2 unchanged sentences
Shares of our common stock have traded on the NYSE under the symbol ATKR since June 10, 2016.
−Removed: ** Assumes $100 invested on October 1, 2019 in stock or index, including reinvestment of dividends.
−Removed: As of November 19, 2024, there were two stockholders of record of our common stock.
+Added: ** Assumes $100 invested on September 30, 2020 in stock or index, including reinvestment of dividends.
+Added: As of November 24, 2025, there were three stockholders of record of our common stock.
This number excludes stockholders whose stock is held in nominee or street name by brokers.
6 unchanged sentences
Issuer Purchases of Equity Securities
−Removed: The following table shows our share repurchase programs, on a trade date basis, for each of our fiscal months for the quarter ended September 30, 2024 (in thousands, except per share data):
+Added: As illustrated in the following table, there were zero share repurchases on our share repurchase programs, on a trade date basis, for each of our fiscal months for the quarter ended September 30, 2025 (in thousands, except per share data):
Period Total Number of Shares Purchased Average Price Paid Per Share Total Number of Shares Purchased as Part of Publicly Announced Program(1) Maximum Value of Shares that May Yet Be Purchased Under the Program(1)
2 unchanged sentences
August 30, 2025 - September 30, 2025 — $ — — $ 328,114
−Removed: Total 1,047 1,047
−Removed: (1) On November 16, 2021, the board of directors approved the 2021 Plan for the repurchase of up to an aggregate amount of $400.0 million of the Company’s stock over a two-year period..
−Removed: On April 6, 2022, the board of directors approved an amendment to the 2021 Plan, extending it to a total repurchase of the Company’s outstanding stock of $800.0 million.
−Removed: On November 11, 2022, the board of directors approved an amendment to the 2021 Plan, extending it to a total repurchase authorization of the Company’s outstanding stock of $1,300 million.
−Removed: On May 2, 2024, the board of directors approved the 2024 Plan, which is scheduled to begin after the repurchase authorization under the 2021 Plan has been exhausted.
−Removed: The 2024 Plan authorizes the Company to repurchase up to $500.0 million of its outstanding stock.
+Added: (1) On May 2, 2024, the board of directors approved the 2024 Plan, which authorizes the Company to repurchase up to $500.0 million of its outstanding stock.
The plans were funded from the Company's available cash balances.
−Removed: Under the Plans, the Company was not obligated to acquire any particular amount of common stock, and it may have been terminated at any time at the Company's discretion.
−Removed: The final purchase under the 2021 plan was in August 2024 and the Company began purchasing under the 2024 Plan.
+Added: Under the plan, the Company was not obligated to acquire any particular amount of common stock, and it may have been terminated at any time at the Company's discretion.
Securities Authorized for Issuance Under Equity Compensation Plans
12 unchanged sentences
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.