OSBC · Insider trading · 13F holders · Congress trades
Old Second Bancorp Inc (OSBC)
Who is buying and selling OSBC: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 13
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $4.3M
- Congress trades, 12 months
- 0
OSBC at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 4 OSBC insiders filed 7 sales worth $4.3M on SEC Form 4, and no open-market purchases; 2 of the sales were pre-planned under Rule 10b5-1.
- 13 13F filers hold OSBC among their 50 largest positions, worth $178.2M combined, including Derek Pilecki. The biggest bets by portfolio weight are FJ Capital Management LLC (4.4%), Banc Funds Co LLC (4.0%) and Stieven Capital Advisors, L.P. (3.6%). In their latest 13Fs, 0 managers opened a new position and 2 added to one.
- No member of Congress has disclosed a trade in OSBC.
- OSBC last closed at $24.63 on Oct 29, 2026.
OSBC insider trading
Between Aug 1, 2026 and Oct 29, 2026, 4 OSBC insiders filed 7 sales worth $4.3M on SEC Form 4, and no open-market purchases; 2 of the sales were pre-planned under Rule 10b5-1.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Sep 23, 2026 | Collins Gary S | VICE CHAIRMAN, Director | Sale | 16,000 | $24.69 | $395K | SEC |
| Sep 11, 2026 | Collins Gary S | VICE CHAIRMAN, Director | Sale | 5,000 | $25.71 | $129K | SEC |
| Sep 8, 2026 | Mclean Hugh H | Director | Sale | 25,000 | $25.63 | $641K | SEC |
| Sep 3, 2026 | Mclean Hugh H | Director | Sale | 25,000 | $25.73 | $643K | SEC |
| Sep 3, 2026 | Campbell Darin Patrick | President, Powersports Lending, Director | Sale | 24,000 | $25.53 | $613K | SEC |
| Aug 13, 2026 | Eccher James | CHAIRMAN AND CEO, Director | Sale10b5-1 | 19,313 | $25.61 | $495K | SEC |
| Aug 12, 2026 | Eccher James | CHAIRMAN AND CEO, Director | Sale10b5-1 | 55,687 | $25.46 | $1.4M | SEC |
Who owns OSBC? Hedge funds and superinvestors
13 13F filers hold OSBC among their 50 largest positions, worth $178.2M combined, including Derek Pilecki. The biggest bets by portfolio weight are FJ Capital Management LLC (4.4%), Banc Funds Co LLC (4.0%) and Stieven Capital Advisors, L.P. (3.6%). In their latest 13Fs, 0 managers opened a new position and 2 added to one.
Superinvestors holding OSBC: Derek Pilecki 1.8%
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Davis Asset Management, L.P.Hedge fund | 1.1% | $42.0M | 1,800,000 | +0.0% shares | Q2 2026 |
| FJ Capital Management LLCHedge fund | 4.4% | $34.1M | 1,460,413 | -3.0% shares | Q2 2026 |
| Kennedy Capital Management LLCInstitutional asset manager | 0.5% | $28.8M | 1,236,983 | -2.5% shares | Q2 2026 |
| Banc Funds Co LLCAsset manager | 4.0% | $24.1M | 1,034,143 | +0.5% shares | Q2 2026 |
| Stieven Capital Advisors, L.P.Hedge fund | 3.6% | $19.0M | 815,328 | +5.4% shares | Q2 2026 |
| Derek PileckiHedge fund | 1.8% | $8.4M | 359,730 | +2.3% shares | Q2 2026 |
| Forum Financial Management, LPWealth manager | 0.1% | $5.8M | 237,367 | +15.4% shares | Q3 2026 |
| Siena Capital Partners GP, LLCHedge fund | 0.9% | $3.8M | 163,038 | — | Q2 2026 |
| EJF Capital LPHedge fund | 2.4% | $3.5M | 151,358 | +0.1% shares | Q2 2026 |
| Elizabeth Park Capital Advisors, Ltd.Hedge fund | 2.1% | $3.0M | 129,457 | -22.2% shares | Q2 2026 |
| Mendon Capital Advisors CorpMutual fund manager | 0.8% | $2.3M | 100,000 | +0.0% shares | Q2 2026 |
| JCSD Capital, LLCHedge fund | 2.9% | $1.8M | 74,100 | +0.0% shares | Q3 2026 |
| Sara-Bay FinancialWealth manager | 0.4% | $1.4M | 59,000 | -3.3% shares | Q3 2026 |
Each manager counts with its latest 13F (Q3 2026: 3, Q2 2026: 10). Screen OSBC in the grand portfolio →
OSBC stock trades by members of Congress
No member of Congress has disclosed a trade in OSBC.
OSBC questions and answers
Are insiders buying OSBC stock?
Between Aug 1, 2026 and Oct 29, 2026, 4 OSBC insiders filed 7 sales worth $4.3M on SEC Form 4, and no open-market purchases; 2 of the sales were pre-planned under Rule 10b5-1.
Which hedge funds own OSBC?
13 13F filers hold OSBC among their 50 largest positions, worth $178.2M combined, including Derek Pilecki. The biggest bets by portfolio weight are FJ Capital Management LLC (4.4%), Banc Funds Co LLC (4.0%) and Stieven Capital Advisors, L.P. (3.6%). In their latest 13Fs, 0 managers opened a new position and 2 added to one.
Has Congress traded OSBC?
No member of Congress has disclosed a trade in OSBC.
Who is the largest holder of OSBC?
Among 13F filers, Davis Asset Management, L.P. reports the largest OSBC position, $42.0M (1,800,000 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is FJ Capital Management LLC's: 4.4% of its portfolio.
Cite or share this
Free to use with a link back. The data updates every filing day.