Institutional Manager · CIK 0001048921
MITCHELL SINKLER & STARR/PA
PHILADELPHIA, PA · File #028-03867
Latest AUM
$221.3M
Positions
139
Top-10 Concentration
48.2%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | VANGUARD INDEX FDS | 922908769 | -3,755 | -$1.3M | +$150,165 |
| ADD | VANGUARD INDEX FDS | 922908363 | +1,336 | +$837,846 | +$218,108 |
| REDUCE | NVIDIA CORPORATION | NVDA | -2,604 | -$485,646 | -$4,776 |
| EXITED | UNITEDHEALTH GROUP INC | 91324P102 | -1,367 | -$472,025 | $0 |
| REDUCE | D R HORTON INC | 23331A109 | -2,800 | -$403,284 | -$132,898 |
| EXITED | ADOBE INC | 00724F101 | -1,036 | -$365,449 | $0 |
| EXITED | PRUDENTIAL FINL INC | 744320102 | -3,335 | -$345,973 | $0 |
| REDUCE | ELI LILLY & CO | LLY | -305 | -$327,777 | +$756,759 |
| EXITED | UNILEVER PLC | 904767704 | -5,165 | -$306,181 | $0 |
| NEW | UNILEVER PLC | UNLYF | +4,656 | +$304,502 | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2025139 pos · $221.3M
- 13F HOLDINGS REPORTQ/E Sep 2025142 pos · $222.4M
- 13F HOLDINGS REPORTQ/E Jun 2025144 pos · $208.9M
- 13F HOLDINGS REPORTQ/E Mar 2025152 pos · $357.2M
- 13F HOLDINGS REPORTQ/E Dec 2024190 pos · $374.8M
- 13F HOLDINGS REPORTQ/E Sep 2024189 pos · $397.8M
- 13F HOLDINGS REPORTQ/E Jun 2024184 pos · $389.6M
- 13F HOLDINGS REPORTQ/E Mar 2024184 pos · $399.8M
- 13F HOLDINGS REPORTQ/E Dec 2023107 pos · $325.1M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | MICROSOFT CORP | MSFT | 25,867 | $12.5M | 7.16% |
| 2 | APPLE INC | AAPL | 45,102 | $12.3M | 7.02% |
| 3 | NVIDIA CORPORATION | NVDA | 57,107 | $10.7M | 6.10% |
| 4 | VANGUARD INDEX FDS | 922908363 | 16,123 | $10.1M | 5.79% |
| 5 | SCHWAB STRATEGIC TR | 808524102 | 327,595 | $8.6M | 4.92% |
| 6 | ALPHABET INC | GOOG | 24,810 | $7.8M | 4.44% |
| 7 | PROCTER AND GAMBLE CO | 742718109 | 53,188 | $7.6M | 4.36% |
| 8 | VANGUARD INDEX FDS | 922908769 | 17,395 | $5.8M | 3.34% |
| 9 | JOHNSON & JOHNSON | JNJ | 21,647 | $4.5M | 2.56% |
| 10 | MERCK & CO INC | MRK | 42,297 | $4.5M | 2.55% |
| 11 | AMAZON COM INC | AMZN | 16,939 | $3.9M | 2.24% |
| 12 | SPDR S&P 500 ETF TR | SPY | 5,465 | $3.7M | 2.13% |
| 13 | JPMORGAN CHASE & CO. | VYLD | 11,389 | $3.7M | 2.10% |
| 14 | ISHARES TR | 464287622 | 9,700 | $3.6M | 2.07% |
| 15 | VANGUARD WORLD FD | 92204A702 | 4,288 | $3.2M | 1.85% |
| 16 | HOME DEPOT INC | HD | 9,305 | $3.2M | 1.83% |
| 17 | ABBVIE INC | ABBV | 13,727 | $3.1M | 1.80% |
| 18 | MASTERCARD INCORPORATED | MA | 5,347 | $3.1M | 1.75% |
| 19 | META PLATFORMS INC | META | 4,616 | $3.0M | 1.74% |
| 20 | AUTOMATIC DATA PROCESSING IN | ADP | 11,826 | $3.0M | 1.74% |