Investment Securities Available-for-Sale. Investment securities available-for-sale decreased $3.1 million, or 9.4%, to $30.0 million at September 30, 2023 from $33.1 million at December 31, 2022. The decrease in investment securities available-for-sale was primarily attributable to calls and principal repayments of $3.1 million and a $792,000 decrease in fair market value, partially offset by purchases of $879,000.
Cash and Cash Equivalents. Cash and cash equivalents decreased $2.5 million, or 31.1%, to $5.5 million at September 30, 2023 from $8.0 million at December 31, 2022 as a result of increased loan originations and an increase in purchases of interest-earning time deposits in banks along with repayments of FHLB advances.
Goodwill. Goodwill decreased $792,000 to $0 at September 30, 2023 from $792,000 at December 31, 2022 as a result of the sale of Generations Agency’s book of business to Northwoods on June 1, 2023. Further detail regarding the treatment of goodwill is included in Note 14 of the interim condensed consolidated financial statements.
Deposits. Deposits increased $27.2 million, or 8.6%, to $344.9 million at September 30, 2023 from $317.7 million at December 31, 2022. Interest-bearing accounts increased $28.4 million, or 10.8%, to $291.5 million at September 30, 2023 from $263.1 million at December 31, 2022. The largest increase in interest-bearing deposits was in certificates of deposit which increased $51.1 million, or 48.3%, to $156.9 million at September 30, 2023 from $105.8 million at December 31, 2022 as customers shifted funds from lower-yielding accounts into higher-yielding certificate of deposit specials. Savings accounts decreased $11.3 million, or 12.2%, to $81.4 million at September 30, 2023 from $92.6 million at December 31, 2022. Money market accounts decreased $6.5 million, or 24.5%, to $20.0 million at September 30, 2023 from $26.5 million at December 31, 2022. Interest-bearing checking accounts decreased $4.9 million, or 12.9%, to $33.2 million at September 30, 2023 from $38.1 million at December 31, 2022. Noninterest-bearing deposits decreased $1.2 million, or 2.2%, to $53.4 million at September 30, 2023 from $54.6 million at December 31, 2022.
Municipal deposits held at Generations Commercial Bank increased $1.8 million, or 23.1%, to $9.4 million at September 30, 2023 from $7.6 million at December 31, 2022.
Federal Home Loan Bank Advances. Short-term Federal Home Loan Bank advances decreased $16.2 million to $0 at September 30, 2023 from $16.2 million at December 31, 2022 as a result of repayments. Long-term Federal Home Loan Bank advances increased $14.3 million, or 138.1%, to $24.6 million at September 30, 2023 from $10.3 million at December 31, 2022 as a result of $18.0 million in new advances partially offset by repayments of $3.7 million.
Total Equity. Total equity decreased $2.4 million, or 6.4%, to $35.0 million at September 30, 2023 from $37.3 million at December 31, 2022. The decrease was primarily due to a $1.1 million decrease as a result of stock repurchases, a net loss of $961,000, and an increase in accumulated other comprehensive loss of $531,000 as a result of a decrease in the fair market value of our investment securities available-for-sale during the nine months ended September 30, 2023.
Comparison of Operating Results for the Three Months Ended September 30, 2023 and 2022
General. Net loss for the three months ended September 30, 2023 was $643,000 as compared to net income of $300,000 for the three months ended September 30, 2022, a decrease of $943,000, or 314.3%. The decrease was due to a $889,000 decrease in net interest income, a $218,000 increase in noninterest expense, a $58,000 decrease in noninterest income, and a $15,000 increase in provision for credit losses, partially offset by a $237,000 decrease in income tax expense.
Interest and Dividend Income. Interest and dividend income increased $850,000, or 25.7%, to $4.2 million for the three months ended September 30, 2023 from $3.3 million for the three months ended September 30, 2022. This increase was primarily attributable to a $681,000 increase in interest on loans receivable and a net increase of $106,000 in interest on investment securities. The average balance of loans increased $35.7 million, or 12.5%, to $321.8 million for the three months ended September 30, 2023 from $286.1 million for the three months ended September 30, 2022. The average yield on loans increased 38 basis points to 4.59% for the three months ended September 30, 2023 from 4.21% for the three months ended September 30, 2022, reflecting an increase in higher-yielding loans quarter over