Nuveen Taxable Municipal Income Fund Common Shares of Beneficial Interest (NBB)

FairStock Score: 24/100 — RISKY

Key Financials

AI Analysis

AI-generated, general educational analysis — not personal investment advice.

I start with the business, not the ticker. NBB is a closed-end fund that buys taxable U.S. municipal securities, especially Build America Bonds, and it uses derivatives. That is not an operating company with a durable competitive moat; its edge, if any, comes from management's credit selection and the fund's structure. At the close on 2026-10-13, the price was $14.13 and market cap was $465.3M. The P/E is 15.19, a FairStock calculation, and the dividend yield is 8.20% — attractive on income, but a high yield can be a warning if it is not covered. The 52-week range is $13.97 to $16.62, so the shares sit near the low end. FairStock's Graham Number is $18.45 and the margin of safety is 23.41%, which looks cheap on that metric. But the quality data are poor: Piotroski F-Score 1/9, Altman Z-Score 1.17, FairStock Score 24/100. ROE, ROCE, D/E and growth are not available, so I cannot verify durability or leverage. The Lynch category is none because there are only zero years of filed results, versus the three needed. For a fund, the Altman score is not a perfect tool, but it still signals fragility. I would want sustainable distributions, stable credit quality, and a clearer valuation picture before calling this a bargain. The price may be fair or modestly cheap, but the margin of safety is not overwhelming given weak quality signals.

In plain English: This is a closed-end fund that invests in taxable U.S. municipal bonds, including Build America Bonds. Its price is near the low end of its one-year range and it pays a high income, but its quality and stability scores look weak. Based on the numbers provided, the price looks roughly fair or slightly cheap, not a clear bargain.

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Data as of 2026-10-13 close · note generated 2026-10-15 · model deepseek-flash

Fundamentals from company filings and market-data providers; prices are end-of-day, not real-time. AI-generated analysis is general and educational — not personal investment advice. Scoring methodology · Score test · Disclaimer