TBIIX — Nuveen Bond Index Fund
Data updated: 2026-06-12
TBIIX — Nuveen Bond Index Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Total / Aggregate Bond · $21.39B AUM · 0.07% expense ratio · 4.1% 1-yr return. From SEC regulatory filings.
TBIIX Fund Overview
TBIIX — Nuveen Bond Index Fund is a US mutual fund managed by Tiaa-Cref Funds, categorised as Long Total / Aggregate Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Tiaa-Cref Funds
- Category: Long Total / Aggregate Bond
- Assets under management: $21.39B
- 1-year return: 4.1%
- Ticker: TBIIX
- SEC CIK: 0001084380
- SEC series ID: S000026500
- Share class ID: C000079523
TBIIX Holdings
Top 10 holdings of Nuveen Bond Index Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States Treasury Note/Bond | 0.89% |
| United States Treasury Note/Bond | 0.77% |
| State Str Navigator Secs L Tr | 0.77% |
| US Treasury N/b | 0.77% |
| United States Treasury Note/Bond | 0.75% |
| Northern Trust Bank | 0.70% |
| United States Treasury Note/Bond | 0.65% |
| United States Treasury Note/Bond | 0.64% |
| US Treasury N/b | 0.60% |
| US Treasury N/b | 0.56% |
TBIIX Portfolio Allocation
Asset-class allocation of Nuveen Bond Index Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 72.6% |
| Securitized | 25.9% |
| Cash & Equivalents | 1.8% |
TBIIX Performance
Total returns for TBIIX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.0% |
| 1 year | 4.1% |
| 3 years (annualised) | 3.6% |
| 5 years (annualised) | 0.2% |
TBIIX Risk Information
Risk metrics for TBIIX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.4%
TBIIX Costs and Fees
TBIIX costs about $7 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.07%
- Gross expense ratio: 0.07%
- Portfolio turnover: 16%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
TBIIX Cashflows
Over the 12 months to 2026-03, Nuveen Bond Index Fund had net outflows of $5.47B, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$478.94M |
| 2026-02 | $362.28M |
| 2026-01 | −$699.40M |
| 2025-12 | −$1.40B |
| 2025-11 | −$1.39B |
| 2025-10 | −$683.08M |
TBIIX Debt Constituents
Largest debt holdings of Nuveen Bond Index Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury Note/Bond | 0.89% |
| United States Treasury Note/Bond | 0.77% |
| US Treasury N/b | 0.77% |
| United States Treasury Note/Bond | 0.75% |
| United States Treasury Note/Bond | 0.65% |
| United States Treasury Note/Bond | 0.64% |
| US Treasury N/b | 0.60% |
| US Treasury N/b | 0.56% |
| United States Treasury Note/Bond | 0.56% |
| US Treasury N/b | 0.54% |
TBIIX Prospectus and SEC Filings
Official Nuveen Bond Index Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Long Total / Aggregate Bond funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.