ADT Inc.
ADT Inc. (ADT) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · ADT · as of Sep 30, 2025
Ownership Breakdown
476
Institutional Holders
▲ 41 vs Q2
$6.48B
Total Inst. Value
▼ $112.12M vs Q2
734.95M
Shares Outstanding
freeFloat 78.90%
743.47M
13F Shares Held
▼ 34.38M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
ADT largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
STATE FARM MUTUAL AUTOMOBILE INSURANCE CO services-detective, guard & armored car services | 133.33M | 16.81% | 16.81% | $1.16T | Nov 12, 2025 | — held |
APOLLO MANAGEMENT HOLDINGS, L.P. services-detective, guard & armored car services | 102.00M | 12.86% | 12.86% | $888.42B | Nov 14, 2025 | ▼ 81.65M |
VANGUARD GROUP INC services-detective, guard & armored car services | 64.86M | 8.18% | 8.18% | $564.92B | Nov 7, 2025 | ▲ 19.41M |
AQR CAPITAL MANAGEMENT LLC services-detective, guard & armored car services | 36.16M | 4.56% | 4.56% | $314.95B | Nov 14, 2025 | ▲ 20.06M |
DIMENSIONAL FUND ADVISORS LP services-detective, guard & armored car services | 33.98M | 4.29% | 4.29% | $295.98B | Nov 12, 2025 | ▲ 2.11M |
LSV ASSET MANAGEMENT services-detective, guard & armored car services | 25.65M | 3.23% | 3.23% | $223.38B | Nov 6, 2025 | ▲ 919.0K |
BLACKROCK, INC. services-detective, guard & armored car services | 24.90M | 3.14% | 3.14% | $216.91B | Nov 12, 2025 | ▲ 6.01M |
ARIEL INVESTMENTS, LLC services-detective, guard & armored car services | 22.07M | 2.78% | 2.78% | $192.22B | Nov 14, 2025 | ▼ 1.18M |
ALLIANCEBERNSTEIN L.P. services-detective, guard & armored car services | 17.51M | 2.21% | 2.21% | $152.54B | Nov 14, 2025 | ▲ 1.17M |
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP services-detective, guard & armored car services | 17.48M | 2.20% | 2.20% | $152.22B | Nov 13, 2025 | ▲ 3.78M |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
36
Increased
+113.22M shares3
New Positions
first time holders9
Decreased
−109.62M shares0
Sold Out
fully exitedNet shares change (top 50)
+3.60M
+113.22M / −109.62M
Net new holders
+30
3 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
ADT insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
23
Buy transactions
2
Sell transactions
11.50
Buy/Sell ratio
$102M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Likosar Jeffrey Pres Corp Dev & Trans. & CFO | May 29, 2026 | Purchase | 15,000 | $6.75 | $101.3K | 623.2K | Form 4 ↗ |
Tiedt Danielle director | May 27, 2026 | Award | 26,354.319 | — | — | 64.7K | Form 4 ↗ |
Winter Matthew E director | May 27, 2026 | Award | 26,354.319 | — | — | 152.6K | Form 4 ↗ |
Yoon Suzanne director | May 27, 2026 | Award | 26,354.319 | — | — | 60.2K | Form 4 ↗ |
Houston Daniel Joseph director | May 27, 2026 | Award | 26,354.319 | — | — | 101.2K | Form 4 ↗ |
Smith Paul Joseph director | May 27, 2026 | Award | 26,354.319 | — | — | 44.6K | Form 4 ↗ |
Gartland Thomas M director | May 27, 2026 | Award | 26,354.319 | — | — | 51.5K | Form 4 ↗ |
Griffin Tracey R. director | May 27, 2026 | Award | 26,354.319 | — | — | 153.4K | Form 4 ↗ |
Zarmi Sigal director | May 27, 2026 | Award | 26,354.319 | — | — | 107.8K | Form 4 ↗ |
Miller Kimberly EVP, CMO & Comm. Officer | May 14, 2026 | Purchase | 3,625 | $6.91 | $25.0K | 56.0K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
ADT Inc. (ADT) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 21.10%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of ADT Inc. is STATE FARM MUTUAL AUTOMOBILE INSURANCE CO, holding approximately 133.33 million shares — equal to 16.81% of outstanding shares — as of September 30, 2025.
A total of 476 institutional investors currently hold ADT stock, with a combined institutional value of approximately $6.48 billion as of the most recent 13F filing period.
Frequently asked questions
ADT ownershipADT Inc. (ADT) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is STATE FARM MUTUAL AUTOMOBILE INSURANCE CO with a 16.81% stake. Company insiders hold 21.10%. Data sourced from SEC Form 13F as of September 30, 2025.