Operating Activities
Net cash provided by operating activities in the nine months ended September 30, 2025 and 2024 was $81.9 million and $34.2 million, respectively. The $47.7 million increase was primarily driven by an increase in net income of $41.1 million and the increase in non-cash operating items of approximately $8.7 million, partially offset by an increase in working capital.
Investing Activities
Net cash used in investing activities in the nine months ended September 30, 2025 and 2024 of $40.3 million and $389.3 million, respectively, was primarily due to the $32.8 million acquisition of Beadlight in July 2025 and the $383.5 million acquisition of AAI in August 2024, respectively.
Financing Activities
Net cash provided by financing activities in the nine months ended September 30, 2025 of $3.2 million was principally related to proceeds from stock option exercises of $1.9 million and the WVEDA loan of $1.5 million. Net cash provided by financing activities in the nine months ended September 30, 2024 of $388.5 million was principally related to proceeds from the August 2024 borrowing of the $360.0 million incremental term loan for the acquisition of AAI and the Company's IPO of $325.4 million, partially offset by payments on our Credit Agreement of $287.9 million.
Credit Agreement
The Company’s long-term debt consists primarily of borrowings under its Credit Agreement.
On March 26, 2024, the Credit Agreement was amended to extend the termination date of the delayed draw term loan commitment by approximately nine months, extending it from April 1, 2024 to December 31, 2024.
On April 10, 2024, the Credit Agreement was amended to permit certain non-pro rata open market purchases of term loans pursuant to open market purchases. In addition, we also entered into that certain Master Open Market Purchase Agreement, by and between affiliates of lender and the Company (Master Open Market Purchase Agreement) to repurchase term loans on a non-pro rata basis subject to certain conditions as set forth therein.
On May 3, 2024, a portion of the net proceeds from the IPO was used to repay $284.6 million aggregate principal amount of
term loans under the Credit Agreement plus accrued interest of $0.3 million. We wrote-off $0.8 million in unamortized debt issuance costs and expensed $0.8 million in refinancing costs associated with the amendment of the Credit Agreement during the nine months ended September 30, 2024.
On May 10, 2024, the Credit Agreement was amended to extend the maturity date to May 10, 2030 from April 2, 2026 and reduce the applicable margin by between 2.0 and 2.5 percentage points based on the Company’s leverage ratio. At our election, interest on loans will accrue at the SOFR rate plus the applicable margin of 4.75% or at the base rate plus the applicable margin of 3.75% as long as the leverage ratio of less than 5.5 to 1 is maintained. Also, the existing availability under the delayed draw term loan commitment was increased to $100 million, which terminates if not drawn upon by May 10, 2026. In addition, the existing revolving line of credit under the Credit Agreement was replaced with a new revolving credit commitment of $50 million. The unused portion of the revolving line of credit carries a commitment fee of 0.375%. Loans outstanding under the revolving line of credit, if any, mature on May 10, 2029. Debt issuance costs associated with the amendment of approximately $0.9 million were capitalized during the nine months ended September 30, 2024.
On August 26, 2024, the Credit Agreement was amended to make available an incremental term loan in an aggregate principal amount equal to $360 million for purposes of (i) paying a portion of the consideration payable by it pursuant to the terms of that certain purchase agreement (the "Purchase Agreement") pursuant to which the Company agreed to purchase from AAI Parent all the issued and outstanding equity interests of AAI, (ii) paying fees and expenses incurred in connection with the foregoing, and (iii) otherwise to fund working capital and general corporate purposes.
On December 17, 2024, the net proceeds from the Follow-on Offering and cash from operations were used to repay $330.0 million aggregate principal amount of term loans under the Credit Agreement plus accrued interest of $1.5 million. Unamortized debt issuance costs $4.8 million were written off as a result.
On March 7, 2025, in connection with the pending LMB acquisition which was expected to close in the third quarter of 2025, we entered into the Commitment Letter (as amended and restated). See above under “—Recent Developments.”
On August 1, 2025, the Credit Agreement was amended to reduce the applicable margin by 0.5%. At our election, interest on loans will accrue at the SOFR rate plus the applicable margin of 4.25% or at the base rate plus the applicable margin of 3.25% as long as the Company maintains a leverage ratio of less than 5.5 to 1.
At September 30, 2025, there was $281.4 million outstanding under the Credit Agreement, and there remained availability of $100.0 million in delayed draw term loan commitments and $50.0 million in revolving line of credit.