OSBCOld Second Bancorp, Inc.

$24.60+39% 1Y

What is the market doing?

Mixed

No clear lean: rangebound and insiders net selling (often routine).

3 neutral
TrendRangeboundderived · Oct 9, 2026

Choppy, but holding above its 200-day average. Price is +13% vs its 200-day average.

Insider conviction−$3.7M (90 days to Oct 8, 2026)SEC EDGAR · Oct 8, 2026

Insiders were net sellers over the 90 days ending Oct 8, 2026; selling is often routine (taxes, diversification).

Short interest4.6% of sharesFINRA · Sep 15, 2026

Moderately shorted, settled Sep 15, 2026, about a week of normal trading to cover. Up 23% since the previous count, up from 3.3% of shares outstanding three months ago.

Against the whole market›

Percentile against every name Ryufin tracks. Higher is better; the tick marks the middle of the market. Context, not one of the checks above.

1-year returnbetter than 77% of the market
vs 200-day avgbetter than 77% of the market

Where this answer is blind. Insider selling is often routine (taxes, diversification); only cluster buying is a strong tell.

How OSBC is trading

Old Second Bancorp, Inc. is +39% over the past year while the S&P 500 is +18%: 21 points ahead of the market.

+39%

1-year return · S&P 500 +18%

vs 200-day average
+13%

vs 200-day average · a clear uptrend

RSI (14)
46

RSI (14) · neutral

Below its 52-week high
5.0%

Below its 52-week high

Sep 18, 2024$14.19 – $25.90 · dashed line: 200-day averageOct 9, 2026
Details›
Last close2026-10-09
$24.60
1 monthS&P 500 +2.7%
−3.6%
1 yearS&P 500 +18%
+39%
5 yearsS&P 500 +88%
+119%
vs 50-day average$25.23
−2.5%
52-week high
$25.89
52-week low
$16.53
Annualised volatility
27%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-10-08
−$2.9M
Calendar-year price return
YearReturn
2026 (year to date)+27%
2025+11%
2024+17%
2023−2.4%
2022+29%
2021+26%
2020−25%
2019+3.9%
2018−4.5%
2017+24%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan106 of 10+1.2%
Feb104 of 10+0.39%
Mar106 of 10−4.9%
Apr106 of 10+1.4%
May106 of 10+1.3%
Jun106 of 10+0.66%
Jul119 of 11+6.7%
Aug114 of 11−0.82%
Sep114 of 11−0.21%
Oct118 of 11+3.5%
Nov108 of 10+5.8%
Dec107 of 10+2.6%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.