New Mountain Finance Corporation
US ˙ NasdaqGS ˙ US6475511001

SecurityNMFC / New Mountain Finance Corporation
InstitutionCitigroup Inc
Latest Disclosed Ownership5 shares
Latest Disclosed Value $ 39
Citigroup Inc ownership in NMFC / New Mountain Finance Corporation

On May 11, 2026 - Citigroup Inc filed a 13F-HR form disclosing ownership of 5 shares of New Mountain Finance Corporation (US:NMFC) valued at $39 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 13, 2026 disclosing 5 shares of New Mountain Finance Corporation. The current value of the position is $40 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-11 2026-03-31 13F NEW MTN FIN COM 647551100 5 0 0.00 0 0.0000
2026-02-13 2025-12-31 13F NEW MTN FIN COM 647551100 5 0 0.00 0 0.0000
2025-11-10 2025-09-30 13F NEW MTN FIN COM 647551100 5 -12 -70.59 0 0.0000
2025-08-11 2025-06-30 13F NEW MTN FIN COM 647551100 17 -10,933 -99.84 0 -100.00 0.0000
2025-05-12 2025-03-31 13F NEW MTN FIN COM 647551100 10,950 5,679 107.74 121 103.39 0.0001
2025-02-12 2024-12-31 13F NEW MTN FIN COM 647551100 5,271 1,223 30.21 59 22.92 0.0000
2024-11-12 2024-09-30 13F NEW MTN FIN COM 647551100 4,048 4,043 80,860.00 48 0.0000
2024-08-12 2024-06-30 13F NEW MTN FIN COM 647551100 5 0 0.00 0 0.0000
2024-05-10 2024-03-31 13F NEW MTN FIN COM 647551100 5 0 0.00 0 0.0000
2024-02-09 2023-12-31 13F NEW MTN FIN COM 647551100 5 0 0.00 0 0.0000
2023-12-06 2023-09-30 13F/A-1 NEW MTN FIN COM 647551100 5 -69 -93.24 0 0.0000
2023-11-09 2023-09-30 13F NEW MTN FIN COM 647551100 5 -69 0 0.0000
2023-08-10 2023-06-30 13F NEW MTN FIN COM 647551100 74 69 1,380.00 1 0.0000
2023-05-11 2023-03-31 13F NEW MTN FIN COM 647551100 5 0 0.00 0 0.0000
2023-02-09 2022-12-31 13F NEW MTN FIN COM 647551100 5 0 0.00 0 0.0000
2022-11-10 2022-09-30 13F NEW MTN FIN COM 647551100 5 -320 -98.46 0 -100.00
2022-08-10 2022-06-30 13F NEW MTN FIN COM 647551100 325 320 6,400.00 4 0.0000
2022-05-12 2022-03-31 13F NEW MTN FIN COM 647551100 5 0 0.00 0 0.0000
2022-02-10 2021-12-31 13F NEW MTN FIN COM 647551100 5 0 0.00 0 0.0000
2021-11-10 2021-09-30 13F NEW MTN FIN COM 647551100 5 -10,597 -99.95 0 -100.00
2021-08-10 2021-06-30 13F NEW MTN FIN COM 647551100 10,602 10,312 3,555.86 140 3,400.00 0.0001
2021-05-13 2021-03-31 13F NEW MTN FIN COM 647551100 290 0 0.00 4 33.33 0.0000
2021-02-11 2020-12-31 13F NEW MTN FIN COM 647551100 290 0 0.00 3 0.00 0.0000
2020-11-12 2020-09-30 13F NEW MTN FIN COM 647551100 290 0 0.00 3 0.00 0.0000
2020-08-12 2020-06-30 13F NEW MTN FIN COM 647551100 290 0 0.00 3 50.00 0.0000
2020-05-12 2020-03-31 13F NEW MTN FIN COM 647551100 290 0 0.00 2 -50.00 0.0000
2020-02-12 2019-12-31 13F NEW MTN FIN COM 647551100 290 0 0.00 4 0.00 0.0000
2019-11-08 2019-09-30 13F NEW MTN FIN COM 647551100 290 0 0.00 4 0.00 0.0000
2019-08-12 2019-06-30 13F NEW MTN FIN COM 647551100 290 0 0.00 4 0.00 0.0000
2019-05-13 2019-03-31 13F NEW MTN FIN COM 647551100 290 0 0.00 4 0.00 0.0000
2019-02-12 2018-12-31 13F NEW MTN FIN COM 647551100 290 0 0.00 4 0.00 0.0000
2018-11-13 2018-09-30 13F NEW MTN FIN COM 647551100 290 -1,748 -85.77 4 -85.71 0.0000
2018-08-10 2018-06-30 13F NEW MTN FIN COM 647551100 2,038 0 0.00 28 3.70 0.0000
2018-05-11 2018-03-31 13F NEW MTN FIN COM 647551100 2,038 -1,638 -44.56 27 -46.00 0.0000
2018-02-12 2017-12-31 13F NEW MTN FIN COM 647551100 3,676 723 24.48 50 19.05 0.0000
2017-11-13 2017-09-30 13F NEW MTN FIN COM 647551100 2,953 2,548 629.14 42 600.00 0.0000
2017-08-11 2017-06-30 13F NEW MTN FIN COM 647551100 405 -28,029 -98.58 6 -98.58 0.0000
2017-05-12 2017-03-31 13F NEW MTN FIN COM 647551100 28,434 3,915 15.97 424 22.54 0.0004
2017-02-10 2016-12-31 13F NEW MTN FIN COM 647551100 24,519 -4,754 -16.24 346 -14.14 0.0003
2016-11-10 2016-09-30 13F NEW MTN FIN COM 647551100 29,273 -213 -0.72 403 6.05 0.0004
2016-08-12 2016-06-30 13F NEW MTN FIN COM 647551100 29,486 -237 -0.80 380 1.06 0.0004
2016-05-13 2016-03-31 13F NEW MTN FIN COM 647551100 29,723 -2,382 -7.42 376 -10.05 0.0004
2016-02-12 2015-12-31 13F NEW MTN FIN COM 647551100 32,105 -744 -2.26 418 -6.49 0.0004
2015-11-13 2015-09-30 13F NEW MTN FIN COM 647551100 32,849 -1,962 -5.64 447 -11.49 0.0004
2015-08-13 2015-06-30 13F NEW MTN FIN COM 647551100 34,811 31,960 1,121.01 505 1,102.38 0.0004
2015-05-14 2015-03-31 13F NEW MTN FIN COM 647551100 2,851 1,761 161.56 42 162.50 0.0000
2015-02-17 2014-12-31 13F NEW MTN FIN COM 647551100 1,090 -14 -1.27 16 0.00 0.0000
2014-11-14 2014-09-30 13F NEW MTN FIN COM 647551100 1,104 -1,011 -47.80 16 -50.00 0.0000
2014-08-14 2014-06-30 13F NEW MTN FIN COM 647551100 2,115 -10,385 -83.08 32 -82.42 0.0000
2014-05-15 2014-03-31 13F NEW MTN FIN COM 647551100 12,500 -8,516 -40.52 182 -42.41 0.0002
2014-02-14 2013-12-31 13F NEW MTN FIN COM 647551100 21,016 13,137 166.73 316 179.65 0.0003
2013-11-14 2013-09-30 13F NEW MTN FIN COM 647551100 7,879 -9,459 -54.56 113 -53.88 0.0001
2013-08-14 2013-06-30 13F NEW MTN FIN COM 647551100 17,338 17,338 245 0.0002
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.