SIHY vs SPHY

SIHYBHarbor Ares Systematic High Yield ETF (SIHY)

SPHYAState Street SPDR Portfolio High Yield Bond ETF

In short

SIHY Most high yield ETFs just clone the index. SIHY hands the junk bond picking to a machine: Ares Systematic Credit runs a model-driven process across roughly 300 below-investment-grade bonds, and pays monthly.

SPHY State Street's junk-bond workhorse: roughly 1,900 US high yield bonds in one wrapper for 0.05% a year, a fraction of what the typical high yield ETF charges, with income paid monthly.

Stated mandate

SIHY The ETF commits at least 80% of its net assets, plus investment-purpose borrowings, to below-investment-grade corporate bonds or equivalent unrated securities; derivatives may represent those investments.

SPHY The fund seeks to track, before fees and expenses, the price and yield performance of the ICE BofA US High Yield Index.

Why people hold it

• SIHY Genuinely active in a mostly passive corner: a proprietary, model-based framework drives bond-by-bond selection instead of index replication.harborcapital.com
• Tight mandate, real diversification: at least 80% of net assets in below-investment-grade corporate bonds or unrated equivalents, spread across roughly 300 positions.
• Live since 2021 with a monthly distribution cadence, so the strategy has a multi-year record in the market rather than a backtest.
• The portfolio has stayed closely aligned with the mandate written in its prospectus, which is not a given among active credit funds.

• SPHY 0.05% a year against a peer-group median about eight times higher. In high yield, the fee comes straight out of coupon income, so the gap does real work.
• Holds about 1,900 bonds tracking the ICE BofA US High Yield Index, broad enough that no single issuer's trouble dominates the portfolio.ssga.com
• Live since 2012, a multi-billion-dollar fund that trades actively and has stuck tightly to its stated index rather than drifting from the mandate.
• Distributions arrive monthly, in step with how the underlying coupons come in.

Worth knowing

• SIHY Active pricing: 0.48% a year, above the 0.40% category median and many times the 0.03% and 0.05% charged by index rivals SCYB and SPHY.
• Thinly traded and small by category standards, so bid-ask spreads can be wider and large orders can move the price.
• High yield means default and downgrade risk, and a model-picked portfolio can diverge from the index in either direction.

• SPHY This is below-investment-grade credit. Defaults and spread moves drive the price far more than Treasury yields do, and sell-offs in this asset class can be sharp.
• Fees here are already near the floor: SCYB lists 0.03% and HYLB matches at 0.05%, so the cost edge over the strongest peers is narrow.
• Scope is US high yield corporates, full stop. No investment-grade ballast, no emerging market debt, nothing to soften a credit drawdown from inside the fund.ssga.com

Full SIHY profile⁠

Full SPHY profile⁠