Automatic Data Processing Ownership | Who Owns Automatic Data Processing?


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Automatic Data Processing Ownership Summary


Automatic Data Processing is owned by 81.75% institutional investors, 0.18% insiders, and 18.07% retail investors. Vanguard group is the largest institutional shareholder, holding 9.99% of ADP shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.17% of its assets in Automatic Data Processing shares.

ADP Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockAutomatic Data Processing81.75%0.18%18.07%
SectorIndustrials Stocks 64.11%12.70%23.19%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Vanguard group40.73M9.99%$11.92B
Blackrock funding, inc. /de35.54M8.73%$10.96B
Blackrock34.09M8.30%$8.14B
State street18.69M4.58%$5.50B
Morgan stanley11.52M2.81%$2.75B
Geode capital management10.58M2.59%$3.10B
Bank of new york mellon8.09M1.98%$2.37B
Capital research global investors7.91M1.94%$2.44B
Wells fargo & company/mn7.71M1.89%$2.26B
Alliancebernstein7.57M1.86%$2.22B

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Cincinnati indemnity48.10K35.95%$14.83M
Cincinnati casualty72.00K11.76%$22.20M
Bls capital fondsmaeglerselskab1.18M11.71%$363.25M
Capital counsel llc/ny680.23K8.51%$209.78M
R.m.sincerbeaux capital management37.35K6.50%$11.52M
Nichols & pratt advisers llp /ma313.13K6.48%$96.60M
Fundsmith investment services1.51M6.29%$464.75M
Long road investment counsel52.93K6.10%$16.32M
Court place advisors62.49K6.06%$19.27M
R.h. dinel investment counsel28.93K5.95%$8.92M

Top Buyers

HolderShares% AssetsChange
Norges bank1.56M0.06%1.56M
Capital research global investors7.91M0.49%945.00K
Amundi3.11M0.33%619.83K
Ameriprise financial3.83M0.29%549.13K
Ubs asset management americas3.77M0.26%532.49K

Top Sellers

HolderShares% AssetsChange
Goldman sachs group2.50M0.12%-903.88K
Legal & general group2.68M0.21%-789.30K
Blackrock funding, inc. /de35.54M0.21%-630.98K
Barclays1.65M0.14%-600.62K
Toronto dominion bank272.71K0.14%-446.72K

New Positions

HolderShares% AssetsChangeValue
Norges bank1.56M0.06%1.56M$455.99M
Glenmede investment management, lp201.45K0.31%201.45K$62.13M
Woodline partners lp163.86K0.32%163.86K$47.97M
Madison investment advisors126.85K0.42%126.85K$37.13M
Fjarde ap-fonden (the fourth swedish national pensionfund)104.22K0.28%104.22K$24.88M

Sold Out

HolderChange
Blume capital management-1.00
Group one trading-1.00
Mine & arao wealth creation & management, llc.-1.00
Ruedi wealth management-4.00
O'brien wealth partners-4.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 20252,460-1.52%332,801,9711.76%811.27%1,013-0.78%958-1.84%
Mar 31, 202538-98.45%8,057,712-97.55%10.03%13-98.79%13-98.52%
Dec 31, 20242,3392.86%327,583,0380.53%801.26%1,0115.09%8520.12%
Sep 30, 20242,2432.14%325,244,074-0.40%791.25%9511.06%8384.62%
Jun 30, 20242,152-2.27%326,096,1000.57%791.27%923-1.49%786-5.42%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
Vanguard US Total Market Shares ETF12.91M3.17%-50.97K
Vanguard Total Stock Mkt Idx Inv12.75M3.15%-294.97K
Vanguard Institutional 500 Index Trust11.57M2.85%79.35K
Vanguard 500 Index Investor10.05M2.48%-1.47M
Invesco QQQ Trust8.33M2.06%-5.22K
Fidelity 500 Index5.14M1.27%10.88K
SPDR® S&P 500 ETF5.06M1.24%-79.96K
SPDR® S&P 500® ETF4.93M1.22%-20.47K
SPDR® S&P 500® ETF Trust4.93M1.21%-25.81K
iShares Core S&P 500 ETF4.85M1.20%22.08K

Recent Insider Transactions


DateNameRoleActivityValue
Jul 01, 2025Michaud Brian L. Corp VPSell$63.49K
Jun 13, 2025DeSilva Joseph Corp VPSell$424.06K
May 12, 2025D'Ambrosio Christopher Corp. VPSell$147.18K
Apr 10, 2025D'Ambrosio Christopher Corp. VPSell$140.12K
Apr 01, 2025Michaud Brian L. Corp VPSell$458.07K

Insider Transactions Trends


DateBuySell
2025 Q3-1
2025 Q2-4
2025 Q1-23
2024 Q4-6
2024 Q3-68

ADP Ownership FAQ


Who owns the most shares of Automatic Data Processing?

Automatic Data Processing’s largest shareholders are Vanguard group (40.73M shares, 9.99%), Blackrock funding, inc. /de (35.54M shares, 8.73%), and Blackrock (34.09M shares, 8.30%). Together, they hold 27.02% of Automatic Data Processing’s total shares outstanding.

Does Blackrock own Automatic Data Processing?

Yes, BlackRock owns 8.30% of Automatic Data Processing, totaling 34.09M shares as of Jun 2024. This represents 0.18% of BlackRock's total assets, with a market value of 8.14B$. In the last quarter, BlackRock increased its holdings by 311.61K shares, a 0.92% change.

Who is Automatic Data Processing’s biggest shareholder by percentage of total assets invested?

Cincinnati indemnity is Automatic Data Processing’s biggest shareholder by percentage of total assets invested, with 35.95% of its assets in 48.1K Automatic Data Processing shares, valued at 14.83M$.

Who is the top mutual fund holder of Automatic Data Processing shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Automatic Data Processing shares, with 3.17% of its total shares outstanding invested in 12.91M Automatic Data Processing shares.

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