Automatic Data Processing Ownership | Who Owns Automatic Data Processing?

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Automatic Data Processing Ownership Summary

Automatic Data Processing is owned by 1.98% institutional investors, 0.14% insiders, and 97.88% retail investors. Vanguard group is the largest institutional shareholder, holding 9.99% of ADP shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 3.22% of its assets in Automatic Data Processing shares.

ADP Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Automatic Data Processing	1.98%	0.14%	97.88%
Sector	Industrials Stocks	39.35%	12.62%	48.03%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	40.73M	9.99%	$11.92B
Blackrock funding, inc. /de	36.41M	8.93%	$10.66B
Blackrock	34.09M	8.30%	$8.14B
State street	18.69M	4.58%	$5.50B
Morgan stanley	11.52M	2.81%	$2.75B
Geode capital management	10.58M	2.59%	$3.10B
Bank of new york mellon	8.09M	1.98%	$2.37B
Wells fargo & company/mn	7.71M	1.89%	$2.26B
Alliancebernstein	7.57M	1.86%	$2.22B
Capital research global investors	6.14M	1.50%	$1.80B

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Cincinnati indemnity	48.10K	35.02%	$14.08M
Bls capital fondsmaeglerselskab	1.20M	12.65%	$367.61M
Cincinnati casualty	72.00K	11.80%	$21.08M
Capital counsel llc/ny	688.08K	8.61%	$201.42M
R.m.sincerbeaux capital management	37.65K	6.61%	$11.02M
Fundsmith investment services	1.72M	6.55%	$503.52B
Fundsmith llp	4.51M	6.28%	$1.38B
Nichols & pratt advisers llp /ma	320.51K	6.25%	$93.82M
Long road investment counsel	52.04K	6.21%	$15.23M
Court place advisors	64.85K	6.16%	$18.98M

Top Buyers

Holder	Shares	% Assets	Change
Norges bank	1.56M	0.06%	1.56M
Capital research global investors	6.14M	0.37%	1.30M
Raymond james financial	1.17M	0.13%	1.17M
Proficio capital partners	1.09M	0.08%	1.09M
Ameriprise financial	3.83M	0.29%	549.13K

Top Sellers

Holder	Shares	% Assets	Change
Winslow capital management	-	-	-1.36M
International assets investment management	4.88K	0.12%	-1.19M
Goldman sachs group	2.50M	0.12%	-903.88K
Legal & general group	2.68M	0.21%	-789.30K
Barclays	1.65M	0.14%	-600.62K

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	1.56M	0.06%	1.56M	$455.99M
Raymond james financial	1.17M	0.13%	1.17M	$342.94M
Woodline partners lp	163.86K	0.32%	163.86K	$47.97M
Madison investment advisors	126.85K	0.42%	126.85K	$37.13M
Fjarde ap-fonden (the fourth swedish national pensionfund)	104.22K	0.28%	104.22K	$24.88M

Sold Out

Holder	Change
Group one trading	-1.00
Mine & arao wealth creation & management, llc.	-1.00
O'brien wealth partners	-4.00
Ruedi wealth management	-4.00
Voisard asset management group	-6.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2025	38	-98.45%	8,057,712	-97.55%	1	0.03%	13	-98.79%	13	-98.52%
Dec 31, 2024	2,339	2.86%	327,583,038	0.53%	80	1.26%	1,011	5.09%	852	0.12%
Sep 30, 2024	2,243	2.14%	325,244,074	-0.40%	79	1.25%	951	1.06%	838	4.62%
Jun 30, 2024	2,152	-2.27%	326,096,100	0.57%	79	1.27%	923	-1.49%	786	-5.42%
Mar 31, 2024	2,202	1.62%	324,260,483	-1.29%	78	1.24%	937	0.97%	831	0.97%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard Total Stock Mkt Idx Inv	13.06M	3.22%	206.79K
Vanguard US Total Market Shares ETF	12.91M	3.17%	-50.97K
Vanguard Institutional 500 Index Trust	11.49M	2.83%	183.64K
Invesco QQQ Trust	8.35M	2.06%	-27.55K
Fidelity 500 Index	5.10M	1.26%	1.47K
SPDR® S&P 500 ETF	5.06M	1.24%	-79.96K
SPDR® S&P 500® ETF Trust	4.93M	1.21%	-25.81K
SPDR® S&P 500® ETF	4.85M	1.19%	-37.28K
iShares Core S&P 500 ETF	4.72M	1.16%	-6.72K
Fundsmith Equity I Acc	4.65M	1.14%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
May 12, 2025	D'Ambrosio Christopher	Corp. VP	Sell	$147.18K
Apr 10, 2025	D'Ambrosio Christopher	Corp. VP	Sell	$140.12K
Apr 01, 2025	Michaud Brian L.	Corp VP	Sell	$458.07K
Mar 10, 2025	D'Ambrosio Christopher	Corp. VP	Sell	$144.83K
Feb 10, 2025	D'Ambrosio Christopher	Corp. VP	Sell	$145.18K

Insider Transactions Trends

Date	Buy	Sell
2025 Q2	-	3
2025 Q1	-	23
2024 Q4	-	6
2024 Q3	-	68
2024 Q2	-	1

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 (36.41M shares, 8.93%), and Blackrock (34.09M shares, 8.30%). Together, they hold 27.22% 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 35.02% of its assets in 48.1K Automatic Data Processing shares, valued at 14.08M$.

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

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Automatic Data Processing shares, with 3.22% of its total shares outstanding invested in 13.06M Automatic Data Processing shares.

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