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ETF comparison

CWB vs ICVT

Both US Corporate Bond.

State Street SPDR Bloomberg Convertible Securities ETF · iShares Convertible Bond ETF

Holdings overlap

Weighted by ISIN/CUSIP
78.3 %

305 positions appear in both funds. Buying equal dollars of CWB and ICVT would leave roughly 78.3% of each dollar exposed to the same underlying securities.

CWB unmatched 21.2% Shared 78.3% ICVT unmatched 20.4%

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 CWB only
38 positions
Shared
305 positions
In ICVT only
70 positions

Side by side

CWB

State Street SPDR Bloomberg Convertible Securities ETF

State Street · US Corporate Bond

71 composite / 100
Expense ratio
0.40%
Net assets
$5.55B
TTM yield
1.67%
Top-10 conc.
17.1%
ICVT

iShares Convertible Bond ETF

iShares · US Corporate Bond

82 composite / 100
Expense ratio
0.20%
Net assets
$8.10B
TTM yield
1.53%
Top-10 conc.
12.8%

Sub-score comparison

60
Cost
80
57
Tax efficiency
57
89
Liquidity
96
90
Concentration
96
—
Tracking quality
—
CWB sub-score ICVT

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

Cost difference

ICVT is 20 bps cheaper than CWB. On a $100,000 position that's about $200/yr more in fees for CWB.

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 CWB vs ICVT.

Top shared holdings

305 shared in total
# Holding In CWB In ICVT Overlap
1 WESTERN DIGITAL CORP 5.54% 2.96% 2.96%
2 LUMENTUM HOLDINGS INC 1.44% 1.45% 1.44%
3 ALIBABA GROUP HOLDING 1.42% 2.02% 1.42%
4 COREWEAVE INC 1.08% 1.05% 1.05%
5 BLOOM ENERGY CORP 1.12% 1.03% 1.03%
6 NEBIUS GROUP NV 1.08% 1.01% 1.01%
7 MKS INC 1.01% 0.84% 0.84%
8 NEBIUS GROUP NV 0.84% 0.74% 0.74%
9 NEBIUS GROUP NV 0.82% 0.73% 0.73%
10 COREWEAVE INC 0.73% 0.71% 0.71%
11 GAMESTOP CORP 0.68% 0.79% 0.68%
12 NEBIUS GROUP NV 0.74% 0.68% 0.68%

Only in CWB

38 total
  • BOEING CO/THE 1.87%
  • LUMENTUM HOLDINGS INC 1.38%
  • WELLS FARGO & COMPANY 1.10%
  • ORACLE CORP 1.10%
  • ALPHABET INC 0.93%
  • Bank of America Corp 0.93%
  • ALPHABET INC 0.92%
  • HP ENTERPRISE CO 0.84%
  • SEAGATE HDD CAYMAN 0.70%
  • ALBEMARLE CORP 0.62%

Only in ICVT

70 total
  • ZSCALER INC. 0.46%
  • SPHERE ENTERTAINMENT CO 0.31%
  • CHEFS' WAREHOUSE THE 0.22%
  • ALMONTY INDUSTRIES INC 0.22%
  • TEMPUS AI INC 0.21%
  • VIAVI SOLUTIONS INC 0.20%
  • MACOM TECH SOLUTIONS 0.16%
  • COHU INC 0.16%
  • Brookdale Senior Living Inc 0.15%
  • SOLAR EDGE TECHNOLOGIES 0.15%

Percentages are holdings overlap with the named fund.

Open CWB or ICVT 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.