Zillow Group is trading lower amid broader market pressure, down 4.08% at $27.27. - No clear company-specific catalyst for the September 28 decline surfaced in available reporting. - Reuters reported Trump rejected Iran’s proposal; oil prices rose and U.S. stock futures fell amid rising Treasury yields, inflation concerns and renewed U.S.-Iran tensions. - Major U.S. indices were down more than 0.5%; current volume was not verified.