No. Sixth Street Specialty Lending's dividend is generally not a "qualified dividend' for tax purposes and therefore generally is not eligible for the lower qualified dividend tax rate.
How often are Orcc dividends?
4 dividends per year
Do people pay monthly dividends?
In the United States, companies usually pay dividends quarterly, though some pay monthly or semiannually. A company's board of directors must approve each dividend. The company will then announce when the dividend will be paid, the amount of the dividend, and the ex-dividend date.