BKFI vs IUSB

BKFICBNY Mellon Active Core Bond ETF

IUSBAiShares Core Universal USD Bond ETF

In short

BKFI An actively run core bond portfolio in a corner of the market ruled by three-basis-point index trackers. Roughly 300 bonds picked by a manager chasing income plus capital appreciation, at active-management prices.

IUSB Most core bond funds stop at investment grade. IUSB keeps going, folding high-yield USD debt into the same wrapper across roughly 18,000 bonds, for 0.06% a year.

Stated mandate

BKFI The ETF seeks total return through capital appreciation and current income.

IUSB The Fund seeks to track an index of U.S.-dollar-denominated bonds spanning investment-grade and high-yield sectors.

Why people hold it

• BKFI Genuinely active: a manager selects the roughly 300 holdings and can shift sectors and issues, rather than replicating whatever the aggregate index happens to hold.
• The strategy's track record dates to 1987, decades of running core bonds before it arrived in an ETF wrapper.
• Diversification is a strong point: hundreds of positions spread across the core bond market instead of a handful of concentrated bets.
• The mandate is total return, so current income and price appreciation are both in play, not yield alone.

• IUSB 0.06% a year, a fraction of what the typical broad bond fund in its category charges, and iShares has run it since 2014.
• Roughly 18,000 bonds spanning investment-grade and high-yield sectors, so one ticker covers ground a plain Agg tracker leaves on the table.ishares.com
• Tracks its index closely, trades heavily, and sits on a multi-billion-dollar asset base. Income is paid monthly.
• Among the strongest implementations in a crowded field of nearly 200 core bond funds.

Worth knowing

• BKFI At 0.40% it sits above the category median of 0.36%, and well above the 0.03% charged by index heavyweights like BND, SPAB and SCHZ.
• Assets sit in the smaller tier of this category and trading is moderate, so bid-ask spreads can run wider than at the giant index funds.
• Payouts follow an irregular schedule rather than a fixed monthly rhythm.

• IUSB That high-yield sleeve is the trade-off: more credit risk than an investment-grade-only fund, and more movement when spreads widen.
• BND, SPAB and SCHZ charge 0.03%, half IUSB's fee, but they stay inside investment grade.
• Payouts land monthly, but the amount floats with the coupons underneath. Nothing about the income stream is fixed.

Full BKFI profile⁠

Full IUSB profile⁠