Universe · entity

Yorktown Management & Research Co Inc

Institutional manager (13F) · CIK 1313559
13F holdings · as of 2026-03-31 · top 50 · reported portfolio $59M
#IssuerValueShares
1Comfort Systems USA, Inc.$4M3,210
2IES Holdings, Inc.$3M6,340
3iShares Convertible Bond ETF$2M23,000
4SPDR Bloomberg Convertible Securities ETF$2M23,000
5Fabrinet$2M3,800
6Vanguard Emerging Markets Government Bond ETF$2M30,000
7Nova Ltd.$2M3,780
8Mueller Industries, Inc.$2M14,450
9iShares iBoxx $ Investment Grade Corporate Bond$2M14,000
10Palo Alto Networks, Inc.$1M8,911
11FTAI Aviation Ltd.$1M5,800
12KLA Corporation$1M890
13Insmed, Inc.$1M7,925
14StoneX Group, Inc.$1M15,750
15WESCO International, Inc.$1M4,550
16Arista Networks, Inc.$1M9,800
17Axon Enterprise, Inc.$1M2,650
18RBC Bearings, Inc.$1M1,970
19Camtek Ltd.$1M7,050
20Gold Fields Ltd.$1M22,750
21Penumbra, Inc.$985k3,000
22Woodward, Inc.$984k2,750
23iShares Preferred and Income Securities ETF$970k32,000
24BWX Technologies, Inc.$961k4,700
25Curtiss-Wright Corporation$954k1,400
26Raymond James Financial, Inc.$934k6,450
27FirstCash Holdings, Inc.$931k4,950
28Modine Manufacturing Company$899k4,150
29Hawkins, Inc.$883k5,750
30Primoris Services Corporation$880k6,150
31Casey's General Stores, Inc.$873k1,200
32HA Sustainable Infrastructure Capital, Inc.$865k23,550
33Medpace Holdings, Inc.$864k1,800
34Interactive Brokers Group, Inc.$832k12,400
35Guardant Health, Inc.$817k8,850
36United States Lime & Minerals, Inc.$813k6,225
37iShares iBoxx $ High Yield Corporate Bond ETF$796k10,000
38Lumentum Holdings, Inc.$791k1,125
39Installed Building Products, Inc.$769k2,900
40CECO Environmental Corporation$769k12,900
41Applied Digital Corporation$721k30,350
42Monolithic Power Systems, Inc.$711k650
43MasTec, Inc.$708k2,200
44Ensign Group, Inc. (The)$705k3,500
45Celestica, Inc.$690k2,450
46Texas Pacific Land Corporation$683k1,440
47Performance Food Group Company$675k7,880
48KKR & Company, Inc.$666k7,200
49Digi International, Inc.$660k13,700
50Core & Main, Inc.$657k13,300
All filings on EDGAR ↗

Source: sec_edgar_13f · public regulatory · retrieved 2026-06-29. Public SEC data; no contact information.