ETF comparison
BLV vs VGLT
US Aggregate Bond vs US Treasury (Long).
Vanguard Long-Term Bond Fund · Vanguard Long-Term Treasury Index Fund ETF Shares
Holdings overlap
95 positions appear in both funds. Buying equal dollars of BLV and VGLT would leave roughly 51.1% of each dollar exposed to the same underlying securities.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
Expense ratios are effectively identical (0.030% vs 0.030%).
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with BLV vs VGLT.
Top shared holdings
95 shared in total| # | Holding | In BLV | In VGLT | Overlap |
|---|---|---|---|---|
| 1 | United States Treasury Note/Bond | 1.23% | 2.29% | 1.23% |
| 2 | United States Treasury Note/Bond | 1.21% | 2.30% | 1.21% |
| 3 | United States Treasury Note/Bond | 1.18% | 2.19% | 1.18% |
| 4 | United States Treasury Note/Bond | 1.18% | 2.19% | 1.18% |
| 5 | United States Treasury Note/Bond | 1.18% | 2.24% | 1.18% |
| 6 | United States Treasury Note/Bond | 1.14% | 2.12% | 1.14% |
| 7 | United States Treasury Note/Bond | 1.13% | 2.10% | 1.13% |
| 8 | United States Treasury Note/Bond | 1.10% | 2.25% | 1.10% |
| 9 | United States Treasury Note/Bond | 0.98% | 2.25% | 0.98% |
| 10 | United States Treasury Note/Bond | 0.97% | 1.89% | 0.97% |
| 11 | United States Treasury Note/Bond | 0.93% | 1.67% | 0.93% |
| 12 | United States Treasury Note/Bond | 0.93% | 1.36% | 0.93% |
Only in BLV
2,918 total- United States Treasury Note/Bond 0.60%
- United States Treasury Note/Bond 0.46%
- United States Treasury Note/Bond 0.41%
- Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc 0.16%
- CVS Health Corp 0.13%
- Bank of America Corp 0.10%
- Pfizer Investment Enterprises Pte Ltd 0.10%
- AbbVie Inc 0.10%
- Boeing Co/The 0.10%
- AT&T Inc 0.10%
Only in VGLT
1 total- United States Treasury Note/Bond 0.23%
Open BLV or VGLT at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions
matched on ISIN (CUSIP fallback). Methodology: see
/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.