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ADP · Automatic Data Processing Inc

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Market Cap
$110.45B
Shares
397.26M

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: 2,296
Total Value: $80,403,979,219
Total Shares: 359,083,788
Showing 1–100 of 2,343 holdings by value · page 1 of 24

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 2,296 13F filers · Δ vs Mar 31, 2026
Top Holder
10.1%
Sep 2023 → Jun 2026 · range 10.1% – 12.5%
−0.2 pts
Top 5
30.3%
Sep 2023 → Jun 2026 · range 30.3% – 35.9%
−0.0 pts
Top 10
44.0%
Sep 2023 → Jun 2026 · range 42.9% – 46.4%
+1.2 pts
HHI
285
Sep 2023 → Jun 2026 · range 282 – 380
Broadly held+3

Quarterly Activity

vs Mar 31, 2026
New
201
Increased
883
Decreased
885
Sold Out
194
Unchanged
327
Holder count: +7
Institutional value: +15.0%
Shares held: +4.2%

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 2,343
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 8670 CUSIP 053015103 13F (30d) 1125 filings 1054 filers Visit website Investor relations