Fourth Quarter
For the three months ended December 31, 2023, new investment commitments totaled $435.9 million across 17 new portfolio companies and 13 existing portfolio companies.
This compares to $77.1 million for the three months ended September 30, 2023 across 7 new portfolio companies and 7 existing portfolio companies, and $136.7 million for the three months ended December 31, 2022 across 5 new portfolio companies and 1 existing portfolio company.
For the three months ended December 31, 2023, the principal amount of new investments funded was $350.8 million. For this period, the Company had $328.4 million aggregate principal amount in sales and repayments.
For the three months ended September 30, 2023, the principal amount of new investments funded was $64.3 million. For this period, the Company had $61.3 million aggregate principal amount in sales and repayments.
For the three months ended December 31, 2022, the principal amount of new investments funded was $125.7 million. For this period, the Company had $10.3 million aggregate principal amount in sales and repayments.
As of December 31, 2023 and September 30, 2023, the Company had investments in 153 and 146 portfolio companies with an aggregate fair value of $3.6 billion and $3.6 billion, respectively. As of December 31, 2023, the average investment size in each portfolio company was $23.5 million based on fair value.
As of December 31, 2023, based on fair value, our portfolio consisted of 76.4% first lien senior secured debt investments, 12.1% second lien senior secured debt investments, 1.7% unsecured debt investments, 5.2% preferred equity investments, and 4.6% common equity investments.
As of September 30, 2023, based on fair value, our portfolio consisted of 77.2% first lien senior secured debt investments, 11.9% second lien senior secured debt investments, 1.6% unsecured debt investments, 4.9% preferred equity investments, and 4.4% common equity investments.
As of December 31, 2023 and September 30, 2023, approximately 88.5% and 89.1% of the portfolio was invested in secured debt, respectively. As of December 31, 2023, 98.1% of our debt investments based on fair value in our portfolio were at floating rates.
As of December 31, 2023 and September 30, 2023, the weighted average total yield of accruing debt and income-producing securities at fair value (which includes interest income and amortization of fees and discounts) was 12.1% and 12.0%, respectively, and the weighted average total yield of accruing debt and income-producing securities at amortized cost (which includes interest income and amortization of fees and discounts) was 12.1% and 12.0%, respectively.
As of December 31, 2023, two portfolio companies with an aggregate debt investment fair value of $18.8 million were on non-accrual status, representing 0.6% of the total fair value of the debt portfolio.