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Old Second Bancorp, Inc. (OSBC) SEC Filings & Earnings Calls

EquiReason read 24 Old Second Bancorp, Inc. SEC filings in the last 12 months. Latest: 8-K on 2026-10-21 — Old Second Bancorp reported Q3 2026 net income of $28.9M ($0.56/diluted share) vs $28.2M ($0.54) in Q2 2026; NIM improved 4bp to 5.27%; efficiency ratio 52.34%; credit trends impro.

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

OSBCOld Second Bancorp, Inc.Follow OSBC — free
Banks - Regional · Financials
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Price chart with a free account
Market cap
1.2B
P/E TTM
13.9
Dividend yield
1.1%
52-week
—
Next earnings
19 Jan, in 87 days

Every filing, read

last 12 months · SEC

What happened, the numbers inside, guidance and risks. The original is one click away.

21 Oct 20268-K · 2.02Old Second Bancorp reported Q3 2026 net income of $28.9M ($0.56/diluted share) vs $28.2M ($0.54) in Q2 2026; NIM improved 4bp to 5.27%; efficiency ratio 52.34%; credit trends improving with criticized loans declining to 1.88% from 3.05%; reearningsopen

Figures in the filing · each found in the filing text

Net income · Q3-2026$29M+2% y/y
Diluted earnings per share · Q3-2026$0.56+4% y/y
Net interest margin (fully tax-equivalent) · Q3-20265.3%
Efficiency ratio · Q3-202652.3%
Return on average assets · Q3-20261.7%
Return on average tangible common equity · Q3-202615.8%
Provision for credit losses · Q3-2026$7M-9% y/y
Dividend per share · Q4-2026$0.08
Criticized loans to total loans · 2026-09-301.9%

Risks flagged

Loan losses remained elevated due to one previously identified commercial relationship, though credit trends are improving.

“Loan losses remained higher than we wanted this quarter due to one previously identified commercial relationship, but the trends are extremely encouraging with nonperforming and classified loans declining by 30% and 44%, respectively” · word for word

Noninterest expense increased due to higher salaries, occupancy, advertising, and professional fees related to a brand awareness campaign.

“Noninterest Expense increased $370,000, or 0.72%” · word for word
Read the original on SEC EDGAR ↗
20 Oct 20268-K · 8.01Board declared a routine quarterly cash dividend of $0.08 per share, payable Nov 9, 2026 to holders of record Oct 30, 2026.open

Figures in the filing · each found in the filing text

dividend per share · Q4-2026$0.08
Read the original on SEC EDGAR ↗
19 Oct 20268-K · 5.02Vice Chairman Gary Collins retires effective Oct 31, 2026; separation agreement includes $211k cash, equity vesting, and benefit continuation. No disagreement cited.open

Risks flagged

Loss of senior leadership (Vice Chairman) could create temporary management gap, though no disagreement suggests orderly transition.

“Retirement of Vice Chairman Gary Collins; no disagreement cited; separation agreement includes standard terms.”
Read the original on SEC EDGAR ↗
1 Oct 20268-K · 8.01Old Second Bancorp, Inc. filed an 8-K under Item 8.01 solely to announce the timing of its Q3 2026 earnings release and conference call. No material financial or operational event was disclosed.SEC ↗
6 Aug 202610-QOuster reported Q2 2026 revenue of $54.6M, up 56% YoY, with gross margin improving to 49% and net loss narrowing to $18.1M.earningsopen

Figures in the filing · each found in the filing text

Revenue · Q2-2026$55M+56% y/y
Net loss · Q2-2026$-18M-12% y/y
Gross margin · Q2-202649.0%
Cash and short-term investments · 2026-06-30$263M

Risks flagged

Tariff cost pressure

“We expect that the current uncertainty surrounding U.S. trade relationships may impact our future product costs and margins, particularly to the extent there are significant tariffs or trade restrictions imposed on goods imported from Thailand, Canada, Taiwan or China that are used in our products.”

ASP pressure

“We expect to continue to experience some downward pressure on prices from signing anticipated large multi-year agreements in the near term with multi-year negotiated pricing.”

Supply chain concentration

“Some of the key components in the products we have designed or are currently designing come from limited or single source suppliers.”
Read the original on SEC EDGAR ↗
22 Jul 20268-K · 2.02Net income $28.2M, EPS $0.54; NIM expanded 9bps to 5.23%; efficiency ratio improved to 51.72%; ROATCE 15.58%; TBVPS grew double-digit annualized; credit quality improved with NPLs down.earningsopen

Figures in the filing · each found in the filing text

Net interest and dividend income · Q2-2026$83M
Net interest margin (fte) · Q2-20265.2%
Net income · Q2-2026$28M+10% y/y
Diluted earnings per share · Q2-2026$0.54+13% y/y
Efficiency ratio · Q2-202651.7%
Return on average assets · Q2-20261.6%
Return on tangible common equity (ROATCE) · Q2-202615.6%
Total loans · 2026-06-30$5.25B
Total deposits · 2026-06-30$5.44B
Cost of deposits · Q2-20261.0%

Risks flagged

Elevated net charge-offs from two larger credits: a downtown Chicago office credit and a cash-flow-dependent commercial relationship, though these were previously downgraded.

“Charge-offs in the second quarter largely resulted from one downtown Chicago office credit and one cash-flow-dependent commercial relationship which had been downgraded in prior quarters.” · word for word

Deposit decline of $120.3M linked-quarter due to seasonal outflows and roll-off of higher-cost brokered deposits, though cost of deposits improved.

“Total deposits were $5.44 billion, a decrease of $120.3 million, or 2.16%.” · word for word
Read the original on SEC EDGAR ↗
21 Jul 20268-K · 8.01Quarterly cash dividend of $0.07 per share declared; routine declaration.open

Figures in the filing · each found in the filing text

Quarterly Dividend per Share · Q3-2026$0.07
Read the original on SEC EDGAR ↗
8 Jul 20268-K · 5.02Reported a director or officer change (departure, election, appointment or pay arrangement)SEC ↗
1 Jul 20268-K · 8.01Disclosed a material event under other events (litigation, recall, contract loss, or major announcement)SEC ↗
25 Jun 20268-K · 8.01Disclosed a material event under other events (litigation, recall, contract loss, or major announcement)SEC ↗
9 Jun 20268-K · 5.02Reported a director or officer change (departure, election, appointment or pay arrangement)SEC ↗
19 May 20268-K · 7.01Issued a Regulation FD disclosure (forward guidance or material update); filed financial statements and exhibits with this reportSEC ↗
7 May 202610-QNet interest margin (GAAP) 5.12; Net interest income $81M (+29% y/y); Provision for credit losses $10M (+296% y/y)open

Figures in the filing · each found in the filing text

Net interest margin (GAAP) · Q1-20265.1%
Net interest income · Q1-2026$81M+29% y/y
Provision for credit losses · Q1-2026$10M+296% y/y
Nonperforming loans to total loans · 2026-03-311.5%
Total loans · 2026-03-31$5.19B+32% y/y
Total deposits · 2026-03-31$5.56B
Net income · Q1-2026$26M+29% y/y
Diluted earnings per share · Q1-2026$0.48+12% y/y

Risks flagged

Credit quality deterioration

“Nonperforming loans as a percent of total loans was 1.5% as of March 31, 2026, compared to 1.0% as of December 31, 2025, and 0.9% as of March 31, 2025.” · word for word

High charge-offs in powersport portfolio

“Net charge offs... were primarily due to powersport loans of $4.7 million”
Read the original on SEC EDGAR ↗
22 Apr 20268-K · 2.02Net income $26M; Diluted EPS $0.48; Net interest margin (FTE) 5.14earningsopen

Figures in the filing · each found in the filing text

Net income · Q1-2026$26M
Diluted EPS · Q1-2026$0.48
Net interest margin (FTE) · Q1-20265.1%
Total loans · Q1-2026$5.19B
Total deposits · Q1-2026$5.56B
Nonperforming loans to total loans · Q1-20261.5%
Allowance for credit losses to total loans · Q1-20261.4%

Risks flagged

Credit deterioration with higher NPLs and provision, driven by specific large credits.

“Nonperforming loans increased $22.7M; provision $9.5M vs $3.0M; one downtown Chicago office credit and one cash-flow-dependent commercial relationship”

Loan portfolio shrinking, indicating potential demand weakness.

“Loans declined $66.9 million” · word for word
Read the original on SEC EDGAR ↗
21 Apr 20268-K · 8.01Disclosed a material event under other events (litigation, recall, contract loss, or major announcement)SEC ↗
6 Apr 2026DEF 14AAnnual proxy statement disclosing executive compensation, governance, and shareholder proposals.open

Figures in the filing · each found in the filing text

Net Income · FY2025$80M-6% y/y
Adjusted Net Income (non-GAAP) · FY2025$103M+19% y/y
Efficiency Ratio (GAAP) · FY202557.9%
Adjusted Efficiency Ratio (tax-exempt, non-GAAP) · FY202553.1%
Nonperforming assets to total loans plus OREO and repossessed assets ratio · FY20251.1%
Net chargeoffs to average loans ratio · FY20250.2%
Adjusted Return on Average Assets (ROAA) · FY20251.6%
Total Shareholder Return (TSR) · FY2025106.8%
Peer Group TSR (KBW Bank Index) · FY202596.0%

Risks flagged

Credit risk from net charge-offs slightly above peer median

“our net chargeoffs to average loans ratio was 0.21%, excluding the National Specialty Lending loans, while the peer group median net chargeoffs to average loans ratio for 2025 was 0.18%.” · word for word

Concentration risk from large institutional holder

“BlackRock, Inc. reported beneficial ownership of 4,155,906 shares of the Company’s common stock.” · word for word
Read the original on SEC EDGAR ↗
1 Apr 20268-K · 8.01Old Second Bancorp announces Q1 2026 earnings release date and conference call. Purely administrative; no financial results disclosed.open

Risks flagged

No risk signals; routine earnings date announcement.

Read the original on SEC EDGAR ↗
4 Mar 20268-K · 8.01Subordinated Notes Redeemed $30Mopen

Figures in the filing · each found in the filing text

Subordinated Notes Redeemed · Q1-2026$30M

Risks flagged

Remaining $30M subordinated notes still outstanding, but redemption reduces leverage modestly.

“$30,000,000 aggregate principal amount of the Notes will remain outstanding” · word for word
Read the original on SEC EDGAR ↗
26 Feb 202610-KNet interest income $293M (+21% y/y); Total noninterest income $46M (+6% y/y); Total noninterest expense $204M (+28% y/y)open

Figures in the filing · each found in the filing text

Net interest income · FY2025$293M+21% y/y
Total noninterest income · FY2025$46M+6% y/y
Total noninterest expense · FY2025$204M+28% y/y
Net income · FY2025$80M-6% y/y
Total loans · 2025-12-31$5.25B+32% y/y
Total deposits · 2025-12-31$5.60B+17% y/y
Allowance for credit losses on loans · 2025-12-31$72M+66% y/y
Nonperforming loans · 2025-12-31$53M+74% y/y
Net charge-offs · FY2025$16M+14% y/y
Provision for credit losses on loans · FY2025$27M+102% y/y

Risks flagged

Credit quality deterioration

“Nonperforming loans increased year over year by $22.5 million, or 74.4%, to $52.8 million at December 31, 2025” · word for word

Powersport loan credit risk

“Powersport net charge-offs $7,446 thousand, representing 1.2% of average powersport loans”

Acquisition integration risk

“Total noninterest expense increased by $44.3 million, or 27.7%, in 2025 compared to 2024, primarily due to acquisition-related costs” · word for word

Concentration in commercial real estate

“Classified commercial real estate – owner occupied loans increased $36.5 million, driven by downgrades of $52.9 million”
Read the original on SEC EDGAR ↗
29 Jan 20268-K · 8.01Disclosed a material event under other events (litigation, recall, contract loss, or major announcement)open

Risks flagged

Repurchase program subject to market conditions and regulatory limitations; may be suspended or discontinued.

“Repurchases may be initiated, discontinued, suspended or restarted at any time; after Dec 31, 2026 require Fed non-objection.”
Read the original on SEC EDGAR ↗
21 Jan 20268-K · 2.02Net income $29M; Diluted EPS $0.54; Adjusted net income $31Mearningsopen

Figures in the filing · each found in the filing text

Net income · Q4-2025$29M
Diluted EPS · Q4-2025$0.54
Adjusted net income · Q4-2025$31M
Adjusted diluted EPS · Q4-2025$0.58
Net interest and dividend income · Q4-2025$83M
Provision for credit losses · Q4-2025$3M
Noninterest income · Q4-2025$12M
Noninterest expense · Q4-2025$53M
Provision for income tax · Q4-2025$11M
Effective tax rate · Q4-202526.7%

Risks flagged

Acquisition-related costs remain elevated but declining

“Transaction-related expenses of $2.3 million in Q4 2025, down from $11.5 million in Q3 2025.”

Net interest income growth modest, yields declining on securities

“Interest and dividend income decreased $1.8M QoQ due to declines in rates and volume on securities coupled with a decline on yields.”
Read the original on SEC EDGAR ↗
20 Jan 20268-K · 8.01Dividend per Share $0.07open

Figures in the filing · each found in the filing text

Dividend per Share · Q1-2026$0.07
Read the original on SEC EDGAR ↗
2 Jan 20268-K · 8.01Disclosed a material event under other events (litigation, recall, contract loss, or major announcement)open

Risks flagged

No financial data; only scheduling information

“No financial results or guidance provided”
Read the original on SEC EDGAR ↗
6 Nov 202510-QOld Second Bancorp reported Q3 2025 GAAP net income of $9.9M ($0.18/diluted share), down from $23.0M in Q3 2024, due to Bancorp Financial acquisition costs and Day Two provision; adjusted net income rose to $28.4M.earningsopen

Figures in the filing · each found in the filing text

Net interest margin (GAAP) · Q3-20255.0%
Net income · Q3-2025$10M-57% y/y
Total loans · 2025-09-30$5.27B+32% y/y
Total deposits · 2025-09-30$5.76B
Powersport loan originations · Powersport · Q3-2025$114M
Nonperforming loans · 2025-09-30$48M-8% y/y
Provision for credit losses · Q3-2025$20M+885% y/y

Risks flagged

Credit quality deterioration from acquired portfolio

“We recorded a net provision for credit losses on loans and leases of $19.7 million in the third quarter of 2025, driven by the Day Two non-PCD provision for credit losses of $13.2 million based on our assessment of the acquired loans from Bancorp Financial.” · word for word

Deposit cost pressure

“The Bancorp Financial acquisition drove the increase in interest bearing deposit expenses of $9.8 million compared to the prior linked quarter, which increased the cost of interest bearing deposits from 130 basis points for the quarter ended June 30, 2025, to 191 basis points for the quarter ended September 30, 2025.” · word for word

Nonperforming loan increase

“Nonperforming loans increased by $17.7 million to $48.0 million at September 30, 2025, from $30.3 million at December 31, 2024.” · word for word
Read the original on SEC EDGAR ↗

Old Second Bancorp, Inc. — questions

What did Old Second Bancorp, Inc. file recently?
24 SEC filings in the last 12 months. Latest: 8-K on 2026-10-21 — Old Second Bancorp reported Q3 2026 net income of $28.9M ($0.56/diluted share) vs $28.2M ($0.54) in Q2 2026; NIM improved 4bp to 5.27%; efficiency ratio 52.34%; credit trends improving with criticized loans declining to 1.88% from 3.05%; re

Every figure on this page comes from Old Second Bancorp, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.