Data as of Oct 28, 2026.

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CORB vs FLCB: Differences, Returns & Fees

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CORB's duration was 6.2 years on Aug 31, 2026 and FLCB's 5.8 on Jun 30, 2026; FLCB charges 0.15% to CORB's 0.28%.

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Net assets: $1.2bn on Oct 27, 2026 for AB Core Bond ETF, and $3.2bn on Oct 28, 2026 for Franklin U.S. Core Bond ETF.

At a glance
−1.5%
CORB total return, since launch, Nov 10, 2025
−1.4%
FLCB total return, 1 year
0.28%
CORB expense ratio
0.15%
FLCB expense ratio

Pair scorecard

FLCB costs 0.13 points a year less; FLCB is 2.7 times larger.

CORB vs FLCB: Differences, Returns & Fees
MeasureCORBFLCB
Return
Total return, 1 yearnot published−1.4%
Drawdown
Below its high3.5%, high on Feb 27, 20263.6%, high on Aug 4, 2020
Benchmark
What it tracksNo index, actively managedNo index, actively managed
Cost and size
Expense ratio0.28%0.15%
Net assets, as of Oct 22, 2026$1.2bn$3.2bn
Holdings
Holdings in common6%

Holdings in common uses holdings dated Jun 30, 2026 and Aug 31, 2026. Method

What they share

6%

By the books each fund has filed, CORB and FLCB hold 6% of their money in the same securities at the same weight. Holdings dated Jun 30, 2026 and Aug 31, 2026.

0 half 100%

half

6% in common

Positions both hold · largest shared weight first CORB FLCB
U.S. Treasury Notes, due Apr 30, 2028 1.25% 1.17%
U.S. Treasury Bonds, due Aug 15, 2049 0.56% 0.52%
U.S. Treasury Bonds, due Aug 15, 2053 0.83% 0.45%
U.S. Treasury Bonds, due Aug 15, 2051 0.64% 0.39%
U.S. Treasury Bonds, due Feb 15, 2054 0.38% 0.36%
U.S. Treasury Bonds, due Feb 15, 2053 0.31% 0.47%
U.S. Treasury Bonds, due May 15, 2053 0.27% 0.26%
U.S. Treasury Bonds, due Feb 15, 2052 0.25% 0.22%
IQVIA Inc, due Feb 1, 2029 0.19% 0.18%
Virginia Electric and Power Co, due Sep 15, 2035 0.15% 0.21%
RD Michigan Property Owner I LLC, due Mar 30, 2045 0.17% 0.14%
Freddie Mac STACR REMIC Trust 2021-HQA4, due Dec 25, 2041 0.13% 0.32%
Only in one fund ↓
Only in CORB
U.S. Treasury Notes, due Oct 31, 2031 2.86%
U.S. Treasury Bills, due Nov 19, 2026 2.63%
Uniform Mortgage-Backed Security, TBA, due Sep 1, 2056 2.59%
U.S. Treasury Notes, due Nov 15, 2028 2.57%
U.S. Treasury Notes, due Aug 31, 2031 2.54%
Uniform Mortgage-Backed Security, TBA, due Sep 1, 2056 2.33%
U.S. Treasury Notes, due Sep 30, 2031 2.29%
U.S. Treasury Bonds, due Nov 15, 2055 2.23%
Only in FLCB
T 3.25 06/30/27, due Jun 30, 2027 3.16%
T 4.125 04/30/33, due Apr 30, 2033 3.04%
FNMA-30YR, due Aug 15, 2056 2.73%
FNMA-30YR, due Aug 15, 2056 2.13%
T 1.375 12/31/28, due Dec 31, 2028 2.04%
FNMA-30YR, due Aug 15, 2056 2.04%
T 4.125 07/31/28, due Jul 31, 2028 1.93%
FNMA-30YR, due Aug 15, 2056 1.64%
Check overlap with more funds →

Side by side

CORB AB Core Bond ETF FLCB Franklin U.S. Core Bond ETF
Where it sits Bond ETF Bond ETF
What it is Actively managed Actively managed
Total return, 1 year −1.5% (since launch, Nov 10, 2025) −1.4%
Its benchmark over the same days −0.7% (AGG) (since launch, Nov 10, 2025) −1.4% (AGG)
Gap to its benchmark −0.8 pts vs AGG (since launch, Nov 10, 2025) 0.0 pts vs AGG
Expense ratio 0.28% 0.15%
Holdings 718 588
Net assets, CORB as of Oct 27, 2026 and FLCB as of Oct 28, 2026 $1.2bn $3.2bn

CORB and FLCB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

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About each fund
CORB

CORB is actively managed and tracks no index. The prospectus expense ratio is 0.28% a year. It sat 3.5% below its high of Feb 27, 2026 on Oct 28, 2026.

FLCB

FLCB is actively managed and tracks no index. Over the year to Oct 28, 2026 it returned −1.4% with distributions reinvested, against −1.4% for its benchmark, the Bloomberg U.S. Aggregate Index. The prospectus expense ratio is 0.15% a year. It sat 3.6% below its high of Aug 4, 2020 on Oct 28, 2026.

Questions people ask

Which is cheaper, CORB or FLCB?
FLCB is cheaper, by 0.13 percentage points a year. That is about $13 on $10,000 held for a year. Fees come from each fund's prospectus.
Other comparisons
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ETFIQ, CORB against FLCB, data as of Oct 28, 2026. https://etfiq.com/compare/any/corb-vs-flcb

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