Exhibit (s)

Calculation of Filing Fee Table

N-2

(Form Type)

New Mountain Finance Corporation

(Exact Name of Registrant as Specified in its Charter)

Table 1: Newly Registered and Carry Forward Securities

Security Type

Security Class Title

Fee Calculation or Carry Forward Rule

Amount Being Registered

Proposed Maximum Offering Price Per Unit

Proposed Maximum Aggregate Offering Price

Fee Rate

Amount of Registration Fee

Carry Forward Form Type

Carry Forward File Number

Carry Forward Initial Effective Date

Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward

Fees to be Paid

Equity

Common Stock, $0.001 par value

Rule 456(b) and Rule 457(r)(1)

Fees to be Paid

Equity

Preferred Stock

Rule 456(b) and Rule 457(r)(1)

Fees to be Paid

Other

Subscription Rights

Rule 456(b) and Rule 457(r)(1)

Fees to be Paid

Debt

Debt Securities

Rule 456(b) and Rule 457(r)(1)

Fees to be Paid

Other

Warrants

Rule 456(b) and Rule 457(r)(1)

Fees Previously Paid

N/A

N/A

N/A

N/A

N/A

N/A

N/A

Carry Forward Securities

Carry Forward Securities

Equity

Common Stock, $0.001 par value

Carry Forward Securities

Equity

Preferred Stock

Carry Forward Securities

Other

Subscription Rights

Carry Forward Securities

Debt

Debt Securities

Carry Forward Securities

Other

Warrants

Carry Forward Securities

Unallocated (Universal) Shelf

Unallocated (Universal) Shelf (2)

$246,053,264.81

N-2

333-272060

May 18, 2023

$27,115.07

Total Offering Amount

N/A

Total Fees Previously Paid

$27,115.07

Total Fee Offsets

N/A

Net Fee Due

$0.00

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(1)In accordance with Rule 456(b) and Rule 457(r) promulgated under the Securities Act of 1933, as amended (the “Securities Act”), New Mountain Finance Corporation (the “Registrant”) is deferring payment of all of the registration fees.

(2)Pursuant to Rule 415(a)(6) under the Securities Act, this Registration Statement includes $246,053,264.81 of unsold securities of the Registrant that was previously registered on the Registrant’s Registration Statement on Form N-2 (File No. 333-272060) (the “Unsold Securities”), which was filed with the Securities and Exchange Commission (the “SEC”) on May 18, 2023 and automatically became effective upon filing with the SEC (the “Prior Registration Statement”). The Registrant previously paid a filing fee in the aggregate of $27,115.07 relating to the Unsold Securities. Pursuant to Rule 415(a)(6), the offering of the Unsold Securities registered under the Prior Registration Statement will be deemed terminated as of the effective date of this Registration Statement.