★
Trade Filings
Managers Stocks Filings Superinvestors
Signals Institutional Buying Institutional Selling Insider Activity 13D & 13G Watch Sector Rotation
Tools Stock Screener Manager Screener Compare Managers Consensus Baskets All Research Tools Data API
Learn & AI Learn Ask the Data AI Agents
News ★ Saved
About About us Methodology Contact Disclaimer
Reader
DATA PLANS

Historical data downloads: coming with accounts.

API GATEWAY

Free read-only JSON access to the site's cached data.

Dark mode

Guided View
New to markets (prices, yields, YTD, market cap)? We explain every term as you browse, in plain English. Same data, with the help built in.

Expert View
You already know the market. Just the data: clean, fast and compact, with no extra explanations. This is the default view.

Interface language
Security record · archived quarter

AMT

American Tower Corporation · Real Estate · REIT - Specialty

185.27 +2.2% mkt cap $86.33B quote delayed (FMP) · as of Oct 16 22:08 UTC · separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
180Tracked holders
+1Δ holders
365.57MShares held
$64.21BReported value
+2New positions
−0Exits
Stable Conviction score 51/100 6 quarters of rising tracked shares ●●●●●● How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +0.6% · share flow -4.4% · net new positions +1.1% · formula
Ownership fragmentation: more holders, smaller aggregate stake

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 178 0 326.93M $53.57B +3 −4
Q1 2026 182 +1 326.66M $56.34B +5 −5
Q4 2025 180 +1 365.57M $64.21B +2 n/a
Q3 2025 25 0 222.75M $42.86B +2 −3
Q2 2025 23 -1 191.62M $42.38B n/a −1
Q1 2025 21 0 69.31M $15.07B +1 −1
Q4 2024 21 0 64.21M $11.80B +2 −2
Q3 2024 20 +2 41.47M $9.63B +2 n/a
Q2 2024 18 n/a 40.82M $7.93B n/a n/a
Holder count
Who holds it · Q4 2025
#ManagerSharesΔ sharesValueTheir weightHeld
1 The Vanguard Group ✦ (passive) 63.76M +0.2% $11.19B 0.2% ▲ Add 3 SEC ↗ ×6
2 BlackRock ✦ (passive) 44.03M -3.0% $7.73B 0.1% ▼ Trim 3 SEC ↗ ×22
3 State Street Global Advisors ✦ (passive) 20.99M +0.3% $3.72B 0.1% ▲ Add 5 SEC ↗
4 JPMorgan Chase ✦ 14.41M -53.1% $2.53B 0.2% ▼ Trim 2 SEC ↗ ×20
5 Geode Capital Management ✦ (passive) 13.50M +1.7% $2.36B 0.1% ▲ Add 7 SEC ↗ ×2
6 Fidelity (FMR) ✦ 12.02M -1.9% $2.11B 0.1% ▼ Trim 3 SEC ↗ ×6
7 Morgan Stanley ✦ 9.81M -2.2% $1.72B 0.1% ▼ Trim 2 SEC ↗ ×24
8 Invesco Ltd. 6.95M n/a $1.22B 0.1% n/c 1 SEC ↗ ×20
9 Deutsche Bank Ag\ 6.91M n/a $1.21B 0.4% n/c 1 SEC ↗ ×14
10 Norges Bank ✦ (passive) 6.67M New $1.17B 0.1% New 1 SEC ↗
11 Dimensional Fund Advisors Lp 6.28M n/a $1.10B 0.2% n/c 1 SEC ↗ ×5
12 Lazard Asset Management Llc 6.09M n/a $1.07B 1.8% n/c 1 SEC ↗ ×2
13 Principal Financial Group Inc 6.04M n/a $1.06B 0.5% n/c 1 SEC ↗ ×4
14 T. Rowe Price ✦ 5.67M -8.6% $994.94M 0.1% ▼ Trim 7 SEC ↗ ×3
15 Northern Trust Corp 5.35M n/a $939.83M 0.1% n/c 1 SEC ↗ ×9
16 Franklin Resources Inc 5.34M n/a $937.26M 0.2% n/c 1 SEC ↗ ×14
17 Charles Schwab Investment… 5.10M n/a $895.77M 0.1% n/c 1 SEC ↗
18 Legal & General Group Plc 4.87M n/a $855.67M 0.2% n/c 1 SEC ↗ ×3
19 Arrowstreet Capital ✦ 4.27M +52.7% $749.53M 0.4% ▲ Add 7 SEC ↗
20 UBS AM, a distinct business unit of… 4.25M n/a $747.00M 0.2% n/c 1 SEC ↗ ×11
21 Capital World Investors ✦ 4.22M +0.3% $741.10M 0.1% ▲ Add 7 SEC ↗
22 Ameriprise Financial Inc 4.04M n/a $709.44M 0.2% n/c 1 SEC ↗ ×8
23 Nuveen, LLC 3.97M n/a $697.48M 0.2% n/c 1 SEC ↗ ×3
24 Bank Of America Corp /De/ 3.94M n/a $692.58M 0.1% n/c 1 SEC ↗ ×8
25 Capital Research Global Investors 3.92M n/a $688.69M 0.1% n/c 1 SEC ↗
26 Capital International Investors 3.87M n/a $679.70M 0.1% n/c 1 SEC ↗
27 Goldman Sachs Group ✦ 3.86M -27.6% $678.12M 0.1% ▼ Trim 2 SEC ↗ ×6
28 UBS Group AG 3.73M n/a $655.74M 0.1% n/c 1 SEC ↗ ×7
29 Hsbc Holdings Plc 3.43M n/a $601.99M 0.2% n/c 1 SEC ↗ ×46
30 Clearbridge Investments, LLC 3.23M n/a $567.97M 0.5% n/c 1 SEC ↗
31 Amundi 3.17M n/a $555.96M 0.2% n/c 1 SEC ↗ ×14
32 Wells Fargo & Company/Mn 3.01M n/a $528.73M 0.1% n/c 1 SEC ↗ ×5
33 Bank of New York Mellon Corp 2.72M n/a $476.82M 0.1% n/c 1 SEC ↗ ×20
34 Manufacturers Life Insurance… 2.51M n/a $440.08M 0.4% n/c 1 SEC ↗
35 Canada Pension Plan Investment Board 2.20M n/a $385.78M 0.3% n/c 1 SEC ↗
36 American Century Companies Inc 1.97M n/a $345.21M 0.2% n/c 1 SEC ↗
37 Fisher Asset Management ✦ 1.78M -3.0% $312.43M 0.1% ▼ Trim 7 SEC ↗
38 Nordea Investment Management Ab 1.74M n/a $306.28M 0.3% n/c 1 SEC ↗ ×3
39 National Pension Service 1.55M n/a $271.76M 0.2% n/c 1 SEC ↗
40 Neuberger Berman Group LLC 1.49M n/a $261.00M 0.2% n/c 1 SEC ↗ ×2
41 Royal Bank Of Canada 1.47M n/a $257.28M 0.0% n/c 1 SEC ↗ ×14
42 AQR Capital Management ✦ 1.46M +309.4% $256.07M 0.1% ▲ Add 7 SEC ↗ ×7
43 Barclays Plc 1.46M n/a $255.52M 0.1% n/c 1 SEC ↗ ×5
44 D. E. Shaw & Co. ✦ 1.38M +817.9% $241.84M 0.2% ▲ Add 6 SEC ↗ ×2
45 Swiss National Bank 1.28M n/a $225.27M 0.1% n/c 1 SEC ↗
46 Sumitomo Mitsui Trust Group, Inc. 1.22M n/a $214.05M 0.1% n/c 1 SEC ↗
47 Two Sigma Investments ✦ 1.22M +51.1% $213.57M 0.3% ▲ Add 7 SEC ↗
48 California Public Employees… 1.21M n/a $211.81M 0.1% n/c 1 SEC ↗
49 Corient Private Wealth LP 1.16M n/a $202.42M 0.1% n/c 1 SEC ↗ ×5
50 BNP Paribas Asset Management… 1.12M n/a $197.27M 0.2% n/c 1 SEC ↗ ×6
51 Man Group plc 1.12M n/a $196.77M 0.4% n/c 1 SEC ↗
52 Citadel Advisors ✦ 1.10M +97.9% $193.07M 0.1% ▲ Add 2 SEC ↗ ×2
53 Massachusetts Financial Services Co… 1.08M n/a $188.89M 0.1% n/c 1 SEC ↗ ×8
54 Rhumbline Advisers 1.00M n/a $176.31M 0.1% n/c 1 SEC ↗
55 Raymond James Financial Inc 1.00M n/a $176.27M 0.1% n/c 1 SEC ↗ ×5
56 Mitsubishi UFJ Asset Management… 992.38K n/a $173.47M 0.1% n/c 1 SEC ↗
57 Allianz Asset Management GmbH 947.25K n/a $166.31M 0.2% n/c 1 SEC ↗ ×3
58 Bnp Paribas Financial Markets 933.23K n/a $163.85M 0.1% n/c 1 SEC ↗
59 Us Bancorp \De\ 877.24K n/a $154.02M 0.2% n/c 1 SEC ↗ ×5
60 Aberdeen Group plc 825.00K n/a $144.84M 0.2% n/c 1 SEC ↗ ×3
61 Storebrand Asset Management As 816.85K n/a $143.41M 0.4% n/c 1 SEC ↗
62 Sei Investments Co 803.49K n/a $141.07M 0.1% n/c 1 SEC ↗ ×2
63 Wellington Management ✦ 731.89K -71.8% $128.50M 0.0% ▼ Trim 7 SEC ↗ ×7
64 Russell Investments Group, Ltd. 727.15K n/a $127.74M 0.1% n/c 1 SEC ↗ ×25
65 Ensign Peak Advisors, Inc 706.94K n/a $124.12M 0.2% n/c 1 SEC ↗
66 California State Teachers… 698.72K n/a $122.67M 0.1% n/c 1 SEC ↗
67 Blair William & Co/Il 678.24K n/a $119.08M 0.3% n/c 1 SEC ↗
68 Toronto Dominion Bank 637.39K n/a $111.91M 0.2% n/c 1 SEC ↗ ×2
69 MIRAE ASSET GLOBAL ETFS HOLDINGS… 632.67K n/a $111.08M 0.2% n/c 1 SEC ↗ ×2
70 National Bank Of Canada /Fi/ 629.63K n/a $110.54M 0.1% n/c 1 SEC ↗ ×5
71 Citigroup Inc 615.31K n/a $108.03M 0.1% n/c 1 SEC ↗ ×4
72 Federated Hermes, Inc. 591.71K n/a $103.89M 0.2% n/c 1 SEC ↗ ×5
73 Swedbank AB 564.73K n/a $99.15M 0.1% n/c 1 SEC ↗
74 Bank Of Montreal /Can/ 559.64K n/a $98.26M 0.0% n/c 1 SEC ↗ ×9
75 Alliancebernstein L.P. 555.04K n/a $97.45M 0.0% n/c 1 SEC ↗
76 Qube Research & Technologies Ltd 554.85K n/a $97.41M 0.1% n/c 1 SEC ↗
77 Mitsubishi UFJ Trust & Banking Corp 540.96K n/a $94.98M 0.2% n/c 1 SEC ↗ ×4
78 LPL Financial LLC 534.80K n/a $93.89M 0.0% n/c 1 SEC ↗
79 New York State Common Retirement… 528.97K n/a $92.87M 0.1% n/c 1 SEC ↗
80 Healthcare Of Ontario Pension Plan… 528.66K n/a $92.82M 0.2% n/c 1 SEC ↗
81 Envestnet Asset Management Inc 526.36K n/a $92.41M 0.0% n/c 1 SEC ↗
82 Millennium Management ✦ 516.66K +82.6% $90.71M 0.1% ▲ Add 7 SEC ↗
83 Aviva Plc 504.37K n/a $88.55M 0.1% n/c 1 SEC ↗
84 Mariner, LLC 472.74K n/a $83.01M 0.1% n/c 1 SEC ↗ ×3
85 Universal- Beteiligungs- und… 465.81K n/a $82.16M 0.1% n/c 1 SEC ↗
86 Alkeon Capital Management Llc 428.40K n/a $75.21M 0.3% n/c 1 SEC ↗ ×2
87 Adage Capital Partners ✦ 422.61K -0.8% $74.20M 0.1% ▼ Trim 7 SEC ↗
88 State Board Of Administration Of… 411.32K n/a $72.22M 0.1% n/c 1 SEC ↗
89 Pictet Asset Management Holding SA 402.70K n/a $70.70M 0.1% n/c 1 SEC ↗
90 Pnc Financial Services Group, Inc. 392.60K n/a $68.93M 0.0% n/c 1 SEC ↗ ×7
91 Focus Partners Wealth 370.72K n/a $66.66M 0.1% n/c 1 SEC ↗
92 Nomura Asset Management… 376.65K n/a $66.13M 0.1% n/c 1 SEC ↗ ×2
93 Jane Street Group, Llc 354.54K n/a $62.25M 0.1% n/c 1 SEC ↗ ×2
94 Pacer Advisors, Inc. 344.80K n/a $60.54M 0.2% n/c 1 SEC ↗
95 Korea Investment CORP 341.71K n/a $59.99M 0.1% n/c 1 SEC ↗
96 Cibc World Market Inc. 322.81K n/a $56.68M 0.1% n/c 1 SEC ↗
97 Marshall Wace ✦ 311.41K New $54.67M 0.1% New 1 SEC ↗
98 Prudential Financial Inc 309.62K n/a $54.36M 0.1% n/c 1 SEC ↗ ×2
99 Stifel Financial Corp 307.17K n/a $53.94M 0.0% n/c 1 SEC ↗ ×6
100 PFA Pension, Forsikringsaktieselskab 294.53K n/a $52.05M 0.1% n/c 1 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.

New buyers

Norges Bank $1.17B 0.1%
Marshall Wace $54.67M 0.1%

Exited

No tracked exits this quarter.

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,737 holders, 416.18M shares, $67.33B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

Aug 21 Kalathur Rajesh

Director · 2.83K sh @ 177.00 · $500,733

Open-market sales (S)

No open-market insider sales in our coverage window.

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q4 2025 · Methodology · Get this via the API