Yorktown Management & Research Co Inc

13F filer, CIK 1313559, Forest, VA

Yorktown Management & Research Co Inc reported $97,594,196 across 194 holdings for the quarter ended 2024-09-30, in a 13F-HR filed 2024-10-25. Its ten largest share positions make up 11.97% of the portfolio.

Filed 2024-10-25 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC13F-HR 0000950123-24-009915

Period: 2024-09-30
Reported value: $97.6M
Holdings: 194
Top 10 weight: 11.97%
New: 42
Sold out: 37

Largest buys vs the previous quarter

Security	Shares change	Approx. value
AAONnew	+6,200	$669K
TTEKadded	+12,850	$606K
ASPNnew	+21,500	$595K
USLMadded	+5,400	$527K
BWXTnew	+4,700	$511K

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

Security	Shares change	Approx. value
SUPER MICRO COMPUTER INCreduced	-2,195	-$914K
VRTexited	-7,700	-$667K
MTDRexited	-10,600	-$632K
CRUSexited	-4,700	-$600K
ENTGexited	-3,900	-$528K

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 2024

Share positions as resolved from 13F-HR 0000950123-24-009915, largest first. % of portfolio is the value over $97,594,196, the sum of the share positions whose value is usable for ratios (method).

Security	Shares	Value	% of portfolio	Change	Timeline
FIXCOMFORT SYS USA INC	3,900	$1.52M	1.56%	0	Timeline
MLIMUELLER INDS INC	19,490	$1.44M	1.48%	-5,010	Timeline
LPLALPL FINL HLDGS INC	5,690	$1.32M	1.36%	0	Timeline
EXPEAGLE MATLS INC	4,415	$1.27M	1.3%	0	Timeline
IESCIES HOLDINGS INC	6,340	$1.27M	1.3%	+940	Timeline
AXONAXON ENTERPRISE INC	2,650	$1.06M	1.09%	+775	Timeline
TYLTYLER TECHNOLOGIES INC	1,650	$963K	0.99%	0	Timeline
IRINGERSOLL RAND INC	9,700	$952K	0.98%	0	Timeline
HLNEHAMILTON LANE INC	5,600	$943K	0.97%	0	Timeline
ARISTA NETWORKS INCARISTA NETWORKS INC	2,450	$940K	0.96%	0
KKRKKR & CO INC	7,200	$940K	0.96%	-2,500	Timeline
CYBERARK SOFTWARE LTD/ISRAELCYBERARK SOFTWARE LTD/ISRAEL	3,100	$904K	0.93%	0
FNFABRINET	3,800	$898K	0.92%	0	Timeline
KEXKIRBY CORP	6,950	$851K	0.87%	0	Timeline
DSGXDESCARTES SYS GROUP INC	8,200	$844K	0.87%	0	Timeline
SPSCSPS COMM INC	4,330	$841K	0.86%	0	Timeline
SUPER MICRO COMPUTER INCSUPER MICRO COMPUTER INC	1,995	$831K	0.85%	-2,195
UFPIUFP INDUSTRIES INC	6,300	$827K	0.85%	0	Timeline
BJBJS WHSL CLUB HLDGS INC	10,000	$825K	0.85%	0	Timeline
SAIASAIA INC	1,840	$805K	0.82%	0	Timeline
INSMINSMED INC	10,970	$801K	0.82%	0	Timeline
RJFRAYMOND JAMES FINL INC	6,450	$790K	0.81%	0	Timeline
FTAIFTAI AVIATION LTD	5,800	$771K	0.79%	0	Timeline
WCCWESCO INTL INC	4,550	$764K	0.78%	+950	Timeline
GLOBGLOBANT S A	3,840	$761K	0.78%	0	Timeline
MBCMASTERBRAND INC	40,650	$754K	0.77%	0	Timeline
RMBSRAMBUS INC DEL	17,800	$752K	0.77%	0	Timeline
CPRXCATALYST PHARMACEUTICALS INC	37,550	$746K	0.76%	+17,300	Timeline
UFPTUFP TECHNOLOGIES INC	2,340	$741K	0.76%	+790	Timeline
ENSGENSIGN GROUP INC	5,150	$741K	0.76%	+3,050	Timeline
ICLRICON PUB LTD CO	2,450	$704K	0.72%	0	Timeline
PCTYPAYLOCITY HLDG CORP	4,250	$701K	0.72%	+950	Timeline
KLACKLA CORP	890	$689K	0.71%	-610	Timeline
DHID R HORTON INC	3,600	$687K	0.7%	0	Timeline
LOGILOGITECH INTL S A	7,500	$673K	0.69%	0	Timeline
TTEKTETRA TECH INC NEW	14,250	$672K	0.69%	+12,850	Timeline
AAONAAON INC	6,200	$669K	0.69%	new	Timeline
LADLITHIA MTRS INC	2,100	$667K	0.68%	0	Timeline
IBPINSTALLED BLDG PRODS INC	2,630	$648K	0.66%	0	Timeline
ARCOARCOS DORADOS HLDGS INC	73,000	$637K	0.65%	0	Timeline
NOGNORTHERN OIL & GAS INC	17,900	$634K	0.65%	0	Timeline
FELEFRANKLIN ELEC INC	6,000	$629K	0.64%	0	Timeline
TTDTHE TRADE DESK INC	5,700	$625K	0.64%	0	Timeline
PFGCPERFORMANCE FOOD GROUP CO	7,880	$618K	0.63%	+2,250	Timeline
HLIHOULIHAN LOKEY INC	3,850	$608K	0.62%	0	Timeline
PRPERMIAN RESOURCES CORP	44,700	$608K	0.62%	0	Timeline
USLMUNITED STS LIME & MINERALS I	6,225	$608K	0.62%	+5,400	Timeline
KNSLKINSALE CAP GROUP INC	1,300	$605K	0.62%	0	Timeline
QLYSQUALYS INC	4,700	$604K	0.62%	0	Timeline
EVREVERCORE INC	2,375	$602K	0.62%	0	Timeline
MPWRMONOLITHIC PWR SYS INC	650	$601K	0.62%	0	Timeline
MEDPMEDPACE HLDGS INC	1,800	$601K	0.62%	0	Timeline
TWTRADEWEB MKTS INC	4,850	$600K	0.61%	0	Timeline
ASPNASPEN AEROGELS INC	21,500	$595K	0.61%	new	Timeline
CAMTCAMTEK LTD	7,400	$591K	0.61%	-2,400	Timeline
CNMCORE & MAIN INC	13,300	$591K	0.61%	-5,900	Timeline
MATXMATSON INC	4,130	$589K	0.6%	-1,770	Timeline
PENPENUMBRA INC	3,000	$583K	0.6%	0	Timeline
PHMPULTE GROUP INC	4,000	$574K	0.59%	0	Timeline
DTDYNATRACE INC	10,600	$567K	0.58%	0	Timeline
TREXTREX INC	8,300	$553K	0.57%	0	Timeline
MODMODINE MFG CO	4,150	$551K	0.56%	0	Timeline
RRXREGAL REXNORD CORPORATION	3,275	$543K	0.56%	+975	Timeline
HRIHERC HLDGS INC	3,400	$542K	0.56%	-400	Timeline
BLDTOPBUILD COR	1,300	$529K	0.54%	0	Timeline
PATKPATRICK INDS INC	3,700	$527K	0.54%	0	Timeline
SSDSIMPSON MFG INC	2,750	$526K	0.54%	+850	Timeline
TMHCTAYLOR MORRISON HOME CORP	7,400	$520K	0.53%	0	Timeline
BWXTBWX TECHNOLOGIES INC	4,700	$511K	0.52%	new	Timeline
SRADSPORTRADAR GROUP AG	42,100	$510K	0.52%	+13,600	Timeline
PTCPTC INC	2,800	$506K	0.52%	0	Timeline
JKHYHENRY JACK & ASSOC INC	2,850	$503K	0.52%	new	Timeline
SYBTSTOCK YDS BANCORP INC	8,100	$502K	0.51%	new	Timeline
James Hardie Industries PLCJames Hardie Industries PLC	12,300	$494K	0.51%	0
ITTITT INC	3,300	$493K	0.51%	new	Timeline
CPRTCOPART INC	9,400	$493K	0.5%	0	Timeline
GNRCGENERAC HLDGS INC	3,100	$493K	0.5%	0	Timeline
WMSADVANCED DRAIN SYS INC DEL	3,100	$487K	0.5%	0	Timeline
PHINPHINIA INC	10,470	$482K	0.49%	0	Timeline
SFMSPROUTS FMRS MKT INC	4,350	$480K	0.49%	new	Timeline
CSWCSW INDUSTRIALS INC	1,300	$476K	0.49%	0	Timeline
VCVISTEON CORP	5,000	$476K	0.49%	new	Timeline
WWDWOODWARD INC	2,750	$472K	0.48%	new	Timeline
DKSDICKS SPORTING GOODS INC	2,240	$467K	0.48%	-960	Timeline
THCTENET HEALTHCARE CORP	2,800	$465K	0.48%	new	Timeline
EXLSEXLSERVICE HLDGS INC	12,100	$462K	0.47%	0	Timeline
RBCRBC BEARINGS INC	1,540	$461K	0.47%	+540	Timeline
DDOGDATADOG INC	4,000	$460K	0.47%	new	Timeline
CWCURTISS WRIGHT CORP	1,400	$460K	0.47%	new	Timeline
SFSTIFEL FINL CORP	4,900	$460K	0.47%	0	Timeline
MIDDMIDDLEBY CORP	3,300	$459K	0.47%	new	Timeline
WLKWESTLAKE CORPORATION	3,050	$458K	0.47%	0	Timeline
GMEDGLOBUS MED INC	6,400	$458K	0.47%	0	Timeline
PACSPACS GROUP INC	11,400	$456K	0.47%	+1,100	Timeline
FROFRONTLINE PLC	19,850	$454K	0.46%	0	Timeline
FSSFEDERAL SIGNAL CORP	4,850	$453K	0.46%	new	Timeline
GSHDGOOSEHEAD INS INC	5,050	$451K	0.46%	0	Timeline
CASYCASEYS GEN STORES INC	1,200	$451K	0.46%	0	Timeline
STLDSTEEL DYNAMICS INC	3,550	$448K	0.46%	0	Timeline
CBRECBRE GROUP INC	3,500	$436K	0.45%	-3,200	Timeline
AFYAAFYA LTD	25,500	$435K	0.45%	new	Timeline
PAMPAMPA ENERGIA SA	7,200	$432K	0.44%	0	Timeline
SPXCSPX TECHNOLOGIES INC	2,700	$431K	0.44%	new	Timeline
KFYKORN FERRY	5,700	$429K	0.44%	0	Timeline
LSTRLANDSTAR SYS INC	2,250	$425K	0.44%	0	Timeline
TPLTEXAS PACIFIC LAND CORPORATI	480	$425K	0.44%	0	Timeline
TSCOTRACTOR SUPPLY CO	1,450	$422K	0.43%	0	Timeline
FSVFIRSTSERVICE CORP NEW	2,300	$420K	0.43%	0	Timeline
HOODROBINHOOD MKTS INC	17,900	$419K	0.43%	0	Timeline
CHDNCHURCHILL DOWNS INC	3,100	$419K	0.43%	0	Timeline
DORMDORMAN PRODS INC	3,700	$419K	0.43%	0	Timeline
SKYCHAMPION HOMES INC	4,400	$417K	0.43%	0	Timeline
PPCPILGRIMS PRIDE CORP	9,000	$414K	0.42%	0	Timeline
NOVTNOVANTA INC	2,300	$412K	0.42%	0	Timeline
LTHLIFE TIME GROUP HOLDINGS INC	16,850	$411K	0.42%	new	Timeline
AVAVAEROVIRONMENT INC	1,994	$400K	0.41%	0	Timeline
MBINMERCHANTS BANCORP IND	8,800	$396K	0.41%	0	Timeline
DUOLDUOLINGO INC	1,400	$395K	0.4%	new	Timeline
OVVOVINTIV INC	10,300	$395K	0.4%	0	Timeline
TDYTELEDYNE TECHNOLOGIES INC	900	$394K	0.4%	0	Timeline
ASRGRUPO AEROPORTUARIO DEL SURE	1,390	$393K	0.4%	0	Timeline
SNEXSTONEX GROUP INC	4,800	$393K	0.4%	0	Timeline
DKNGDRAFTKINGS INC NEW	9,960	$390K	0.4%	0	Timeline
FTNTFORTINET INC	4,950	$384K	0.39%	0	Timeline
MKSIMKS INC.	3,500	$380K	0.39%	0	Timeline
SNSHARKNINJA INC	3,500	$380K	0.39%	new	Timeline
DGIIDIGI INTL INC	13,700	$377K	0.39%	-7,600	Timeline
NVMINOVA LTD	1,800	$375K	0.38%	0	Timeline
ROLROLLINS INC	7,300	$369K	0.38%	0	Timeline
WFGWEST FRASER TIMBER CO LTD	3,750	$365K	0.37%	0	Timeline
FLRFLUOR CORP	7,650	$365K	0.37%	new	Timeline
WHDCACTUS INC	6,050	$361K	0.37%	0	Timeline
BMIBADGER METER INC	1,650	$360K	0.37%	0	Timeline
ELFE L F BEAUTY INC	3,300	$360K	0.37%	0	Timeline
TSTENARIS S A	11,300	$359K	0.37%	0	Timeline
CBTCABOT CORP	3,200	$358K	0.37%	0	Timeline
CRLCHARLES RIV LABS INTL INC	1,800	$355K	0.36%	0	Timeline
HASIHA SUSTAINABLE INFRA CAP INC	10,200	$352K	0.36%	new	Timeline
FRHCFREEDOM HOLDING CORP	3,700	$351K	0.36%	0	Timeline
CLHCLEAN HARBORS INC	1,450	$350K	0.36%	0	Timeline
PAYCPAYCOM SOFTWARE INC	2,100	$350K	0.36%	-1,200	Timeline
GFIGOLD FIELDS LTD	22,750	$349K	0.36%	0	Timeline
VEEVVEEVA SYS INC	1,650	$346K	0.35%	0	Timeline
DOCNDIGITALOCEAN HLDGS INC	8,550	$345K	0.35%	new	Timeline
LSCCLATTICE SEMICONDUCTOR CORP	6,500	$345K	0.35%	0	Timeline
CVCOCAVCO INDS INC DEL	800	$343K	0.35%	0	Timeline
EXPDEXPEDITORS INTL WASH INC	2,600	$342K	0.35%	0	Timeline
STAASTAAR SURGICAL CO	9,100	$338K	0.35%	new	Timeline
TXRHTEXAS ROADHOUSE INC	1,900	$336K	0.34%	0	Timeline
ROADCONSTRUCTION PARTNERS INC	4,800	$335K	0.34%	0	Timeline
APGAPI GROUP CORP	10,100	$334K	0.34%	new	Timeline
DLODLOCAL LTD	41,500	$332K	0.34%	-19,800	Timeline
IQVIQVIA HLDGS INC	1,400	$332K	0.34%	new	Timeline
RRCRANGE RES CORP	10,700	$329K	0.34%	0	Timeline
NBIXNEUROCRINE BIOSCIENCES INC	2,850	$328K	0.34%	new	Timeline
OWLBLUE OWL CAPITAL INC	16,900	$327K	0.34%	new	Timeline
SNXTD SYNNEX CORPORATION	2,700	$324K	0.33%	0	Timeline
HAEHAEMONETICS CORP MASS	4,000	$322K	0.33%	new	Timeline
ITRIITRON INC	3,000	$320K	0.33%	new	Timeline
STVNSTEVANATO GROUP S P A	16,000	$320K	0.33%	new	Timeline
RGENREPLIGEN CORP	2,150	$320K	0.33%	0	Timeline
STESTERIS PLC	1,300	$315K	0.32%	new	Timeline
DOCSDOXIMITY INC	7,200	$314K	0.32%	new	Timeline
BRKRBRUKER CORP	4,500	$311K	0.32%	new	Timeline
BSYBENTLEY SYS INC	6,100	$310K	0.32%	new	Timeline
AZZAZZ INC	3,750	$310K	0.32%	0	Timeline
APTIV IRISH HOLDINGS LTDAPTIV IRISH HOLDINGS LTD	4,300	$310K	0.32%	new
BGBUNGE GLOBAL SA	3,200	$309K	0.32%	0	Timeline
GPKGRAPHIC PACKAGING HLDG CO	10,450	$309K	0.32%	0	Timeline
TXTERNIUM SA	8,275	$305K	0.31%	0	Timeline
GRVYGRAVITY CO LTD	5,100	$302K	0.31%	0	Timeline
ONTOONTO INNOVATION INC	1,450	$301K	0.31%	-1,680	Timeline
CHEFCHEFS WHSE INC	7,050	$296K	0.3%	0	Timeline
NVTNVENT ELEC PLC	4,100	$288K	0.3%	0	Timeline
TECHBIO-TECHNE CORP	3,600	$288K	0.29%	0	Timeline
BOOTBOOT BARN HLDGS INC	1,700	$284K	0.29%	0	Timeline
ACLSAXCELIS TECHNOLOGIES INC	2,700	$283K	0.29%	+600	Timeline
WSCWILLSCOT HLDGS CORP	7,500	$282K	0.29%	0	Timeline
GMS INCGMS INC	3,100	$281K	0.29%	0
VRRMVERRA MOBILITY CORP	10,000	$278K	0.28%	0	Timeline
RDNTRADNET INC	3,900	$271K	0.28%	new	Timeline
LNTHLANTHEUS HLDGS INC	2,450	$269K	0.28%	new	Timeline
BAMBROOKFIELD ASSET MANAGMT LTD	5,637	$267K	0.27%	0	Timeline
ALGMALLEGRO MICROSYSTEMS INC	11,300	$263K	0.27%	new	Timeline
TASKTASKUS INC	19,800	$256K	0.26%	+7,800	Timeline
AMKRAMKOR TECHNOLOGY INC	8,250	$252K	0.26%	-13,000	Timeline
WFRDWEATHERFORD INTL PLC	2,900	$246K	0.25%	0	Timeline
DOLEDOLE PLC	12,600	$205K	0.21%	0	Timeline
WNS HLDGS LTD COM SHSWNS HLDGS LTD COM SHS	3,800	$200K	0.21%	new
GRABGRAB HOLDINGS LIMITED	52,000	$198K	0.2%	0	Timeline
TGSTRANSPORTADORA DE GAS DEL SU	10,300	$189K	0.19%	new	Timeline
GTMZOOMINFO TECHNOLOGIES INC	17,300	$179K	0.18%	new	Timeline
STNESTONECO LTD	15,700	$177K	0.18%	0	Timeline
ARHSARHAUS INC	13,750	$169K	0.17%	new	Timeline

Sold out in Q3 2024

Positions in the previous quarter's report that this quarter's report no longer lists.

Security	Shares before	Value before	Type
VRTVERTIV HOLDINGS CO	7,700	$667K	shares
MTDRMATADOR RES CO	10,600	$632K	shares
CRUSCIRRUS LOGIC INC	4,700	$600K	shares
ENTGENTEGRIS INC	3,900	$528K	shares
ATKRATKORE INC	3,800	$513K	shares
CDWCDW CORP	2,200	$492K	shares
CMCCOMMERCIAL METALS CO	8,700	$478K	shares
HCCWARRIOR MET COAL INC	7,500	$471K	shares
ASXASE TECHNOLOGY HLDG CO LTD	39,600	$452K	shares
GBXGREENBRIER COS INC	8,700	$431K	shares
CGCARLYLE GROUP INC	10,600	$426K	shares
ENCORE WIRE CORPENCORE WIRE CORP	1,325	$384K	shares
STMSTMICROELECTRONICS N V	9,400	$369K	shares
NICENICE LTD	2,100	$361K	shares
KLICKULICKE & SOFFA INDS INC	7,300	$359K	shares
SMPLSIMPLY GOOD FOODS CO	9,800	$354K	shares
ASSETMARK FINL HLDGS INCASSETMARK FINL HLDGS INC	10,150	$351K	shares
CECELANESE CORP DEL	2,500	$337K	shares
VTSVITESSE ENERGY INC	14,170	$336K	shares
BCCBOISE CASCADE CO DEL	2,800	$334K	shares
DINOHF SINCLAIR CORP	6,100	$325K	shares
INSWINTERNATIONAL SEAWAYS INC	5,450	$322K	shares
CUBECUBESMART	7,100	$321K	shares
CFCF INDUSTRIES HOLD	4,300	$319K	shares
CIVICIVITAS RESOURCES INC	4,600	$317K	shares
FOURSHIFT4 PMTS INC	4,300	$315K	shares
THOTHOR INDS INC	3,325	$311K	shares
CPACOPA HOLDINGS SA	3,150	$300K	shares
TTCTORO CO	3,200	$299K	shares
IIIVI3 VERTICALS INC	13,500	$298K	shares
BYDBOYD GAMING CORP	5,300	$292K	shares
APAAPA CORPORATION	9,900	$291K	shares
ODDODDITY TECH LTD	7,200	$283K	shares
U S SILICA HLDGS INCU S SILICA HLDGS INC	17,900	$277K	shares
FIVEFIVE BELOW INC	2,400	$262K	shares
XPXP INC	12,800	$225K	shares
JBIJANUS INTERNATIONAL GROUP IN	11,500	$145K	shares

How Q3 2024 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).

Filing	Role	Amendment	Filed	Accepted	Ingested
13F-HR 0000950123-24-009915	base		2024-10-25	acceptance time not in the bulk data set	2026-10-07 18:26:56 UTC