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ETF comparison

BILvsTFLO

Both US Treasury (Short).

State Street SPDR Bloomberg 1-3 Month T-Bill ETF · iShares Treasury Floating Rate Bond ETF

Holdings overlap

Weighted by ISIN/CUSIP
0.0%

0 positions appear in both funds. Buying equal dollars of BIL and TFLO would leave roughly0.0%of each dollar exposed to the same underlying securities.

BIL only 99.7%Shared 0.0%TFLO only 99.6%
In BIL only
23 positions
Shared
0 positions
In TFLO only
8 positions

Side by side

BIL

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

State Street · US Treasury (Short)

72composite / 100
Expense ratio
0.14%
Net assets
$46.75B
TTM yield
3.72%
Top-10 conc.
74.4%
TFLO

iShares Treasury Floating Rate Bond ETF

iShares · US Treasury (Short)

69composite / 100
Expense ratio
0.15%
Net assets
$6.67B
TTM yield
3.75%
Top-10 conc.
99.6%

Sub-score comparison

86
Cost
85
58
Tax efficiency
58
100
Liquidity
92
8
Concentration
0
—
Tracking quality
—
BILsub-scoreTFLO

Tracking quality isn't part of the composite — seewhat we don't scorefor why.

Cost difference

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

Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open thecost calculator pre-filled with BIL vs TFLO.

Top shared holdings

0 shared in total

No shared holdings between these funds.

Only in BIL

23 total
  • United States Treasury12.04%
  • United States Treasury9.04%
  • United States Treasury7.22%
  • United States Treasury7.03%
  • United States Treasury6.98%
  • United States Treasury6.97%
  • United States Treasury6.85%
  • United States Treasury6.49%
  • United States Treasury6.00%
  • United States Treasury5.82%

Only in TFLO

8 total
  • United States Treasury14.36%
  • United States Treasury14.08%
  • United States Treasury13.54%
  • United States Treasury13.46%
  • United States Treasury13.20%
  • United States Treasury12.92%
  • United States Treasury12.84%
  • United States Treasury5.23%

Open BIL or TFLO 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 methodologyand 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.