YM

Yorktown Management & Research Co Inc

Diversified strategySector-focusedMomentum follower

Total reported value

$119.5M

Reporting period: 2026-03-31 · Number of holdings: 214

Yorktown Management & Research Co Inc disclosed 214 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $119.5M and a quarterly turnover rate of 43.6%.

Personality snowflake

Concentration
3.25
Portfolio Stability
43.62
Momentum/Contrarian
100
Sector conviction
100
Diversification
100
Sizing Uniformity
91.39

Recent moves

  • Add FIX

    -8.3%　$1.2M

  • Trim LPLA

    -60.3%　-$1.3M

  • Add LQD

    +75.0%　$644.3K

  • Add IESC

    0.0%　$554.4K

  • Add NVMI

    +18.1%　$590.7K

  • Add CAMT

    +35.6%　$515.9K

Holdings Map

New buyAddUnchangedTrim

Top 10 holdings by weight

Full holdings list this quarter

#TickerIssuerAsset SubclassWeightWeight ChangeShares Change4Q Trend
1FIXComfort Systems USA INCStock-Industrials3.70%+1.09%-8.29%
2IESCIes Holdings INCStock-Industrials2.53%+0.56%—
3ICVTIshares Convertible Bond ETFETF-Other1.96%-0.17%-14.81%
4CWBSs Spdr Bb Conv Sec ETFETF-Other1.76%—-14.81%
5FNFabrinetStock-Tech1.66%——
6VWOBVanguard Emerg Mkts Gov BndETF-Other1.65%—-9.09%
7NVMINova Ltd.Stock-Other1.37%+0.53%+18.13%
8MLIMueller Industries INCStock-Industrials1.34%——
9LQDIshr Ibx Usd Invgd Cb Etf-uiETF-Corp Bonds1.28%+0.58%+75.00%
10PANWPalo Alto Networks INCStock-Tech1.20%+1.20%NEW
11FTAIFTAI Aviation Ltd.Stock-Industrials1.19%——
12KLACKla CORPStock-Tech1.10%——
13INSMInsmed INCStock-Healthcare1.08%-0.26%-17.45%
14SNEXStonex Group INCStock-Financials1.06%—+50.00%
15WCCWesco International INCStock-Industrials1.04%——
16ANETArista Networks INCStock-Tech1.01%——
17AXONAxon Enterprise INCStock-Industrials0.94%-0.26%—
18RBCRBC Bearings INCStock-Industrials0.90%——
19CAMTCamtek Ltd.Stock-Other0.89%+0.45%+35.58%
20GFIGold Fields Ltd-spons AdrStock-Materials0.86%——
21PENPenumbra INCStock-Healthcare0.82%——
22WWDWoodward INCStock-Industrials0.82%——
23PFFIshares Preferred & Income SETF-Other0.81%—-20.00%
24BWXTBwx Technologies INCStock-Industrials0.80%——
25CWCurtiss-wright CORPStock-Industrials0.80%——
26RJFRaymond James Financial INCStock-Financials0.78%——
27FCFSFirstcash Holdings INCStock-Financials0.78%——
28MODModine Manufacturing CoStock-Consumer Disc0.75%+0.31%—
29HWKNHawkins INCStock-Other0.74%—+11.65%
30PRIMPrimoris Services CORPStock-Industrials0.74%——
31CASYCasey's General Stores INCStock-Consumer Disc0.73%——
32HASIHa Sustainable InfrastructurStock-Financials0.72%——
33MEDPMedpace Holdings INCStock-Healthcare0.72%——
34IBKRInteractive Brokers Gro-cl AStock-Financials0.70%——
35GHGuardant Health INCStock-Healthcare0.68%—+59.46%
36USLMUnited States Lime & MineralStock-Other0.68%——
37HYGIshr Ibx Usd Hiyld Cb Etf-uiETF-High Yield0.67%—+25.00%
38LITELumentum Holdings INCStock-Tech0.66%+0.66%NEW
39IBPInstalled Building ProductsStock-Consumer Disc0.64%——
40CECOCeco Environmental CORPStock-Other0.64%—+32.99%
41APLDApplied Digital CORPStock-Tech0.60%——
42MPWRMonolithic Power Systems INCStock-Tech0.59%——
43MTZMastec INCStock-Industrials0.59%——
44ENSGEnsign Group Inc/theStock-Healthcare0.59%——
45CLSCelestica INCStock-Tech0.58%——
46TPLTexas Pacific Land CORPStock-Energy0.57%——
47PFGCPerformance Food Group CoStock-Consumer Staples0.56%——
48KKRKkr & Co INCStock-Financials0.56%——
49DGIIDigi International INCStock-Other0.55%——
50CNMCore & Main Inc-class AStock-Industrials0.55%——
1–50 of 214

Holding changes this quarter

Yorktown Management & Research Co Inc's most significant position changes for 2026-03-31: Sold out: Cyberark Software LTD; New buy: Palo Alto Networks INC (PANW); Sold out: Robinhood Markets INC - A (HOOD); Sold out: Sportradar Group AG (SRAD); Sold out: Accelerant Holdings (ARX).

Position changes disclosed by Yorktown Management & Research Co Inc for the quarter ending 2026-03-31, including ticker, issuer, weight change, shares change, and action
#TickerIssuerWeight ChangeShares ChangeAction
1FIXComfort Systems USA INC+1.1%-8.29%Trim
2LQDIshr Ibx Usd Invgd Cb Etf-ui+0.6%+75.00%Add
3IESCIes Holdings INC+0.6%—Unchanged
4NVMINova Ltd.+0.5%+18.13%Add
5CAMTCamtek Ltd.+0.5%+35.58%Add
6ESEEsco Technologies INC+0.3%+97.78%Add
7MODModine Manufacturing Co+0.3%—Unchanged
8ICVTIshares Convertible Bond ETF-0.2%-14.81%Trim
9DLODLocal Limited-0.2%-31.63%Trim
10AXONAxon Enterprise INC-0.3%—Unchanged
11INSMInsmed INC-0.3%-17.45%Trim
12EXLSExlservice Holdings INC-0.3%-33.15%Trim
13KNSLKinsale Capital Group INC-0.4%-66.33%Trim
14LPLALpl Financial Holdings INC-1%-60.30%Trim
15✓ Cyberark Software LTD—EXITSold out
16PANWPalo Alto Networks INC—NEWNew buy
17HOODRobinhood Markets INC - A—EXITSold out
18SRADSportradar Group AG—EXITSold out
19ARXAccelerant Holdings—EXITSold out
20LITELumentum Holdings INC—NEWNew buy
21IRIngersoll-rand INC—EXITSold out
22FIGRFigure Technology Solut-cl A—EXITSold out
23GENIGenius Sports Limited—EXITSold out
24LYFTLyft Inc-a—EXITSold out
25SMCISuper Micro Computer INC—EXITSold out
26LOARLoar Holdings INC—EXITSold out
27SUNBSunbelt Rentals Holdings INC—NEWNew buy
28AXAxos Financial INC—NEWNew buy
29PCORProcore Technologies INC—EXITSold out
30KTOSKratos Defense & Security—EXITSold out
31DORMDorman Products INC—EXITSold out
32NTSKNetskope Inc-cl A—EXITSold out
33EVLVEvolv Technologies Holdings—NEWNew buy
34UPWKUpwork INC—EXITSold out
35GHMGraham CORP—NEWNew buy
36DOCNDigitalocean Holdings INC—NEWNew buy
37KVYOKlaviyo Inc-a—EXITSold out
38HQYHealthequity INC—EXITSold out
39GSHDGoosehead Insurance INC -a—EXITSold out
4062CPiper Sandler Cos—EXITSold out
41VSECVse CORP—NEWNew buy
42UBERUber Technologies INC—EXITSold out
43RYTMRhythm Pharmaceuticals INC—EXITSold out
44PIPRPiper Sandler Cos—NEWNew buy
45BMNRBitmine Immersion Technologi—NEWNew buy
46DOCSDoximity Inc-class A—EXITSold out
478TGThermon Group Holdings INC—NEWNew buy
48CYTKCytokinetics INC—NEWNew buy
49PDFSPdf Solutions INC—NEWNew buy
50APPFAppfolio INC - A—NEWNew buy

FAQ

What is Yorktown Management & Research Co Inc and what type of investor is it?
Yorktown Management & Research Co Inc is a investment manager that files SEC Form 13F quarterly, disclosing its U.S. public equity holdings to regulators. As of the most recent reporting period (2026-03-31), the firm manages a tracked equity portfolio valued at approximately $119.5M, spread across 214 disclosed positions.
What are Yorktown Management & Research Co Inc's largest equity positions?
Based on the latest 13F filing, Yorktown Management & Research Co Inc's top holdings by market value are: 1. Comfort Systems USA INC (FIX) — $4.4M (3.7%) 2. Ies Holdings INC (IESC) — $3.0M (2.5%) 3. Ishares Convertible Bond ETF (ICVT) — $2.3M (2.0%) 4. Ss Spdr Bb Conv Sec ETF (CWB) — $2.1M (1.8%) 5. Fabrinet (FN) — $2.0M (1.7%)
What changes did Yorktown Management & Research Co Inc make in its most recent portfolio filing?
In the latest reported quarter, Yorktown Management & Research Co Inc made 47 notable position adjustments: 14 new positions were initiated, 4 existing holdings were added to, 7 positions were partially reduced, and 22 were completely exited. The largest of these moves: Sold out: Cyberark Software LTD; New buy: Palo Alto Networks INC (PANW); Sold out: Robinhood Markets INC - A (HOOD); Sold out: Sportradar Group AG (SRAD); Sold out: Accelerant Holdings (ARX)
What sectors does Yorktown Management & Research Co Inc focus on?
Yorktown Management & Research Co Inc is concentrated in the following sectors based on its current disclosed equity portfolio: • Information Technology: 71.5% • Financials: 15.3% • Communication Services: 8.2% • Consumer Discretionary: 5.0%