Exhibit 99.1 • Financial Results: • Credit Quality: Annualized. (1) Includes loans held for sale. (2) Includes special mention, substandard, doubtful, and loss categories. (3) OP BANCORP REPORTS NET INCOME FOR 2024 SECOND QUARTER OF $5.4 MILLION AND DILUTED EARNINGS PER SHARE OF $0.36 LOS ANGELES, July 25, 2024 — OP Bancorp (the "Company") (NASDAQ: OPBK), the holding company of Open Bank (the "Bank"), today reported its financial results for the second quarter of 2024. Net income for the second quarter of 2 ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ________________________ FORM 10-Q ________________________ (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to ________ Commission File Number: 001-38437 OP BANCORP (Exact Name of Registrant as Specified in ...

Interest-Earning Assets and Liabilities - Total interest-earning assets increased to $2,089,627 thousand in 1Q2024, up from $2,071,613 thousand in 4Q2023 and $2,022,146 thousand in 1Q2023[53] - Total interest-bearing deposits increased to $1,321,828 thousand in 1Q2024, up from $1,243,446 thousand in 4Q2023 and $1,196,194 thousand in 1Q2023[53] Net Interest Income and Margin - Net interest income for 1Q2024 was $15,979 thousand, slightly down from $16,230 thousand in 4Q2023 but significantly lower than $17,892 thousand in 1Q2023[53] - Net interest margin decreased to 3.06% in 1Q2024 from 3.12% in 4Q2023 and 3.57% in 1Q2023[53] Loan Performance - CRE loans grew to $901,262 thousand in 1Q2024, with a yield of 6.13%, up from $892,092 thousand and 5.83% yield in 4Q2023[53] - SBA loans reached $259,368 thousand in 1Q2024, with a yield of 11.19%, compared to $255,692 thousand and 10.95% yield in 4Q2023[53] Cost of Funds - Total funding liabilities cost of funds rose to 3.50% in 1Q2024, up from 3.19% in 4Q2023 and 2.29% in 1Q2023[53] Shareholders' Equity - Shareholders' equity increased to $192,994 thousand in 1Q2024, up from $185,000 thousand in 4Q2023 and $179,184 thousand in 1Q2023[53]

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ________________________ FORM 10-K ________________________ (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to ________ Commission File Number: 001-38437 OP BANCORP (Exact Name of Registrant as Specified in its C ...

Interest Rate Sensitivity - Net interest sensitivity at +300 basis points decreased to (4.60)% as of September 30, 2023, compared to 0.12% on December 31, 2022 [228] - Economic value of equity sensitivity at +300 basis points improved to (41.93)% as of September 30, 2023, from (42.72)% on December 31, 2022 [228] - Net interest sensitivity at -300 basis points increased to 7.32% as of September 30, 2023, compared to (3.24)% on December 31, 2022 [228] - Economic value of equity sensitivity at -300 basis points improved to (0.11)% as of September 30, 2023, from (18.42)% on December 31, 2022 [228]

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ________________________ FORM 10-Q ________________________ (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to ________ Commission File Number: 001-38437 OP BANCORP (Exact Name of Registrant as Specified in i ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ________________________ FORM 10-Q ________________________ (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to ________ Commission File Number: 001-38437 OP BANCORP (Exact Name of Registrant as Specified in ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION FORM 10-K ________________________ Washington, D.C. 20549 ________________________ (Mark One) OP BANCORP (Exact Name of Registrant as Specified in its Charter) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 | California | 81-3114676 | | --- | --- | | (State or other jurisdiction of | (I.R.S. Employer | | incorporation or organization) | Identification No.) | | 1000 Wilshire Blvd., Suite 500, | | | Los Angeles, CA | 9001 ...

Financial Performance - Net income for the three months ended September 30, 2022, was $8.7 million, a 4.8% increase from $8.3 million in the same period of 2021[107]. - Net income for the nine months ended September 30, 2022, was $25,282,000, an increase of 28.3% from $19,706,000 in 2021[119]. - Noninterest income for the nine months ended September 30, 2022, was $14.4 million, an increase of $5.7 million or 64.9%, compared to $8.7 million for the same period in 2021[144]. - Net interest income for the three months ended September 30, 2022, increased to $20.3 million, up by $3.8 million or 22.6% from $16.6 million[107]. - Net interest income for the nine months ended September 30, 2022, was $61,326,000, an increase of 32.1% from $46,336,000 in 2021[119]. Asset Growth - Total assets increased to $2.03 billion, up by $349.7 million or 20.8% from $1.68 billion[107]. - Total assets reached $1,957,914,000 as of September 30, 2022, compared to $1,622,857,000 in 2021, reflecting a growth of 21.0%[123]. - Total deposits reached $1.82 billion, an increase of $320.4 million or 21.4% from $1.50 billion[107]. - Total deposits increased to $1.82 billion as of September 30, 2022, up from $1.53 billion at December 31, 2021, reflecting a growth of approximately 18.6%[198]. Loan Portfolio - Gross loans rose to $1.62 billion, an increase of $386.2 million or 31.4% from $1.23 billion[107]. - The loan portfolio included $830.1 million in commercial real estate loans, representing 51.3% of total loans as of September 30, 2022, compared to $701.5 million, or 53.3%, as of December 31, 2021[171]. - Home mortgage loans increased significantly to $419.5 million as of September 30, 2022, compared to $173.3 million at December 31, 2021, marking a growth of about 142.3%[179]. - The SBA loan portfolio decreased to $232.6 million as of September 30, 2022, down from $275.9 million as of December 31, 2021, reflecting a decline of approximately 15.7%[177]. Noninterest Expenses - Total noninterest expense for the three months ended September 30, 2022, was $12.3 million, an increase of $2.8 million, or 29.6%, compared to $9.5 million for the same period in 2021[147]. - Total noninterest expense for the nine months ended September 30, 2022, was $33.5 million, an increase of $7.2 million, or 27.5%, compared to $26.3 million for the same period in 2021, driven by higher salaries and employee benefits, occupancy and equipment, and other expenses[151]. - Salaries and employee benefits expense for the three months ended September 30, 2022, was $7.3 million, an increase of $1.6 million, or 28.3%, due to an increase in salaries and employee incentive accruals[148]. Loan Losses and Allowance - The allowance for loan losses to gross loans receivable was 1.14% as of September 30, 2022, compared to 1.23% as of December 31, 2021[109]. - Provision for loan losses was $1,999,000 for the nine months ended September 30, 2022, compared to a reversal of $1,376,000 in 2021, indicating a change of $3,375,000[119]. - The total allowance for loan losses was $18.37 million as of September 30, 2022, compared to $16.12 million at December 31, 2021, indicating an increase of approximately 13.9%[191]. Capital Ratios - The total capital to risk-weighted assets ratio for the consolidated entity was 13.10% as of September 30, 2022, exceeding the minimum requirement for being considered "well-capitalized"[206]. - The Tier 1 capital to risk-weighted assets ratio for the consolidated entity was 11.92% as of September 30, 2022, above the required minimum of 6.00%[207]. - The CET1 capital to risk-weighted assets ratio for the consolidated entity was also 11.92% as of September 30, 2022, surpassing the minimum requirement of 4.50%[207]. Interest Rate Risk - Interest rate risk is identified as the primary source of market risk, with management actively monitoring and managing this risk through various strategies[208]. - The net interest sensitivity for a +400 basis points shift is 1.13%, compared to 26.96% on December 31, 2021[217]. - The economic value of equity sensitivity decreased significantly from (8.18)% on December 31, 2021, to (52.12)% with a +400 basis points shift as of September 30, 2022[217].

Financial Performance - Net income for the three months ended June 30, 2022, was $8.5 million, a 32.9% increase from $6.4 million in the same period of 2021[104]. - Net income for the six months ended June 30, 2022, was $16,632,000, an increase of $5,176,000 or 45.3% from $11,456,000 in 2021[116]. - Noninterest income for the three months ended June 30, 2022, was $5.4 million, an increase of $3.1 million or 141.2% from $2.2 million[115]. - Noninterest income rose to $9,575,000 for the six months ended June 30, 2022, compared to $5,186,000 in 2021, marking an increase of $4,389,000 or 84.5%[116]. - The efficiency ratio improved to 47.07% for the three months ended June 30, 2022, compared to 52.30% for the same period in 2021[105]. Asset and Loan Growth - Total assets increased to $1.93 billion, up by $332.4 million or 20.7% from $1.60 billion[104]. - Gross loans rose to $1.48 billion, an increase of $238.9 million or 19.2% from $1.25 billion[104]. - Total deposits reached $1.74 billion, an increase of $307.5 million or 21.4% from $1.43 billion[104]. - The total gross loans amounted to $1,484.7 million, an increase from $1,314.0 million as of December 31, 2021, representing a growth of approximately 12.9%[164]. - The commercial real estate loan portfolio totaled $776.8 million as of June 30, 2022, up from $701.5 million at December 31, 2021, indicating a growth of about 10.7%[166]. Interest Income and Margin - Net interest income for the three months ended June 30, 2022, increased to $19.1 million, up by $4.5 million or 30.8% from $14.6 million[104]. - Net interest income for the six months ended June 30, 2022, was $36,369,000, an increase of $9,028,000 or 33.0% compared to $27,341,000 in 2021[116]. - The net interest margin improved to 4.21% for the three months ended June 30, 2022, compared to 3.98% in the same period in 2021[120]. - Total interest income increased to $38,092,000 for the six months ended June 30, 2022, up from $28,981,000 in 2021, reflecting a change of $9,111,000 or 31.4%[116]. Loan Losses and Asset Quality - The allowance for loan losses to gross loans receivable was 1.19% as of June 30, 2022[106]. - The net charge-offs to average gross loans receivable was (0.01)% as of June 30, 2022, indicating strong asset quality[106]. - Nonperforming loans decreased to $2.2 million at June 30, 2022, down from $3.2 million at December 31, 2021, indicating a reduction of 31.25%[183]. - The ratio of nonperforming loans to gross loans was 0.15% as of June 30, 2022, compared to 0.24% at December 31, 2021, showing an improvement in asset quality[186]. - The allowance for loan losses was $17.7 million at June 30, 2022, compared to $16.1 million at December 31, 2021, representing an increase of approximately 9.9%[177]. Deposits and Funding - Noninterest-bearing demand deposits increased to $820,311 thousand, accounting for 47.1% of total deposits as of June 30, 2022, compared to 50.5% at December 31, 2021[188]. - The total deposits reached $1,741,623 thousand as of June 30, 2022, up from $1,534,066 thousand at December 31, 2021, reflecting a growth of 13.5%[188]. - The maximum borrowing capacity from the Federal Home Loan Bank (FHLB) increased to $482.0 million as of June 30, 2022, from $417.6 million at December 31, 2021[189]. Noninterest Expenses - Total noninterest expense for the three months ended June 30, 2022, was $11.5 million, an increase of $2.7 million, or 30.9%, compared to $8.0 million for the same period in 2021[145]. - Noninterest expense for the six months ended June 30, 2022, was $21.2 million, an increase of $4.4 million, or 26.3%, compared to $16.8 million in the same period of 2021[149]. - Salaries and employee benefits expense increased by $2.8 million, or 28.1%, to $12.8 million for the six months ended June 30, 2022, primarily due to hiring additional employees[150]. Capital Ratios - The total capital ratio for the consolidated entity was 13.51% as of June 30, 2022, exceeding the minimum requirement to be considered "well-capitalized"[198]. - The Tier 1 capital ratio for the consolidated entity was 12.29% as of June 30, 2022, also above the regulatory minimum[198]. - The company maintained a CET1 capital ratio of 12.29% as of June 30, 2022, surpassing the required minimum of 4.5%[198]. Interest Rate Risk - Interest rate risk is identified as the primary source of market risk for the company, impacting earnings and asset values[199]. - The company utilizes a net interest income simulation model to evaluate potential changes in net interest income under various interest rate scenarios[205]. - The asset liability committee monitors interest rate risk sensitivity on a quarterly basis to ensure compliance with established risk limits[201].