A short put is when a trader opens an options trade by selling or writing a put option.

A stipend is a preset amount of money paid to trainees, interns, and students to help offset expenses. 

A short call option position where the writer does not own an equivalent position in the underlying security presented by their option contracts.

A steady-state economy is an economy structured to balance growth with environmental integrity. It seeks to find balance between production and population growth. 

Statutory voting is a corporate voting procedure where each shareholder is entitled to one per-share vote. Votes must be divided evenly among the candidates or issues being voted on. 

Stuffing is the act of selling unwanted securities from a broker's account to client. It allows broker firms to escape securities that are expected to lose their value. 

A supermajority can be a part of company's decision making process that requires a large majority of shareholders (generally 67% to 90%) to approve important changes e.g. mergers.

Stock swap is the exchange of one equity-based asset for another. It usually occurs because of the of a merger or acquisition. 

Statement shock is a slang term used to describe an unsettling feeling of seeing that the value of your portfolio dropped harder than you were expecting it to.

Stock pick a term used to describe a time when a trader bases his decision of adding a stock to their portfolio on general analysis judging whether the stock is going to make a good investment.