Loan Portfolio and Composition
During the second quarter of 2020, gross loans grew to $2.43 billion, an increase of 20.6% from $2.01 billion as of March 31, 2020, and an increase of 71.2% from $1.42 billion as of June 30, 2019. Loan growth, quarter over quarter, was primarily driven by participation in the Payroll Protection Program which added $428.0 million in loans. Excluding PPP loans, organic loans increased $43.1 million, or 14.4% annualized, which includes approximately $13.3 million of participations purchased. Organic loan growth for the quarter (excluding PPP loans) was the result of customers delaying projects and plans as opposed to the Bank decreasing the supply of funds available to lend. We will continue to support our customers and are committed to making funds available while actively managing balance sheet risk.
We remain focused on credit quality and meeting the needs of our customers while ensuring adequate capital is conserved to cover potential losses due to the COVID-19 pandemic. The industries and related exposures currently being monitored by our credit administration personnel include retail strip centers, hospitality, restaurants and direct and indirect oil exposure. Retail strip centers consisted of $120.4 million, or 5.0% of the loan portfolio, at June 30, 2020. Hospitality exposure consisted of $91.4 million, or 3.8% of the loan portfolio, at June 30, 2020. Restaurant exposure consisted of $30.5 million, or 1.3% of the loan portfolio, at June 30, 2020. Finally, total oil exposure was $74.7 million, or 3.1% of the loan portfolio, at June 30, 2020.
Asset Quality
Asset quality remained strong in the second quarter of 2020. The provision for loan losses recorded for the second quarter of 2020 was $2.8 million, which served to increase the allowance to $9.9 million, or 0.41% of the $2.43 billion in gross loans outstanding as of June 30, 2020. The majority of the provision expense for the second quarter of 2020 related to increasing qualitative reserves in response to the current economic environment as opposed to a deterioration in credit quality or an increase in impaired loan balances. The coverage ratio on the organic portfolio was 0.77% of the $1.28 billion in organic loans outstanding, excluding PPP loans which are fully guaranteed and not reserved for as of June 30, 2020. As an emerging growth company, we have opted to delay the adoption of CECL until 2023. Under our current incurred loss model, our reserves are based upon an estimate of loss events which have occurred as opposed to forecasting future loss events.
Nonperforming loans to loans held for investment ratio as of June 30, 2020 was 0.31% compared to 0.38% as of March 31, 2020, and 0.40% as of June 30, 2019. Annualized net charge-offs were 10 basis points for the second quarter of 2020, compared to 18 basis points for the second quarter of 2019.
As of June 30, 2020, we have received and approved COVID-19 related loan relief requests, including periods of interest only payments, full payment deferrals, and escrow deferrals associated with loans with an unpaid principal balance of approximately $520.6 million. While these approvals were initially given for a period of 90 days to ease the impact of business closures and reduced demand, we continue to stay in contact with our borrowers and monitor their long-term financial stability and our collateral position. Based on these conversations, more than 90% of these borrowers have resumed or are expected to resume payments this month.
Deposits and Borrowings
Deposits totaled $2.41 billion as of June 30, 2020, an increase of 16.3% from $2.08 billion as of March 31, 2020, and an increase of 53.8% from $1.57 billion as of June 30, 2019. Noninterest-bearing
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