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Every position in this 13F-HR, with its change from the prior quarter.

13F holdings, latest quarter

SourceSEC EDGAR13F-HR

Yorktown Management & Research Co Inc 13F Holdings -- Portfolio & Top Positions (2026-06-30)

Yorktown Management & Research Co Inc (CIK 1313559) reported $163.3M across 249 reported positions in its SEC 13F filing for 2026-06-30. Largest positions: FIX ($5.9M, 3.59%), IESC ($4.0M, 2.48%), KLAC ($2.7M, 1.64%), ICVT ($2.4M, 1.49%), CWB ($2.2M, 1.32%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1FIXComfort Systems USA, Inc.$5.9M3.59%2,960Trimmed
2IESCIES Holdings, Inc.$4.0M2.48%5,510Trimmed
3KLACKLA Corporation$2.7M1.64%8,900Added
4ICVTiShares Convertible Bond ETF$2.4M1.49%20,000Trimmed
5CWBSPDR Bloomberg Convertible Securities ETF$2.2M1.32%20,000Trimmed
6VWOBVanguard Emerging Markets Government Bond ETF$2.0M1.24%30,000Hold
7GHGuardant Health, Inc.$1.9M1.15%12,500Added
8SNEXStoneX Group, Inc.$1.9M1.14%15,750Hold
9FNFabrinet$1.8M1.08%3,150Trimmed
10NVMINova Ltd.$1.7M1.07%3,220Trimmed
11ACMRACM Research, Inc.$1.7M1.03%13,300Hold
12ANETArista Networks, Inc.$1.7M1.02%9,800Hold
13LQDiShares iBoxx $ Investment Grade Corporate Bond$1.6M1.00%15,000Added
14CECOCECO Environmental Corporation$1.6M0.96%17,209Added
15FTAIFTAI Aviation Ltd.$1.6M0.96%5,800Hold
16WCCWESCO International, Inc.$1.6M0.96%4,550Hold
17MLIMueller Industries, Inc.$1.5M0.93%12,400Trimmed
18RBCRBC Bearings, Inc.$1.3M0.78%1,970Hold
19BEBloom Energy Corporation$1.3M0.77%4,150New
20AXSMAxsome Therapeutics, Inc.$1.2M0.73%4,850Added
21DYDycom Industries, Inc.$1.2M0.72%2,326Added
22WWDWoodward, Inc.$1.2M0.72%2,750Hold
23CAMTCamtek Ltd.$1.1M0.70%7,050Hold
24APLDApplied Digital Corporation$1.1M0.69%30,350Hold
25MODModine Manufacturing Company$1.1M0.68%4,150Hold

Source: SEC Form 13F filings · as of 2026-06-30