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ETF comparison

BIL vs TBIL

Both US Treasury (Short).

State Street SPDR Bloomberg 1-3 Month T-Bill ETF · F/m US Treasury 3 Month Bill Fund - ETF Class Shares

Holdings overlap

Weighted by ISIN/CUSIP
7.2 %

1 positions appear in both funds. Buying equal dollars of BIL and TBIL would leave roughly 7.2% of each dollar exposed to the same underlying securities.

BIL unmatched 92.3% Shared 7.2% TBIL unmatched 92.8%

Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.

In BIL only
21 positions
Shared
1 positions
In TBIL only
0 positions

Side by side

BIL

State Street SPDR Bloomberg 1-3 Month T-Bill ETF

State Street · US Treasury (Short)

84 composite / 100
Expense ratio
0.14%
Net assets
$49.79B
TTM yield
3.66%
Top-10 conc.
74.4%
TBIL

F/m US Treasury 3 Month Bill Fund - ETF Class Shares

F/m Investments · US Treasury (Short)

81 composite / 100
Expense ratio
0.15%
Net assets
$7.40B
whole fund, 2 share classes
TTM yield
3.63%
Top-10 conc.
100.0%

Sub-score comparison

86
Cost
85
58
Tax efficiency
58
100
Liquidity
94
N/A
Concentration
N/A
—
Tracking quality
—
BIL sub-score TBIL

Tracking quality isn't part of the composite — see what we don't score for why.

Cost difference

BIL is 2 bps cheaper than TBIL. On a $100,000 position that's about $15/yr more in fees for TBIL.

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 BIL vs TBIL.

Top shared holdings

1 shared in total
# Holding In BIL In TBIL Overlap
1 United States Treasury 7.22% 100.01% 7.22%

Only in BIL

21 total
  • United States Treasury 12.04%
  • United States Treasury 9.04%
  • United States Treasury 7.03%
  • United States Treasury 6.98%
  • United States Treasury 6.97%
  • United States Treasury 6.85%
  • United States Treasury 6.49%
  • United States Treasury 6.00%
  • United States Treasury 5.82%
  • United States Treasury 5.57%

Only in TBIL

0 total

Every TBIL position is also held by BIL.

Related comparisons

More comparisons with BIL

More comparisons with TBIL

Percentages are holdings overlap with the named fund.

Open BIL or TBIL at a brokerage

Both funds trade commission-free at major US brokerages.

Open at Fidelity

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.