When an individual works for the company they are
Post# of 75003
I only provided an excerpt so I do suggest clicking the link and reading the document in full
https://www.sec.gov/investor/pubs/rule144.htm
Rule 144: Selling Restricted and Control Securities
When you acquire restricted securities or hold control securities, you must find an exemption from the SEC's registration requirements to sell them in a public marketplace. Rule 144 allows public resale of restricted and control securities if a number of conditions are met. This overview tells you what you need to know about selling your restricted or control securities. It also describes how to have a restrictive legend removed.
Trading Volume Formula. If you are an affiliate, the number of equity securities you may sell during any three-month period cannot exceed the greater of 1% of the outstanding shares of the same class being sold, or if the class is listed on a stock exchange, the greater of 1% or the average reported weekly trading volume during the four weeks preceding the filing of a notice of sale on Form 144. Over-the-counter stocks, including those quoted on the OTC Bulletin Board and the Pink Sheets, can only be sold using the 1% measurement.