Covered Treasury Rate
US 13-Week Treasury Bill
Treasury Bill · 13 weeks
Classification: Treasury yield
Provider: Yahoo Finance delayed market data (fallback)
Symbol: ^IRX
Historical chart
AI-Assisted Chart Analysis
US 13-Week Treasury Bill technical analysis
Calculated from verified chart history for the selected tenor; no news or fundamental assumptions are used.
Constructive uptrend: the latest level is above the 50-period average and the 50-period average is above the 200-period average.
RSI is 90, a extended reading. Above 70 can signal extension; below 30 can signal exhaustion.
The first technical watch zone is 3.678%. A break below 3.658% invalidates the near-term support setup.
The first resistance/watch zone is 4.068%. A confirmed break above 4.068% supports continuation.
Annualized realized volatility is +85.5%. Maximum lookback drawdown is -61.5%, from a high-water mark of 0.065% to 0.025%.
Potential levels are conditional chart scenarios, not personalized advice or instructions to buy or sell.
Current signal
- The US 13-Week Treasury Bill yield is currently observed at 4.068% as of September 24, 2026.
- Market data indicates a daily yield increase of approximately 4.0 basis points.
- The yield has demonstrated a consistent upward trajectory over the past month, rising by 36.3 basis points.
What changed
- The 13-week yield has expanded by 10.3 basis points over the trailing seven-day period.
- Year-to-date, the instrument has recorded a cumulative yield increase of 52.1 basis points.
- The recent daily move of 4.0 basis points contributes to a broader trend of rising short-term rates observed over the last 30 days.
Why it matters
- Rising yields on the 13-week Treasury Bill increase the risk-free rate benchmark, potentially pressuring valuations for risk assets that rely on lower discount rates.
- The upward movement in short-term yields reflects tightening conditions in money markets, which can influence liquidity availability for institutional investors.
- Investors holding cash equivalents or short-duration portfolios may see improved income generation, though this is offset by the potential for capital depreciation in existing fixed-income holdings.
Bullish rate drivers
- The consistent upward trend in yield over the past month suggests sustained demand for higher returns in the short-term fixed-income space.
- A 52.1 basis point increase year-to-date indicates a repricing of short-term debt that may attract capital seeking yield in a rising-rate environment.
Bearish rate drivers
- The rapid 36.3 basis point increase over the last month could signal market anticipation of tighter monetary policy or increased supply of Treasury issuance.
- Rising short-term yields increase borrowing costs for entities reliant on floating-rate debt, potentially dampening corporate investment appetite.
Key catalysts
- Future Federal Reserve policy decisions and communications remain the primary drivers for short-term rate expectations.
- Upcoming US Treasury auction schedules and issuance volumes will dictate the supply-demand dynamics for the 13-week bill.
- Official releases concerning inflation, employment, and economic growth will serve as the fundamental basis for adjusting rate expectations.
Key risks
- Unexpected shifts in Federal Reserve policy stance could lead to volatility in short-term Treasury yields.
- Changes in Treasury issuance patterns or liquidity conditions in the money markets could disrupt the current yield trajectory.
- Macroeconomic data releases that deviate significantly from consensus expectations may force a rapid repricing of the short end of the curve.
Upcoming events
- Market participants are monitoring Federal Reserve policy decisions and communications for signals on the future path of interest rates.
- Scheduled US Treasury auctions will provide data on investor demand and issuance requirements.
- Official economic releases regarding inflation and employment metrics are pending and will be evaluated for their impact on rate policy.
Latest verified updates
- The 13-week Treasury Bill yield was last updated at 4.068% on September 24, 2026, per reported market data.
- The evidence indicates a 10.3 basis point rise over the last seven days, confirming a short-term upward trend in yields.
Sources
Yahoo Finance delayed market data (fallback)
- U.S. TreasuryOfficialofficial yields, auctions, and issuance
- Federal ReserveOfficialofficial policy decisions and communications
- FREDOfficialofficial economic and rate time series
- New York FedOfficialSOFR and money-market reference rates
- CME FedWatchAnalyst Opinionmarket-implied policy probabilities
- FINRA TRACEOfficialfixed-income transaction context
- Reuters RatesReportedprofessional rates and bond reporting
- Trading EconomicsReportedmarket yield observation fallback
- PIMCOAnalyst Opinionprofessional duration and macro opinion
- BlackRockAnalyst Opinionprofessional macro and fixed-income opinion
- Public market discussionSocial Signalunverified rates sentiment and claims requiring confirmation
Last updated: 2026-09-24
