As of August 28, 2026, Old Second Bancorp, Inc. (OSBC) has a DilutionWatch DilutionScore of 24/100, rated LOW dilution risk. This is a component-limited score because one or more material inputs are unavailable or not applicable. Old Second Bancorp, Inc. has a market capitalization of $1.10B, 50.88M shares outstanding, 189 institutional holders tracked.
This page includes automatically generated factual summaries from DilutionWatch data. It is not financial advice, not investment research, and not a recommendation. Do your own research. Read the full disclaimer and terms of service.
Score Breakdown
💰Cash Runway—
Dilution Forecast
☀️
Clear
No significant dilution signals
model est. 0%
No significant dilution signals detected for OSBC.
Market Data
Market Cap$1.10B
Shares Outstanding50.88M
Float49.58M
Cash$143.33M
Debt$324.14M
Short InterestN/A
Institutional Holdings
QoQ: ↑ 14.5% shares (2026Q1 vs prior)
189 institutional holders · 43.26M shares
#1
VANGUARD CAPITAL MANAGEMENT LLC
4.50M shares
#2
BlackRock, Inc.
4.13M shares
#3
GOLDMAN SACHS GROUP INC
2.95M shares
Institutional holder totals are aggregated from ownership filings and may use a different share basis or reporting date than public float. They are not a reconciliation against tradeable float.
Short Interest
Short Interest1.71M
Days to Cover3.4
% of Float3.4%
FINRA data as of Jul 31, 2026
Recent SEC Activity
xbrl
XBRL CONVERTIBLE
2019-01-16
4
INSIDER TRANSACTION
2026-04-02
4
INSIDER TRANSACTION
2026-04-02
4
INSIDER TRANSACTION
2026-04-02
4
INSIDER TRANSACTION
2026-04-02
Full SEC filing analysis available with free account
→
Recent News
No recent news
Factual OSBC Dilution Snapshot
Old Second Bancorp, Inc. (OSBC) has a DilutionScore of 24/100, rated Low dilution risk. Score date: August 28, 2026.
- Recent SEC activity tracked for OSBC: 4 on 2026-04-02; 4 on 2026-04-02; 4 on 2026-04-02.
- Score coverage note: Cash Runway is marked not applicable or unavailable while debt exceeds cash in stored market data; do not read the overall score as a complete balance-sheet risk assessment.
This automatically generated snapshot is assembled from stored DilutionWatch data fields and may contain data-source errors or omissions. It is not financial advice, not investment research, and not a recommendation. Do your own research and review the full disclaimer and terms of service.
Track OSBC Dilution Risk in Real-Time
Get instant alerts when SEC filings impact dilution risk. Free tier available.
Start Tracking OSBC — Free
Real-time SEC alerts
DilutionScore™ tracking
No credit card required
Score Coverage Note
- Cash Runway is marked not applicable or unavailable while debt exceeds cash in stored market data; do not read the overall score as a complete balance-sheet risk assessment.