v3.26.3
Net Assets (Tables)
 9 Months Ended
Sep. 30, 2026
Equity [Abstract]  
Schedule of Net Assets
The table below illustrates the effect of certain transactions on the net asset accounts of the Company during the three and nine months ended September 30, 2026:
Accumulated Undistributed (Overdistributed) Earnings
Common StockTreasury StockPaid in
Capital in
Excess		Accumulated
Net Investment		Accumulated Net Realized Net 
Unrealized Appreciation		Total Net AssetsNon-
Controlling
Interest in		Total
SharesPar Amountat Costof ParIncome(Losses) Gains(Depreciation)of NMFCNMNLCNet Assets
Net assets at December 31, 2025102,638,388 $1,079 $(51,952)$1,354,726 $192,583 $(98,121)$(216,138)$1,182,177 $6,079 $1,188,256 
Repurchases of common
stock under the
Repurchase Program		(7,063,237)— (56,597)— — — — (56,597)— (56,597)
Distributions declared — — — — (31,150)— — (31,150)(90)(31,240)
Contributions related to non-controlling interest in NMNLC— — — — — — — — 300 300 
Net increase (decrease) in net assets resulting from operations— — — — 30,517 (32,010)(49,435)(50,928)179 (50,749)
Net assets at March 31, 202695,575,151 $1,079 $(108,549)$1,354,726 $191,950 $(130,131)$(265,573)$1,043,502 $6,468 $1,049,970 
Repurchases of common
stock under the
Repurchase Program		(1,122,761)— (8,966)— — — — (8,966)— (8,966)
Distributions declared— — — — (23,612)— — (23,612)(90)(23,702)
Net increase (decrease) in net assets resulting from operations— — — — 24,502 (44,984)37,739 17,257 256 17,513 
Net assets at June 30, 202694,452,390 $1,079 $(117,515)$1,354,726 $192,840 $(175,115)$(227,834)$1,028,181 $6,634 $1,034,815 
Distributions declared — — — — (23,613)— — (23,613)(737)(24,350)
Net increase (decrease) in net assets resulting from operations— — — — 23,580 (532)(19,569)3,479 264 3,743 
Net assets at September 30, 202694,452,390 $1,079 $(117,515)$1,354,726 $192,807 $(175,647)$(247,403)$1,008,047 $6,161 $1,014,208 
The table below illustrates the effect of certain transactions on the net asset accounts of the Company during the three and nine months ended September 30, 2025:
Accumulated Undistributed (Overdistributed) Earnings
Common StockTreasury StockPaid in
Capital in Excess		Accumulated
Net Investment		Accumulated Net Realized 
(Losses)		Net 
Unrealized Appreciation		Total Net AssetsNon-Controlling Interest inTotal
SharesPar Amountat Costof ParIncomeGains(Depreciation)of NMFCNMNLCNet Assets
Net assets at December 31, 2024107,851,415 $1,079 $— $1,365,852 $181,266 $(141,279)$(53,579)$1,353,339 $5,952 $1,359,291 
Offering costs— — — (28)— — — (28)— (28)
Distributions declared— — — — (34,512)— — (34,512)(90)(34,602)
Net increase (decrease) in net assets resulting from operations— — — — 34,524 37,825 (48,936)23,413 104 23,517 
Net assets at March 31, 2025107,851,415 $1,079 $— $1,365,824 $181,278 $(103,454)$(102,515)$1,342,212 $5,966 $1,348,178 
Repurchases of
common stock
under Old
Repurchase
Program		(925,216)— (9,642)— — — — (9,642)— (9,642)
Conversion of
2022 Convertible
Notes to Shares		514 — — — — — — — — — 
Offering costs— — — 14 — — — 14 — 14 
Distributions declared— — — — (34,499)— — (34,499)(90)(34,589)
Net increase (decrease) in net assets resulting from operations— — — — 34,468 13,389 (40,083)7,774 101 7,875 
Net assets at June 30, 2025106,926,713 $1,079 $(9,642)$1,365,838 $181,247 $(90,065)$(142,598)$1,305,859 $5,977 $1,311,836 
Repurchases of
common stock
under Old
Repurchase
Program		(2,737,377)— (27,611)— — — — (27,611)— (27,611)
Conversion of
2022 Convertible
Notes to Shares		— — — 7 — — — 7 — 7 
Offering costs— — — 4 — — — 4 — 4 
Distributions declared— — — — (33,822)— — (33,822)(90)(33,912)
Net increase (decrease) in net assets resulting from operations— — — — 33,925 9 (21,745)12,189 153 12,342 
Net assets at September 30, 2025104,189,336 $1,079 $(37,253)$1,365,849 $181,350 $(90,056)$(164,343)$1,256,626 $6,040 $1,262,666