PFSI vs RKT: Which Is the Better Buy in 2026?

Same yardstick, side by side (as of August 2026). Valuation lined up like this is most meaningful for two names in the same corner of the market, which these are. Figures are approximate; verify before investing.

Reading it: PFSI is the cheaper of the two on forward earnings, but cheaper is not the same as better. Pair the valuation with growth (how far the forward P/E sits below the trailing P/E) and risk (beta) before you decide.

The metrics above tell you which is the marginally better business. The bigger risk for most people is not picking the slightly worse stock, it is over-concentrating. PFSI and RKT share themes, so owning both, or adding either to what you already hold, can quietly push a large share of your portfolio into one bet.

This is the part a generic comparison page cannot answer, because it depends on what you own. Connect your brokerage and Walnut shows your real, combined PFSI and RKT exposure, flags overlap with your existing positions, and tells you if adding one would tip you past a concentration you are comfortable with, read-only by default, with your login staying at your broker. Walnut is not an investment adviser.

PennyMac Financial Services, Inc. is a specialty financial-services firm focused on the production and servicing of US residential mortgage loans. It reports across two main segments: Production, which originates, buys, and sells mortgages (through correspondent, consumer-direct, and broker-direct channels), and Servicing, which collects payments, manages escrow, and handles delinquencies on a large book of loans. As of Q1 2026 its servicing portfolio stood at roughly $720 billion in unpaid principal balance, and its quarterly loan production totaled about $37 billion. The company markets itself as one of the lowest-cost servicers in the industry thanks to its scale and technology, which is a real competitive edge in a business where basis points of cost per loan matter.

Full PFSI guide

Rocket Companies is a Detroit-based fintech holding company whose businesses span the homeownership lifecycle: Rocket Mortgage (home-loan origination), Redfin (home search and brokerage, acquired in 2025), Mr. Cooper (mortgage servicing, acquired in 2025), plus Rocket Homes, Rocket Close (title and settlement), Rocket Money (personal finance) and Rocket Loans. It makes money in three main ways. Origination earns gain-on-sale revenue when it makes a mortgage and sells it into the secondary market (Rocket reported roughly $130.4 billion in closed originations and a 2.83 percent gain-on-sale margin in 2025). Servicing earns recurring fee income for collecting payments and administering loans across a portfolio that, combined with Mr. Cooper, reached roughly $2.1 trillion in unpaid principal balance, and crucially feeds origination by letting Rocket recapture refinancings from clients it already services. Real estate and adjacent services (Redfin brokerage, title, personal finance) add lead generation and ancillary fees.

Full RKT guide

Both fit overlapping themes, but they are not interchangeable. The useful comparison is which set of drivers and risks you want exposure to.

• PFSI drivers: Growing, low-cost servicing book; Production upside if rates ease.
• RKT drivers: An integrated home-search-to-servicing platform; Servicing scale and recapture.

A faster-growing, richer-valued name usually swings harder, so it suits a longer horizon and a higher tolerance for volatility; a steadier, more cash-generative business suits a more conservative or income-minded investor. The honest test is which set of risks you could hold through a drawdown: The dominant risk is interest-rate and housing sensitivity: PFSI's earnings hinge on mortgage rates, origination volumes, and home prices, all outside its control, and a sharp rate move can swing reported profits through non-cash MSR fair-value marks. For RKT, rocket's results are tightly tied to mortgage rates and housing activity, and it posted a GAAP net loss of roughly $234 million for full-year 2025 despite positive adjusted earnings, illustrating how cyclical and rate-dependent the business is.

Pick PFSI if you believe its drivers more; RKT if you believe its. Many investors hold both, but since they share themes, that is a concentrated bet, not diversification. Decide deliberately and check overlap. For the full detail, see the PFSI and RKT guides.

PFSI. Figures are approximate and tied to the asOf date; verify live numbers before acting. Mortgage bankers like PennyMac trade at low single-digit P/E multiples and near book value because their earnings are cyclical and distorted quarter to quarter by non-cash MSR fair-value adjustments. A single quarter's GAAP EPS can therefore say less about the underlying business than the size and cost of the servicing book, origination volumes, and where mortgage rates sit in the cycle.

RKT. Rocket is a rate-cyclical business, so its headline numbers swing widely with mortgage rates and housing volume, and standard equity multiples can be misleading. Full-year 2025 produced a GAAP net loss even as adjusted net income was positive, a common pattern for mortgage originators where gain-on-sale revenue, mortgage-servicing-right valuation changes, and acquisition charges create large non-cash and non-recurring swings. Because of this, investors often watch origination volume, gain-on-sale margin, recapture rate, and servicing-book size more closely than a trailing P/E. The 2025 acquisitions of Redfin and Mr. Cooper also make year-over-year comparisons noisy, since the larger combined platform was only partially reflected in 2025 results. All figures are approximate and tied to the asOf date.

Headline figures (approximate, July 2026): PFSI shows revenue (q1 2026) ~$545 million in total net revenues, net income (q1 2026) ~$82 million (~$1.53 diluted EPS; adjusted ~$117 million / ~$2.19 EPS), servicing portfolio ~$720 billion in UPB (owned MSR portfolio ~$484 billion), quarterly loan production ~$37 billion in UPB (Q1 2026); RKT shows total revenue, net (fy 2025) ~$6.7 billion, adjusted revenue (fy 2025) ~$6.9 billion, gaap net income / (loss) (fy 2025) ~$(234) million net loss, adjusted net income (fy 2025) ~$628 million (~$0.28 adjusted EPS).

PFSI and RKT are related but distinct: same themes, different businesses and risks. Neither wins in the abstract; the right pick is whichever thesis you actually believe, sized so you are not over-concentrated in one theme. Walnut can show your combined PFSI and RKT exposure against your real portfolio. It is not an investment adviser.