Skip to content
Baker Capital StrategiesMARKETS. FILINGS. PERSPECTIVE.
Powered by THEMA

BAKER CAPITAL STRATEGIES

Get the free weekly BCS email.

Selected company filings and market updates, delivered by email. Your first report will follow soon.

  • Your weekly BCS reportMarket updates and links to filings you can explore.
  • THEMA at launchWe’ll send directions for setting up your filing alerts when THEMA officially opens.

One signup for the weekly email and your free THEMA Basic account at launch.

Already registered or a CSW member?Log in to THEMA →

At least 8 characters. This also creates your free THEMA account for launch.

You’re signing up for the weekly BCS email and THEMA launch/setup updates. Unsubscribe using the link in any email. Privacy policy · Terms

BCS

Rule 425 Communication · 425

Prologium Holding Inc.

Rule 425 Communication

Filed Aug 3, 2026Accepted Aug 3, 2026, 4:01 PM EDTCIK 2137754Accession 0001193125-26-330513
Share

Company context

Founded in 2006, Prologium Holding Inc. (“ProLogium”) is an energy innovation company dedicated to the development and manufacturing of next-generation lithium ceramic batteries, holding over 1,100 global patents (granted and pending). In 2013, ProLogium commercialized solid-state batteries, primarily for use in smartphones charging cases and since then, ProLogium has delivered in the aggregate more than 2.4 million battery products to its collaboration partners and customers, including cells used in automotive audio systems and approximately 10,000 samples for automotive applications. In 2025, ProLogium introduced superfluidized inorganic next generation lithium ceramic battery, integrating the advantages of solid-state and liquid type batteries and redefining next-generation battery technology with scalable manufacturability and cost competitiveness. In 2026, ProLogium once again received the Edison Awards Gold Award for its superfluidized inorganic next generation lithium ceramic battery technology.

Recent company filings

  1. 425 filingOct 30, 2026
  2. 425 filingOct 8, 2026
  3. 425 filingSep 24, 2026
  4. 425 filingSep 14, 2026
  5. F-4/A filingSep 10, 2026

As-filed source

Primary evidence

Privacy choices

BCS measures page use with Google Analytics using regional consent settings. You can change your preference here. Charts and market data remain available.

Essential functions — always available. Security, navigation, registration and remembering these choices.

Audience analytics

Analytics cookies are off by default for visitors Google identifies in the EEA, UK or Switzerland until allowed. Limited measurement without analytics cookies may still occur under those regional defaults.

TradingView charts, quotes and the economic calendar load automatically as page content. TradingView receives network and browser information and may collect its own usage analytics. This choice controls BCS’s Google Analytics only.

Google advertising is not enabled. Direct sponsor links do not load advertising trackers on BCS.

Turning analytics off stops future Google Analytics activity here. It does not erase information already received by the provider. Read the privacy policy.