According to the ALS Foundation, not towards ALS.
Over 73% of all donations raised are going to fundraising, overhead, executive salaries, and external donations. Less than 27% is actually used for the purpose we donated for.
According to the ECFA, a charitable watchdog, 27% of donations actually making it to the cause they are donated to is unacceptable. In fact, the ECFA won't deem a non-profit as a reliable charity unless at least 80% of donations make it to their intended projects.
Here's the breakdown of the ALS Foundation's Financials from their own pie chart: