Automatic Data Processing, Inc.
US ˙ NasdaqGS ˙ US0530151036

SecurityADP / Automatic Data Processing, Inc.
InstitutionCincinnati Indemnity Co
Latest Disclosed Ownership48,100 shares
Latest Disclosed Value $ 9,772,958
Cincinnati Indemnity Co ownership in ADP / Automatic Data Processing, Inc.

On May 11, 2026 - Cincinnati Indemnity Co filed a 13F-HR form disclosing ownership of 48,100 shares of Automatic Data Processing, Inc. (US:ADP) valued at $9,772,958 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 12, 2026 disclosing 48,100 shares of Automatic Data Processing, Inc.. This represents a change in shares of 0.00% during the quarter. The current value of the position is $11,126,011 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

Upgrade to unlock premium data and export to Excel .

Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-11 2026-03-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 9,773 -21.02 24.2784
2026-02-12 2025-12-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 12,373 -12.36 31.0417
2025-11-06 2025-09-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 14,117 -4.83 34.1874
2025-08-07 2025-06-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 14,834 0.95 35.9546
2025-05-08 2025-03-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 14,696 4.37 35.1685
2025-02-12 2024-12-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 14,080 5.79 35.0201
2024-11-07 2024-09-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 13,311 15.94 32.6527
2024-08-08 2024-06-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 11,481 -4.43 30.8658
2024-05-03 2024-03-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 12,012 7.20 28.5034
2024-02-08 2023-12-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 11,206 -3.16 28.0291
2023-11-03 2023-09-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 11,572 9.46 30.0819
2023-08-08 2023-06-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 10,572 -1.28 27.2674
2023-05-05 2023-03-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 10,709 -6.80 27.6106
2023-02-09 2022-12-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 11,489 5.60 28.4117
2022-11-08 2022-09-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 10,880 7.69 30.7649
2022-08-05 2022-06-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 10,103 -7.69 27.4814
2022-05-12 2022-03-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 10,945 -7.72 27.0274
2022-02-11 2021-12-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 11,860 23.34 27.0276
2021-11-05 2021-09-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 9,616 0.65 24.9565
2021-08-06 2021-06-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 9,554 5.39 24.3253
2021-05-06 2021-03-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 9,065 6.96 24.2925
2021-02-12 2020-12-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 8,475 26.32 23.8726
2020-11-06 2020-09-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 6,709 -6.33 21.6482
2020-08-06 2020-06-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 7,162 8.94 24.2107
2020-05-08 2020-03-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 6,574 -19.84 24.8526
2020-02-11 2019-12-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 8,201 5.63 24.8478
2019-11-05 2019-09-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 7,764 -2.36 24.9711
2019-08-07 2019-06-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 7,952 3.50 25.6103
2019-05-03 2019-03-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 7,683 21.82 26.1496
2019-02-11 2018-12-31 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 6,307 -12.97 24.6406
2018-11-06 2018-09-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 7,247 12.32 27.3348
2018-08-13 2018-06-30 13F AUTOMATIC DATA PROCESSING ORD COMMON 053015103 48,100 0 0.00 6,452 18.21 26.3756
2018-05-10 2018-03-31 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 5,458 -3.18 22.9869
2018-02-13 2017-12-31 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 5,637 7.21 22.1659
2017-11-03 2017-09-30 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 5,258 6.70 20.5503
2017-08-08 2017-06-30 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 4,928 0.06 19.9007
2017-05-08 2017-03-31 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 4,925 -0.38 20.1712
2017-02-15 2016-12-31 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 4,944 16.55 20.8731
2016-11-07 2016-09-30 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 4,242 -4.01 18.5224
2016-08-09 2016-06-30 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 4,419 2.41 19.1208
2016-05-06 2016-03-31 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 4,315 5.89 19.9178
2016-02-09 2015-12-31 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 4,075 5.43 19.2544
2015-11-10 2015-09-30 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 3,865 0.16 19.0216
2015-08-07 2015-06-30 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 3,859 -6.31 18.3004
2015-05-08 2015-03-31 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 4,119 2.72 18.9632
2015-02-10 2014-12-31 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 4,010 0.35 18.3113
2014-11-07 2014-09-30 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 3,996 4.80 18.2591
2014-08-08 2014-06-30 13F AUTOMATIC DATA PROCESSING IN COMMON 053015103 48,100 0 0.00 3,813 2.61 17.2761
2014-05-14 2014-03-31 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 3,716 -4.37 17.5490
2014-02-11 2013-12-31 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 3,886 11.63 17.8988
2013-11-06 2013-09-30 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 0 0.00 3,481 5.10 17.2729
2013-08-02 2013-06-30 13F AUTOMATIC DATA PROCESSING COMMON 053015103 48,100 48,100 3,312 17.1136
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.