PFF vs SSO: holdings overlap, shared companies and scores

As of September 11, 2026, PFF and SSO overlap 2.0% by weight. iShares Preferred and Income Securities ETF (PFF): U.S. preferred and hybrid securities. ProShares - Ultra S&P500 (SSO): 2x daily S&P 500 exposure.

Updated September 11, 2026

How much do PFF and SSO overlap?

As of September 11, 2026, PFF and SSO overlap 2.0% by weight.

5% of PFF is already inside SSO.

2% of SSO is already inside PFF.

Computed by ETF Copilot from both funds' holdings rather than quoted from a data provider, and rebuilt nightly.

How does ETF Copilot score PFF and SSO?

As of September 11, 2026, ETF Copilot scores PFF 3.3 out of 10 and SSO 5.0 out of 10.

They differ most on Return: PFF 0.7 and SSO 9.4.

The five factor scores behind them are set out below, 0–10 and higher is better, ranked against every US equity ETF we track.

PFF vs SSO — ETF Copilot factor scores, 0–10
Factor	PFF	SSO
Growth	3.9	3.0
Risk	6.3	0.6
Return	0.7	9.4

PFF is the cheaper of the two at 0.45% a year

As of September 11, 2026, PFF charges 0.45% a year, yields 2.67% and holds $12.9B in assets.

As of September 11, 2026, SSO charges 0.88% a year, yields 1.10% and holds $8.9B in assets.

PFF vs SSO — cost, income and size
Measure	PFF	SSO
Expense ratio	0.45%	0.88%
Dividend yield	2.67%	1.10%
Assets under management	$12.9B	$8.9B

Expense ratio, dividend yield and assets under management are reported by the fund and refreshed daily. Every other figure on this page is computed by ETF Copilot.

What moved SSO this week

SSO fell 2.4% in the week to September 11, 2026. The holdings that moved it most were Nvidia (−4.4%), Microsoft (−2.8%) and Eli Lilly (−3.8%); Advanced Micro Devices (+13.1%) pushed the other way.

Compare with similar funds

Cite this

ETF Copilot, “PFF vs SSO holdings overlap and scores”, as of September 11, 2026.
https://etf-copilot.com/compare/pff-vs-sso