# EDGAR Filing Document

**Accession Number:** 0000002230
**File Stem:** 0001104659-26-014835
**Filing Date:** 2026-2
**Character Count:** 12990
**Document Hash:** f8178ffb89f276cd308d26a06b4fd33f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-014835.hdr.sgml**: 20260213

**ACCESSION NUMBER**: 0001104659-26-014835

**CONFORMED SUBMISSION TYPE**: 13F-HR

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260213

**DATE AS OF CHANGE**: 20260213

**EFFECTIVENESS DATE**: 20260213

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ADAMS DIVERSIFIED EQUITY FUND, INC.
- **CENTRAL INDEX KEY:** 0000002230

**ORGANIZATION NAME:**
- **EIN:** 134912740
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 13F-HR
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 028-00597
- **FILM NUMBER:** 26629681

**BUSINESS ADDRESS:**
- **STREET 1:** 500 EAST PRATT STREET
- **STREET 2:** SUITE 1300
- **CITY:** BALTIMORE
- **STATE:** MD
- **ZIP:** 21202
- **BUSINESS PHONE:** 4107525900

**MAIL ADDRESS:**
- **STREET 1:** 500 EAST PRATT STREET
- **STREET 2:** SUITE 1300
- **CITY:** BALTIMORE
- **STATE:** MD
- **ZIP:** 21202

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ADAMS DIVERSIFIED EQUITY FUND
- **DATE OF NAME CHANGE:** 20150331

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ADAMS EXPRESS CO
- **DATE OF NAME CHANGE:** 19920703

### FORM 13F COVER PAGE

**Report for the Calendar Year or Quarter Ended:** 12-31-2025

**Check here if Amendment** [ ] **Amendment Number:** 

**This Amendment (Check only one.):** [ ] is a restatement.

[ ] adds new holdings entries.

**Institutional Investment Manager Filing this Report:**

**Name:** ADAMS DIVERSIFIED EQUITY FUND INC.<br>**Address:** 500 East Pratt Street<br>Suite 1300<br>Baltimore, MD 21202

**Form 13F File Number:** 028-00597

The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form.

**Person Signing this Report on Behalf of Reporting Manager:**

**Name:** Christine M. Sloan<br>**Title:** Treasurer<br>**Phone:** 410-752-5900

**Signature, Place, and Date of Signing:**

/s/ Christine M. Sloan  Baltimore, MD  02-13-2026<br>[Signature]  [City, State]  [Date]

**Report Type (Check only one.):**

[x] **13F HOLDINGS REPORT.** (Check here if all holdings of this reporting manager are reported in this report.)

[ ] **13F NOTICE.** (Check here if no holdings are reported in this report, and all holdings are reported by other reporting manager(s).)

[ ] **13F COMBINATION REPORT.** (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).)

### Form 13F Summary Page

**Report Summary:**

**Number of Other Included Managers:** 0

**Form 13F Information Table Entry Total:** 89

**Form 13F Information Table Value Total:** $3007022541

      (round to nearest dollar)

**List of Other Included Managers:**

Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report.

[If there are no entries in this list, state “NONE” and omit the column headings and list entries.]

**NONE**

### FORM 13F INFORMATION TABLE

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | FIGI | VALUE (x$1000) | SHRS OR PRN AMT | SH/PRN | PUT/CALL | INVESTMENT DISCRETION | OTHER MANAGER | VOTING AUTHORITY | VOTING AUTHORITY | VOTING AUTHORITY |
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | FIGI | VALUE (x$1000) | SHRS OR PRN AMT | SH/PRN | PUT/CALL | INVESTMENT DISCRETION | OTHER MANAGER | SOLE | SHARED | NONE |
| AbbVie Inc. | COM | 00287Y109 |  | 42887573 | 187700 | SH |  | SOLE |  | 187700 | 0 | 0 |
| Adams Natural Resources Fund Inc. | COM | 00548F105 |  | 55930158 | 2572684 | SH |  | SOLE |  | 2572684 | 0 | 0 |
| Advanced Micro Devices Inc. | COM | 007903107 |  | 27412480 | 128000 | SH |  | SOLE |  | 128000 | 0 | 0 |
| Alphabet Inc. Class A | COM | 02079K305 |  | 167611500 | 535500 | SH |  | SOLE |  | 535500 | 0 | 0 |
| Amazon.com Inc. | COM | 023135106 |  | 126835590 | 549500 | SH |  | SOLE |  | 549500 | 0 | 0 |
| American International Group Inc. | COM | 026874784 |  | 21815250 | 255000 | SH |  | SOLE |  | 255000 | 0 | 0 |
| Analog Devices Inc. | COM | 032654105 |  | 21424800 | 79000 | SH |  | SOLE |  | 79000 | 0 | 0 |
| Apple Inc. | COM | 037833100 |  | 221946504 | 816400 | SH |  | SOLE |  | 816400 | 0 | 0 |
| AppLovin Corp. Class A | COM | 03831W108 |  | 4312448 | 6400 | SH |  | SOLE |  | 6400 | 0 | 0 |
| Arista Networks Inc. | COM | 040413205 |  | 26672991 | 203564 | SH |  | SOLE |  | 203564 | 0 | 0 |
| Autodesk Inc. | COM | 052769106 |  | 12047607 | 40700 | SH |  | SOLE |  | 40700 | 0 | 0 |
| AvalonBay Communities Inc. | COM | 053484101 |  | 10443456 | 57600 | SH |  | SOLE |  | 57600 | 0 | 0 |
| Baker Hughes Company | COM | 05722G100 |  | 14090076 | 309400 | SH |  | SOLE |  | 309400 | 0 | 0 |
| Bank of America Corp. | COM | 060505104 |  | 49278240 | 895968 | SH |  | SOLE |  | 895968 | 0 | 0 |
| Berkshire Hathaway Inc. Class B | COM | 084670702 |  | 42143684 | 83843 | SH |  | SOLE |  | 83843 | 0 | 0 |
| Biogen Inc. | COM | 09062X103 |  | 7796357 | 44300 | SH |  | SOLE |  | 44300 | 0 | 0 |
| Booking Holdings Inc. | COM | 09857L108 |  | 29454315 | 5500 | SH |  | SOLE |  | 5500 | 0 | 0 |
| Broadcom Inc. | COM | 11135F101 |  | 91785720 | 265200 | SH |  | SOLE |  | 265200 | 0 | 0 |
| Capital One Financial Corporation | COM | 14040H105 |  | 38212901 | 157670 | SH |  | SOLE |  | 157670 | 0 | 0 |
| CBRE Group Inc. Class A | COM | 12504L109 |  | 15178576 | 94400 | SH |  | SOLE |  | 94400 | 0 | 0 |
| Cencora Inc. | COM | 03073E105 |  | 26040525 | 77100 | SH |  | SOLE |  | 77100 | 0 | 0 |
| Charles Schwab Corp. | COM | 808513105 |  | 23678670 | 237000 | SH |  | SOLE |  | 237000 | 0 | 0 |
| Chevron Corporation | COM | 166764100 |  | 25990020 | 170527 | SH |  | SOLE |  | 170527 | 0 | 0 |
| Cisco Systems Inc. | COM | 17275R102 |  | 28870844 | 374800 | SH |  | SOLE |  | 374800 | 0 | 0 |
| Coca-Cola Company | COM | 191216100 |  | 10067040 | 144000 | SH |  | SOLE |  | 144000 | 0 | 0 |
| Coinbase Global Inc. Class A | COM | 19260Q107 |  | 3618240 | 16000 | SH |  | SOLE |  | 16000 | 0 | 0 |
| Constellation Energy Corporation | COM | 21037T109 |  | 10350811 | 29300 | SH |  | SOLE |  | 29300 | 0 | 0 |
| Costco Wholesale Corporation | COM | 22160K105 |  | 11814058 | 13700 | SH |  | SOLE |  | 13700 | 0 | 0 |
| Crown Holdings Inc. | COM | 228368106 |  | 14868868 | 144400 | SH |  | SOLE |  | 144400 | 0 | 0 |
| CVS Health Corporation | COM | 126650100 |  | 27879168 | 351300 | SH |  | SOLE |  | 351300 | 0 | 0 |
| Dollar General Corporation | COM | 256677105 |  | 18375368 | 138400 | SH |  | SOLE |  | 138400 | 0 | 0 |
| Duke Energy Corporation | COM | 26441C204 |  | 17581500 | 150000 | SH |  | SOLE |  | 150000 | 0 | 0 |
| Ecolab Inc. | COM | 278865100 |  | 18953944 | 72200 | SH |  | SOLE |  | 72200 | 0 | 0 |
| Eli Lilly and Company | COM | 532457108 |  | 55204162 | 51368 | SH |  | SOLE |  | 51368 | 0 | 0 |
| EMCOR Group Inc. | COM | 29084Q100 |  | 17130120 | 28000 | SH |  | SOLE |  | 28000 | 0 | 0 |
| Entergy Corporation | COM | 29364G103 |  | 19096038 | 206600 | SH |  | SOLE |  | 206600 | 0 | 0 |
| FedEx Corporation | COM | 31428X106 |  | 18920330 | 65500 | SH |  | SOLE |  | 65500 | 0 | 0 |
| Freeport-McMoRan Inc. | COM | 35671D857 |  | 15323343 | 301700 | SH |  | SOLE |  | 301700 | 0 | 0 |
| GE Aerospace | COM | 369604301 |  | 44664350 | 145000 | SH |  | SOLE |  | 145000 | 0 | 0 |
| GE Vernova Inc. | COM | 36828A101 |  | 29998863 | 45900 | SH |  | SOLE |  | 45900 | 0 | 0 |
| Gilead Sciences Inc. | COM | 375558103 |  | 21737254 | 177100 | SH |  | SOLE |  | 177100 | 0 | 0 |
| Goldman Sachs Group Inc. | COM | 38141G104 |  | 36918000 | 42000 | SH |  | SOLE |  | 42000 | 0 | 0 |
| Home Depot Inc. | COM | 437076102 |  | 27183900 | 79000 | SH |  | SOLE |  | 79000 | 0 | 0 |
| International Business Machines Corporation | COM | 459200101 |  | 26036859 | 87900 | SH |  | SOLE |  | 87900 | 0 | 0 |
| Johnson  Johnson | COM | 478160104 |  | 21274460 | 102800 | SH |  | SOLE |  | 102800 | 0 | 0 |
| Johnson Controls International plc | COM | G51502105 |  | 23830250 | 199000 | SH |  | SOLE |  | 199000 | 0 | 0 |
| JPMorgan Chase  Co. | COM | 46625H100 |  | 66655396 | 206863 | SH |  | SOLE |  | 206863 | 0 | 0 |
| L3Harris Technologies Inc. | COM | 502431109 |  | 19199478 | 65400 | SH |  | SOLE |  | 65400 | 0 | 0 |
| Lam Research Corporation | COM | 512807306 |  | 46509606 | 271700 | SH |  | SOLE |  | 271700 | 0 | 0 |
| Lamb Weston Holdings Inc. | COM | 513272104 |  | 7766406 | 185400 | SH |  | SOLE |  | 185400 | 0 | 0 |
| Lincoln Electric Holdings Inc. | COM | 533900106 |  | 23892108 | 99700 | SH |  | SOLE |  | 99700 | 0 | 0 |
| M Bank Corporation | COM | 55261F104 |  | 19664448 | 97600 | SH |  | SOLE |  | 97600 | 0 | 0 |
| Mastercard Incorporated Class A | COM | 57636Q104 |  | 26352963 | 46162 | SH |  | SOLE |  | 46162 | 0 | 0 |
| McDonald's Corporation | COM | 580135101 |  | 22738872 | 74400 | SH |  | SOLE |  | 74400 | 0 | 0 |
| Medtronic plc | COM | G5960L103 |  | 18529974 | 192900 | SH |  | SOLE |  | 192900 | 0 | 0 |
| Merck  Co. Inc. | COM | 58933Y105 |  | 32504288 | 308800 | SH |  | SOLE |  | 308800 | 0 | 0 |
| Meta Platforms Inc. Class A | COM | 30303M102 |  | 75646314 | 114600 | SH |  | SOLE |  | 114600 | 0 | 0 |
| Microsoft Corporation | COM | 594918104 |  | 199299802 | 412100 | SH |  | SOLE |  | 412100 | 0 | 0 |
| Moody's Corporation | COM | 615369105 |  | 21762210 | 42600 | SH |  | SOLE |  | 42600 | 0 | 0 |
| Netflix Inc. | COM | 64110L106 |  | 20741587 | 221220 | SH |  | SOLE |  | 221220 | 0 | 0 |
| NextEra Energy Inc. | COM | 65339F101 |  | 13109724 | 163300 | SH |  | SOLE |  | 163300 | 0 | 0 |
| NVIDIA Corporation | COM | 67066G104 |  | 238458900 | 1278600 | SH |  | SOLE |  | 1278600 | 0 | 0 |
| Oracle Corporation | COM | 68389X105 |  | 16508877 | 84700 | SH |  | SOLE |  | 84700 | 0 | 0 |
| O'Reilly Automotive Inc. | COM | 67103H107 |  | 19300036 | 211600 | SH |  | SOLE |  | 211600 | 0 | 0 |
| Palantir Technologies Inc. Class A | COM | 69608A108 |  | 10113975 | 56900 | SH |  | SOLE |  | 56900 | 0 | 0 |
| Palo Alto Networks Inc. | COM | 697435105 |  | 21404040 | 116200 | SH |  | SOLE |  | 116200 | 0 | 0 |
| Parker-Hannifin Corporation | COM | 701094104 |  | 25138256 | 28600 | SH |  | SOLE |  | 28600 | 0 | 0 |
| PepsiCo Inc. | COM | 713448108 |  | 5536428 | 38576 | SH |  | SOLE |  | 38576 | 0 | 0 |
| Philip Morris International Inc. | COM | 718172109 |  | 32951774 | 205435 | SH |  | SOLE |  | 205435 | 0 | 0 |
| Post Holdings Inc. | COM | 737446104 |  | 10429965 | 105300 | SH |  | SOLE |  | 105300 | 0 | 0 |
| Procter  Gamble Company | COM | 742718109 |  | 10067384 | 70249 | SH |  | SOLE |  | 70249 | 0 | 0 |
| Prologis Inc. | COM | 74340W103 |  | 20272408 | 158800 | SH |  | SOLE |  | 158800 | 0 | 0 |
| Republic Services Inc. | COM | 760759100 |  | 14517205 | 68500 | SH |  | SOLE |  | 68500 | 0 | 0 |
| Rockwell Automation Inc. | COM | 773903109 |  | 19025523 | 48900 | SH |  | SOLE |  | 48900 | 0 | 0 |
| Salesforce Inc. | COM | 79466L302 |  | 17404587 | 65700 | SH |  | SOLE |  | 65700 | 0 | 0 |
| Snowflake Inc. | COM | 833445109 |  | 14960352 | 68200 | SH |  | SOLE |  | 68200 | 0 | 0 |
| State Street Health Care Select Sector SPDR ETF | COM | 81369Y209 |  | 20619360 | 133200 | SH |  | SOLE |  | 133200 | 0 | 0 |
| State Street Technology Select Sector SPDR ETF | COM | 81369Y803 |  | 9041316 | 62800 | SH |  | SOLE |  | 62800 | 0 | 0 |
| T. Rowe Price Group Inc. | COM | 74144T108 |  | 15848424 | 154800 | SH |  | SOLE |  | 154800 | 0 | 0 |
| Take-Two Interactive Software Inc. | COM | 874054109 |  | 13620796 | 53200 | SH |  | SOLE |  | 53200 | 0 | 0 |
| Tesla Inc. | COM | 88160R101 |  | 54775896 | 121800 | SH |  | SOLE |  | 121800 | 0 | 0 |
| TKO Group Holdings Inc. Class A | COM | 87256C101 |  | 18496500 | 88500 | SH |  | SOLE |  | 88500 | 0 | 0 |
| T-Mobile US Inc. | COM | 872590104 |  | 20364912 | 100300 | SH |  | SOLE |  | 100300 | 0 | 0 |
| Uber Technologies Inc. | COM | 90353T100 |  | 27993846 | 342600 | SH |  | SOLE |  | 342600 | 0 | 0 |
| UnitedHealth Group Incorporated | COM | 91324P102 |  | 16769588 | 50800 | SH |  | SOLE |  | 50800 | 0 | 0 |
| VICI Properties Inc. | COM | 925652109 |  | 11855392 | 421600 | SH |  | SOLE |  | 421600 | 0 | 0 |
| Visa Inc. Class A | COM | 92826C839 |  | 39721765 | 113261 | SH |  | SOLE |  | 113261 | 0 | 0 |
| Vistra Corp. | COM | 92840M102 |  | 6033742 | 37400 | SH |  | SOLE |  | 37400 | 0 | 0 |
| Walmart Inc. | COM | 931142103 |  | 38730907 | 347643 | SH |  | SOLE |  | 347643 | 0 | 0 |

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