TLT Stock Summary and Trading Ideas (iShares 20+ Year Treasury Bond ETF | NASDAQ:TLT)

The iShares 20+ Year Treasury Bond ETF seeks to track the investment results of an index composed of U.S. Treasury bonds with remaining maturities greater than twenty years. The ICE U.S. Treasury 20+ Year Bond Index is part of a series of indices intended to assess U.S. Treasury issued debt. Only U.S. dollar denominated, fixed rate securities with minimum term to maturity greater than twenty years are included.

iShares 20+ Year Treasury Bond ETF trades on the NASDAQ stock market under the symbol TLT.

As of September 25, 2026, TLT stock price declined to $79.32 with 53,822,045 million shares trading.

TLT has a beta of 0.13, meaning it tends to be less sensitive to market movements. TLT has a correlation of 0.04 to the broad based SPY ETF.

TLT has a market cap of $44.66 billion. This is considered a Large Cap stock.

In the last 3 years, TLT traded as high as $101.64 and as low as $78.83.

TLT has underperformed the market in the last year with a price return of -6.5% while the SPY ETF gained +17.8%. TLT has also underperformed the stock market ETF in the last 3 month and 2 week periods returning -8.1% and -1.8%, respectively, while the SPY returned +5.5% and +2.0%, respectively.

TLT support price is $78.89 and resistance is $79.95 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that TLT shares will trade within this expected range on the day.