Earnings per Share
The computations of basic and diluted earnings per share are as follows:
Year Ended September 30,
 202520242023
 (In millions, except share and per share amounts)
Numerator:
Net income$167.9 $203.4 $166.9 
Denominator:
Weighted average common shares outstanding — basic50,872,335 50,426,040 49,986,526 
Dilutive effect of stock-based compensation187,517 367,914 137,587 
Total weighted average shares outstanding — diluted51,059,852 50,793,954 50,124,113 
Basic net income per common share$3.30 $4.03 $3.34 
Diluted net income per common share$3.29 $4.00 $3.33 

Historical Timeline

Fiscal YearFiled
2025Nov 19, 2025Showing above
2024Nov 19, 2024
2023Nov 17, 2023
2022Nov 17, 2022
2021Nov 18, 2021
2020Nov 19, 2020
2019Nov 21, 2019

About Earnings Per Share Disclosures

The earnings per share disclosure breaks down the calculation from net income to both basic and diluted EPS, revealing the full impact of a company's capital structure on per-share economics. The reconciliation between basic and diluted share counts exposes how many stock options, RSUs, convertible securities, and warrants are potentially dilutive to existing shareholders.

Key signals: a widening gap between basic and diluted shares indicates growing dilution from equity compensation or convertible instruments. Anti-dilutive securities excluded from the diluted calculation deserve attention — they represent latent dilution that will materialize if the stock price rises. Watch for the effect of share buybacks on per-share metrics: EPS growth driven primarily by repurchases rather than income growth signals weakening fundamentals. Compare year-over-year changes in the diluted share count against equity compensation expense to assess whether management is effectively managing dilution.