Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

Yorktown Management & Research Co Inc 13F Holdings -- Portfolio & Top Positions (2026-03-31)

Yorktown Management & Research Co Inc (CIK 1313559) reported $119.5M across 213 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: FIX ($4.4M, 3.70%), IESC ($3.0M, 2.53%), ICVT ($2.3M, 1.96%), CWB ($2.1M, 1.76%), FN ($2.0M, 1.66%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1FIXComfort Systems USA, Inc.$4.4M3.70%3,210Trimmed
2IESCIES Holdings, Inc.$3.0M2.53%6,340Hold
3ICVTiShares Convertible Bond ETF$2.3M1.96%23,000Trimmed
4CWBSPDR Bloomberg Convertible Securities ETF$2.1M1.76%23,000Trimmed
5FNFabrinet$2.0M1.66%3,800Hold
6VWOBVanguard Emerging Markets Government Bond ETF$2.0M1.65%30,000Trimmed
7NVMINova Ltd.$1.6M1.37%3,780Added
8MLIMueller Industries, Inc.$1.6M1.34%14,450Hold
9LQDiShares iBoxx $ Investment Grade Corporate Bond$1.5M1.28%14,000Added
10PANWPalo Alto Networks, Inc.$1.4M1.20%8,911New
11FTAIFTAI Aviation Ltd.$1.4M1.19%5,800Hold
12KLACKLA Corporation$1.3M1.10%890Hold
13INSMInsmed, Inc.$1.3M1.08%7,925Trimmed
14SNEXStoneX Group, Inc.$1.3M1.06%15,750Added
15WCCWESCO International, Inc.$1.2M1.04%4,550Hold
16ANETArista Networks, Inc.$1.2M1.01%9,800Hold
17AXONAxon Enterprise, Inc.$1.1M0.94%2,650Hold
18RBCRBC Bearings, Inc.$1.1M0.90%1,970Hold
19CAMTCamtek Ltd.$1.1M0.89%7,050Added
20GFIGold Fields Ltd.$1.0M0.86%22,750Hold
21PENPenumbra, Inc.$985,1100.82%3,000Hold
22WWDWoodward, Inc.$984,2800.82%2,750Hold
23PFFiShares Preferred and Income Securities ETF$970,2400.81%32,000Trimmed
24BWXTBWX Technologies, Inc.$961,1030.80%4,700Hold
25CWCurtiss-Wright Corporation$953,5680.80%1,400Hold

Source: SEC Form 13F filings · as of 2026-03-31