Warren Buffett's $107M Q2 Investment in Door Security Tech Company Allegion has Already Gained 20%
- Posted on November 6, 2025
- By International Business Times
- 3 Views
Warren Buffett's $107M Q2 Investment in Door Security Tech Company Allegion has Already Gained 20%

Berkshire Hathaway's Q2 investment in Allegion has yielded 20% profit, driven by global expansion, strong Q3 results, and effective tariff management, boosting investor confidence.