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v3.26.1

Debt | 9 Months Ended
--- | ---
Jun. 30, 2026
Debt Disclosure [Abstract] |
Debt | 10. Debt As of June 30, 2026 and September 30, 2025, we had the following debt obligations:
(in thousands) |  | June 30, 2026 |  |  | September 30, 2025 |
4.000% Senior notes due 2028 |  | $ | 500,000 |  |  | $ | 500,000 |
Credit facility revolver line(1)(2) |  |  | 475,000 |  |  |  | 231,250 |
Credit facility term loan(1)(2) |  |  | 450,074 |  |  |  | 468,750 |
Total debt |  |  | 1,425,074 |  |  |  | 1,200,000 |
Unamortized debt issuance costs for the senior notes(3) |  |  | (1,759 | ) |  |  | (2,566 | )
Total debt, net of issuance costs(4) |  | $ | 1,423,315 |  |  | $ | 1,197,434 |
(1) Unamortized debt issuance costs related to the credit facility were $2.7 million included in Other current assets and $2.1 million included in Other assets on the Consolidated Balance Sheet as of June 30, 2026 and $2.7 million included in Other current assets and $3.3 million included in Other assets on the Consolidated Balance Sheet as of September 30, 2025. (2) The stated maturity date under the credit facility on which both the revolver line and the term loan will mature and all amounts then outstanding will become due and payable is January 3, 2028. The term loan began amortizing in March 2024, with payments remaining of $6.3 mi llion in 2026, $25.0 million in 2027, and $418.7 million in 2028. (3) As of June 30, 2026 and September 30, 2025, all unamortized debt issuance costs for the senior notes were included in Long-term debt on the Consolidated Balance Sheets. (4) Debt associated with the credit facility that was classified as short term was $25.1 million and $25.0 million as of June 30, 2026 and September 30, 2025, respectively. Senior Unsecured Notes In February 2020, we issued $500 million in aggregate principal amount of 4.0% senior, unsecured long-term debt at par value, due in 2028 (the 2028 notes). As of June 30, 2026, the total estimated fair value of the 2028 notes was approximately $490.0 million based on quoted prices for the notes on that date. We were in compliance with all the covenants for the 2028 notes as of June 30, 2026. Credit Agreement Our credit facility consists of (i) a $1.25 billion revolving credit facility, (ii) a $500 million term loan credit facility, and (iii) an incremental facility pursuant to which we may incur additional term loan tranches or increase the revolving credit facility. As of June 30, 2026, unused commitments under our revolving credit facility were $774.9 million and the amount available to borrow was $757.5 million. As of June 30, 2026, the fair value of our credit facility approximates its book value. PTC and certain foreign subsidiaries are eligible borrowers under the credit facility. As of June 30, 2026, $46.3 million was borrowed by an eligible foreign subsidiary borrower. We were in compliance with all financial and operating covenants of the credit facility as of June 30, 2026. Loans under the credit facility bear interest at variable rates. As of June 30, 2026, the annual rate for borrowings outstanding was 5.0%. A quarterly revolving commitment fee on the undrawn portion of the revolving credit facility is required, ranging from 0.175% to 0.325% per annum, based upon our total leverage ratio. Interest We incurred interest expense on our debt of $15.8 million and $48.4 million in the third quarter and first nine months of 2026, respectively, and $18.4 million and $60.1 million in the third quarter and first nine months of 2025, respectively. The average interest rate on borrowings outstanding was approximately 4.6% and 4.7% during the third quarter and first nine months of 2026, respectively, and 5.0% and 4.9% during the third quarter and first nine months of 2025, respectively.

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