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ADT · ADT Inc.

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Market Cap
$5.51B
Shares
730.56M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 457
Total Value: $4,681,414,547
Total Shares: 720,237,318
Showing 1–100 of 464 holdings by value · page 1 of 5

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 457 13F filers · Δ vs Mar 31, 2026
Top Holder
18.5%
Sep 2023 → Jun 2026 · range 17.5% – 61.2%
+0.7 pts
Top 5
45.8%
Sep 2023 → Jun 2026 · range 45.8% – 86.2%
−5.3 pts
Top 10
61.6%
Sep 2023 → Jun 2026 · range 61.6% – 92.1%
−6.1 pts
HHI
628
Sep 2023 → Jun 2026 · range 628 – 4,047
Broadly held−88

Quarterly Activity

vs Mar 31, 2026
New
85
Increased
212
Decreased
128
Sold Out
79
Unchanged
32
Holder count: +6
Institutional value: -5.0%
Shares held: -3.9%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 464
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1703056 CUSIP 00090Q103 13F (30d) 364 filings 355 filers Visit website Investor relations