Compare fund portfolios
See how two funds' portfolios overlap. Enter two tickers:
ISTB vs LUTAX
Shared holdings
126
ISTB covered by LUTAX
41.29%
LUTAX covered by ISTB
41.29%
Coverage = share of one portfolio's weight reproduced by the other (overlapping positions, min weight). Top 50 positions per side shown; = held by both — hover a shared position to highlight it in both columns.
ISTB (Jan. 31, 2026)
| Security | Weight | |
|---|---|---|
| BlackRock Cash Funds: Treasury, SL Agency Shares | 1.31% | |
| US TREASURY N/B | 1.12% | |
| US TREASURY N/B | 1.00% | |
| US TREASURY N/B | 0.98% | |
| US TREASURY N/B | 0.92% | |
| US TREASURY N/B | 0.87% | |
| US TREASURY N/B | 0.86% | |
| US TREASURY N/B | 0.83% | |
| US TREASURY N/B | 0.81% | |
| US TREASURY N/B | 0.73% | |
| US TREASURY N/B | 0.71% | |
| US TREASURY N/B | 0.71% | |
| US TREASURY N/B | 0.69% | |
| US TREASURY N/B | 0.68% | |
| US TREASURY N/B | 0.66% | |
| US TREASURY N/B | 0.64% | |
| US TREASURY N/B | 0.64% | |
| US TREASURY N/B | 0.63% | |
| US TREASURY N/B | 0.61% | |
| US TREASURY N/B | 0.60% | |
| US TREASURY N/B | 0.60% | |
| US TREASURY N/B | 0.59% | |
| US TREASURY N/B | 0.58% | |
| US TREASURY N/B | 0.56% | |
| US TREASURY N/B | 0.55% | |
| US TREASURY N/B | 0.55% | |
| US TREASURY N/B | 0.54% | |
| US TREASURY N/B | 0.54% | |
| US TREASURY N/B | 0.53% | |
| US TREASURY N/B | 0.53% | |
| US TREASURY N/B | 0.52% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.50% | |
| US TREASURY N/B | 0.50% | |
| US TREASURY N/B | 0.49% | |
| US TREASURY N/B | 0.48% | |
| US TREASURY N/B | 0.47% | |
| US TREASURY N/B | 0.47% | |
| US TREASURY N/B | 0.46% | |
| US TREASURY N/B | 0.46% | |
| US TREASURY N/B | 0.46% | |
| US TREASURY N/B | 0.45% | |
| US TREASURY N/B | 0.45% | |
| US TREASURY N/B | 0.45% | |
| US TREASURY N/B | 0.45% | |
| US TREASURY N/B | 0.44% | |
| US TREASURY N/B | 0.44% | |
| US TREASURY N/B | 0.43% |
LUTAX (Jan. 31, 2026)
| Security | Weight | |
|---|---|---|
| US TREASURY N/B | 0.90% | |
| US TREASURY N/B | 0.89% | |
| US TREASURY N/B | 0.88% | |
| US TREASURY N/B | 0.87% | |
| US TREASURY N/B | 0.86% | |
| US TREASURY N/B | 0.85% | |
| US TREASURY N/B | 0.85% | |
| US TREASURY N/B | 0.84% | |
| US TREASURY N/B | 0.79% | |
| US TREASURY N/B | 0.77% | |
| US TREASURY N/B | 0.72% | |
| US TREASURY N/B | 0.70% | |
| US TREASURY N/B | 0.70% | |
| US TREASURY N/B | 0.70% | |
| US TREASURY N/B | 0.70% | |
| US TREASURY N/B | 0.70% | |
| US TREASURY N/B | 0.70% | |
| US TREASURY N/B | 0.69% | |
| US TREASURY N/B | 0.69% | |
| US TREASURY N/B | 0.66% | |
| US TREASURY N/B | 0.66% | |
| US TREASURY N/B | 0.65% | |
| US TREASURY N/B | 0.64% | |
| US TREASURY N/B | 0.57% | |
| US TREASURY N/B | 0.54% | |
| US TREASURY N/B | 0.54% | |
| US TREASURY N/B | 0.53% | |
| US TREASURY N/B | 0.53% | |
| US TREASURY N/B | 0.53% | |
| US TREASURY N/B | 0.52% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.51% | |
| US TREASURY N/B | 0.50% | |
| US TREASURY N/B | 0.50% | |
| US TREASURY N/B | 0.50% | |
| US TREASURY N/B | 0.50% | |
| US TREASURY N/B | 0.50% | |
| US TREASURY N/B | 0.50% | |
| US TREASURY N/B | 0.50% | |
| US TREASURY N/B | 0.50% | |
| US TREASURY N/B | 0.49% | |
| US TREASURY N/B | 0.49% |
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