# EDGAR Filing Document

**Accession Number:** 0001922875
**File Stem:** 0001951757-25-001452
**Filing Date:** 2025-11
**Character Count:** 14476
**Document Hash:** 55730779a4944b29553e2d2842bd5c64
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001951757-25-001452.hdr.sgml**: 20251120

**ACCESSION NUMBER**: 0001951757-25-001452

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

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20250930

**FILED AS OF DATE**: 20251120

**DATE AS OF CHANGE**: 20251120

**EFFECTIVENESS DATE**: 20251120

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MAYPORT, LLC
- **CENTRAL INDEX KEY:** 0001922875

**ORGANIZATION NAME:**
- **EIN:** 820943489
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 13F-HR
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 028-22414
- **FILM NUMBER:** 251501124

**BUSINESS ADDRESS:**
- **STREET 1:** 300 WASHINGTON STREET
- **STREET 2:** SUITE 814
- **CITY:** NEWTON
- **STATE:** MA
- **ZIP:** 02458
- **BUSINESS PHONE:** 617-545-5700

**MAIL ADDRESS:**
- **STREET 1:** 300 WASHINGTON STREET
- **STREET 2:** SUITE 814
- **CITY:** NEWTON
- **STATE:** MA
- **ZIP:** 02458

### FORM 13F COVER PAGE

**Report for the Calendar Year or Quarter Ended:** 09-30-2025

**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:** MAYPORT LLC<br>**Address:** 300 WASHINGTON STREET<br>SUITE 814<br>NEWTON, MA 02458

**Form 13F File Number:** 028-22414

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:** Adam Grossman<br>**Title:** Chief Compliance Officer<br>**Phone:** (617) 545-5700

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

Adam Grossman  Newton, MA  11-20-2025<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:** 109

**Form 13F Information Table Value Total:** $461619152

      (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 |
| ABBOTT LABS | COM | 002824100 |  | 512395 | 3826 | SH |  | SOLE |  | 0 | 0 | 3826 |
| ABBVIE INC | COM | 00287Y109 |  | 1678578 | 7250 | SH |  | SOLE |  | 0 | 0 | 7250 |
| ACTINIUM PHARMACEUTICALS INC | COM | 00507W206 |  | 35200 | 22000 | SH |  | SOLE |  | 0 | 0 | 22000 |
| ALIBABA GROUP HLDG LTD | SPONSORED ADS | 01609W102 |  | 203037 | 1136 | SH |  | SOLE |  | 0 | 0 | 1136 |
| ALPHABET INC | CAP STK CL C | 02079K107 |  | 658803 | 2705 | SH |  | SOLE |  | 0 | 0 | 2705 |
| ALPHABET INC | CAP STK CL A | 02079K305 |  | 1344207 | 5529 | SH |  | SOLE |  | 0 | 0 | 5529 |
| AMAZON COM INC | COM | 023135106 |  | 2285285 | 10408 | SH |  | SOLE |  | 0 | 0 | 10408 |
| APPLE INC | COM | 037833100 |  | 7132879 | 28013 | SH |  | SOLE |  | 0 | 0 | 28013 |
| ASSURANT INC | COM | 04621X108 |  | 785392 | 3626 | SH |  | SOLE |  | 0 | 0 | 3626 |
| AT INC | COM | 00206R102 |  | 250651 | 8876 | SH |  | SOLE |  | 0 | 0 | 8876 |
| AURINIA PHARMACEUTICALS INC | COM | 05156V102 |  | 173485 | 15700 | SH |  | SOLE |  | 0 | 0 | 15700 |
| AUTOMATIC DATA PROCESSING IN | COM | 053015103 |  | 226172 | 771 | SH |  | SOLE |  | 0 | 0 | 771 |
| BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 |  | 1504701 | 2993 | SH |  | SOLE |  | 0 | 0 | 2993 |
| BLACKROCK INC | COM | 09290D101 |  | 207525 | 178 | SH |  | SOLE |  | 0 | 0 | 178 |
| BROADCOM INC | COM | 11135F101 |  | 499617 | 1514 | SH |  | SOLE |  | 0 | 0 | 1514 |
| C3 AI INC | CL A | 12468P104 |  | 190567 | 10990 | SH |  | SOLE |  | 0 | 0 | 10990 |
| CAPITAL ONE FINL CORP | COM | 14040H105 |  | 235539 | 1108 | SH |  | SOLE |  | 0 | 0 | 1108 |
| CASSAVA SCIENCES INC | COM | 14817C107 |  | 38994 | 13400 | SH |  | SOLE |  | 0 | 0 | 13400 |
| CATERPILLAR INC | COM | 149123101 |  | 332574 | 697 | SH |  | SOLE |  | 0 | 0 | 697 |
| CISCO SYS INC | COM | 17275R102 |  | 530559 | 7754 | SH |  | SOLE |  | 0 | 0 | 7754 |
| CITIGROUP INC | COM NEW | 172967424 |  | 371049 | 3656 | SH |  | SOLE |  | 0 | 0 | 3656 |
| COSTCO WHSL CORP NEW | COM | 22160K105 |  | 308762 | 334 | SH |  | SOLE |  | 0 | 0 | 334 |
| DIMENSIONAL ETF TRUST | US SMALL CAP ETF | 25434V500 |  | 214280 | 3130 | SH |  | SOLE |  | 0 | 0 | 3130 |
| EA SERIES TRUST | FREEDOM 100 EM | 02072L607 |  | 12080514 | 272636 | SH |  | SOLE |  | 0 | 0 | 272636 |
| EAGLE MATLS INC | COM | 26969P108 |  | 319964 | 1373 | SH |  | SOLE |  | 0 | 0 | 1373 |
| EATON CORP PLC | SHS | G29183103 |  | 291645 | 779 | SH |  | SOLE |  | 0 | 0 | 779 |
| ELI LILLY  CO | COM | 532457108 |  | 724514 | 950 | SH |  | SOLE |  | 0 | 0 | 950 |
| EXXON MOBIL CORP | COM | 30231G102 |  | 292417 | 2594 | SH |  | SOLE |  | 0 | 0 | 2594 |
| FIDELITY COMWLTH TR | NASDAQ COMPSIT | 315912808 |  | 365433 | 4100 | SH |  | SOLE |  | 0 | 0 | 4100 |
| FIDELITY NATL INFORMATION SV | COM | 31620M106 |  | 297800 | 4516 | SH |  | SOLE |  | 0 | 0 | 4516 |
| FIRST CTZNS BANCSHARES INC D | CL A | 31946M103 |  | 699562 | 391 | SH |  | SOLE |  | 0 | 0 | 391 |
| FORD MTR CO | COM | 345370860 |  | 121155 | 10130 | SH |  | SOLE |  | 0 | 0 | 10130 |
| GOLDMAN SACHS GROUP INC | COM | 38141G104 |  | 210236 | 264 | SH |  | SOLE |  | 0 | 0 | 264 |
| GUIDEWIRE SOFTWARE INC | COM | 40171V100 |  | 681995 | 2967 | SH |  | SOLE |  | 0 | 0 | 2967 |
| HOME DEPOT INC | COM | 437076102 |  | 552891 | 1365 | SH |  | SOLE |  | 0 | 0 | 1365 |
| INVESCO EXCHANGE TRADED FD T | S EQL WGT | 46137V357 |  | 428532 | 2259 | SH |  | SOLE |  | 0 | 0 | 2259 |
| INVESCO QQQ TR | UNIT SER 1 | 46090E103 |  | 219135 | 365 | SH |  | SOLE |  | 0 | 0 | 365 |
| ISHARES BITCOIN TRUST ETF | SHS BEN INT | 46438F101 |  | 525460 | 8084 | SH |  | SOLE |  | 0 | 0 | 8084 |
| ISHARES INC | CORE MSCI EMKT | 46434G103 |  | 723274 | 10972 | SH |  | SOLE |  | 0 | 0 | 10972 |
| ISHARES TR | CORE MSCI TOTAL | 46432F834 |  | 848592 | 10276 | SH |  | SOLE |  | 0 | 0 | 10276 |
| ISHARES TR | CORE MSCI EAFE | 46432F842 |  | 2057547 | 23566 | SH |  | SOLE |  | 0 | 0 | 23566 |
| ISHARES TR | 0-3 MNTH TREASRY | 46436E718 |  | 334828 | 3325 | SH |  | SOLE |  | 0 | 0 | 3325 |
| ISHARES TR | SHRT NAT MUN ETF | 464288158 |  | 2263843 | 21201 | SH |  | SOLE |  | 0 | 0 | 21201 |
| ISHARES TR | ESG AWARE MSCI | 46435U663 |  | 493671 | 10951 | SH |  | SOLE |  | 0 | 0 | 10951 |
| ISHARES TR | RUS 2000 GRW ETF | 464287648 |  | 246111 | 769 | SH |  | SOLE |  | 0 | 0 | 769 |
| ISHARES TR | CORE S SCP ETF | 464287804 |  | 328208 | 2762 | SH |  | SOLE |  | 0 | 0 | 2762 |
| ISHARES TR | SP SMCP600VL ETF | 464287879 |  | 395554 | 3577 | SH |  | SOLE |  | 0 | 0 | 3577 |
| ISHARES TR | CORE S ETF | 464287200 |  | 1683828 | 2516 | SH |  | SOLE |  | 0 | 0 | 2516 |
| ISHARES TR | RUS 1000 VAL ETF | 464287598 |  | 1526925 | 7500 | SH |  | SOLE |  | 0 | 0 | 7500 |
| ISHARES TR | RUS 1000 GRW ETF | 464287614 |  | 4356213 | 9300 | SH |  | SOLE |  | 0 | 0 | 9300 |
| ISHARES TR | RUSSELL 2000 ETF | 464287655 |  | 206634 | 854 | SH |  | SOLE |  | 0 | 0 | 854 |
| ISHARES TR | CORE S TTL STK | 464287150 |  | 1285689 | 8827 | SH |  | SOLE |  | 0 | 0 | 8827 |
| ISHARES TR | SHORT TREAS BD | 464288679 |  | 11829769 | 107066 | SH |  | SOLE |  | 0 | 0 | 107066 |
| ISHARES TR | SELECT DIVID ETF | 464287168 |  | 529484 | 3726 | SH |  | SOLE |  | 0 | 0 | 3726 |
| JPMORGAN CHASE  CO. | COM | 46625H100 |  | 1258522 | 3990 | SH |  | SOLE |  | 0 | 0 | 3990 |
| LAM RESEARCH CORP | COM NEW | 512807306 |  | 402236 | 3004 | SH |  | SOLE |  | 0 | 0 | 3004 |
| LINDE PLC | SHS | G54950103 |  | 228266 | 481 | SH |  | SOLE |  | 0 | 0 | 481 |
| MARSH  MCLENNAN COS INC | COM | 571748102 |  | 357464 | 1774 | SH |  | SOLE |  | 0 | 0 | 1774 |
| MCDONALDS CORP | COM | 580135101 |  | 456297 | 1502 | SH |  | SOLE |  | 0 | 0 | 1502 |
| META PLATFORMS INC | CL A | 30303M102 |  | 6477966 | 8821 | SH |  | SOLE |  | 0 | 0 | 8821 |
| MICROSOFT CORP | COM | 594918104 |  | 4736244 | 9144 | SH |  | SOLE |  | 0 | 0 | 9144 |
| NETFLIX INC | COM | 64110L106 |  | 845239 | 705 | SH |  | SOLE |  | 0 | 0 | 705 |
| NEXTERA ENERGY INC | COM | 65339F101 |  | 334194 | 4427 | SH |  | SOLE |  | 0 | 0 | 4427 |
| NUSHARES ETF TR | NUVEEN ESG US | 67092P870 |  | 2113105 | 94104 | SH |  | SOLE |  | 0 | 0 | 94104 |
| NVIDIA CORPORATION | COM | 67066G104 |  | 3551710 | 19036 | SH |  | SOLE |  | 0 | 0 | 19036 |
| PALANTIR TECHNOLOGIES INC | CL A | 69608A108 |  | 315694 | 1731 | SH |  | SOLE |  | 0 | 0 | 1731 |
| PROCTER AND GAMBLE CO | COM | 742718109 |  | 215634 | 1403 | SH |  | SOLE |  | 0 | 0 | 1403 |
| PROSPECT CAP CORP | COM | 74348T102 |  | 56568 | 20570 | SH |  | SOLE |  | 0 | 0 | 20570 |
| RELAY THERAPEUTICS INC | COM | 75943R102 |  | 259335 | 49681 | SH |  | SOLE |  | 0 | 0 | 49681 |
| SAP SE | SPON ADR | 803054204 |  | 202545 | 758 | SH |  | SOLE |  | 0 | 0 | 758 |
| SCHWAB STRATEGIC TR | INTL EQTY ETF | 808524805 |  | 500368 | 21493 | SH |  | SOLE |  | 0 | 0 | 21493 |
| SCHWAB STRATEGIC TR | US LRG CAP ETF | 808524201 |  | 389411 | 14784 | SH |  | SOLE |  | 0 | 0 | 14784 |
| SCHWAB STRATEGIC TR | US LCAP VA ETF | 808524409 |  | 379187 | 13026 | SH |  | SOLE |  | 0 | 0 | 13026 |
| SPDR S 500 ETF TR | TR UNIT | 78462F103 |  | 4240534 | 6365 | SH |  | SOLE |  | 0 | 0 | 6365 |
| SPDR SERIES TRUST | NYSE TECH ETF | 78464A102 |  | 261341 | 960 | SH |  | SOLE |  | 0 | 0 | 960 |
| SPDR SERIES TRUST | S DIVID ETF | 78464A763 |  | 308110 | 2200 | SH |  | SOLE |  | 0 | 0 | 2200 |
| SPDR SERIES TRUST | PORTFOLIO S | 78468R853 |  | 463200 | 10000 | SH |  | SOLE |  | 0 | 0 | 10000 |
| TAIWAN SEMICONDUCTOR MFG LTD | SPONSORED ADS | 874039100 |  | 340734 | 1220 | SH |  | SOLE |  | 0 | 0 | 1220 |
| TESLA INC | COM | 88160R101 |  | 862851 | 1940 | SH |  | SOLE |  | 0 | 0 | 1940 |
| TJX COS INC NEW | COM | 872540109 |  | 281270 | 1946 | SH |  | SOLE |  | 0 | 0 | 1946 |
| UNITEDHEALTH GROUP INC | COM | 91324P102 |  | 277535 | 804 | SH |  | SOLE |  | 0 | 0 | 804 |
| VANGUARD BD INDEX FDS | TOTAL BND MRKT | 921937835 |  | 1220337 | 16409 | SH |  | SOLE |  | 0 | 0 | 16409 |
| VANGUARD CHARLOTTE FDS | TOTAL INT BD ETF | 92203J407 |  | 688186 | 13914 | SH |  | SOLE |  | 0 | 0 | 13914 |
| VANGUARD INDEX FDS | S 500 ETF SHS | 922908363 |  | 123063229 | 200959 | SH |  | SOLE |  | 0 | 0 | 200959 |
| VANGUARD INDEX FDS | LARGE CAP ETF | 922908637 |  | 8919628 | 28973 | SH |  | SOLE |  | 0 | 0 | 28973 |
| VANGUARD INDEX FDS | SMALL CP ETF | 922908751 |  | 4045208 | 15908 | SH |  | SOLE |  | 0 | 0 | 15908 |
| VANGUARD INDEX FDS | GROWTH ETF | 922908736 |  | 2123264 | 4427 | SH |  | SOLE |  | 0 | 0 | 4427 |
| VANGUARD INDEX FDS | VALUE ETF | 922908744 |  | 12572171 | 67415 | SH |  | SOLE |  | 0 | 0 | 67415 |
| VANGUARD INDEX FDS | MID CAP ETF | 922908629 |  | 1623613 | 5527 | SH |  | SOLE |  | 0 | 0 | 5527 |
| VANGUARD INDEX FDS | SM CP VAL ETF | 922908611 |  | 8755832 | 41952 | SH |  | SOLE |  | 0 | 0 | 41952 |
| VANGUARD INDEX FDS | TOTAL STK MKT | 922908769 |  | 27655355 | 84271 | SH |  | SOLE |  | 0 | 0 | 84271 |
| VANGUARD INDEX FDS | EXTEND MKT ETF | 922908652 |  | 35617085 | 170140 | SH |  | SOLE |  | 0 | 0 | 170140 |
| VANGUARD INTL EQUITY INDEX F | FTSE EMR MKT ETF | 922042858 |  | 1163528 | 21475 | SH |  | SOLE |  | 0 | 0 | 21475 |
| VANGUARD INTL EQUITY INDEX F | FTSE EUROPE ETF | 922042874 |  | 534312 | 6696 | SH |  | SOLE |  | 0 | 0 | 6696 |
| VANGUARD INTL EQUITY INDEX F | ALLWRLD EX US | 922042775 |  | 1015274 | 14225 | SH |  | SOLE |  | 0 | 0 | 14225 |
| VANGUARD INTL EQUITY INDEX F | TT WRLD ST ETF | 922042742 |  | 577106 | 4188 | SH |  | SOLE |  | 0 | 0 | 4188 |
| VANGUARD MALVERN FDS | STRM INFPROIDX | 922020805 |  | 13374427 | 264160 | SH |  | SOLE |  | 0 | 0 | 264160 |
| VANGUARD MUN BD FDS | TAX EXEMPT BD | 922907746 |  | 648658 | 12955 | SH |  | SOLE |  | 0 | 0 | 12955 |
| VANGUARD SCOTTSDALE FDS | INTER TERM TREAS | 92206C706 |  | 17324371 | 288595 | SH |  | SOLE |  | 0 | 0 | 288595 |
| VANGUARD SCOTTSDALE FDS | SHORT TERM TREAS | 92206C102 |  | 55497805 | 943038 | SH |  | SOLE |  | 0 | 0 | 943038 |
| VANGUARD SPECIALIZED FUNDS | DIV APP ETF | 921908844 |  | 389933 | 1807 | SH |  | SOLE |  | 0 | 0 | 1807 |
| VANGUARD STAR FDS | VG TL INTL STK F | 921909768 |  | 4761670 | 64820 | SH |  | SOLE |  | 0 | 0 | 64820 |
| VANGUARD TAX-MANAGED FDS | VAN FTSE DEV MKT | 921943858 |  | 32980815 | 550414 | SH |  | SOLE |  | 0 | 0 | 550414 |
| VANGUARD WELLINGTON FD | SHORT TRM TAX EX | 921935870 |  | 3105545 | 30469 | SH |  | SOLE |  | 0 | 0 | 30469 |
| VANGUARD WHITEHALL FDS | HIGH DIV YLD | 921946406 |  | 1275025 | 9046 | SH |  | SOLE |  | 0 | 0 | 9046 |
| VANGUARD WORLD FD | ESG US STK ETF | 921910733 |  | 2554988 | 21572 | SH |  | SOLE |  | 0 | 0 | 21572 |
| VANGUARD WORLD FD | ESG INTL STK ETF | 921910725 |  | 2440506 | 35181 | SH |  | SOLE |  | 0 | 0 | 35181 |
| VISA INC | COM CL A | 92826C839 |  | 708578 | 2076 | SH |  | SOLE |  | 0 | 0 | 2076 |
| WISDOMTREE TR | ITL HDG QTLY DIV | 97717X594 |  | 225469 | 4893 | SH |  | SOLE |  | 0 | 0 | 4893 |

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