Put assignment means a put seller must buy the shares at the strike price.
Lesson 19
Expiration, assignment and real cost basis
Learn what a put can become at expiration and how net premiums affect real cost basis.
New here? Start from the beginning.
Learn how to see what happens at expiration
Choose a sample stock, see what assignment costs on one put, then read a sample wheel that bought shares. Each of the four checkpoints ends with a two-answer question. Nothing places a trade.
CHECKPOINT 1 OF 4
Choose SOFI
0 / 4 checkpoints earned
When the chart loads, follow its highlighted control to earn your first checkpoint.
- Choose SOFI
- Choose Cash secured put, upcoming
- Work out the real cost, upcoming
- Open Wheels, upcoming
Loading the practice chart.
Now look around the free demo.
The demo opens the full platform with other stocks, and its numbers change each day. Signed out, nothing there moves real money. If you are signed in with a connected broker, Place trade sends a real order, so read the screens without pressing it.
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