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New Mountain Finance Corp

NMFC
Exchange
Nasdaq
SEC CIK
0001496099

No open-market purchases or sales by New Mountain Finance Corp insiders were filed in the last 90 days; 143 institutions reported holding it in 13F filings for Q2 2026, worth $200.9M in total; no superinvestor holds it.

Other share classesNMFCZ

13F holders, Q1 2026

Institutional positions in New Mountain Finance Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
155
−12 vs. Q4 2025
Shares held
27.8M
−5.87M (−17.4%) vs. Q4 2025
Total value
$215.8M
−$94.2M (−30.4%) vs. Q4 2025
New holders
23
36 more added
Sold out
35
54 more reduced

4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting NMFC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 155 institutions
Q1 2021: 131 institutionsQ2 2021: 131 institutionsQ3 2021: 124 institutionsQ4 2021: 134 institutionsQ1 2022: 148 institutionsQ2 2022: 159 institutionsQ3 2022: 148 institutionsQ4 2022: 159 institutionsQ1 2023: 148 institutionsQ2 2023: 153 institutionsQ3 2023: 161 institutionsQ4 2023: 167 institutionsQ1 2024: 175 institutionsQ2 2024: 164 institutionsQ3 2024: 169 institutionsQ4 2024: 169 institutionsQ1 2025: 165 institutionsQ2 2025: 164 institutionsQ3 2025: 158 institutionsQ4 2025: 171 institutionsQ1 2026: 155 institutionsQ2 2026: 143 institutions
Value heldQ1 2026: $215.8M
Q1 2021: $391.7MQ2 2021: $409.1MQ3 2021: $403.0MQ4 2021: $406.9MQ1 2022: $422.6MQ2 2022: $378.3MQ3 2022: $361.2MQ4 2022: $406.0MQ1 2023: $389.2MQ2 2023: $406.3MQ3 2023: $423.2MQ4 2023: $438.3MQ1 2024: $445.4MQ2 2024: $440.3MQ3 2024: $424.0MQ4 2024: $391.6MQ1 2025: $363.1MQ2 2025: $328.4MQ3 2025: $284.1MQ4 2025: $310.2MQ1 2026: $215.8MQ2 2026: $200.9M
Institutions holding NMFC and their total value by quarter
QuarterHoldersValue
Q2 2026143$200.9M
Q1 2026155$215.8M
Q4 2025171$310.2M
Q3 2025158$284.1M
Q2 2025164$328.4M
Q1 2025165$363.1M
Q4 2024169$391.6M
Q3 2024169$424.0M
Q2 2024164$440.3M
Q1 2024175$445.4M
Q4 2023167$438.3M
Q3 2023161$423.2M
Q2 2023153$406.3M
Q1 2023148$389.2M
Q4 2022159$406.0M
Q3 2022148$361.2M
Q2 2022159$378.3M
Q1 2022148$422.6M
Q4 2021134$406.9M
Q3 2021124$403.0M
Q2 2021131$409.1M
Q1 2021131$391.7M

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding New Mountain Finance Corp; share changes are against Q4 2025.

Institutions holding NMFC in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Apella Capital, LLC17,525$149.0K0.00%00.0%Unchanged
Fund Advisors of America Inc18,882$146.5K0.15%−2,655−12.3%Reduced
ProShare Advisors LLC18,406$142.8K0.00%+4,147+29.1%Added
Susquehanna International Group, LLP17,707$137.4K0.00%−95,104−84.3%Reduced
Glenview Trust Co17,500$135.8K0.00%+7,400+73.3%Added
Calton & Associates, Inc.16,465$127.8K0.02%+2,856+21.0%Added
Sanders Morris Harris LLC16,375$127.1K0.02%+16,375New
Rothschild Investment LLC16,000$124.2K0.01%00.0%Unchanged
Arkadios Wealth Advisors16,000$124.2K0.00%00.0%Unchanged
Raymond James Financial Inc15,981$124.0K0.00%−8,784−35.5%Reduced
Wedbush Securities Inc16,025$124.0K0.00%00.0%Unchanged
Genesee Capital Advisors, LLC15,896$123.4K0.05%+5,166+48.1%Added
SG Americas Securities, LLC15,693$122.0K0.00%+15,693New
Creative Planning14,255$110.6K0.00%+493+3.6%Added
Wealthedge Investment Advisors, LLC12,700$98.6K0.04%−7,777−38.0%Reduced
SMH Capital Advisors Inc12,000$93.1K0.26%+12,000New
Catalyst Capital Advisors LLC12,000$93.1K0.00%+12,000New
Sowell Financial Services LLC11,488$89.1K0.00%−1,479−11.4%Reduced
Williams Jones Wealth Management, LLC.11,000$85.4K0.00%00.0%Unchanged
Joel Isaacson & Co., LLC10,620$82.4K0.00%+10,620New
Rockefeller Capital Management L.P.10,503$81.5K0.00%−4,809−31.4%Reduced
AE Wealth Management LLC10,448$81.1K0.00%−65−0.6%Reduced
Brown Advisory Inc10,000$77.6K0.00%00.0%Unchanged
Verity & Verity, LLC10,000$77.6K0.01%00.0%Unchanged
State of Wyoming9,148$71.0K0.01%+9,148New
Sound Income Strategies, LLC7,683$59.2K0.00%00.0%Unchanged
Bryn Mawr Trust Co6,000$46.6K0.00%−8,000−57.1%Reduced
Steward Partners Investment Advisory, LLC5,422$42.1K0.00%+5,422New
Union Bancaire Privee, UBP SA5,193$39.6K0.00%−17,199−76.8%Reduced
State of Alaska, Department of Revenue4,895$37.0K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA4,756$36.9K0.00%00.0%Unchanged
Harbour Investments, Inc.4,348$33.7K0.00%00.0%Unchanged
MTM Investment Management, LLC3,600$27.9K0.01%00.0%Unchanged
Advisory Services Network, LLC2,573$20.0K0.00%+2,573New
The PNC Financial Services Group, Inc.2,300$17.8K0.00%+2,000+666.7%Added
GWM Advisors LLC1,697$13.2K0.00%00.0%Unchanged
Geneos Wealth Management Inc.1,553$12.1K0.00%00.0%Unchanged
Fifth Third Bancorp1,100$8.54K0.00%+1,100New
Pin Oak Investment Advisors Inc969$8.00K0.01%00.0%Unchanged
First Horizon Corp1,000$7.76K0.00%00.0%Unchanged
Natixis550$4.27K0.00%+18+3.4%Added
Bank & Trust Co422$3.27K0.00%00.0%Unchanged
Chelsea Counsel Co340$2.64K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC308$2.39K0.00%00.0%Unchanged
Parallel Advisors, LLC300$2.33K0.00%00.0%Unchanged
Larson Financial Group LLC274$2.13K0.00%+11+4.2%Added
CWM, LLC225$1.75K0.00%−590−72.4%Reduced
Umb Bank N A225$1.75K0.00%00.0%Unchanged
Community Financial Services Group, LLC200$1.54K0.00%+200New
Jones Financial Companies LLLP166$1.25K0.00%−271−62.0%Reduced
Allworth Financial LP95$7350.00%+5+5.6%Added
Caitong International Asset Management Co., Ltd76$5900.00%+76New
Citigroup Inc5$390.00%00.0%Unchanged
Huntington National Bank1$80.00%00.0%Unchanged
Danske Bank A/S1$80.00%00.0%Unchanged
Rivernorth Capital Management, LLC0$00.00%−1,338,277−100.0%Sold out
Ares Management LLC0$00.00%−602,575−100.0%Sold out
Truffle Hound Capital, LLC0$00.00%−550,000−100.0%Sold out
Franklin Resources Inc0$00.00%−455,022−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−275,000−100.0%Sold out
Quadrature Capital Ltd0$00.00%−56,578−100.0%Sold out
CWM Advisors, LLC0$00.00%−50,906−100.0%Sold out
SRS Capital Advisors, Inc.0$00.00%−44,643−100.0%Sold out
Quantbot Technologies LP0$00.00%−37,261−100.0%Sold out
Reuter James Wealth Management, LLC0$00.00%−34,299−100.0%Sold out
Kestra Advisory Services, LLC0$00.00%−24,852−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−22,800−100.0%Sold out
Virtu Financial LLC0$00.00%−21,914−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−19,092−100.0%Sold out
TrueMark Investments, LLC0$00.00%−18,558−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−17,936−100.0%Sold out
Simplex Trading, LLC0$00.00%−17,727−100.0%Sold out
PharVision Advisers, LLC0$00.00%−17,017−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−16,380−100.0%Sold out
Whittier Trust Co0$00.00%−16,222−100.0%Sold out
Verition Fund Management LLC0$00.00%−16,200−100.0%Sold out
Mercer Global Advisors Inc0$00.00%−15,847−100.0%Sold out
Nomura Holdings Inc0$00.00%−15,000−100.0%Sold out
Tower Research Capital LLC (TRC)0$00.00%−14,848−100.0%Sold out
Condor Capital Management0$00.00%−14,107−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−13,818−100.0%Sold out
Oak Family Advisors, LLC0$00.00%−13,445−100.0%Sold out
Squarepoint Ops LLC0$00.00%−12,597−100.0%Sold out
Seven Mile Advisory0$00.00%−10,630−100.0%Sold out
BNP PARIBAS ASSET MANAGEMENT Holding S.A.0$00.00%−9,581−100.0%Sold out
WealthCollab, LLC0$00.00%−1,761−100.0%Sold out
Quarry LP0$00.00%−1,149−100.0%Sold out
Flagship Harbor Advisors, LLC0$00.00%−651−100.0%Sold out
Newbridge Financial Services Group, Inc.0$00.00%−485−100.0%Sold out
MAI Capital Management0$00.00%0Sold out
EMC Capital Management––––Not filed
Alpha Cubed Investments, LLC––––Not filed
CIBC Private Wealth Group, LLC––––Not filed
Comerica Bank––––Not filed