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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, Q4 2025

Institutional positions in New Mountain Finance Corp as of Dec 31, 2025. 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
171
+16 vs. Q3 2025
Shares held
33.7M
+4.35M (+14.8%) vs. Q3 2025
Total value
$310.2M
+$27.1M (+9.6%) vs. Q3 2025
New holders
44
41 more added
Sold out
28
53 more reduced

3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 171 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 heldQ4 2025: $310.2M
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, Q4 2025

Shares, value and share of portfolio for each institution holding New Mountain Finance Corp; share changes are against Q3 2025.

Institutions holding NMFC in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
PFG Investments, LLC20,600$189.7K0.01%−8,971−30.3%Reduced
Wealthedge Investment Advisors, LLC20,477$188.6K0.07%−75,741−78.7%Reduced
Tudor Investment Corp Et Al19,092$175.8K0.00%+19,092New
TrueMark Investments, LLC18,558$170.9K0.03%+18,558New
Two Sigma Securities, LLC17,936$165.2K0.02%+17,936New
Captrust Financial Advisors17,819$164.1K0.00%−23,003−56.3%Reduced
Simplex Trading, LLC17,727$163.3K0.00%+17,727New
Apella Capital, LLC17,525$161.4K0.00%+17,525New
PharVision Advisers, LLC17,017$156.7K0.08%+17,017New
ExodusPoint Capital Management, LP16,915$155.8K0.00%+16,915New
Schonfeld Strategic Advisors LLC16,380$150.9K0.00%+16,380New
Whittier Trust Co16,222$150.1K0.00%00.0%Unchanged
Verition Fund Management LLC16,200$149.2K0.00%00.0%Unchanged
Advyzon Investment Management, LLC16,080$148.1K0.02%+3,246+25.3%Added
Wedbush Securities Inc16,025$148.0K0.00%−1,500−8.6%Reduced
Rothschild Investment LLC16,000$147.4K0.01%−3,000−15.8%Reduced
Arkadios Wealth Advisors16,000$147.4K0.00%00.0%Unchanged
Mercer Global Advisors Inc15,847$146.0K0.00%+15,847New
Rockefeller Capital Management L.P.15,312$141.0K0.00%+10,503+218.4%Added
Nomura Holdings Inc15,000$138.2K0.00%+15,000New
Tower Research Capital LLC (TRC)14,848$136.8K0.00%+12,865+648.8%Added
ProShare Advisors LLC14,259$131.3K0.00%−5,370−27.4%Reduced
Condor Capital Management14,107$129.9K0.01%+374+2.7%Added
Bryn Mawr Trust Co14,000$128.9K0.00%00.0%Unchanged
Aquatic Capital Management LLC13,818$127.3K0.00%−3,922−22.1%Reduced
Creative Planning13,762$126.8K0.00%−631−4.4%Reduced
Calton & Associates, Inc.13,609$125.3K0.02%+13,609New
Oak Family Advisors, LLC13,445$123.8K0.04%+13,445New
Sowell Financial Services LLC12,967$119.4K0.00%+12,967New
Squarepoint Ops LLC12,597$116.0K0.00%+12,597New
EMC Capital Management11,820$109.0K0.05%−2,086−15.0%Reduced
Williams Jones Wealth Management, LLC.11,000$101.3K0.00%−3,000−21.4%Reduced
Genesee Capital Advisors, LLC10,730$98.8K0.04%+10,730New
Seven Mile Advisory10,630$97.9K0.02%+10,630New
AE Wealth Management LLC10,513$96.8K0.00%−388−3.6%Reduced
Alpha Cubed Investments, LLC10,164$93.6K0.00%+10,164New
Glenview Trust Co10,100$93.0K0.00%00.0%Unchanged
Brown Advisory Inc10,000$92.1K0.00%00.0%Unchanged
Verity & Verity, LLC10,000$92.1K0.01%00.0%Unchanged
BNP PARIBAS ASSET MANAGEMENT Holding S.A.9,581$88.0K0.00%+9,581New
Sound Income Strategies, LLC7,683$70.1K0.00%+6,722+699.5%Added
CIBC Private Wealth Group, LLC6,000$55.3K0.00%00.0%Unchanged
State of Alaska, Department of Revenue4,895$45.0K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA4,756$43.8K0.00%−12,366−72.2%Reduced
Harbour Investments, Inc.4,348$40.0K0.00%−2,000−31.5%Reduced
MTM Investment Management, LLC3,600$33.2K0.01%00.0%Unchanged
WealthCollab, LLC1,761$16.2K0.01%00.0%Unchanged
GWM Advisors LLC1,697$15.6K0.00%−348−17.0%Reduced
Geneos Wealth Management Inc.1,553$14.3K0.00%00.0%Unchanged
Quarry LP1,149$10.6K0.00%+1,149New
Comerica Bank1,100$10.1K0.00%00.0%Unchanged
First Horizon Corp1,000$9.21K0.00%00.0%Unchanged
CWM, LLC815$8.00K0.00%−960−54.1%Reduced
Pin Oak Investment Advisors Inc969$8.00K0.01%00.0%Unchanged
Flagship Harbor Advisors, LLC651$6.00K0.00%+651New
Natixis532$4.89K0.00%−41,684−98.7%Reduced
Newbridge Financial Services Group, Inc.485$4.47K0.00%00.0%Unchanged
Jones Financial Companies LLLP437$4.03K0.00%+437New
Bank & Trust Co422$3.89K0.00%00.0%Unchanged
Chelsea Counsel Co340$3.13K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC308$2.84K0.00%00.0%Unchanged
Parallel Advisors, LLC300$2.76K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.300$2.76K0.00%+300New
Larson Financial Group LLC263$2.42K0.00%−10,712−97.6%Reduced
Umb Bank N A225$2.07K0.00%+225New
Allworth Financial LP90$8280.00%00.0%Unchanged
Citigroup Inc5$460.00%00.0%Unchanged
Huntington National Bank1$90.00%−4,533−100.0%Reduced
Danske Bank A/S1$90.00%00.0%Unchanged
MAI Capital Management0$30.00%−5,511−100.0%Reduced
Union Bancaire Privee, UBP SA22,392––−6,420−22.3%Reduced
Kovitz Investment Group Partners, LLC0$00.00%−238,543−100.0%Sold out
Rockingstone Advisors LLC0$00.00%−186,932−100.0%Sold out
Arlington Capital Management, Inc.0$00.00%−127,521−100.0%Sold out
Dorsey & Whitney Trust CO LLC0$00.00%−112,410−100.0%Sold out
Macquarie Group Ltd0$00.00%−95,300−100.0%Sold out
Everstar Asset Management, LLC0$00.00%−82,310−100.0%Sold out
Epoch Investment Partners, Inc.0$00.00%−73,315−100.0%Sold out
Acadian Asset Management LLC0$00.00%−71,170−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−45,295−100.0%Sold out
Key Client Fiduciary Advisors, LLC0$00.00%−40,611−100.0%Sold out
Marshall Wace, LLP0$00.00%−32,273−100.0%Sold out
Zuckerman Investment Group, LLC0$00.00%−25,000−100.0%Sold out
SEI Investments Co0$00.00%−24,003−100.0%Sold out
Bard Associates Inc0$00.00%−21,996−100.0%Sold out
Wealth Enhancement Advisory Services, LLC0$00.00%−20,061−100.0%Sold out
Bank of Montreal0$00.00%−19,267−100.0%Sold out
Sanders Morris Harris LLC0$00.00%−16,375−100.0%Sold out
Truist Financial Corp0$00.00%−15,791−100.0%Sold out
Vise Technologies, Inc.0$00.00%−15,408−100.0%Sold out
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors0$00.00%−12,038−100.0%Sold out
Catalina Capital Group, LLC0$00.00%−11,220−100.0%Sold out
SG Americas Securities, LLC0$00.00%−11,216−100.0%Sold out
United Capital Financial Advisers, LLC0$00.00%−10,076−100.0%Sold out
Advisory Services Network, LLC0$00.00%−6,757−100.0%Sold out
US Bancorp0$00.00%−5,000−100.0%Sold out
Atlantic Trust, LLC0$00.00%−4,145−100.0%Sold out
Principal Securities, Inc.0$00.00%−1,004−100.0%Sold out
Barclays PLC0$00.00%−10−100.0%Sold out
WFA Asset Management Corp––––Not filed