Largest finance/investors services companies

Every US-listed finance/investors services company we cover, 37 of them, ranked by market capitalisation, with revenue and earnings taken from their SEC filings.

Combined market cap

$41.849 B

0.04% of all US-listed value

Companies

Ranked #114 of 152 industries

Largest

Central Securities

CET · market cap

Average

$1.131 B

Mean market cap per company

#	Name	Market cap	Close	Session	Country
1	Central SecuritiesCET	$13.7B	$56.41	+0.30%	United States
2	Main Street CapitalMAIN	$5.12B	$54.77	-0.40%	United States
3	HA Sustainable Infrastructure CapitalHASI	$4.70B	$36.57	+0.72%	United States
4	Kayne Anderson Energy Infrastructure FundKYN	$1.94B	$14.24	+1.28%	United States
5	BlackRock ESG Capital Allocation Term TrustECAT	$1.53B	$14.14	+1.80%	United States
6	BlackRock Capital Allocation Term TrustBCAT	$1.48B	$13.71	+0.51%	United States
7	CION InvestmentCICB	$1.20B	$24.45	-0.08%	United States
8	abrdn Emerging Markets ex-China FundAEF	$1.04B	$9.65	-0.92%	United States
9	Blackrock Credit Allocation Income TrustBTZ	$1.02B	$9.43	+1.51%	United States
10	BlackRock Resources & Commodities Strategy TrustBCX	$1.02B	$12.00	+0.84%	United States
11	PIMCO Dynamic Income Strategy FundPDX	$931.7M	$20.84	+0.87%	Unknown
12	Virtus Artificial Intelligence & Technology Opportunities FundAIO	$882.9M	$25.71	+1.78%	Unknown
13	Fidus InvestmentFDUS	$716.6M	$18.88	-1.31%	United States
14	Bain Capital Specialty FinanceBCSF	$701.9M	$10.82	-0.73%	United States
15	MidCap Financial InvestmentMFIC	$700.2M	$8.50	-0.12%	United States
16	New Mountain FinanceNMFC	$646.1M	$6.84	-0.15%	United States
17	SLR InvestmentSLRC	$623.6M	$11.43	-0.09%	United States
18	Msc Income FundMSIF	$531.9M	$11.73	+0.34%	United States
19	Nuveen Municipal Credit Opportunities FundNMCO	$474.3M	$8.66	+0.58%	Unknown
20	PGIM Short Duration High Yield Opportunities FundSDHY	$377.7M	$15.31	+0.53%	Unknown
21	BlackRock TCP CapitalTCPC	$334.8M	$3.99	+0.25%	United States
22	Angel Oak Financial Strategies Income Term TrustFINS	$299.7M	$11.96	+0.17%	Unknown
23	RiverNorth Flexible Municipal Income Fund IIRFMZ	$283.2M	$11.63	-0.34%	Unknown
24	Virtus Diversified Income & Convertible FundACV	$255.3M	$24.64	+2.07%	United States
25	Franklin Ltd Duration Income TrustFTF	$216.2M	$5.35	+0.56%	United States
26	Stellus Capital InvestmentSCM	$207.9M	$7.30	-0.68%	United States
27	Gabelli Healthcare & WellnessRx TrustGRX	$161.0M	$9.42	+0.32%	United States
28	GAMCO Natural Resources, Gold & Income TrustGNT	$158.0M	$8.55	+0.23%	United States
29	Gabelli Global Utility & Income TrustGLU	$105.7M	$17.71	+0.28%	United States
30	RiverNorth Opportunistic Municipal Income FundRMI	$87.8M	$13.77	-0.29%	Unknown
31	Eagle Point IncomeEIC	$81.2M	$9.12	+0.44%	United States
32	RiverNorth Flexible Municipal Income FundRFM	$79.1M	$12.93	+1.17%	Unknown
33	Gabelli Convertible & Income Securities FundGCV	$78.6M	$4.13	+0.73%	United States
34	Clough Global Dividend & Income FundGLV	$73.9M	$5.82	+0.26%	United States
35	Eaton Vance California Municipal Income TrustCEV	$72.0M	$10.24	-0.29%	United States
36	OFS CapitalOFS	$55.7M	$4.16	+16.85%	United States
37	Equus Total ReturnEQS	$11.4M	$0.81	+3.15%	United States

All 37 companies. One row per company, with secondary share classes folded into their primary listing. Updated 8 Oct 2026.

Sectors finance/investors services companies sit in

Finance 37

Figures come from SEC filings and daily market prices. Companies listed only outside the US are not covered: see methodology.

Largest finance/investors services companies

Sectors finance/investors services companies sit in

Other industries