Holders — by stockHoldings — by fund
Yorktown Management & Research Co Inc
Everything this manager disclosed owning in US-listed stocks — its complete Form 13F portfolio · as of 2026-06-30 · filed with the SEC up to 45 days after quarter end · CIK 0001313559
$163.3M
disclosed book value
249
positions
3.6%
largest position share
Positions, as of 2026-06-30
top 100 of 249 · 13F covers long US-listed positions only — cash, bonds, private and foreign stakes are not disclosed · PUT/CALL tags = options positions (share-equivalents), not shares held
| # | Issuer | Shares | Value | % of book |
|---|---|---|---|---|
| 1 | FIXComfort Systems USA, Inc. | 2,960 | $5.9M | 3.6% |
| 2 | IESCIES Holdings, Inc. | 5,510 | $4.0M | 2.5% |
| 3 | KLACKLA Corporation | 8,900 | $2.7M | 1.6% |
| 4 | ICVTiShares Convertible Bond ETF | 20,000 | $2.4M | 1.5% |
| 5 | CWBSPDR Bloomberg Convertible Securities ETF | 20,000 | $2.2M | 1.3% |
| 6 | VWOBVanguard Emerging Markets Government Bond ETF | 30,000 | $2.0M | 1.2% |
| 7 | GHGuardant Health, Inc. | 12,500 | $1.9M | 1.1% |
| 8 | SNEXStoneX Group, Inc. | 15,750 | $1.9M | 1.1% |
| 9 | Fabrinet | 3,150 | $1.8M | 1.1% |
| 10 | Nova Ltd. | 3,220 | $1.7M | 1.1% |
| 11 | ACMRACM Research, Inc. | 13,300 | $1.7M | 1% |
| 12 | ANETArista Networks, Inc. | 9,800 | $1.7M | 1% |
| 13 | LQDiShares iBoxx $ Investment Grade Corporate Bond | 15,000 | $1.6M | 1% |
| 14 | WCCWESCO International, Inc. | 4,550 | $1.6M | 1% |
| 15 | FTAI Aviation Ltd. | 5,800 | $1.6M | 1% |
| 16 | CECOCECO Environmental Corporation | 17,209 | $1.6M | 1% |
| 17 | MLIMueller Industries, Inc. | 12,400 | $1.5M | 0.9% |
| 18 | RBCRBC Bearings, Inc. | 1,970 | $1.3M | 0.8% |
| 19 | BEBloom Energy Corporation | 4,150 | $1.3M | 0.8% |
| 20 | AXSMAxsome Therapeutics, Inc. | 4,850 | $1.2M | 0.7% |
| 21 | DYDycom Industries, Inc. | 2,326 | $1.2M | 0.7% |
| 22 | WWDWoodward, Inc. | 2,750 | $1.2M | 0.7% |
| 23 | Camtek Ltd. | 7,050 | $1.1M | 0.7% |
| 24 | APLDApplied Digital Corporation | 30,350 | $1.1M | 0.7% |
| 25 | SMTCSemtech Corporation | 6,850 | $1.1M | 0.7% |
| 26 | MODModine Manufacturing Company | 4,150 | $1.1M | 0.7% |
| 27 | IBKRInteractive Brokers Group, Inc. | 12,400 | $1.1M | 0.7% |
| 28 | FCFSFirstCash Holdings, Inc. | 4,950 | $1.1M | 0.7% |
| 29 | XMTRXometry, Inc. | 11,050 | $1.1M | 0.7% |
| 30 | CWCurtiss-Wright Corporation | 1,400 | $1.1M | 0.6% |
| 31 | AXONAxon Enterprise, Inc. | 1,875 | $1.1M | 0.6% |
| 32 | SPXCSPX Technologies, Inc. | 4,250 | $1.0M | 0.6% |
| 33 | DDOGDatadog, Inc. | 4,000 | $1.0M | 0.6% |
| 34 | DGIIDigi International, Inc. | 13,700 | $1.0M | 0.6% |
| 35 | LQDALiquidia Corporation | 12,700 | $1.0M | 0.6% |
| 36 | IONQIonQ, Inc. | 18,700 | $995,962 | 0.6% |
| 37 | IBPInstalled Building Products, Inc. | 4,300 | $988,312 | 0.6% |
| 38 | RJFRaymond James Financial, Inc. | 6,450 | $980,594 | 0.6% |
| 39 | PFFiShares Preferred and Income Securities ETF | 32,000 | $975,680 | 0.6% |
| 40 | LITELumentum Holdings, Inc. | 1,125 | $965,318 | 0.6% |
| 41 | FPSForgent Power Solutions, Inc. | 17,200 | $960,792 | 0.6% |
| 42 | CASYCasey's General Stores, Inc. | 1,200 | $953,748 | 0.6% |
| 43 | MEDPMedpace Holdings, Inc. | 1,800 | $953,262 | 0.6% |
| 44 | PENPenumbra, Inc. | 3,000 | $947,250 | 0.6% |
| 45 | HASIHA Sustainable Infrastructure Capital, Inc. | 23,550 | $919,628 | 0.6% |
| 46 | MTZMasTec, Inc. | 2,200 | $915,332 | 0.6% |
| 47 | BWXTBWX Technologies, Inc. | 4,700 | $914,855 | 0.6% |
| 48 | MPWRMonolithic Power Systems, Inc. | 650 | $898,534 | 0.6% |
| 49 | LFSTLifeStance Health Group, Inc. | 83,600 | $895,356 | 0.5% |
| 50 | CLSCelestica, Inc. | 2,450 | $893,760 | 0.5% |
| 51 | PFGCPerformance Food Group Company | 7,880 | $880,905 | 0.5% |
| 52 | INSMInsmed, Inc. | 7,925 | $844,964 | 0.5% |
| 53 | DNLIDenali Therapeutics, Inc. | 32,100 | $825,612 | 0.5% |
| 54 | HWKNHawkins, Inc. | 5,750 | $817,075 | 0.5% |
| 55 | CIENCiena Corporation | 1,650 | $809,424 | 0.5% |
| 56 | LPLALPL Financial Holdings, Inc. | 2,850 | $802,788 | 0.5% |
| 57 | RSIRush Street Interactive, Inc. | 26,900 | $800,006 | 0.5% |
| 58 | HYGiShares iBoxx $ High Yield Corporate Bond ETF | 10,000 | $799,700 | 0.5% |
| 59 | ALGMAllegro MicroSystems, Inc. | 11,300 | $786,706 | 0.5% |
| 60 | ESEESCO Technologies, Inc. | 2,225 | $778,839 | 0.5% |
| 61 | SAIASaia, Inc. | 1,840 | $774,934 | 0.5% |
| 62 | BEAMBeam Therapeutics, Inc. | 22,550 | $773,916 | 0.5% |
| 63 | DOCNDigitalOcean Holdings, Inc. | 4,900 | $769,447 | 0.5% |
| 64 | GFIGold Fields Ltd. | 22,750 | $764,173 | 0.5% |
| 65 | FTNTFortinet, Inc. | 4,950 | $760,419 | 0.5% |
| 66 | TGTXTG Therapeutics, Inc. | 13,700 | $752,678 | 0.5% |
| 67 | KRYSKrystal Biotech, Inc. | 2,000 | $743,340 | 0.5% |
| 68 | ENSGEnsign Group, Inc. (The) | 4,600 | $737,380 | 0.5% |
| 69 | SNXTD SYNNEX Corporation | 2,700 | $721,818 | 0.4% |
| 70 | Credo Technology Group Holding Ltd. | 2,650 | $720,668 | 0.4% |
| 71 | PANWPalo Alto Networks, Inc. | 2,090 | $712,732 | 0.4% |
| 72 | SEZLSezzle, Inc. | 3,950 | $677,939 | 0.4% |
| 73 | CHEFChefs' Warehouse, Inc. (The) | 7,050 | $677,505 | 0.4% |
| 74 | PDFSPDF Solutions, Inc. | 9,550 | $676,045 | 0.4% |
| 75 | GHMGraham Corporation | 5,450 | $674,656 | 0.4% |
| 76 | LTHLife Time Group Holdings, Inc. | 16,450 | $671,818 | 0.4% |
| 77 | PACSPACS Group, Inc. | 15,600 | $665,184 | 0.4% |
| 78 | KKRKKR & Company, Inc. | 7,200 | $660,816 | 0.4% |
| 79 | CYTKCytokinetics, Inc. | 7,750 | $660,223 | 0.4% |
| 80 | RMBSRambus, Inc. | 4,950 | $657,063 | 0.4% |
| 81 | MIRMMirum Pharmaceuticals, Inc. | 5,600 | $655,592 | 0.4% |
| 82 | ITTITT, Inc. | 3,300 | $652,608 | 0.4% |
| 83 | DAVEDave, Inc. | 1,750 | $652,033 | 0.4% |
| 84 | USLMUnited States Lime & Minerals, Inc. | 6,225 | $651,571 | 0.4% |
| 85 | UUnity Software, Inc. | 22,550 | $644,479 | 0.4% |
| 86 | ACADACADIA Pharmaceuticals, Inc. | 25,450 | $643,885 | 0.4% |
| 87 | FELEFranklin Electric Company, Inc. | 6,000 | $643,140 | 0.4% |
| 88 | CNMCore & Main, Inc. | 13,300 | $641,725 | 0.4% |
| 89 | APGAPI Group Corporation | 15,150 | $641,603 | 0.4% |
| 90 | NBIXNeurocrine Biosciences, Inc. | 3,750 | $632,006 | 0.4% |
| 91 | TPLTexas Pacific Land Corporation | 1,440 | $630,202 | 0.4% |
| 92 | SYBTStock Yards Bancorp, Inc. | 8,100 | $619,407 | 0.4% |
| 93 | HALOHalozyme Therapeutics, Inc. | 7,850 | $614,420 | 0.4% |
| 94 | SUNBSunbelt Rentals Holdings, Inc. | 8,200 | $613,442 | 0.4% |
| 95 | LADLithia Motors, Inc. | 2,100 | $610,029 | 0.4% |
| 96 | TDYTeledyne Technologies, Inc. | 900 | $600,210 | 0.4% |
| 97 | WALWestern Alliance Bancorp | 7,200 | $591,840 | 0.4% |
| 98 | EXPEagle Materials, Inc. | 2,630 | $591,750 | 0.4% |
| 99 | PAMPampa Energia S.A. | 7,200 | $591,336 | 0.4% |
| 100 | EMBJEmbraer S.A. | 9,200 | $586,960 | 0.4% |
Source: SEC Form 13F-HR, reporting period 2026-06-30. Values are the manager's filed June-30-style quarter-end marks, not live prices. Research, not investment advice.