13F HOLDINGS REPORT

Yorktown Management & Research Co Inc

Quarter ended Q3 2025 · Filed October 29, 2025 · Accession 0001193125-25-255399

Total Value

$125.4M

Positions

206

Other Managers

Confidential Omitted

View on SEC.gov

Holdings (206)

#	Issuer	Ticker / CUSIP	Shares	Value	% of Filing
1	iShares Convertible Bond ETF	46435G102	50,000	$5.0M	3.99%
2	SPDR Bloomberg Barclays Convertible Securities ETF	78464A359	50,000	$4.5M	3.61%
3	Comfort Systems USA, Inc.	199908104	3,500	$2.9M	2.30%
4	IES Holdings, Inc.	IESC	6,340	$2.5M	2.01%
5	iShares US Preferred Stock ETF	464288687	65,000	$2.1M	1.64%
6	CyberArk Software Ltd.	M2682V108	4,050	$2.0M	1.56%
7	Axon Enterprise, Inc.	AXON	2,650	$1.9M	1.52%
8	Robinhood Markets, Inc.	770700102	12,300	$1.8M	1.40%
9	LPL Financial Holdings, Inc.	50212V100	5,290	$1.8M	1.40%
10	Vanguard Emerging Markets Government Bond ETF	921946885	25,000	$1.7M	1.33%
11	Mueller Industries, Inc.	624756102	14,450	$1.5M	1.16%
12	Arista Networks Inc	ANET	9,800	$1.4M	1.14%
13	Fabrinet	FN	3,800	$1.4M	1.10%
14	Insmed, Inc.	INSM	9,600	$1.4M	1.10%
15	Sportradar Group AG	SRAD	42,100	$1.1M	0.90%
16	Raymond James Financial, Inc.	754730109	6,450	$1.1M	0.89%
17	StoneX Group, Inc.	SNEX	10,500	$1.1M	0.84%
18	Descartes Systems Group, Inc./The	249906108	10,800	$1.0M	0.81%
19	FTAI Aviation Ltd.	FTAIN	5,800	$967,788	0.77%
20	WESCO International, Inc.	95082P105	4,550	$962,325	0.77%
21	KLA-Tencor Corp.	KLAC	890	$959,954	0.77%
22	Life360, Inc.	LIFX	9,000	$956,700	0.76%
23	Super Micro Computer, Inc.	SMCI	19,950	$956,403	0.76%
24	Gold Fields Ltd.	GFIOF	22,750	$954,590	0.76%
25	Hawkins, Inc.	HWKN	5,150	$941,008	0.75%
26	KKR & Co. LP	KKRT	7,200	$935,640	0.75%
27	Medpace Holdings, Inc.	MEDP	1,800	$925,488	0.74%
28	BWX Technologies, Inc.	BWXT	4,700	$866,539	0.69%
29	Tyler Technologies, Inc.	TYL	1,650	$863,214	0.69%
30	Dorman Products, Inc.	258278100	5,500	$857,340	0.68%
31	Interactive Brokers Group, Inc.	45841N107	12,400	$853,244	0.68%
32	SEMrush Holdings Inc	SEMR	120,000	$849,600	0.68%
33	Performance Food Group Co.	PFGC	7,880	$819,835	0.65%
34	UNITED STATES LIME & MINERAL INC.	UNTCW	6,225	$818,899	0.65%
35	Ingersoll Rand, Inc.	IR	9,700	$801,414	0.64%
36	ExlService Holdings, Inc.	EXLS	18,100	$796,943	0.64%
37	Houlihan Lokey, Inc.	HLI	3,850	$790,482	0.63%
38	FirstCash Holdings, Inc.	FCFS	4,950	$784,179	0.63%
39	Genius Sports Ltd.	GENI	62,700	$776,226	0.62%
40	Pampa Energia SA	697660207	12,900	$774,774	0.62%
41	RBC Bearings, Inc.	RBC	1,970	$768,871	0.61%
42	Curtiss-Wright Corp.	CW	1,400	$760,116	0.61%
43	Penumbra, Inc.	PEN	3,000	$759,960	0.61%
44	Hamilton Lane, Inc.	HLNE	5,600	$754,824	0.60%
45	Rambus, Inc.	RMBS	7,000	$729,400	0.58%
46	Core & Main, Inc.	CNM	13,300	$715,939	0.57%
47	Installed Building Products, Inc.	45780R101	2,900	$715,314	0.57%
48	Applied Blockchain, Inc.	APLD	30,350	$696,229	0.56%
49	Woodward, Inc.	WWD	2,750	$694,953	0.55%
50	Casey's General Stores, Inc.	147528103	1,200	$678,384	0.54%
51	Lithia Motors, Inc.	536797103	2,100	$663,600	0.53%
52	iShares iBoxx $ High Yield Corporate Bond ETF	464288513	8,000	$649,520	0.52%
53	Freedom Holding Corp/NV	FRHC	3,700	$636,881	0.51%
54	Ramaco Resources, Inc.	METCZ	19,150	$635,589	0.51%
55	Aerovironment, Inc.	AVAV	1,994	$627,891	0.50%
56	Qualys, Inc.	QLYS	4,700	$621,951	0.50%
57	Construction Partners Inc	ROAD	4,800	$609,600	0.49%
58	Reddit, Inc.	RDDT	2,650	$609,474	0.49%
59	Futu Holdings Ltd	FUTU	3,500	$608,685	0.49%
60	Ensign Group, Inc./The	ENSG	3,500	$604,695	0.48%
61	Celestica, Inc.	CLS	2,450	$603,631	0.48%
62	Xometry, Inc.	XMTR	11,050	$601,894	0.48%
63	Monolithic Power Systems, Inc.	609839105	650	$598,416	0.48%
64	Dlocal Ltd./Uruguay	DLO	41,500	$592,620	0.47%
65	Modine Manufacturing Co.	607828100	4,150	$589,964	0.47%
66	ITT, Inc.	ITT	3,300	$589,908	0.47%
67	Nova, Ltd.	NVMI	1,800	$575,388	0.46%
68	Franklin Electric Co., Inc.	FELE	6,000	$571,200	0.46%
69	Datadog, Inc.	DDOG	4,000	$569,600	0.45%
70	PTC, Inc.	PTC	2,800	$568,456	0.45%
71	Stock Yards Bancorp, Inc.	861025104	8,100	$566,919	0.45%
72	Primoris Services Corp.	74164F103	4,100	$563,053	0.45%
73	Payoneer Global, Inc.	PAYO	92,700	$560,835	0.45%
74	Stifel Financial Corp.	860630102	4,900	$556,003	0.44%
75	Kinsale Capital Group, Inc.	49714P108	1,300	$552,838	0.44%
76	Calix, Inc.	CALX	9,000	$552,330	0.44%
77	Rush Street Interactive, Inc.	RSI	26,900	$550,912	0.44%
78	Saia, Inc.	SAIA	1,840	$550,822	0.44%
79	Camtek Ltd.	CAMT	5,200	$546,260	0.44%
80	Dutch Bros Inc.	BROS	10,300	$539,102	0.43%
81	PulteGroup, Inc.	745867101	4,000	$528,520	0.42%
82	Teledyne Technologies, Inc.	TDY	900	$527,436	0.42%
83	Doximity, Inc.	DOCS	7,200	$526,680	0.42%
84	Paylocity Holdings Corp.	PCTY	3,300	$525,591	0.42%
85	API Group Corp.	APG	15,150	$520,706	0.42%
86	ACM Research, Inc.	00108J109	13,300	$520,429	0.41%
87	Dynatrace, Inc.	DT	10,600	$513,570	0.41%
88	TopBuild Corp.	BLD	1,300	$508,118	0.41%
89	SPX Technologies, Inc.	SPXC	2,700	$504,306	0.40%
90	InterDigital, Inc.	IDCC	1,450	$500,584	0.40%
91	Digi International, Inc.	253798102	13,700	$499,502	0.40%
92	CECO Environmental Corp.	CECO	9,700	$496,640	0.40%
93	Patria Investments Ltd	PAX	34,000	$496,400	0.40%
94	Veeva Systems, Inc.	VEEV	1,650	$491,552	0.39%
95	Sprouts Farmers Market, Inc.	85208M102	4,350	$473,280	0.38%
96	MasTec, Inc.	MTZ	2,200	$468,182	0.37%
97	Cavco Industries, Inc.	149568107	800	$464,584	0.37%
98	Zurn Water Solutions, Inc.	98983L108	9,750	$458,543	0.37%
99	SPS Commerce, Inc.	SPSC	4,330	$450,926	0.36%
100	Grupo Aeroportuario del Sureste SAB de CV	40051E202	1,390	$449,429	0.36%
101	COGENT COMMUNICATIONS HOLDINGS INC.	CCOI	11,700	$448,695	0.36%
102	Texas Pacific Land Corp.	TPL	480	$448,147	0.36%
103	IREN Ltd.	IREN	9,450	$443,489	0.35%
104	TD SYNNEX Corp.	SNX	2,700	$442,125	0.35%
105	Hims & Hers Health, Inc.	HIMS	7,750	$439,580	0.35%
106	FirstService Corp.	FSV	2,300	$438,127	0.35%
107	Paycom Software, Inc.	PAYC	2,100	$437,094	0.35%
108	Tootsie Roll Industries, Inc.	890516107	10,300	$431,776	0.34%
109	Dycom Industries, Inc.	267475101	1,476	$430,638	0.34%
110	Rollins, Inc.	ROL	7,300	$428,802	0.34%
111	Synchrony Financial	SYF-PB	6,000	$426,300	0.34%
112	CBRE Group, Inc.	CBRE	2,700	$425,412	0.34%
113	Napco Security Technologies Inc	630402105	9,900	$425,205	0.34%
114	Jack Henry & Associates, Inc.	426281101	2,850	$424,451	0.34%
115	Copart, Inc.	CPRT	9,400	$422,718	0.34%
116	Boot Barn Holdings, Inc.	BOOT	2,550	$422,586	0.34%
117	Fortinet, Inc.	FTNT	4,950	$416,196	0.33%
118	HEICO Corp.	HEI-A	1,280	$413,210	0.33%
119	Chefs' Warehouse, Inc./The	163086101	7,050	$411,227	0.33%
120	AZZ, Inc.	AZZ	3,750	$409,238	0.33%
121	NCR Atleos Corp.	NATL	10,400	$408,824	0.33%
122	RADNET, INC.	RDNT	5,350	$407,724	0.33%
123	Upwork, Inc.	UPWK	21,900	$406,683	0.32%
124	Korn/Ferry International	KFY	5,700	$398,886	0.32%
125	HERC HOLDINGS IN	HRI	3,400	$396,644	0.32%
126	TransMedics Group Inc	TMDX	3,500	$392,700	0.31%
127	Uber Technologies, Inc.	UBER	4,000	$391,880	0.31%
128	TG Therapeutics, Inc.	TGTX	10,650	$384,731	0.31%
129	Eagle Materials, Inc.	26969P108	1,650	$384,516	0.31%
130	Pagseguro Digital Ltd.	PAGS	37,800	$378,000	0.30%
131	Okta, Inc.	OKTA	4,100	$375,970	0.30%
132	Goosehead Insurance Inc	GSHD	5,050	$375,821	0.30%
133	Itron, Inc.	ITRI	3,000	$373,680	0.30%
134	DraftKings, Inc.	DKNG	9,960	$372,504	0.30%
135	Kaspi.KZ JSC	48581R205	4,550	$371,644	0.30%
136	RingCentral, Inc.	RNG	13,050	$369,837	0.29%
137	RenaissanceRe Holdings Ltd.	RNR-PG	1,450	$368,199	0.29%
138	Piper Jaffray Cos.	PIPR	1,060	$367,809	0.29%
139	Globus Medical, Inc.	GMED	6,400	$366,528	0.29%
140	On Holding AG	H5919C104	8,600	$364,210	0.29%
141	SharkNinja Inc	SN	3,500	$361,025	0.29%
142	Leonardo DRS Inc	DRS	7,900	$358,660	0.29%
143	Hannon Armstrong Sustainable Infrastructure	41068X100	11,550	$354,585	0.28%
144	TaskUS, Inc.	TASK	19,800	$353,430	0.28%
145	Krystal Biotech, Inc.	KRYS	2,000	$353,060	0.28%
146	Oddity Tech Ltd.	ODD	5,650	$351,995	0.28%
147	elf Beauty, Inc.	ELF	2,650	$351,072	0.28%
148	Par Pacific Holdings, Inc.	PARR	9,900	$350,658	0.28%
149	Guardant Health, Inc.	GH	5,550	$346,764	0.28%
150	HCI Group, Inc.	HCIIP	1,800	$345,474	0.28%
151	Varonis Systems, Inc.	VRNS	5,950	$341,947	0.27%
152	Catalyst Pharmaceuticals, Inc.	CPRX	17,300	$340,810	0.27%
153	Shift4 Payments, Inc.	82452J109	4,400	$340,560	0.27%
154	Clean Harbors, Inc.	CLH	1,450	$336,719	0.27%
155	McGrath RentCorp	MGRC	2,850	$334,305	0.27%
156	Paymentus Holdings, Inc.	PAY	10,800	$330,480	0.26%
157	Allegro Microsystems, Inc.	ALGM	11,300	$329,960	0.26%
158	Regal Rexnord Corp.	RRX	2,300	$329,912	0.26%
159	Bancorp, Inc./The	TBBK	4,300	$322,027	0.26%
160	Guidewire Software, Inc.	GWRE	1,400	$321,804	0.26%
161	Brookfield Asset Management Ltd.	113004105	5,637	$320,971	0.26%
162	Western Alliance Bancorp	WAL-PA	3,700	$320,864	0.26%
163	Simpson Manufacturing Co., Inc.	829073105	1,900	$318,174	0.25%
164	Customers Bancorp, Inc.	CUBB	4,850	$317,045	0.25%
165	Neurocrine Biosciences Inc.	NBIX	2,250	$315,855	0.25%
166	CSW Industrials, Inc.	CSW	1,300	$315,575	0.25%
167	Sezzle Inc	SEZL	3,950	$314,144	0.25%
168	Bentley Systems, Inc.	BSY	6,100	$314,028	0.25%
169	V2X Inc.	VVX	5,400	$313,686	0.25%
170	Argenx SE	ARGX	425	$313,463	0.25%
171	Grab Holdings Ltd.	GRABW	52,000	$313,040	0.25%
172	Commvault Systems, Inc.	CVLT	1,650	$311,487	0.25%
173	Chart Industries, Inc.	16115Q308	1,550	$310,233	0.25%
174	UFP TECHNOLOGIES, INC,	UFPT	1,550	$309,380	0.25%
175	Badger Meter, Inc.	BMI	1,650	$294,657	0.23%
176	Blackline, Inc.	BL	5,500	$292,050	0.23%
177	WNS Holdings Ltd.	G98196101	3,800	$289,826	0.23%
178	Blue Owl Capital, Inc.	OWL	16,900	$286,117	0.23%
179	Janus International Group, Inc.	JBI	28,500	$281,295	0.22%
180	Merchants Bancorp/IN	MBINN	8,800	$279,840	0.22%
181	Toast, Inc.	TOST	7,600	$277,476	0.22%
182	Celsius Holdings, Inc.	CELH	4,750	$273,078	0.22%
183	Asana Inc	ASAN	19,800	$264,528	0.21%
184	Enova International, Inc.	29357K103	2,250	$258,953	0.21%
185	ACADIA Pharmaceuticals, Inc.	ACAD	12,050	$257,147	0.21%
186	Embraer SA	EMBJ	4,200	$253,890	0.20%
187	Progyny, Inc.	PGNY	11,500	$247,480	0.20%
188	Verra Mobility Corp.	VRRM	10,000	$247,000	0.20%
189	Corporation America Airports S.A.	L1995B107	13,600	$246,432	0.20%
190	SmartFinancial, Inc.	SMBK	6,750	$241,178	0.19%
191	Visteon Corp.	VC	2,000	$239,720	0.19%
192	Driven Brands Holdings, Inc.	DRVN	14,850	$239,234	0.19%
193	Velocity Financial, Inc.	92262D101	13,000	$235,820	0.19%
194	Life Time Group Holdings, Inc.	LTH	8,500	$234,600	0.19%
195	Palomar Holdings Inc	PLMR	2,000	$233,500	0.19%
196	Boyd Gaming Corp.	BYD	2,700	$233,415	0.19%
197	BJ's Wholesale Club Holdings, Inc.	05550J101	2,390	$222,868	0.18%
198	Ralph Lauren Corp.	RL	700	$219,492	0.17%
199	Balchem Corp.	BCPC	1,450	$217,587	0.17%
200	Transportadora de Gas del Sur S.A.	893870204	10,300	$216,609	0.17%
201	Alignment Healthcare, Inc.	ALHC	12,300	$214,635	0.17%
202	Skyward Specialty Insurance	830940102	4,450	$211,642	0.17%
203	nCino, Inc.	NCNO	7,750	$210,103	0.17%
204	Interface, Inc.	TILE	7,225	$209,092	0.17%
205	Range Resources Corp.	RRC	5,400	$203,256	0.16%
206	ZoomInfo, Technologies, Inc.	GTM	17,300	$188,743	0.15%