11:42 AM EDT, 08/27/2025 (MT Newswires) -- All three major US stock indexes were up slightly in late-morning trading on Wednesday, as investors wait for Nvidia's (NVDA) latest earnings results, which will be released after market close.

In company news, Aspen Insurance ( AHL ) has entered into a definitive agreement to be acquired by Sompo Holdings for $37.50 per share in cash, or about $3.5 billion, the companies said Wednesday. The deal is expected to close in the first half of 2026, the companies said. Aspen shares were up nearly 14% around midday.

The scope of the US Department of Justice's investigation into UnitedHealth Group ( UNH ) goes beyond previously disclosed allegations of Medicare fraud, as the DOJ is also looking into the insurer's prescription management services and how it reimburses its doctors, Bloomberg reported Wednesday, citing people familiar with the matter. UnitedHealth ( UNH ) shares were up 0.9%.

Kohl's (KSS) reported fiscal Q2 adjusted earnings Wednesday of $0.56 per diluted share, down from $0.59 a year earlier but above the FactSet consensus analyst estimate of $0.30. Fiscal Q2 net sales were $3.35 billion, down from $3.53 billion a year ago but above the FactSet consensus of $3.32 billion. For fiscal 2025, the company said it now expects adjusted diluted EPS of $0.50 to $0.80 on a decrease in net sales of 5% to 6%. Previously, the company guided for non-GAAP diluted EPS of $0.10 to $0.60 on a decrease in net sales of 5% to 7%. Shares of Kohl's were up past 17%.

Elliott Investment Management has taken a stake in Rexford Industrial Realty ( REXR ) that makes it one of the top five investors in the real estate investment trust, Bloomberg reported Wednesday, citing people familiar with the matter. Rexford shares were up 4.7%.

Newmont ( NEM ) could cut its headcount by "thousands" as it looks to reduce costs, which have soared following its acquisition of Newcrest Mining in 2023, Bloomberg reported Wednesday, citing people familiar with the matter. Newmont ( NEM ) shares were down 0.3%.

MongoDB ( MDB ) reported Q2 adjusted earnings late Tuesday of $1.00 per diluted share, up from $0.70 a year earlier and above the FactSet consensus of $0.67. Second-quarter revenue was $591.4 million, up from $478.1 million a year ago and above the FactSet consensus estimate of $553.9 million. For Q3, the company said it expects adjusted EPS of $0.76 to $0.79 on revenue of $587 million to $592 million. Analysts expect EPS of $0.72 on $582.3 million. MongoDB ( MDB ) raised its fiscal 2026 adjusted EPS guidance to a range of $3.64 to $3.73 from its previous outlook of $2.94 to $3.12. Analysts expect $3.17. For full-year revenue, the company raised its guidance to $2.34 billion to $2.36 billion from $2.25 billion to $2.29 billion previously. Analysts expect $2.29 billion. MongoDB ( MDB ) shares were up more than 34%.

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