---
schema_version: "secwatch.filing_event.v1"
accession: "0000357173-24-000020"
form_type: "8-K"
ticker: "OSBC"
cik: "0000357173"
company_name: "OLD SECOND BANCORP INC"
filed_at: "2024-04-01T23:59:59+00:00"
generated_at: "2026-06-04T05:00:59.709502+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# Old Second Bancorp schedules Q1 2024 earnings release for April 17, call on April 18

## Summary
- Q1 2024 financial results to be released after market close on April 17, 2024.
- Earnings call scheduled for April 18, 2024 at 11:00 a.m. ET; dial-in 888-506-0062, Entry Code 259215.
- Replay available until April 25, 2024 at 877-481-4010, Replay PIN 50298.
- No financial figures or guidance provided in this filing.

## SEC filing metadata
- accession: 0000357173-24-000020
- form_type: 8-K
- ticker: OSBC
- cik: 0000357173
- company_name: OLD SECOND BANCORP INC
- filed_at: 2024-04-01T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: high
- EDGAR index: https://www.sec.gov/Archives/edgar/data/357173/000035717324000020/0000357173-24-000020-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/357173/000035717324000020/tmb-20240401x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000357173-24-000020
- JSON: https://secwatch.observer/filing/0000357173-24-000020.json
- Plain text: https://secwatch.observer/filing/0000357173-24-000020.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.