0.09%+8,946+6.4%Added
Loomis Sayles & Co L P152,723$38.4M0.05%+2,071+1.4%Added
Greenleaf Trust153,369$38.5M0.46%+12,458+8.8%Added
Aureus Asset Management, LLC154,347$38.8M2.58%−1,870−1.2%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)154,365$38.8M0.19%−7,046−4.4%Reduced
Klingenstein Fields & Co LP155,185$39.0M1.67%+345+0.2%Added
ProShare Advisors LLC156,918$39.4M0.08%−5,930−3.6%Reduced
SG Americas Securities, LLC157,155$39.5M0.35%+124,491+381.1%Added
Gateway Investment Advisers LLC158,801$39.9M0.39%−183−0.1%Reduced
DekaBank Deutsche Girozentrale159,226$40.3M0.10%−3,128−1.9%Reduced
Clal Insurance Enterprises Holdings Ltd160,500$40.3M0.43%−576−0.4%Reduced
Factory Mutual Insurance Co162,700$40.9M0.55%−6,500−3.8%Reduced
Adelante Capital Management LLC163,382$41.0M2.04%−36,596−18.3%Reduced
KBC Group NV166,294$41.8M0.17%+35,110+26.8%Added
Calamos Advisors LLC169,630$42.6M0.17%+13,267+8.5%Added
Bridgewater Associates, LP177,471$44.6M0.18%+110,439+164.8%Added
Victory Capital Management Inc190,132$45.8M0.05%+15,071+8.6%Added
EP Wealth Advisors, LLC184,332$46.3M1.02%+15,534+9.2%Added
STRS Ohio185,017$46.5M0.17%+1,864+1.0%Added
HighTower Advisors, LLC184,363$46.5M0.10%+7,262+4.1%Added
Fifth Third Bancorp185,952$46.7M0.19%−3,928−2.1%Reduced
LPL Financial LLC187,739$47.2M0.04%+4,781+2.6%Added
Robeco Institutional Asset Management B.V.188,275$47.3M0.11%+2,211+1.2%Added
AMP Capital Investors Ltd190,670$47.8M2.02%−239,363−55.7%Reduced
Man Group plc192,948$48.5M0.17%+87,063+82.2%Added
Howland Capital Management LLC194,140$48.8M2.63%+523+0.3%Added
CCLA Investment Management Ltd196,971$49.5M0.89%+10,459+5.6%Added
Truist Financial Corp198,041$49.8M0.08%−51,273−20.6%Reduced
Mackenzie Financial Corp198,146$49.8M0.07%+12,067+6.5%Added
Ci Investments Inc.198,573$49.9M0.18%−130,596−39.7%Reduced
Treasurer of the State of North Carolina198,583$49.9M0.28%+445+0.2%Added
Northeast Investment Management199,302$50.1M2.63%+1,750+0.9%Added
Cincinnati Financial Corp201,619$50.7M1.12%00.0%Unchanged
Mariner, LLC201,796$50.7M0.19%+28,484+16.4%Added
Asset Management One Co.,Ltd.202,660$50.9M0.20%−11,338−5.3%Reduced
Point72 Asset Management, L.P.203,127$51.0M0.23%+203,127New
Fort Washington Investment Advisors Inc203,365$51.1M0.32%+21,965+12.1%Added
Voya Investment Management LLC213,404$53.6M0.11%−280−0.1%Reduced
Schroder Investment Management Group214,213$53.8M0.07%+71,517+50.1%Added
Royal London Asset Management Ltd220,316$55.4M0.22%−38,586−14.9%Reduced
Pictet Asset Management SA220,867$55.5M0.06%+944+0.4%Added
Haverford Trust Co221,438$55.6M0.64%+7,062+3.3%Added
Raymond James Financial Services Advisors, Inc.222,304$55.9M0.11%+7,876+3.7%Added
Reaves W H & Co Inc222,538$55.9M1.78%+10,950+5.2%Added
Lasalle Investment Management Securities LLC227,536$57.2M1.82%+7,813+3.6%Added
Epoch Investment Partners, Inc.234,770$59.0M0.29%+5,168+2.3%Added
Kames Capital plc235,123$59.1M0.87%−93,540−28.5%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.237,710$59.7M0.24%+20,877+9.6%Added
GW&K Investment Management, LLC239,119$60.1M0.54%−570−0.2%Reduced
King Luther Capital Management Corp242,758$61.0M0.30%+1,004+0.4%Added
Zurich Insurance Group Ltd255,166$64.1M0.79%−293,162−53.5%Reduced
CIBC World Markets Corp256,929$64.5M0.51%+13,595+5.6%Added
D. E. Shaw & Co., Inc.271,069$68.1M0.09%−172,746−38.9%Reduced
Public Employees Retirement System of Ohio271,364$68.2M0.24%−139,547−34.0%Reduced
Nissay Asset Management Corp272,962$68.6M0.60%−91,272−25.1%Reduced
Chevy Chase Trust Holdings, Inc.274,887$69.1M0.24%+172+0.1%Added
Tesco Pension Investment Ltd280,245$70.4M1.72%−149,235−34.7%Reduced
Locust Wood Capital Advisers, LLC281,489$70.7M4.49%+33,281+13.4%Added
BNP Paribas Arbitrage, SA286,680$72.0M0.14%−125,887−30.5%Reduced
Keybank National Association287,156$72.1M0.30%−4,728−1.6%Reduced
Colony Capital, Inc.288,576$72.5M9.71%−82,074−22.1%Reduced
AMF Pensionsforsakring AB288,439$72.5M0.54%−66,349−18.7%Reduced
NN Investment Partners Holdings N.V.289,924$72.8M0.39%−22,067−7.1%Reduced
Eaton Vance Management290,227$72.9M0.08%−99,490−25.5%Reduced
Bamco Inc292,703$73.5M0.18%+48,540+19.9%Added
Nisa Investment Advisors, LLC293,238$73.7M0.52%−24,865−7.8%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main296,029$74.4M0.11%−60,855−17.1%Reduced
Davis R M Inc296,364$74.5M1.77%−5,438−1.8%Reduced
State of Alaska, Department of Revenue300,052$75.4M0.79%+2,990+1.0%Added
Allspring Global Investments Holdings, LLC309,163$77.7M0.10%−2,887−0.9%Reduced
Partners Group Holding AG312,200$78.4M4.10%+32,370+11.6%Added
Douglas Lane & Associates, LLC313,043$78.6M1.11%−7,047−2.2%Reduced
Brookfield Asset Management Inc.314,319$79.0M0.30%+6,117+2.0%Added
State of New Jersey Common Pension Fund D316,168$79.4M0.25%+1,574+0.5%Added
Toronto Dominion Bank316,198$79.4M0.12%−45,363−12.5%Reduced
Rothschild & Co Asset Management US Inc.320,130$80.4M1.03%+10,776+3.5%Added
Lord, Abbett & Co. LLC324,900$81.6M0.22%−2,500−0.8%Reduced
AQR Capital Management LLC325,239$81.7M0.16%−862−0.3%Reduced
Bartlett & Co. Wealth Management LLC336,575$84.5M1.48%+12,699+3.9%Added
Bartlett & Co. LLC336,575$84.5M1.48%+12,699+3.9%Added
Scotia Capital Inc.337,508$84.8M0.54%+4,729+1.4%Added
M&T Bank Corp343,929$86.4M0.38%+26,090+8.2%Added
Glenmede Trust Co NA345,693$86.8M0.43%+17,623+5.4%Added
Federated Hermes, Inc.360,842$90.7M0.20%−138,868−27.8%Reduced
Bristol Gate Capital Partners Inc.362,525$91.1M4.46%+10,393+3.0%Added
First Republic Investment Management, Inc.371,073$93.2M0.20%−34,214−8.4%Reduced
The PNC Financial Services Group, Inc.381,795$95.9M0.08%+13,192+3.6%Added
Stifel Financial Corp387,117$97.3M0.13%+7,159+1.9%Added
Prudential Financial Inc397,809$99.9M0.13%−17,662−4.3%Reduced
Mondrian Investment Partners LTD409,211$102.8M2.23%−19,843−4.6%Reduced
Heard Capital LLC412,668$103.7M9.49%+208,637+102.3%Added
Uniplan Investment Counsel, Inc.417,462$104.9M6.18%+9,925+2.4%Added