Nasdaq · CIK 0000357173
OSBC OLD SECOND BANCORP INC
Insider trading from SEC Form 4. Last filing 11 d ago. Close $24.61 on Oct 9, 2026, +49% from the 52-week low and -5% from the high.
Last 90 days
Net insider value
-$2.4M
more sold than bought
Buys
0
$0 by 0 insiders
Sells
5
$2.4M by 3 insiders
Insiders on file
14
with a Form 4 at this company
Price and insider trades, last year
OSBCOct 9, 2026 · close 24.61
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at OLD SECOND BANCORP INC, scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 56Moderate | Gary S Collins VICE CHAIRMAN sell | $395k 16,000 shares | -53% | - | |
| 46Moderate | Gary S Collins VICE CHAIRMAN sell | $129k 5,000 shares | -9% | - | |
| 55Moderate | Hugh H McLean director sell | $641k 25,000 shares | -16% | - | |
| 55Moderate | Darin Patrick Campbell President, Powersports Lending sell | $613k 24,000 shares | -9% | - | |
| 55Moderate | Hugh H McLean director sell | $643k 25,000 shares | -16% | - | |
| 47Moderate | Gary S Collins VICE CHAIRMAN sell | $429k 22,154 shares | -36% | +37% from low-9% from high | |
| 54Moderate | Darin Patrick Campbell President, Powersports Lending sell | $733k 35,000 shares | -11% | +44% from low-4% from high | |
| 28Weak | Darin Patrick Campbell President, Powersports Lending sell | $1,884 91 shares | -0% | +44% from low-4% from high | |
| 29Weak | Richard A Gartelmann JR EVP sell | $42k 2,000 shares | -7% | +45% from low-3% from high | |
| 25Weak | John Ladowicz director sell | $100k 4,762 shares | -3% | +47% from low0% from high | |
| 28Weak | John Ladowicz director sell | $250k 12,500 shares | -8% | +39% from low0% from high | |
| 38Weak | John Ladowicz director sell | $250k 13,150 shares | -8% | +33% from low-1% from high | |
| 65Notable | Darin Patrick Campbell President, Powersports Lending sell | $1.0M 57,565 shares | -100% | +27% from low-6% from high | |
| 10Weak | Billy J Lyons Jr. director buy | $415 25 shares | +0% | +17% from low-13% from high | |
| 31Weak | Rocks Patti Temple director buy | $100k 5,625 shares | +43% | - | |
| 28Weak | John Ladowicz director sell | $254k 13,888 shares | -7% | - | |
| 10Weak | Billy J Lyons Jr. director buy | $420 26 shares | +0% | - |
Transactions
The last 100 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 30, 2026 | Bradley S. Adams CFO & COO | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-k Plan | +28 | $0.00 | $0 | 10,221 | 11 d ago |
| Sep 30, 2026 | Richard A Gartelmann JR EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +35 | $0.00 | $0 | 12,683 | 11 d ago |
| Sep 30, 2026 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stockindirect: By Profit Sharing | +17 | $0.00 | $0 | 6,395 | 11 d ago |
| Sep 30, 2026 | Gary S Collins VICE CHAIRMAN | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +30 | $0.00 | $0 | 7,125 | 11 d ago |
| Sep 30, 2026 | Donald Pilmer EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K Plan | +11 | $0.00 | $0 | 4,048 | 11 d ago |
| Sep 30, 2026 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +92 | $0.00 | $0 | 33,590 | 11 d ago |
| Sep 23, 2026 | Gary S Collins VICE CHAIRMAN | SOpen-market sale Old Second Bancorp, Inc. Common Stock | -16,000 | $24.69 | $395k | 14,136 | 19 d ago |
| Sep 4, 2026 | Gary S Collins VICE CHAIRMAN | SOpen-market sale Old Second Bancorp, Inc. Common Stockindirect: IRA | -5,000 | $25.71 | $129k | 53,136 | 31 d ago |
| Sep 8, 2026 | Hugh H McLean director | SOpen-market sale Old Second Bancorp, Inc. Common Stock | -25,000 | $25.63 | $641k | 135,351 | 34 d ago |
| Sep 3, 2026 | Hugh H McLean director | SOpen-market sale Old Second Bancorp, Inc. Common Stock | -25,000 | $25.73 | $643k | 135,351 | 39 d ago |
| Sep 2, 2026 | Darin Patrick Campbell President, Powersports Lending | SOpen-market sale Old Second Bancorp, Inc. Common Stock | -24,000 | $25.53 | $613k | 250,589 | 39 d ago |
| Mar 20, 2026 | Gary S Collins VICE CHAIRMAN | SOpen-market sale Old Second Bancorp, Inc. Common Stock | -22,154 | $19.38 | $429k | 40,136 | Mar 23, 2026 |
| Mar 2, 2026 | Richard A Gartelmann JR EVP | AGrant or award Old Second Bancorp, Inc. Common Stock | +4,523 | $0.00 | $0 | 26,565 | Mar 4, 2026 |
| Mar 2, 2026 | James Eccher CHAIRMAN AND CEO | AGrant or award Old Second Bancorp, Inc. Common Stock | +43,818 | $0.00 | $0 | 391,237 | Mar 4, 2026 |
| Mar 2, 2026 | Bradley S. Adams CFO & COO | AGrant or award Old Second Bancorp, Inc. Common Stock | +15,657 | $0.00 | $0 | 164,988 | Mar 4, 2026 |
| Mar 2, 2026 | Gary S Collins VICE CHAIRMAN | AGrant or award Old Second Bancorp, Inc. Common Stock | +14,432 | $0.00 | $0 | 5,462 | Mar 4, 2026 |
| Mar 2, 2026 | Richard A Gartelmann JR EVP | FTax withholding Old Second Bancorp, Inc. Common Stock | -1,537 | $19.91 | $31k | 29,551 | Mar 4, 2026 |
| Mar 2, 2026 | Gary S Collins VICE CHAIRMAN | FTax withholding Old Second Bancorp, Inc. Common Stock | -4,228 | $19.91 | $84k | 15,666 | Mar 4, 2026 |
| Mar 2, 2026 | James Eccher CHAIRMAN AND CEO | FTax withholding Old Second Bancorp, Inc. Common Stock | -12,838 | $19.91 | $256k | 378,399 | Mar 4, 2026 |
| Mar 2, 2026 | Bradley S. Adams CFO & COO | FTax withholding Old Second Bancorp, Inc. Common Stock | -4,587 | $19.91 | $91k | 160,401 | Mar 4, 2026 |
| Feb 17, 2026 | Edward Bonifas director | AGrant or award Restricted Stock Units | +3,121 | $0.00 | $0 | 13,672 | Feb 24, 2026 |
| Feb 17, 2026 | Gary S Collins VICE CHAIRMAN | AGrant or award Restricted Stock Units | +8,858 | $0.00 | $0 | 53,804 | Feb 24, 2026 |
| Feb 17, 2026 | Darin Patrick Campbell President, Powersports Lending | AGrant or award Restricted Stock | +10,562 | $0.00 | $0 | 10,562 | Feb 24, 2026 |
| Feb 17, 2026 | Barry Finn director | AGrant or award Restricted Stock Units | +3,121 | $0.00 | $0 | 13,672 | Feb 24, 2026 |
| Feb 17, 2026 | Richard A Gartelmann JR EVP | AGrant or award Restricted Stock Units | +5,912 | $0.00 | $0 | 26,464 | Feb 24, 2026 |
| Feb 17, 2026 | Dennis L Klaeser director | AGrant or award Restricted Stock Units | +3,121 | $0.00 | $0 | 13,672 | Feb 24, 2026 |
| Feb 17, 2026 | Billy J Lyons Jr. director | AGrant or award Restricted Stock Units | +3,121 | $0.00 | $0 | 13,672 | Feb 24, 2026 |
| Feb 17, 2026 | Hugh H McLean director | AGrant or award Restricted Stock Units | +3,121 | $0.00 | $0 | 13,672 | Feb 24, 2026 |
| Feb 17, 2026 | Bradley S. Adams CFO & COO | AGrant or award Restricted Stock Units | +25,428 | $0.00 | $0 | 102,872 | Feb 24, 2026 |
| Feb 17, 2026 | James Eccher CHAIRMAN AND CEO | AGrant or award Restricted Stock Units | +54,010 | $0.00 | $0 | 238,328 | Feb 24, 2026 |
| Feb 17, 2026 | Keith Kotche director | AGrant or award Restricted Stock Units | +3,121 | $0.00 | $0 | 13,672 | Feb 24, 2026 |
| Feb 21, 2026 | Bradley S. Adams CFO & COO | FTax withholding Restricted Stock Units | -2,923 | $20.57 | $60k | 93,926 | Feb 24, 2026 |
| Feb 21, 2026 | Edward Bonifas director | FTax withholding Restricted Stock Units | -3,077 | $20.57 | $63k | 10,595 | Feb 24, 2026 |
| Feb 21, 2026 | Gary S Collins VICE CHAIRMAN | FTax withholding Restricted Stock Units | -2,784 | $20.57 | $57k | 45,558 | Feb 24, 2026 |
| Feb 21, 2026 | James Eccher CHAIRMAN AND CEO | FTax withholding Restricted Stock Units | -7,515 | $20.57 | $155k | 213,290 | Feb 24, 2026 |
| Feb 21, 2026 | Barry Finn director | FTax withholding Restricted Stock Units | -3,077 | $20.57 | $63k | 10,595 | Feb 24, 2026 |
| Feb 21, 2026 | Richard A Gartelmann JR EVP | FTax withholding Restricted Stock Units | -894 | $20.57 | $18k | 23,879 | Feb 24, 2026 |
| Feb 21, 2026 | Dennis L Klaeser director | FTax withholding Restricted Stock Units | -3,077 | $20.57 | $63k | 10,595 | Feb 24, 2026 |
| Feb 21, 2026 | Keith Kotche director | FTax withholding Restricted Stock Units | -3,077 | $20.57 | $63k | 10,595 | Feb 24, 2026 |
| Feb 21, 2026 | Billy J Lyons Jr. director | FTax withholding Restricted Stock Units | -3,077 | $20.57 | $63k | 10,595 | Feb 24, 2026 |
| Feb 21, 2026 | Hugh H McLean director | FTax withholding Restricted Stock Units | -3,077 | $20.57 | $63k | 10,595 | Feb 24, 2026 |
| Feb 18, 2026 | Darin Patrick Campbell President, Powersports Lending | SOpen-market sale Old Second Bancorp, Inc. Common Stock | -35,000 | $20.94 | $733k | 274,589 | Feb 19, 2026 |
| Feb 13, 2026 | Darin Patrick Campbell President, Powersports Lending | SOpen-market sale Old Second Bancorp, Inc. Common Stock | -91 | $20.70 | $1,884 | 309,589 | Feb 18, 2026 |
| Feb 9, 2026 | Billy J Lyons Jr. director | AGrant or award Old Second Bancorp, Inc. Common Stock | +23 | $21.21 | $488 | 16,996 | Feb 10, 2026 |
| Feb 5, 2026 | Richard A Gartelmann JR EVP | SOpen-market sale Old Second Bancorp, Inc. Common Stock | -2,000 | $20.98 | $42k | 24,874 | Feb 5, 2026 |
| Jan 15, 2026 | John Ladowicz director | SOpen-market sale Old Second Bancorp, Inc. Common Stockindirect: IRA | -2,897 | $20.94 | $61k | 146,757 | Jan 16, 2026 |
| Jan 15, 2026 | John Ladowicz director | SOpen-market sale Old Second Bancorp, Inc. Common Stockindirect: IRA | -1,865 | $20.96 | $39k | 144,892 | Jan 16, 2026 |
| Dec 31, 2025 | Bradley S. Adams CFO & COO | AGrant or award Old Second Bancorp, Inc. Common Stockindirect: By 401-k Plan | +39 | $0.00 | $0 | 10,124 | Jan 5, 2026 |
| Dec 31, 2025 | Gary S Collins VICE CHAIRMAN | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +40 | $0.00 | $0 | 6,805 | Jan 5, 2026 |
| Dec 31, 2025 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +125 | $0.00 | $0 | 33,018 | Jan 5, 2026 |
| Dec 31, 2025 | Richard A Gartelmann JR EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +47 | $0.00 | $0 | 12,563 | Jan 5, 2026 |
| Dec 31, 2025 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stockindirect: By Profit Sharing | +24 | $0.00 | $0 | 6,335 | Jan 5, 2026 |
| Dec 9, 2025 | John Ladowicz director | SOpen-market sale Old Second Bancorp, Inc. Common Stockindirect: IRA | -12,500 | $20.00 | $250k | 149,654 | Dec 9, 2025 |
| Nov 26, 2025 | John Ladowicz director | SOpen-market sale Old Second Bancorp, Inc. Common Stockindirect: IRA | -13,150 | $19.01 | $250k | 162,154 | Nov 26, 2025 |
| Sep 14, 2025 | John Ladowicz director | JOther Restricted Stock Units | -10,551 | $0.00 | $0 | 0 | Nov 26, 2025 |
| Nov 10, 2025 | Billy J Lyons Jr. director | AGrant or award Old Second Bancorp, Inc. Common Stock | +27 | $18.35 | $495 | 16,973 | Nov 13, 2025 |
| Oct 31, 2025 | Darin Patrick Campbell President, Powersports Lending | SOpen-market sale Old second Bancorp Inc., Common Stockindirect: IRA | -31,159 | $17.89 | $557k | 0 | Nov 7, 2025 |
| Oct 30, 2025 | Darin Patrick Campbell President, Powersports Lending | SOpen-market sale Old second Bancorp Inc., Common Stockindirect: IRA | -26,406 | $18.27 | $482k | 31,159 | Nov 7, 2025 |
| Sep 30, 2025 | Bradley S. Adams CFO & COO | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-k Plan | +35 | $0.00 | $0 | 10,085 | Oct 1, 2025 |
| Sep 30, 2025 | Gary S Collins VICE CHAIRMAN | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +62 | $0.00 | $0 | 6,765 | Oct 1, 2025 |
| Sep 30, 2025 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stockindirect: By Profit Sharing | +22 | $0.00 | $0 | 6,311 | Oct 1, 2025 |
| Sep 30, 2025 | Richard A Gartelmann JR EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +44 | $0.00 | $0 | 12,516 | Oct 1, 2025 |
| Sep 30, 2025 | Donald Pilmer EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By Profit Sharing Plan | +1 | $0.00 | $0 | 182 | Oct 1, 2025 |
| Sep 30, 2025 | Donald Pilmer EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K Plan | +14 | $0.00 | $0 | 3,995 | Oct 1, 2025 |
| Sep 30, 2025 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +134 | $0.00 | $0 | 32,893 | Oct 1, 2025 |
| Aug 4, 2025 | Billy J Lyons Jr. director | POpen-market purchase Old Second Bancorp, Inc. Common Stock | +25 | $16.61 | $415 | 16,946 | Aug 5, 2025 |
| Jul 18, 2025 | Darin Patrick Campbell President, Powersports Lending | AGrant or award Old second Bancorp Inc., Common Stockindirect: IRA | +57,565 | $0.00 | $0 | 57,565 | Jul 21, 2025 |
| Jun 30, 2025 | Richard A Gartelmann JR EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +47 | $0.00 | $0 | 12,472 | Jul 8, 2025 |
| Jun 30, 2025 | Bradley S. Adams CFO & COO | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-k Plan | +36 | $0.00 | $0 | 10,050 | Jul 7, 2025 |
| Jun 30, 2025 | Gary S Collins VICE CHAIRMAN | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +113 | $0.00 | $0 | 6,703 | Jul 7, 2025 |
| Jun 30, 2025 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stockindirect: By Profit Sharing | +22 | $0.00 | $0 | 6,289 | Jul 7, 2025 |
| Jun 30, 2025 | Donald Pilmer EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By Profit Sharing Plan | +1 | $0.00 | $0 | 181 | Jul 7, 2025 |
| Jun 30, 2025 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +120 | $0.00 | $0 | 32,759 | Jul 7, 2025 |
| Jun 30, 2025 | Donald Pilmer EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K Plan | +15 | $0.00 | $0 | 3,981 | Jul 7, 2025 |
| May 6, 2025 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stock | +3,528 | $0.00 | $0 | 326,368 | May 6, 2025 |
| May 5, 2025 | Billy J Lyons Jr. director | AGrant or award Old Second Bancorp, Inc. Common Stock | +26 | $16.30 | $424 | 16,921 | May 6, 2025 |
| May 6, 2025 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stock | +3,528 | $0.00 | $0 | 329,896 | May 6, 2025 |
| Mar 31, 2025 | Bradley S. Adams CFO & COO | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-k Plan | +31 | $0.00 | $0 | 10,014 | Apr 1, 2025 |
| Mar 31, 2025 | Gary S Collins VICE CHAIRMAN | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +220 | $0.00 | $0 | 6,590 | Apr 1, 2025 |
| Mar 31, 2025 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stockindirect: By Profit Sharing | +20 | $0.00 | $0 | 6,267 | Apr 1, 2025 |
| Mar 31, 2025 | Richard A Gartelmann JR EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +248 | $0.00 | $0 | 12,425 | Apr 1, 2025 |
| Mar 31, 2025 | Donald Pilmer EVP | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K Plan | +12 | $0.00 | $0 | 3,966 | Apr 1, 2025 |
| Mar 31, 2025 | James Eccher CHAIRMAN AND CEO | JOther Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +381 | $0.00 | $0 | 32,639 | Apr 1, 2025 |
| Mar 11, 2025 | Richard A Gartelmann JR EVP | AGrant or award Restricted Stock Units | +2,724 | $0.00 | $0 | 20,552 | Mar 25, 2025 |
| Mar 4, 2025 | Bradley S. Adams CFO & COO | AGrant or award Old Second Bancorp, Inc. Common Stock | +15,439 | $0.00 | $0 | 147,831 | Mar 6, 2025 |
| Mar 4, 2025 | Gary S Collins VICE CHAIRMAN | AGrant or award Old Second Bancorp, Inc. Common Stock | +15,180 | $0.00 | $0 | 67,559 | Mar 6, 2025 |
| Mar 4, 2025 | James Eccher CHAIRMAN AND CEO | AGrant or award Old Second Bancorp, Inc. Common Stock | +30,203 | $0.00 | $0 | 331,688 | Mar 6, 2025 |
| Mar 4, 2025 | Bradley S. Adams CFO & COO | FTax withholding Old Second Bancorp, Inc. Common Stock | -4,523 | $17.65 | $80k | 143,308 | Mar 6, 2025 |
| Mar 4, 2025 | Gary S Collins VICE CHAIRMAN | FTax withholding Old Second Bancorp, Inc. Common Stock | -4,447 | $17.65 | $78k | 63,112 | Mar 6, 2025 |
| Mar 4, 2025 | James Eccher CHAIRMAN AND CEO | FTax withholding Old Second Bancorp, Inc. Common Stock | -8,848 | $17.65 | $156k | 322,840 | Mar 6, 2025 |
| Feb 19, 2025 | Bradley S. Adams CFO & COO | AGrant or award Restricted Stock Units | +26,316 | $0.00 | $0 | 86,265 | Feb 21, 2025 |
| Feb 19, 2025 | Edward Bonifas director | AGrant or award Restricted Stock Units | +3,190 | $0.00 | $0 | 10,551 | Feb 21, 2025 |
| Feb 19, 2025 | Gary S Collins VICE CHAIRMAN | AGrant or award Restricted Stock Units | +11,962 | $0.00 | $0 | 53,619 | Feb 21, 2025 |
| Feb 19, 2025 | James Eccher CHAIRMAN AND CEO | AGrant or award Restricted Stock Units | +57,154 | $0.00 | $0 | 201,576 | Feb 21, 2025 |
| Feb 19, 2025 | Barry Finn director | AGrant or award Restricted Stock Units | +3,190 | $0.00 | $0 | 10,551 | Feb 21, 2025 |
| Feb 19, 2025 | Richard A Gartelmann JR EVP | AGrant or award Restricted Stock Units | +5,508 | $0.00 | $0 | 17,828 | Feb 21, 2025 |
| Feb 19, 2025 | Dennis L Klaeser director | AGrant or award Restricted Stock Units | +3,190 | $0.00 | $0 | 10,551 | Feb 21, 2025 |
| Feb 19, 2025 | Keith Kotche director | AGrant or award Restricted Stock Units | +3,190 | $0.00 | $0 | 10,551 | Feb 21, 2025 |
| Dec 31, 2024 | Bradley S. Adams CFO | AGrant or award Old Second Bancorp, Inc. Common Stockindirect: By 401-k Plan | +34 | $0.00 | $0 | 9,983 | Jan 2, 2025 |
| Dec 31, 2024 | Gary S Collins VICE CHAIRMAN | AGrant or award Old Second Bancorp, Inc. Common Stockindirect: By 401-K | +37 | $0.00 | $0 | 6,370 | Jan 2, 2025 |
Insiders
Everyone who has filed a Form 4 here.
- Bradley S. AdamsCFO & COO
- Edward Bonifasdirector
- Gary S CollinsVICE CHAIRMAN
- Darin Patrick CampbellPresident, Powersports Lending
- James EccherCHAIRMAN AND CEO
- Barry Finndirector
- Richard A Gartelmann JREVP
- Dennis L Klaeserdirector
- Keith Kotchedirector
- John Ladowiczdirector
- Billy J Lyons Jr.director
- Hugh H McLeandirector
- Donald PilmerEVP
- Rocks Patti Templedirector
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.