Stock Market News for October 13, 2026

At a glance

On October 13, 2026, BioNTech reported its BNT113 plus pembrolizumab trial missed a dual primary endpoint; UnitedHealth Group raised full-year 2026 earnings guidance after reporting third-quarter revenue of $112.7 billion; Humana struck a joint venture with BlackRock for CenterWell clinics with WCAS equity valued at $2.8 billion; Bumble agreed to be acquired for $1.3 billion.

Drug trials and clinical updates

BioNTech (BNTX) provides update on its Phase 2/3 AHEAD-MERIT trial, saying BNT113 plus pembrolizumab missed the first dual primary endpoint of a statistically significant improvement in progression-free survival versus pembrolizumab alone; the independent monitoring committee recommended continuing to assess overall survival.

Earnings and guidance

Citigroup (C) reports third quarter 2026 results and made its results and a Quarterly Financial Data Supplement available to investors, with a conference call scheduled for Oct. 13, 2026 at 11 a.m. ET.

Deals and acquisitions

Porch Group (PRCH) announces agreement to acquire Allied Trust’s managing general agency and captive reinsurance entity for $95 million (approximately $75 million cash plus an expected $20 million in PRCH shares), while a related carrier purchase includes $55 million cash plus $50 million deferred consideration.

Bumble (BMBL) to be acquired by Ithaca Holdings in an all-cash transaction valued at $1.3 billion, with Class A shareholders to receive $6.05 per share; the board approved the transaction unanimously excluding a recused director.

Symbotic (SYM) announces acquisition of cellumation, acquiring the German automation firm and its celluveyor sortation technology to integrate into Symbotic’s supply-chain robotics portfolio while cellumation continues operating from Bremen.

FIRST MAJESTIC SILVER (AG) announces suspension of NAFTA arbitration proceedings after agreeing in principle with Mexico on a settlement framework for a legacy tax issue, with the tribunal suspending proceedings until Dec. 31, 2026 and a potential extension into Q1 2027.

Financings, divs and buybacks

SentinelOne (S) announces proposed private placement of $1.25 billion of convertible senior notes due 2031, with an initial purchasers’ option for up to $187.5 million, convertible at pricing to be determined and possible settlement in cash, Class A shares or both.

Tenable Holdings (TENB) announces closing of a $400.0 million senior secured revolving credit facility that is initially undrawn and matures Oct. 13, 2031 subject to certain conditions.

Ollie's Bargain Outlet Holdings (OLLI) announces share repurchase authorization with unanimous board approval of an additional $500 million repurchase authorization, bringing aggregate capacity to approximately $561 million with no expiration date.

Technology and partnerships

D-Wave Quantum (QBTS) extends collaboration with SkyWater Technology under a multi-year agreement to continue specialized semiconductor process development and manufacturing supporting D‑Wave’s superconducting quantum computing roadmap.

Marvell Technology (MRVL) establishes OCP working group with Microsoft and Oracle to standardize integrated hardware security for data centers and target the NIST FIPS 140-3 Level 3 security standard, with an initial technical-specification draft planned for the OCP Global Summit in October 2026.

Planet Labs PBC (PL) selected by the European Space Agency to build Slovenia’s Space Resilience Node in a 12-month pilot to prototype automated linking of change detection and high-resolution imaging requests for civil protection and disaster relief.

Other notable news

Humana (HUM) announces new strategic joint venture with BlackRock-managed funds covering nearly 150 CenterWell Senior Primary Care clinics, with BlackRock acquiring WCAS’s equity stake valued at approximately $2.8 billion and holding majority ownership while CenterWell manages the clinics.