ETFS
TLT
iShares 20+ Year Treasury Bond ETF
How often this market makes each size of move, graded against its own history · to 31 August 2026
Daily moves
| Reading | Times | Share | |
|---|---|---|---|
| Max | 2 | 0.8% | |
| Very High | 4 | 1.5% | |
| High | 5 | 1.9% | |
| Moderate | 9 | 3.5% | |
| Low | 86 | 33.1% | |
| Very Low | 154 | 59.2% |
A Very High or Max day shows up about 3 times a year for TLT — 6 times in the history we hold. The most recent was 1 Dec 2025, when it fell 1.6%.
Biggest moves on record
| When | Move | Reading |
|---|---|---|
| 20 Mar 2026 | −1.9% | High |
| 19 Aug 2026 | +1.7% | Low |
| 29 Jul 2026 | −1.7% | Low |
| 10 Oct 2025 | +1.6% | Low |
| 1 Dec 2025 | −1.6% | Very High |