Elon's 2021/2022 sales reduced his projected ownership stake 3.2% (of the company)
Ownership as reported to SEC is share plus option count irrespective of ability to turns those into shares at 1:1. With 50% tax, only half are realizable
Ownership ending 2018: 21.7%, post exercise 21.0%
507,370,200 shares 71,221,650 options (adjusted)
These options are from the 2012 plan, not the 2018
Ownership 2019: 20.8% post exercise: 20.1%
511,283,400 shares 68,596,650 (non-2018)
Ownership 2020: 22.4% post exercise: 20.7%
511,478,955 shares 169,916,850 options (some 2018)
Ownership 2021: 21.2% post exercise: 19.6%
517,824,753 shares 177,320,865 options (only 2018s)
Ownership end 2022: 20.6% post exercise 18.8%
411,051,576 shares 303,971,130 options
Backing out all sales, post exercise he would be at 22.0% (26.9% SEC version)
545,581,725 shares and 303,971,130 options