Allstate Stock Holdings Surge at Old Second National Bank

The Illinois-based bank dramatically increased its stake in the insurance giant last quarter.

Apr. 18, 2026 at 11:33am

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An extreme close-up of intricate, metallic banking mechanisms and gears, conveying the secure, institutional nature of the financial sector without using literal currency or charts.A regional bank's substantial investment in a major insurance provider signals confidence in the industry's stability and growth potential.Northbrook Today

OLD Second National Bank of Aurora, an Illinois-based financial institution, boosted its position in The Allstate Corporation (NYSE:ALL) by over 2,000% in the fourth quarter of 2025, according to the company's latest SEC filing. The bank now owns 5,046 shares of the insurance provider's stock, valued at $1.05 million.

Why it matters

This significant increase in Allstate holdings by OLD Second National Bank suggests the regional bank sees strong potential in the insurance company's stock. Allstate is one of the largest personal lines property and casualty insurers in the United States, with a diverse product portfolio and distribution network.

The details

According to the 13F filing, OLD Second National Bank of Aurora increased its Allstate stake from just 235 shares to 5,046 shares, a 2,047.2% jump. The bank's total investment in Allstate is now valued at $1.05 million. Several other major hedge funds and institutional investors have also been buying Allstate shares in recent quarters, indicating broader confidence in the company's outlook.

  • The increase in Allstate holdings occurred in the fourth quarter of 2025.

The players

OLD Second National Bank of Aurora

An Illinois-based regional bank that dramatically increased its stake in The Allstate Corporation.

The Allstate Corporation

One of the largest personal lines property and casualty insurers in the United States, headquartered in Northbrook, Illinois.

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The takeaway

This significant increase in Allstate holdings by OLD Second National Bank suggests the regional bank sees strong potential in the insurance company's stock, which could signal broader institutional confidence in Allstate's future performance and growth prospects.