The capital structure graph behind private markets. Who lent, to whom, under which sponsor, through which facility, how large the piece was, when it matures and what changed, with a filing behind every number. A BDC piece is that BDC's piece, a sum of pieces is a lower bound, and a sponsor is named with the evidence that names it.

BDC portfolio

Main Street Capital CORP

BDCMAINCIK 1396440file 814-00746HOUSTON, TXinternally managed
Fair value
$3.3B
as of Jun 30, 2026
Principal held
$3.2B
debt pieces, the filer's figure
Cost
$3.4B
98c on cost
Unfunded
$395M
commitments not yet drawn
Positions
824
221 borrowers
First lien
n/a
91% debt by fair value
Quarters on the tape
19
since Dec 31, 2021
Facilities held
448
18 sponsors financed
Portfolio through time
Fair value by quarter end$3.3B as of Jun 30, 2026
Dec 31, 2021$8.1B then
QuarterFair valueBorrowersOn costPIK pos.Avg spread
Jun 30, 2026$3.3B22196c89658 bp
Mar 31, 2026$3.1B21796c74656 bp
Dec 31, 2025$6.5B230116c79654 bp
Sep 30, 2025$2.6B21897c75674 bp
Jun 30, 2025$2.8B21896c70683 bp
Mar 31, 2025$3.1B21996c72685 bp
Dec 31, 2024$14B238142c135705 bp
Sep 30, 2024$2.2B22596c42705 bp
Jun 30, 2024$2.0B22297c42697 bp
Mar 31, 2024$2.0B22297c39694 bp
Dec 31, 2023$7.6B234291c33696 bp
Sep 30, 2023$2.0B22996c37694 bp
Jun 30, 2023$1.9B22595c33681 bp
Mar 31, 2023$2.1B22494c38690 bp
Dec 31, 2022$4.7B228185c29665 bp
Sep 30, 2022$4.0B21994c47723 bp
Jun 30, 2022n/a95n/a0n/a
Mar 31, 2022n/a96n/a0n/a
Dec 31, 2021$8.1B212139c63688 bp

Each quarter end is the schedule as filed for that instant; a restated year end is taken from the latest filing that carries it.

Sponsors financed

Counted at BDC level here; the adviser page counts across every BDC it manages. A sponsor named by Form D signer consensus is an inference.

What changed
Every position change, including routine ones
Largest facilities held, with co-lenders
Schedule of investments at Jun 30, 2026
824 positions
BorrowerInstrumentPrincipalFair valueRateMaturity
Mission Critical Groupterm loan lien unstated$112M$112M
101c
S+525 bpOct 1, 2030
Bolder Panther Group, LLCterm loan lien unstated$101M$101M
100c
S+836 bpOct 31, 2027
Creative Foam Corporationterm loan lien unstated$88.6M$88.6M
101c
S+700 bpJun 27, 2029
Horwitz Holdings, LLCterm loan lien unstated$81.5M$79.9M
100c
S+550 bpJun 30, 2031
Gamber-Johnson Holdings, LLCterm loan lien unstated$75.0M$75.0M
100c
S+750 bpJan 1, 2028
Auria Space, LLCterm loan lien unstated$60.8M$60.8M
101c
S+500 bpDec 31, 2030
Trinity Medical Holdings, LLCterm loan lien unstated$58.5M$58.5M
101c
13.00%Oct 8, 2030
Auria Space, LLCterm loan lien unstated$57.0M$57.0M
101c
S+500 bpDec 31, 2030
South Coast Terminals Holdings, LLCterm loan lien unstated$51.6M$51.6M
100c
S+500 bpAug 8, 2029
Iron-Main Investments, LLCterm loan lien unstated$51.5M$51.0M
100c
13.00%Jun 30, 2031
Hawk Ridge Systems, LLCterm loan lien unstated$49.9M$49.9M
100c
12.00%Jan 15, 2029
Electro Technical Industries, LLCterm loan lien unstated$49.5M$49.5M
102c
S+550 bpMar 31, 2030
Event Holdco, LLC.term loan lien unstated$47.8M$47.8M
100c
S+700 bpDec 22, 2026
ZRG Partners, LLCterm loan lien unstated$46.3M$46.3M
101c
S+600 bpJun 14, 2029
Logix Acquisition Company, LLCterm loan lien unstated$44.5M$44.5M
101c
S+700 bp
PIK 1.25%
Dec 31, 2028
Direct Marketing Solutions, Inc.term loan lien unstated$43.9M$43.9M
101c
14.00%Feb 28, 2031
UPS Intermediate, LLCterm loan lien unstated$42.7M$42.7M
101c
S+650 bpJul 29, 2029
UBM AcquireCo LLCterm loan lien unstated$42.8M$42.4M
100c
10.00%Dec 20, 2030
Mission Critical Groupequity equityn/a$41.7M
3377c
Vitesse Systemsterm loan lien unstated$41.4M$41.4M
101c
S+700 bpDec 22, 2028
RFG AcquireCo, LLCterm loan lien unstated$41.5M$41.4M
100c
13.50%Jun 2, 2030
Nello Industries Investco, LLCterm loan lien unstated$41.3M$41.3M
100c
13.00%Jun 4, 2029
Chamberlin Holding LLCterm loan lien unstated$41.2M$41.2M
100c
S+800 bpFeb 26, 2029
GRT Rubber Technologies LLCterm loan lien unstated$40.5M$40.5M
100c
S+800 bpOct 29, 2026
MCT Purchaserco Holding Inc.term loan lien unstated$39.6M$39.6M
101c
S+550 bpDec 2, 2030
Xenon Arc, Inc.term loan lien unstated$36.9M$36.9M
101c
S+600 bpDec 20, 2028
Gulf Manufacturing, LLCterm loan lien unstated$36.7M$35.9M
100c
S+813 bpMar 15, 2029
Channel Partners Intermediateco, LLCterm loan lien unstated$35.6M$35.6M
100c
S+675 bpFeb 7, 2027
Titan Meter Midco Corp.term loan lien unstated$33.4M$33.4M
102c
S+650 bpMar 11, 2029
Hornblower Sub, LLCterm loan lien unstated$33.1M$33.1M
101c
S+550 bp
PIK 1.50%
Jul 3, 2029
TEC Services, LLCterm loan lien unstated$31.8M$31.8M
101c
S+550 bpDec 31, 2029
Richardson Sales Solutionsterm loan lien unstated$31.8M$31.8M
102c
S+500 bpAug 24, 2028
Legacy Swim Groupterm loan lien unstated$32.0M$31.7M
100c
13.00%Nov 7, 2030
Trantech Radiator Topco, LLCterm loan lien unstated$31.3M$31.3M
101c
13.50%May 31, 2031
Coregistics Buyer LLCterm loan lien unstated$31.6M$30.4M
98c
S+675 bpJun 28, 2029
FCC Intermediate Holdco, LLCterm loan lien unstated$30.3M$30.3M
108c
13.00%May 29, 2029
GradeEight Corp.term loan lien unstated$30.4M$30.3M
101c
S+750 bpOct 4, 2029
Garyline, LLC.term loan lien unstated$28.2M$28.2M
101c
S+725 bpOct 14, 2027
Airo Purchaser, Inc.term loan lien unstated$27.5M$27.5M
101c
S+525 bpAug 1, 2030
HOWLCO LLCterm loan lien unstated$27.7M$26.7M
96c
S+650 bp
PIK 3.50%
Oct 23, 2027
Hawk Ridge Systems, LLCpreferred equity equityn/a$26.3M
923c
Obra Capital, Inc.term loan lien unstated$26.0M$26.0M
103c
S+750 bp
PIK 0.50%
Jun 21, 2029
California Splendor Holdings LLCterm loan lien unstated$25.8M$25.4M
98c
14.00%Aug 28, 2028
Escalent, Inc.term loan lien unstated$25.1M$25.1M
101c
S+600 bpApr 7, 2029
CGMS Parent LLCterm loan lien unstated$24.7M$24.5M
100c
13.00%Dec 26, 2030
Xenon Arc, Inc.term loan lien unstated$23.4M$23.4M
101c
S+600 bpDec 20, 2028
AVEX Aviation Holdings, LLCterm loan lien unstated$23.1M$23.1M
101c
S+725 bpDec 23, 2027
Doral Holdings, LLCterm loan lien unstated$21.5M$21.5M
101c
11.00%May 20, 2030
Orttech Holdings, LLCterm loan lien unstated$20.8M$20.8M
100c
S+1100 bpJul 31, 2026
Richardson Sales Solutionsterm loan lien unstated$20.7M$20.7M
101c
S+500 bpAug 24, 2028
Pro-Max Restoration & Paint, LLCterm loan lien unstated$20.4M$20.2M
100c
S+575 bpApr 24, 2031
ArborWorks, LLCpreferred equity equityn/a$18.4M
131c
MonitorUS Holding, LLCterm loan lien unstated$18.2M$18.2M
100c
9.00%
PIK 6.00%
May 30, 2029
NuStep, LLCterm loan lien unstated$18.4M$17.7M
97c
12.00%Jan 31, 2030
Shift Transit ParentCo, LPterm loan lien unstated$17.8M$17.6M
100c
13.00%Apr 22, 2031
California Splendor Holdings LLCpreferred equity equityn/a$16.7M
100c
15.00%
PIK 15.00%
MS Private Loan Fund I, LPterm loan lien unstated$16.5M$16.5M
100c
S+300 bpMar 23, 2031
DMA Industries, LLCpreferred equity equityn/a$15.9M
267c
ZRG Partners, LLCterm loan lien unstated$15.9M$15.9M
101c
S+600 bpJun 14, 2029
UBM AcquireCo LLCterm loan lien unstated$15.6M$15.5M
100c
10.00%Dec 20, 2030
SPAU Holdings, LLCterm loan lien unstated$15.3M$15.3M
101c
S+700 bpJul 2, 2029
Adams Publishing Group, LLCterm loan lien unstated$15.3M$15.2M
100c
S+800 bp
PIK 1.00%
Mar 11, 2027
Infinity X1 Holdings, LLCterm loan lien unstated$14.8M$14.8M
100c
12.00%Mar 31, 2028
CRC Evans USA Bidco, Inc.term loan lien unstated$14.6M$14.6M
102c
S+675 bpJun 30, 2029
Computer Data Source, LLCterm loan lien unstated$22.1M$14.4M
65c
S+1025 bp
PIK 14.05%
Aug 6, 2026
Robbins Bros. Jewelry, Inc.term loan lien unstated$33.7M$13.8M
44c
12.50%
PIK 10.00%
Dec 15, 2026
Invincible Boat Company, LLC.term loan lien unstated$17.5M$13.3M
76c
S+750 bp
PIK 11.29%
Mar 31, 2029
Watterson Brands, LLCterm loan lien unstated$13.3M$13.3M
100c
6.00%
PIK 6.00%
Jun 30, 2029
RA Outdoors LLCterm loan lien unstated$15.8M$13.2M
83c
S+675 bp
PIK 10.58%
Jun 30, 2027
UPS Intermediate, LLCterm loan lien unstated$13.1M$13.1M
102c
S+650 bpJul 29, 2029
CoreStack, Inc.term loan lien unstated$13.1M$13.1M
100c
Sep 25, 2028
DMA Industries, LLCterm loan lien unstated$12.8M$12.8M
100c
13.00%Jun 18, 2029
Insight Borrower Corporationterm loan lien unstated$14.1M$12.8M
92c
S+625 bpJul 19, 2029
MonitorUS Holding, LLCterm loan lien unstated$10.8M$12.2M
113c
9.00%
PIK 6.00%
May 30, 2029
RFG AcquireCo, LLCterm loan lien unstated$12.0M$11.9M
100c
13.50%Jun 2, 2030
Integral Energy Servicesterm loan lien unstated$12.2M$11.9M
98c
S+750 bpAug 20, 2027
Digital Products Holdings LLCterm loan lien unstated$11.6M$11.6M
100c
S+1000 bpApr 27, 2029
PrimeFlight Aviation Services | Secured Debt 8term loan lien unstated$11.5M$11.5M
101c
S+475 bpMay 1, 2029
Microbe Formulas, LLCterm loan lien unstated$11.4M$11.4M
101c
S+550 bpApr 3, 2028
UniTek Global Services, Inc.preferred equity equityn/a$11.2M
133c
20.00%
PIK 20.00%
Microbe Formulas, LLCterm loan lien unstated$11.0M$11.0M
101c
S+550 bpApr 3, 2028
PavCon LLCterm loan lien unstated$10.8M$10.7M
101c
S+550 bpJan 2, 2031
Xenon Arc, Inc.term loan lien unstated$10.5M$10.5M
101c
S+600 bpDec 20, 2028
South Coast Terminals Holdings, LLCterm loan lien unstated$10.4M$10.4M
101c
S+500 bpAug 8, 2029
Coregistics Buyer LLCterm loan lien unstated$10.5M$10.4M
100c
S+650 bpJun 28, 2029
Shift Transit ParentCo, LPterm loan lien unstated$10.2M$10.1M
100c
13.00%Apr 22, 2031
MCT Purchaserco Holding Inc.term loan lien unstated$10.1M$10.1M
101c
S+550 bpDec 2, 2030
IG Parent Corporationterm loan lien unstated$10.1M$10.1M
100c
S+575 bpJul 30, 2028
NuStep, LLCpreferred equity equityn/a$10.0M
85c
CQ Fluency, LLCterm loan lien unstated$10.0M$10.0M
101c
S+650 bpJun 27, 2027
Batjer TopCo, LLCterm loan lien unstated$9.8M$9.8M
100c
10.00%Mar 7, 2027
GS HVAM Intermediate, LLCterm loan lien unstated$9.8M$9.8M
100c
S+650 bpNov 30, 2026
Adams Publishing Group, LLCterm loan lien unstated$9.6M$9.6M
100c
S+800 bp
PIK 1.00%
Mar 11, 2027
Behavior Development Group Holdingsterm loan lien unstated$9.5M$9.5M
101c
S+600 bpDec 17, 2030
ArborWorks, LLCterm loan lien unstated$9.5M$9.5M
100c
S+650 bp
PIK 10.24%
Nov 6, 2028
YS Garments, LLCterm loan lien unstated$10.6M$9.3M
88c
S+750 bpAug 9, 2027
CRC Evans USA Bidco, Inc.term loan lien unstated$9.3M$9.3M
102c
S+675 bpJun 30, 2029
DMA Industries, LLCpreferred equity equityn/a$9.2M
227c
15.00%
PIK 15.00%
AGS American Glass Services Acquisition, LLCterm loan lien unstated$9.2M$9.1M
100c
S+550 bpJul 24, 2031
EnCap Energy Fund Investments.equity equityn/a$8.8M
111c
Page 1 of 9Next
Registration
Fiscal year end
1231reported
Incorporated
MDreported
On the SEC BDC report
2012 to 2026reported
Filings listed
19reported10-Q and 10-K since 2022
Latest schedule
0001396440-26-000094reported