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MOUNT VERNON ASSOCIATES INC /MD/

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13F filer, CIK 799003, BALTIMORE, MD

MOUNT VERNON ASSOCIATES INC /MD/ reported $143,254,000 across 55 holdings for the quarter ended 2025-09-30, in a 13F-HR filed 2025-10-24. Its ten largest share positions make up 61.69% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000799003-25-000005

Period
2025-09-30
Reported value
$143M
Holdings
55
Top 10 weight
61.69%
New
0
Sold out
0

Largest buys vs the previous quarter

SecurityShares changeApprox. value
ABNBadded+825$100K
NVDAadded+400$74.7K
FSLRadded+200$44.1K
BMYadded+700$31.6K
AXPadded+85$28.2K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
CSXreduced-45,000-$1.6M
MSFTreduced-2,062-$1.07M
METAreduced-330-$242K
AAPLreduced-868-$221K
Creduced-1,800-$183K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q3 2025

Share positions as resolved from 13F-HR 0000799003-25-000005, largest first. % of portfolio is the value over $143,255,000, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
AAPLAPPLE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 63,362 shares; 2024Q4: 63,042 shares; 2025Q1: 62,637 shares; 2025Q2: 61,557 shares; 2025Q3: 60,689 shares 60,689$15.5M10.79%-868Timeline
MSFTMICROSOFT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 24,585 shares; 2024Q4: 24,597 shares; 2025Q1: 24,702 shares; 2025Q2: 24,577 shares; 2025Q3: 22,515 shares 22,515$11.7M8.14%-2,062Timeline
GOOGALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 42,290 shares; 2024Q4: 42,298 shares; 2025Q1: 42,465 shares; 2025Q2: 42,485 shares; 2025Q3: 41,798 shares 41,798$10.2M7.11%-687Timeline
METAMETA PLATFORMS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 13,619 shares; 2024Q4: 13,595 shares; 2025Q1: 13,530 shares; 2025Q2: 13,469 shares; 2025Q3: 13,139 shares 13,139$9.65M6.74%-330Timeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 44,478 shares; 2024Q4: 44,130 shares; 2025Q1: 43,800 shares; 2025Q2: 43,220 shares; 2025Q3: 42,410 shares 42,410$9.31M6.5%-810Timeline
COSTCOSTCO WHOLESALE CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 10,107 shares; 2024Q4: 10,093 shares; 2025Q1: 10,037 shares; 2025Q2: 9,905 shares; 2025Q3: 9,737 shares 9,737$9.01M6.29%-168Timeline
JPMJPMORGAN CHASE & COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 25,067 shares; 2024Q4: 24,912 shares; 2025Q1: 24,984 shares; 2025Q2: 24,772 shares; 2025Q3: 24,357 shares 24,357$7.68M5.36%-415Timeline
AXPAMERICAN EXPRESS COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 18,341 shares; 2024Q4: 18,317 shares; 2025Q1: 18,587 shares; 2025Q2: 18,567 shares; 2025Q3: 18,652 shares 18,652$6.2M4.32%+85Timeline
SPOTSPOTIFY TECHNOLOGY S AQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 7,335 shares; 2024Q4: 7,235 shares; 2025Q1: 7,285 shares; 2025Q2: 7,285 shares; 2025Q3: 7,120 shares 7,120$4.97M3.47%-165Timeline
BACBANK OF AMER CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 84,219 shares; 2024Q4: 84,319 shares; 2025Q1: 84,219 shares; 2025Q2: 84,169 shares; 2025Q3: 82,419 shares 82,419$4.25M2.97%-1,750Timeline
UBERUBER TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 39,460 shares; 2024Q4: 39,160 shares; 2025Q1: 39,675 shares; 2025Q2: 40,075 shares; 2025Q3: 39,275 shares 39,275$3.85M2.69%-800Timeline
TSCOTRACTOR SUPPLY COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 13,384 shares; 2024Q4: 67,220 shares; 2025Q1: 67,370 shares; 2025Q2: 67,570 shares; 2025Q3: 66,570 shares 66,570$3.79M2.64%-1,000Timeline
GENERAL ELEC COGENERAL ELEC COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 11,378 shares; 2024Q4: 11,386 shares; 2025Q1: 11,353 shares; 2025Q2: 11,343 shares; 2025Q3: 11,093 shares 11,093$3.34M2.33%-250
AFRMAFFIRM HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 8,000 shares; 2024Q4: 11,600 shares; 2025Q1: 13,550 shares; 2025Q2: 43,525 shares; 2025Q3: 42,725 shares 42,725$3.12M2.18%-800Timeline
SCHWCHARLES SCHWAB CORP (THE)Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 30,100 shares; 2024Q4: 30,100 shares; 2025Q1: 30,100 shares; 2025Q2: 30,300 shares; 2025Q3: 29,800 shares 29,800$2.85M1.99%-500Timeline
CSCOCISCO SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 41,055 shares; 2024Q4: 41,055 shares; 2025Q1: 41,229 shares; 2025Q2: 41,379 shares; 2025Q3: 40,979 shares 40,979$2.8M1.96%-400Timeline
TSLATESLA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 7,280 shares; 2024Q4: 7,305 shares; 2025Q1: 5,920 shares; 2025Q2: 5,670 shares; 2025Q3: 5,688 shares 5,688$2.53M1.77%+18Timeline
PPLPPL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 64,975 shares; 2024Q4: 65,175 shares; 2025Q1: 65,175 shares; 2025Q2: 65,175 shares; 2025Q3: 65,175 shares 65,175$2.42M1.69%0Timeline
HONHONEYWELL INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 11,409 shares; 2024Q4: 11,409 shares; 2025Q1: 11,609 shares; 2025Q2: 11,609 shares; 2025Q3: 11,449 shares 11,449$2.41M1.68%-160Timeline
DALDELTA AIR LINES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 39,700 shares; 2024Q4: 39,700 shares; 2025Q1: 40,100 shares; 2025Q2: 40,100 shares; 2025Q3: 40,100 shares 40,100$2.28M1.59%0Timeline
TXNTEXAS INSTRS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 10,325 shares; 2024Q4: 10,325 shares; 2025Q1: 10,325 shares; 2025Q2: 10,450 shares; 2025Q3: 10,190 shares 10,190$1.87M1.31%-260Timeline
SBUXSTARBUCKS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 21,932 shares; 2024Q4: 21,959 shares; 2025Q1: 21,932 shares; 2025Q2: 22,157 shares; 2025Q3: 21,657 shares 21,657$1.83M1.28%-500Timeline
INTCINTEL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 48,312 shares; 2024Q4: 49,162 shares; 2025Q1: 49,637 shares; 2025Q2: 50,987 shares; 2025Q3: 50,237 shares 50,237$1.69M1.18%-750Timeline
CSXCSX CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 125,652 shares; 2024Q4: 100,000 shares; 2025Q1: 100,000 shares; 2025Q2: 90,000 shares; 2025Q3: 45,000 shares 45,000$1.6M1.12%-45,000Timeline
IBMINTERNATIONAL BUSINESS MACHSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 5,505 shares; 2024Q4: 5,505 shares; 2025Q1: 5,555 shares; 2025Q2: 5,555 shares; 2025Q3: 5,555 shares 5,555$1.57M1.09%0Timeline
TREXTREX INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 29,250 shares; 2024Q4: 29,250 shares; 2025Q1: 29,550 shares; 2025Q2: 29,650 shares; 2025Q3: 29,450 shares 29,450$1.52M1.06%-200Timeline
BMYBRISTOL-MYERS SQUIBB COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 30,879 shares; 2024Q4: 30,879 shares; 2025Q1: 30,804 shares; 2025Q2: 31,104 shares; 2025Q3: 31,804 shares 31,804$1.43M1%+700Timeline
GEHCGE HEALTHCARE TECHNOLOGIES IQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 17,754 shares; 2024Q4: 17,754 shares; 2025Q1: 17,721 shares; 2025Q2: 17,971 shares; 2025Q3: 18,021 shares 18,021$1.35M0.94%+50Timeline
ABNBAIRBNB INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 8,565 shares; 2024Q4: 7,875 shares; 2025Q1: 8,275 shares; 2025Q2: 9,015 shares; 2025Q3: 9,840 shares 9,840$1.2M0.83%+825Timeline
PFEPFIZER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 39,613 shares; 2024Q4: 39,713 shares; 2025Q1: 39,713 shares; 2025Q2: 43,319 shares; 2025Q3: 42,219 shares 42,219$1.08M0.75%-1,100Timeline
TAT&T INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 33,359 shares; 2024Q4: 33,359 shares; 2025Q1: 32,111 shares; 2025Q2: 32,111 shares; 2025Q3: 31,655 shares 31,655$894K0.62%-456Timeline
HIGHARTFORD INSURANCE GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 7,059 shares; 2024Q4: 7,059 shares; 2025Q1: 6,859 shares; 2025Q2: 6,559 shares; 2025Q3: 6,559 shares 6,559$875K0.61%0Timeline
VZVERIZON COMMUNICATIONS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 19,922 shares; 2024Q4: 19,922 shares; 2025Q1: 19,884 shares; 2025Q2: 19,884 shares; 2025Q3: 19,484 shares 19,484$856K0.6%-400Timeline
DU PONT E I DE NEMOURS & CODU PONT E I DE NEMOURS & COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 9,432 shares; 2024Q4: 9,432 shares; 2025Q1: 9,432 shares; 2025Q2: 9,464 shares; 2025Q3: 8,764 shares 8,764$683K0.48%-700
LLYELI LILLY & COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 940 shares; 2024Q4: 940 shares; 2025Q1: 940 shares; 2025Q2: 940 shares; 2025Q3: 890 shares 890$679K0.47%-50Timeline
CCITIGROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 8,770 shares; 2024Q4: 8,770 shares; 2025Q1: 8,470 shares; 2025Q2: 8,470 shares; 2025Q3: 6,670 shares 6,670$677K0.47%-1,800Timeline
XOMEXXON MOBIL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 4,472 shares; 2024Q4: 4,472 shares; 2025Q1: 4,472 shares; 2025Q2: 4,472 shares; 2025Q3: 4,472 shares 4,472$504K0.35%0Timeline
ENPHENPHASE ENERGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 12,055 shares; 2024Q4: 12,160 shares; 2025Q1: 12,310 shares; 2025Q2: 12,760 shares; 2025Q3: 13,160 shares 13,160$466K0.33%+400Timeline
NVRNVR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 50 shares; 2024Q4: 50 shares; 2025Q1: 50 shares; 2025Q2: 50 shares; 2025Q3: 50 shares 50$402K0.28%0Timeline
COFCAPITAL ONE FINL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,050 shares; 2024Q4: 2,050 shares; 2025Q1: 1,825 shares; 2025Q2: 1,825 shares; 2025Q3: 1,825 shares 1,825$388K0.27%0Timeline
JNJJOHNSON & JOHNSONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,940 shares; 2024Q4: 1,940 shares; 2025Q1: 1,925 shares; 2025Q2: 1,998 shares; 2025Q3: 1,994 shares 1,994$370K0.26%-4Timeline
CATCATERPILLAR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 950 shares; 2024Q4: 950 shares; 2025Q1: 950 shares; 2025Q2: 950 shares; 2025Q3: 750 shares 750$358K0.25%-200Timeline
NVDANVIDIA CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 1,500 shares; 2025Q3: 1,900 shares 1,900$355K0.25%+400Timeline
MUMICRON TECHNOLOGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,100 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 2,100 shares; 2025Q3: 2,100 shares 2,100$351K0.25%0Timeline
FSLRFIRST SOLAR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 1,300 shares; 2025Q3: 1,500 shares 1,500$331K0.23%+200Timeline
IPINTERNATIONAL PAPER COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 7,268 shares; 2024Q4: 7,200 shares; 2025Q1: 7,200 shares; 2025Q2: 7,200 shares; 2025Q3: 7,050 shares 7,050$327K0.23%-150Timeline
AMDADVANCED MICRO DEVICES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 1,935 shares; 2025Q3: 1,935 shares 1,935$313K0.22%0Timeline
IVVISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 721 shares; 2024Q4: 513 shares; 2025Q1: 513 shares; 2025Q2: 463 shares; 2025Q3: 463 shares 463$310K0.22%0Timeline
WHWYNDHAM HOTELS & RESORTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 4,228 shares; 2024Q4: 4,228 shares; 2025Q1: 4,228 shares; 2025Q2: 3,728 shares; 2025Q3: 3,603 shares 3,603$288K0.2%-125Timeline
PNCPNC FINL SVCS GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,380 shares; 2024Q4: 1,380 shares; 2025Q1: 1,380 shares; 2025Q2: 1,380 shares; 2025Q3: 1,370 shares 1,370$275K0.19%-10Timeline
WMBWILLIAMS COS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 3,583 shares; 2025Q2: 3,583 shares; 2025Q3: 3,583 shares 3,583$227K0.16%0Timeline
PGPROCTER & GAMBLE COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,428 shares; 2024Q4: 1,428 shares; 2025Q1: 1,428 shares; 2025Q2: 1,578 shares; 2025Q3: 1,465 shares 1,465$225K0.16%-113Timeline
PMPHILIP MORRIS INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 1,300 shares; 2025Q2: 1,300 shares; 2025Q3: 1,300 shares 1,300$211K0.15%0Timeline
TKOITELKONET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,384,900 shares; 2024Q4: 1,190,500 shares; 2025Q1: 1,190,500 shares; 2025Q2: 1,190,500 shares; 2025Q3: 1,190,500 shares 1,190,500$7K<0.01%0Timeline
Yogaworks, Inc.Yogaworks, Inc.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 93,500 shares; 2024Q4: 93,500 shares; 2025Q1: 93,500 shares; 2025Q2: 93,500 shares; 2025Q3: 93,500 shares 93,500$00%0Value filed as zero, left out of ratios.

How Q3 2025 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0000799003-25-000005 base2025-10-24acceptance time not in the bulk data set