# EDGAR Filing Document

**Accession Number:** 0002016827
**File Stem:** 0002016827-26-000009
**Filing Date:** 2026-4
**Character Count:** 12347
**Document Hash:** aa2f25178a3fabb33387d44effa5f9ea
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0002016827-26-000009.hdr.sgml**: 20260416

**ACCESSION NUMBER**: 0002016827-26-000009

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

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260331

**FILED AS OF DATE**: 20260416

**DATE AS OF CHANGE**: 20260416

**EFFECTIVENESS DATE**: 20260416

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** REX Advisers, LLC
- **CENTRAL INDEX KEY:** 0002016827

**ORGANIZATION NAME:**
- **EIN:** 932376316
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 13F-HR
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 028-24532
- **FILM NUMBER:** 26865995

**BUSINESS ADDRESS:**
- **STREET 1:** 1241 POST ROAD, SECOND FLOOR
- **CITY:** FAIRFIELD
- **STATE:** CT
- **ZIP:** 06824
- **BUSINESS PHONE:** 203-557-6201

**MAIL ADDRESS:**
- **STREET 1:** 1241 POST ROAD, SECOND FLOOR
- **CITY:** FAIRFIELD
- **STATE:** CT
- **ZIP:** 06824

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** REX ADVISERS LLC
- **DATE OF NAME CHANGE:** 20240325

### FORM 13F COVER PAGE

**Report for the Calendar Year or Quarter Ended:** 03-31-2026

**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:** REX Advisers LLC<br>**Address:** 1241 POST ROAD SECOND FLOOR<br>FAIRFIELD, CT 06824

**Form 13F File Number:** 028-24532

**CRD Number (if applicable):** 000032783

**SEC File Number (if applicable):** 801-128357

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:** Scott E. Acheychek<br>**Title:** President<br>**Phone:** 305-742-0151

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

/s/Scott E. Acheychek  FAIRFIELD, CT  04-15-2026<br>[Signature]  [City, State]  [Date]

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

[ ] **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).)

[x] **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:** 74

**Form 13F Information Table Value Total:** $33115576

      (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.]

|   No. | Name                          | Form 13F File Number   |   CRD Number | SEC File Number   |
|---:|:---|:---|---:|:---|
|     1 | Vident Advisory LLC           | 028-19675              |    000286622 | 801-114538        |
|     2 | Tuttle Capital Management LLC | 028-16136              |    000164937 | 801-76982         |

### 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 |
| AFFIRM HLDGS INC | COM CL A | 00827B106 | BBG00Y7BP8Z0 | 765194 | 16700 | SH |  | SOLE |  | 16700 | 0 | 0 |
| AFFIRM HLDGS INC | COM CL A | 00827B106 | BBG00Y7BP8Z0 | 77655 | 33400 | SH | Call | SOLE |  | 33400 | 0 | 0 |
| AFFIRM HLDGS INC | COM CL A | 00827B106 | BBG00Y7BP8Z0 | 5511 | 33400 | SH | Put | SOLE |  | 33400 | 0 | 0 |
| APPLIED DIGITAL CORP | COM NEW | 038169207 | BBG001SK4K76 | 707452 | 29800 | SH |  | SOLE |  | 29800 | 0 | 0 |
| APPLIED DIGITAL CORP | COM NEW | 038169207 | BBG001SK4K76 | 4470 | 29800 | SH | Call | SOLE |  | 29800 | 0 | 0 |
| APPLIED DIGITAL CORP | COM NEW | 038169207 | BBG001SK4K76 | 24436 | 89400 | SH | Put | SOLE |  | 89400 | 0 | 0 |
| APPLIED OPTOELECTRONICS INC | COM | 03823U102 | BBG001SG47G4 | 617507 | 7300 | SH |  | SOLE |  | 7300 | 0 | 0 |
| APPLIED OPTOELECTRONICS INC | COM | 03823U102 | BBG001SG47G4 | 4745 | 14600 | SH | Call | SOLE |  | 14600 | 0 | 0 |
| APPLIED OPTOELECTRONICS INC | COM | 03823U102 | BBG001SG47G4 | 114610 | 21900 | SH | Put | SOLE |  | 21900 | 0 | 0 |
| AST SPACEMOBILE INC | COM CL A | 00217D100 | BBG00Q402TS1 | 46458 | 17800 | SH | Call | SOLE |  | 17800 | 0 | 0 |
| AST SPACEMOBILE INC | COM CL A | 00217D100 | BBG00Q402TS1 | 15575 | 17800 | SH | Put | SOLE |  | 17800 | 0 | 0 |
| BABCOCK  WILCOX ENTERPRISES | COM | 05614L209 | BBG007H0TDL2 | 28740 | 95800 | SH | Call | SOLE |  | 95800 | 0 | 0 |
| BABCOCK  WILCOX ENTERPRISES | COM | 05614L209 | BBG007H0TDL2 | 43110 | 143700 | SH | Put | SOLE |  | 143700 | 0 | 0 |
| COHERENT CORP | COM | 19247G107 | BBG001S5S6N6 | 690809 | 2900 | SH |  | SOLE |  | 2900 | 0 | 0 |
| COHERENT CORP | COM | 19247G107 | BBG001S5S6N6 | 14848 | 5800 | SH | Call | SOLE |  | 5800 | 0 | 0 |
| COHERENT CORP | COM | 19247G107 | BBG001S5S6N6 | 55129 | 8700 | SH | Put | SOLE |  | 8700 | 0 | 0 |
| COINBASE GLOBAL INC | COM CL A | 19260Q107 | BBG00ZGF7799 | 85489 | 29200 | SH | Call | SOLE |  | 29200 | 0 | 0 |
| COINBASE GLOBAL INC | COM CL A | 19260Q107 | BBG00ZGF7799 | 590905 | 19500 | SH | Put | SOLE |  | 19500 | 0 | 0 |
| COREWEAVE INC | COM CL A | 21873S108 | BBG011ZTRJ49 | 223866 | 26700 | SH | Call | SOLE |  | 26700 | 0 | 0 |
| COREWEAVE INC | COM CL A | 21873S108 | BBG011ZTRJ49 | 151642 | 17800 | SH | Put | SOLE |  | 17800 | 0 | 0 |
| ELI LILLY  CO | COM | 532457108 | BBG001S5STL8 | 125752 | 6600 | SH | Call | SOLE |  | 6600 | 0 | 0 |
| ELI LILLY  CO | COM | 532457108 | BBG001S5STL8 | 487732 | 4400 | SH | Put | SOLE |  | 4400 | 0 | 0 |
| FASTLY INC | CL A | 31188V100 | BBG004NLQHM9 | 749748 | 25800 | SH |  | SOLE |  | 25800 | 0 | 0 |
| FASTLY INC | CL A | 31188V100 | BBG004NLQHM9 | 54696 | 51600 | SH | Call | SOLE |  | 51600 | 0 | 0 |
| FASTLY INC | CL A | 31188V100 | BBG004NLQHM9 | 15996 | 51600 | SH | Put | SOLE |  | 51600 | 0 | 0 |
| FIREFLY AEROSPACE INC | COM | 31816X106 | BBG00NGNL3Y4 | 837018 | 29400 | SH |  | SOLE |  | 29400 | 0 | 0 |
| FIREFLY AEROSPACE INC | COM | 31816X106 | BBG00NGNL3Y4 | 196686 | 58800 | SH | Call | SOLE |  | 58800 | 0 | 0 |
| FIREFLY AEROSPACE INC | COM | 31816X106 | BBG00NGNL3Y4 | 3528 | 58800 | SH | Put | SOLE |  | 58800 | 0 | 0 |
| INTUITIVE MACHINES INC | CLASS A COM | 46125A100 | BBG00ZMYYP19 | 52662 | 78600 | SH | Call | SOLE |  | 78600 | 0 | 0 |
| INTUITIVE MACHINES INC | CLASS A COM | 46125A100 | BBG00ZMYYP19 | 21615 | 78600 | SH | Put | SOLE |  | 78600 | 0 | 0 |
| LEMONADE INC | COM | 52567D107 | BBG00BM5YC14 | 727088 | 11600 | SH |  | SOLE |  | 11600 | 0 | 0 |
| LEMONADE INC | COM | 52567D107 | BBG00BM5YC14 | 35728 | 23200 | SH | Call | SOLE |  | 23200 | 0 | 0 |
| LEMONADE INC | COM | 52567D107 | BBG00BM5YC14 | 14500 | 23200 | SH | Put | SOLE |  | 23200 | 0 | 0 |
| LUMENTUM HLDGS INC | COM | 55024U109 | BBG0073F9RS8 | 773036 | 1100 | SH |  | SOLE |  | 1100 | 0 | 0 |
| LUMENTUM HLDGS INC | COM | 55024U109 | BBG0073F9RS8 | 30965 | 2200 | SH | Call | SOLE |  | 2200 | 0 | 0 |
| LUMENTUM HLDGS INC | COM | 55024U109 | BBG0073F9RS8 | 28160 | 2200 | SH | Put | SOLE |  | 2200 | 0 | 0 |
| NEBIUS GROUP N.V. | SHS CLASS A | N97284108 | BBG001TBY593 | 726320 | 7000 | SH |  | SOLE |  | 7000 | 0 | 0 |
| NEBIUS GROUP N.V. | SHS CLASS A | N97284108 | BBG001TBY593 | 5600 | 7000 | SH | Call | SOLE |  | 7000 | 0 | 0 |
| NEBIUS GROUP N.V. | SHS CLASS A | N97284108 | BBG001TBY593 | 15120 | 21000 | SH | Put | SOLE |  | 21000 | 0 | 0 |
| NVIDIA CORPORATION | COM | 67066G104 | BBG001S5TZJ6 | 2629617 | 900700 | SH | Call | SOLE |  | 900700 | 0 | 0 |
| NVIDIA CORPORATION | COM | 67066G104 | BBG001S5TZJ6 | 4393258 | 600500 | SH | Put | SOLE |  | 600500 | 0 | 0 |
| PALANTIR TECHNOLOGIES INC | CL A | 69608A108 | BBG001T53796 | 167014 | 22200 | SH | Call | SOLE |  | 22200 | 0 | 0 |
| PALANTIR TECHNOLOGIES INC | CL A | 69608A108 | BBG001T53796 | 202295 | 14800 | SH | Put | SOLE |  | 14800 | 0 | 0 |
| PLANET LABS PBC | COM CL A | 72703X106 | BBG00ZCV3Q27 | 631670 | 22600 | SH |  | SOLE |  | 22600 | 0 | 0 |
| PLANET LABS PBC | COM CL A | 72703X106 | BBG00ZCV3Q27 | 4294 | 45200 | SH | Call | SOLE |  | 45200 | 0 | 0 |
| PLANET LABS PBC | COM CL A | 72703X106 | BBG00ZCV3Q27 | 80682 | 67800 | SH | Put | SOLE |  | 67800 | 0 | 0 |
| RED CAT HLDGS INC | COM | 75644T100 | BBG001SB7WF8 | 6501751 | 496696 | SH |  | SOLE |  | 496696 | 0 | 0 |
| RED CAT HLDGS INC | COM | 75644T100 | BBG001SB7WF8 | 62489 | 110600 | SH | Call | SOLE |  | 110600 | 0 | 0 |
| RED CAT HLDGS INC | COM | 75644T100 | BBG001SB7WF8 | 19355 | 110600 | SH | Put | SOLE |  | 110600 | 0 | 0 |
| ROBINHOOD MKTS INC | COM CL A | 770700102 | BBG008NMBXP6 | 56182 | 24600 | SH | Call | SOLE |  | 24600 | 0 | 0 |
| ROBINHOOD MKTS INC | COM CL A | 770700102 | BBG008NMBXP6 | 219773 | 16400 | SH | Put | SOLE |  | 16400 | 0 | 0 |
| SABLE OFFSHORE CORP | COM SHS | 78574H104 | BBG00Z6F4C29 | 637672 | 38600 | SH |  | SOLE |  | 38600 | 0 | 0 |
| SABLE OFFSHORE CORP | COM SHS | 78574H104 | BBG00Z6F4C29 | 6948 | 77200 | SH | Call | SOLE |  | 77200 | 0 | 0 |
| SABLE OFFSHORE CORP | COM SHS | 78574H104 | BBG00Z6F4C29 | 118309 | 77200 | SH | Put | SOLE |  | 77200 | 0 | 0 |
| SOLAREDGE TECHNOLOGIES INC | COM | 83417M104 | BBG0084BC0P2 | 699385 | 13700 | SH |  | SOLE |  | 13700 | 0 | 0 |
| SOLAREDGE TECHNOLOGIES INC | COM | 83417M104 | BBG0084BC0P2 | 18632 | 27400 | SH | Call | SOLE |  | 27400 | 0 | 0 |
| SOLAREDGE TECHNOLOGIES INC | COM | 83417M104 | BBG0084BC0P2 | 35620 | 41100 | SH | Put | SOLE |  | 41100 | 0 | 0 |
| STRATEGY INC | CL A NEW | 594972408 | BBG001SC7PX1 | 100350 | 45700 | SH | Call | SOLE |  | 45700 | 0 | 0 |
| STRATEGY INC | CL A NEW | 594972408 | BBG001SC7PX1 | 493746 | 30500 | SH | Put | SOLE |  | 30500 | 0 | 0 |
| TERAWULF INC | COM | 88080T104 | BBG0122MC919 | 689754 | 47800 | SH |  | SOLE |  | 47800 | 0 | 0 |
| TERAWULF INC | COM | 88080T104 | BBG0122MC919 | 26768 | 95600 | SH | Call | SOLE |  | 95600 | 0 | 0 |
| TERAWULF INC | COM | 88080T104 | BBG0122MC919 | 30592 | 95600 | SH | Put | SOLE |  | 95600 | 0 | 0 |
| TESLA INC | COM | 88160R101 | BBG001SQKGD7 | 1471417 | 206100 | SH | Call | SOLE |  | 206100 | 0 | 0 |
| TESLA INC | COM | 88160R101 | BBG001SQKGD7 | 2366372 | 137400 | SH | Put | SOLE |  | 137400 | 0 | 0 |
| UNUSUAL MACHS INC | COM SHS | 91532F102 | BBG01M9MT670 | 47120 | 117800 | SH | Call | SOLE |  | 117800 | 0 | 0 |
| UNUSUAL MACHS INC | COM SHS | 91532F102 | BBG01M9MT670 | 35340 | 176700 | SH | Put | SOLE |  | 176700 | 0 | 0 |
| UPSTART HLDGS INC | COM | 91680M107 | BBG00PKCBY62 | 725895 | 28300 | SH |  | SOLE |  | 28300 | 0 | 0 |
| UPSTART HLDGS INC | COM | 91680M107 | BBG00PKCBY62 | 36507 | 56600 | SH | Call | SOLE |  | 56600 | 0 | 0 |
| UPSTART HLDGS INC | COM | 91680M107 | BBG00PKCBY62 | 12735 | 56600 | SH | Put | SOLE |  | 56600 | 0 | 0 |
| VENTURE GLOBAL INC | COM CL A | 92333F101 | BBG01RGY24F0 | 650888 | 41300 | SH |  | SOLE |  | 41300 | 0 | 0 |
| VENTURE GLOBAL INC | COM CL A | 92333F101 | BBG01RGY24F0 | 8260 | 82600 | SH | Call | SOLE |  | 82600 | 0 | 0 |
| VENTURE GLOBAL INC | COM CL A | 92333F101 | BBG01RGY24F0 | 74753 | 82600 | SH | Put | SOLE |  | 82600 | 0 | 0 |
| WALMART INC | COM | 931142103 | BBG001S5XH92 | 348558 | 105000 | SH | Call | SOLE |  | 105000 | 0 | 0 |
| WALMART INC | COM | 931142103 | BBG001S5XH92 | 341474 | 70000 | SH | Put | SOLE |  | 70000 | 0 | 0 |

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