Chicago Trust Co Na holds a diversified book of 377 stocks worth $690.1M as of Q2 2026 (disclosed Jul 16, 2026, a ~16-day 13F lag). This quarter they opened J & D Investors and trimmed Microsoft Corp. Their largest long position is Apple Inc at 5% of the equity book.
Top-heavy: diversified book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
86% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices (an exit at the prior quarter-end), no cost basis
Other tracked managers holding the same core names as Chicago Trust Co Na
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| BlackRock, Inc. | 73 / 80 | $2.7T |
| FMR LLC | 73 / 80 | $920.4B |
| JPMorgan Chase & Co | 73 / 80 | $602.2B |
| Morgan Stanley | 73 / 80 | $590.9B |
| Price T Rowe Associates Inc | 73 / 80 | $436.7B |
| Bank Of America Corp | 73 / 80 | $358.4B |
| Northern Trust Corp | 73 / 80 | $353.4B |
| Goldman Sachs Group Inc | 73 / 80 | $266.4B |
Ranked by the share of each fund's own book sitting in the names it shares with Chicago Trust Co Na: only funds sharing at least a tenth of the book qualify. Index giants, bank custody books and market makers are excluded. They hold everything, so their overlap says nothing.
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Apple Inc COM | $34.4M | 119.0K | 5.0% | ▲+0.2% Added · +276 sh | |
| 2 | Nvidia Corporation COM | $29.7M | 148.5K | 4.3% | ▲+1.3% Added · +2K sh | |
| 3 | H Fink Holdco LLC COM | $25.5M | 1 | 3.7% | —Held | |
| 4 | Microsoft Corp COM | $21.3M | 57.0K | 3.1% | ▼−0.6% Reduced · −338 sh | |
| 5 | Amazon Com Inc COM | $17.3M | 72.6K | 2.5% | ▲+1.5% Added · +1K sh | |
| 6 | Wintrust Finl Corp COM | $16.6M | 103.5K | 2.4% | ▼−1.8% Reduced · −2K sh | |
| 7 | Alphabet Inc CAP STK CL C | $16.4M | 46.4K | 2.4% | ▼−0.9% Reduced · −447 sh | |
| 8 | Abbvie Inc COM | $13.9M | 55.3K | 2.0% | ▲+0.9% Added · +483 sh | |
| 9 | Titewad Holding Company LLC COM | $13.9M | 84 | 2.0% | —Held | |
| 10 | Alphabet Inc CAP STK CL A | $13.3M | 37.3K | 1.9% | ▼−1.1% Reduced · −430 sh | |
| 11 | Lam Research Corp COM NEW | $12.9M | 29.9K | 1.9% | ▼−5.1% Reduced · −2K sh | |
| 12 | JPMorgan Chase & Co COM | $11.2M | 34.3K | 1.6% | ▲+1.0% Added · +340 sh | |
| 13 | Broadcom Inc COM | $9.9M | 26.2K | 1.4% | ▲+15% Added · +3K sh | |
| 14 | Eli Lilly & Co COM | $9.5M | 7.9K | 1.4% | ▼−0.4% Reduced · −34 sh | |
| 15 | Lfi Capital Account COM | $8.8M | 100 | 1.3% | —Held | |
| 16 | Exxon Mobil Corp COM | $8.3M | 60.5K | 1.2% | ▼−3.8% Reduced · −2K sh | |
| 17 | Visa Inc COM CL A | $8.2M | 23.8K | 1.2% | ▼−4.5% Reduced · −1K sh | |
| 18 | American Express Co COM | $7.2M | 21.4K | 1.0% | ▲+4.4% Added · +897 sh | |
| 19 | Cisco Sys Inc COM | $6.4M | 54.8K | 0.9% | ▼−6.0% Reduced · −3K sh | |
| 20 | Bank Of Amer Corp COM | $6.4M | 111.6K | 0.9% | ▲+1.4% Added · +2K sh | |
| 21 | Micron Technology Inc COM | $6.1M | 5.3K | 0.9% | ▼−7.1% Reduced · −405 sh | |
| 22 | Chevron Corporation COM | $5.9M | 35.9K | 0.9% | ▼−2.1% Reduced · −785 sh | |
| 23 | Johnson & Johnson COM | $5.5M | 21.8K | 0.8% | ▲+1.3% Added · +272 sh | |
| 24 | Merck & Co Inc COM | $5.5M | 42.9K | 0.8% | ▼−2.0% Reduced · −879 sh | |
| 25 | McKesson Corp COM | $5.4M | 7.2K | 0.8% | ▲+2.6% Added · +183 sh | |
| 26 | Chubb Limited COM | $4.9M | 14.4K | 0.7% | ▼−0.8% Reduced · −118 sh | |
| 27 | Citigroup Inc COM NEW | $4.8M | 34.6K | 0.7% | ▼−7.1% Reduced · −3K sh | |
| 28 | Walmart Inc COM | $4.8M | 42.4K | 0.7% | ▲+6.1% Added · +2K sh | |
| 29 | Costco Wholesale Corporation COM | $4.8M | 5.1K | 0.7% | ▲+1.9% Added · +96 sh | |
| 30 | Intel Corp COM | $4.8M | 34.2K | 0.7% | ▼−5.4% Reduced · −2K sh | |
| 31 | Oracle Corp COM | $4.8M | 32.5K | 0.7% | ▼−3.9% Reduced · −1K sh | |
| 32 | Berkshire Hathaway Inc Del CL B NEW | $4.6M | 9.2K | 0.7% | ▲+0.3% Added · +26 sh | |
| 33 | Meta Platforms Inc CL A | $4.5M | 8.0K | 0.7% | ▼−6.0% Reduced · −512 sh | |
| 34 | Shell PLC SPON ADS | $4.1M | 52.7K | 0.6% | ▲+2.5% Added · +1K sh | |
| 35 | Union Pac Corp COM | $4.1M | 14.9K | 0.6% | ▲+4.8% Added · +689 sh | |
| 36 | Ge Aerospace COM NEW | $4.0M | 10.8K | 0.6% | ▲+1.4% Added · +147 sh | |
| 37 | Philip Morris Intl Inc COM | $4.0M | 22.3K | 0.6% | ▲+1.4% Added · +303 sh | |
| 38 | Cummins Inc COM | $3.7M | 5.3K | 0.5% | ▼−12% Reduced · −744 sh | |
| 39 | Sandisk Corp COM | $3.6M | 1.6K | 0.5% | ▼−6.9% Reduced · −119 sh | |
| 40 | Honeywell Intl Inc COM | $3.6M | 15.4K | 0.5% | ▼−0.6% Reduced · −96 sh | |
| 41 | Applied Matls Inc COM | $3.5M | 4.8K | 0.5% | ▼−3.3% Reduced · −164 sh | |
| 42 | Borgwarner Inc COM | $3.3M | 49.0K | 0.5% | ▼−8.7% Reduced · −5K sh | |
| 43 | Pepsico Inc COM | $3.2M | 23.4K | 0.5% | ▲+8.7% Added · +2K sh | |
| 44 | Verizon Communications Inc COM | $3.1M | 72.4K | 0.4% | ▲+1.0% Added · +702 sh | |
| 45 | Idexx Labs Inc COM | $3.1M | 5.8K | 0.4% | ▲+0.3% Added · +19 sh | |
| 46 | Berkshire Hathaway Inc Del CL A | $3.0M | 4 | 0.4% | —Held | |
| 47 | Stryker Corporation COM | $3.0M | 9.4K | 0.4% | ▲+1.4% Added · +126 sh | |
| 48 | Renaissancere Hldgs Ltd COM | $3.0M | 9.3K | 0.4% | ▲+2.8% Added · +257 sh | |
| 49 | Wabtec COM | $2.9M | 10.8K | 0.4% | ▲+1.3% Added · +137 sh | |
| 50 | Amphenol Corp CL A | $2.9M | 16.2K | 0.4% | ▲+31% Added · +4K sh |
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1601539/holdings"
Use Arkolith to show CHICAGO TRUST Co NA's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q2 2026 | Jun 30, 2026 | Jul 16, 2026 | 662 | $690.1M | 13F-HR |
| Q1 2026 | Mar 31, 2026 | Apr 24, 2026 | 663 | $625.7M | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 17, 2026 | 657 | $639.8M | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Oct 10, 2025 | 704 | $720.5M | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Jul 14, 2025 | 701 | $711.5M | 13F-HR |
| Q1 2025 | Mar 31, 2025 | Apr 14, 2025 | 638 | $563.9M | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Jan 13, 2025 | 631 | $565.0M | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Oct 10, 2024 | 661 | $580.0M | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.