UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: September 30, 2006 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: Univest National Bank and Trust Co. Address: 14 North Main Street Souderton, PA 18964 13F File Number: 28-03779 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: Darren G. Johnson Title: Vice President & Senior Trust Officer Phone: (215) 721-2549 Signature, Place, and Date of Signing: /s/ Darren G. Johnson Souderton, PA October 19, 2006 Report Type (Check only one.): [ X] 13F HOLDINGS REPORT. [ ] 13F NOTICE. [ ] 13F COMBINATION REPORT. List of Other Managers Reporting for this Manager: Form 13F File Number Name 28-03799 Name Change Formerly Union National Bank & Trust Company FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form13F Information Table Entry Total: 77 Form13F Information Table Value Total: $222,522 (thousands) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional managers with respect to which this report is filed, other than the manager filing this report. NONE FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- ABBOTT LABS COM 002824100 2898 59671 SH OTHER 59671 0 0 ADOBE SYS INC COM 00724F101 4628 123555 SH OTHER 123555 0 0 AETNA INC NEW COM 00817Y108 3145 79515 SH OTHER 79515 0 0 AIR PRODS & CHEMS INC COM 009158106 4193 63178 SH OTHER 62758 420 0 ALCOA INC COM 013817101 369 13150 SH OTHER 13150 0 0 ALLIED IRISH BKS P L C SPON ADR ORD 019228402 249 4608 SH SOLE 4608 0 0 ALLSTATE CORP COM 020002101 5492 87542 SH OTHER 87542 0 0 ALLTEL CORP COM 020039103 1433 25820 SH OTHER 24680 1140 0 AMGEN INC COM 031162100 3008 42048 SH OTHER 41023 1025 0 ANADARKO PETE CORP COM 032511107 1810 41285 SH OTHER 41285 0 0 APPLE COMPUTER INC COM 037833100 5709 74158 SH OTHER 74158 0 0 AQUA AMERICA INC COM 03836W103 214 9743 SH SOLE 9743 0 0 AT&T INC COM 00206R102 1270 39002 SH OTHER 39002 0 0 BANK OF AMERICA CORPORATION COM 060505104 5741 107168 SH OTHER 106793 375 0 BB&T CORP COM 054937107 1087 24831 SH OTHER 24831 0 0 BELLSOUTH CORP COM 079860102 399 9330 SH OTHER 9330 0 0 BEST BUY INC COM 086516101 3752 70047 SH OTHER 70047 0 0 CATERPILLAR INC DEL COM 149123101 2385 36246 SH OTHER 36246 0 0 CHEVRON CORP NEW COM 166764100 357 5502 SH OTHER 4952 550 0 CISCO SYS INC COM 17275R102 1119 48707 SH OTHER 43837 4870 0 CIT GROUP INC COM 125581108 3315 68163 SH OTHER 68163 0 0 CITIGROUP INC COM 172967101 2549 51311 SH OTHER 51001 310 0 COCA COLA CO COM 191216100 368 8235 SH OTHER 8235 0 0 COMCAST CORP NEW CL A SPL 20030N200 1372 37268 SH OTHER 37268 0 0 COMMUNITY BKS INC MILLERSBUR COM 203628102 367 13705 SH OTHER 13705 0 0 CONOCOPHILLIPS COM 20825C104 4042 67898 SH OTHER 67193 705 0 DISNEY WALT CO COM DISNEY 254687106 543 17555 SH OTHER 17240 315 0 E M C CORP MASS COM 268648102 1045 87213 SH OTHER 87213 0 0 EATON CORP COM 278058102 449 6519 SH SOLE 6519 0 0 EBAY INC COM 278642103 958 33790 SH OTHER 33790 0 0 EXELON CORP COM 30161N101 6237 103029 SH OTHER 103029 0 0 EXXON MOBIL CORP COM 30231G102 5327 79385 SH OTHER 78624 761 0 FEDEX CORP COM 31428X106 277 2549 SH SOLE 2134 415 0 FRANKLIN RES INC COM 354613101 3388 32038 SH OTHER 32038 0 0 GENERAL ELECTRIC CO COM 369604103 5082 143961 SH OTHER 143096 865 0 GENERAL MLS INC COM 370334104 2101 37125 SH OTHER 35875 1250 0 GLAXOSMITHKLINE PLC SPONSORED ADR 37733W105 5263 98865 SH OTHER 98865 0 0 GOLDMAN SACHS GROUP INC COM 38141G104 5051 29855 SH OTHER 29745 110 0 HARLEYSVILLE NATL CORP PA COM 412850109 4330 215438 SH OTHER 215438 0 0 HARLEYSVILLE SVGS FINL CORP COM 412865107 240 14174 SH OTHER 14174 0 0 HONEYWELL INTL INC COM 438516106 2801 68485 SH OTHER 67920 565 0 INTEL CORP COM 458140100 834 40564 SH OTHER 34924 5640 0 INTERNATIONAL BUSINESS MACHS COM 459200101 1428 17428 SH OTHER 17323 105 0 JOHNSON & JOHNSON COM 478160104 4202 64701 SH OTHER 62341 2360 0 JP MORGAN CHASE & CO COM 46625H100 303 6453 SH OTHER 4748 1705 0 KINDER MORGAN INC KANS COM 49455P101 475 4530 SH OTHER 3255 1275 0 KNBT BANCORP INC COM 482921103 226 14045 SH SOLE 14045 0 0 L-3 COMMUNICATIONS HLDGS INC COM 502424104 1113 14203 SH OTHER 14178 25 0 MCGRAW HILL COS INC COM 580645109 4581 78938 SH OTHER 78938 0 0 MEDTRONIC INC COM 585055106 1199 25820 SH OTHER 24390 1430 0 MERCK & CO INC COM 589331107 756 18034 SH OTHER 18034 0 0 MICROSOFT CORP COM 594918104 263 9611 SH OTHER 5826 3785 0 MORGAN STANLEY COM NEW 617446448 1002 13747 SH OTHER 12927 820 0 MOTOROLA INC COM 620076109 2782 111285 SH OTHER 111285 0 0 NATIONAL PENN BANCSHARES INC COM 637138108 412 20979 SH OTHER 20979 0 0 NIKE INC CL B 654106103 380 4342 SH OTHER 4342 0 0 NORFOLK SOUTHERN CORP COM 655844108 2114 47989 SH OTHER 47989 0 0 PARKER HANNIFIN CORP COM 701094104 280 3600 SH SOLE 3600 0 0 PEPSICO INC COM 713448108 5230 80140 SH OTHER 79865 275 0 PNC FINL SVCS GROUP INC COM 693475105 1060 14630 SH OTHER 13435 1195 0 PPL CORP COM 69351T106 6072 184564 SH OTHER 184564 0 0 PROCTER & GAMBLE CO COM 742718109 5245 84622 SH OTHER 84462 160 0 PUBLIC SVC ENTERPRISE GROUP COM 744573106 1615 26396 SH OTHER 26396 0 0 QUALCOMM INC COM 747525103 3905 107422 SH OTHER 107422 0 0 ROYAL BANCSHARES PA INC CL A 780081105 329 12134 SH SOLE 12134 0 0 SCHLUMBERGER LTD COM 806857108 4012 64685 SH OTHER 63575 1110 0 STARBUCKS CORP COM 855244109 4051 118973 SH OTHER 116633 2340 0 STRYKER CORP COM 863667101 2124 42838 SH OTHER 42713 125 0 SYSCO CORP COM 871829107 479 14305 SH OTHER 13975 330 0 TEXAS INSTRS INC COM 882508104 3486 104836 SH OTHER 104836 0 0 UNITED TECHNOLOGIES CORP COM 913017109 5433 85765 SH OTHER 85765 0 0 UNIVEST CORP PA COM 915271100 32474 1124062 SH OTHER 1124062 0 0 VALERO ENERGY CORP NEW COM 91913Y100 2697 52403 SH OTHER 52323 80 0 VERIZON COMMUNICATIONS COM 92343V104 2899 78065 SH OTHER 77055 1010 0 WACHOVIA CORP 2ND NEW COM 929903102 6106 109419 SH OTHER 108824 595 0 WALGREEN CO COM 931422109 3372 75958 SH OTHER 75753 205 0 WELLS FARGO & CO NEW COM 949746101 5220 144269 SH OTHER 143259 1010 0