
How To Value Your Stock Options
- Current 409A price The 409A is an obscure IRS code which basically means every private company has to have an independent value for its common shares. ...
- Latest Preferred Price The latest preferred price is the price per share paid by investors at the last preferred round (Series A, B, C, D, etc).
- Company Valuation
How do I calculate the value of my stock options?
Calculate Value of Call Option. You can calculate the value of a call option and the profit by subtracting the strike price plus premium from the market price. For example, say a call stock option has a strike price of $30/share with a $1 premium, and you buy the option when the market price is also $30. You invest $1/share to pay the premium.
How do you calculate stock options?
You calculate the compensation element by subtracting the exercise price from the market value. The market value of the stock is the stock price on the day you exercise your options to buy the stock. You can use the average of the high and low prices that the stock trades for on that day.
What are the best ways to sell stock options?
selling options:
- Buying a call: You have the right to buy a security at a predetermined price.
- Selling a call: You have an obligation to deliver the security at a predetermined price to the option buyer if they exercise the option.
- Buying a put: You have the right to sell a security at a predetermined price.
How do you tell which stocks have options?
- Volume (VLM) simply tells you how many contracts of a particular option were traded during the latest session.
- The "bid" price is the latest price level at which a market participant wishes to buy a particular option.
- The "ask" price is the latest price offered by a market participant to sell a particular option.

What determines the value of an option?
There are primarily six factors that determine the value of an option. The factors are underlying price, exercise price, time to expiration, risk-free rate, volatility, and interim cash flows & costs.
Do stock options have value?
The value in the stock option lies in the opportunity to profit if the stock price goes up in the future. If the stock price is greater than the grant price (a good market), your stock option has a current value.
How do you value stock options in a startup?
How to value startup stock options when comparing job offers The strike price of the options. The vesting schedule. The last round valuation (per share as well as in dollars, post-money) The last round date and lead investors. Details on the terms of the last round.More items...
How do you value a private company stock option?
Methods for valuing private companies could include valuation ratios, discounted cash flow (DCF) analysis, or internal rate of return (IRR). The most common method for valuing a private company is comparable company analysis, which compares the valuation ratios of the private company to a comparable public company.
How do you negotiate stock options?
How to ask for stock options in a job offerEvaluate what the discount is. ... Find out about the most recent appraisal. ... Determine the type of stock options offered. ... Negotiate salary. ... Learn the company's guidelines for stock options. ... Request your employer to write a contract.
What do you do with stock options when leaving a company?
On the date of your departure, you are typically allowed to exercise the vested portion of your stock option awards, and you'll forfeit the unvested amount. So, if you are planning to leave your job, review the details of your vesting schedule.
How much stock options should I give employees?
Employee option pools can range from 5% to 30% of a startup's equity, according to Carta data. Steinberg recommends establishing a pool of about 10% for early key hires and 10% for future employees. But relying on rules of thumb alone can be dangerous, as every company has different cash and talent requirements.
Is 100000 stock options a lot?
100,000 options may sound like a lot but it doesn't inherently tell you much. In many cases, 10,000 options could be worth more. That's because there are other factors that determine the worth beyond how much you have. Plus, the value can often change as the value of your company changes — hopefully for the better.
How do startups negotiate stock options?
How to Negotiate Your Startup OfferKnow your minimum number. Leverage sites like PayScale and Glassdoor to learn to learn what employers in your city are paying for similar roles and industries. ... Provide a salary range. ... Consider the whole package — not just salary. ... Ensure your pay increases with funding.
What are three valuation methods that can be used to value stock option awards?
The three most commonly used approaches are the intrinsic-value, binomial and Black-Scholes methods. Each has unique advantages and disadvantages. The intrinsic-value method is the most straightforward of the three.
How To Value Your Stock Options
Valuing stock options or comparing equity offers doesn’t have to be a complete guessing game. I’ve built a simple tool that I found to be very useful for coming up with the expected value, linked at the end of this article, and which I’ll explain further below.
Also, Front has a great online tool that does the same thing HERE
If you are trying to value Restricted Stock Units (RSUs), it’s actually an easier calculation as the RSU would just be worth whatever the price per share you expect at exit multiplied by your number of RSUs. So you can use the model but put $0 as the exercise price.
What factors determine the value of an option?
These include the current stock price, the intrinsic value, time to expiration or the time value, volatility, interest rates, and cash dividends paid.
What are the drivers of the price of an option?
Let's start with the primary drivers of the price of an option: current stock price, intrinsic value, time to expiration or time value, and volatility. The current stock price is fairly straightforward. The movement of the price of the stock up or down has a direct, though not equal, effect on the price of the option.
Why do I get a higher premium on an AMZN option?
On the one hand, the seller of an AMZN option can expect to receive a higher premium due to the volatile nature of the AMZN stock. Basically, when the market believes a stock will be very volatile, the time value of the option rises.
How does time value relate to options?
It is directly related to how much time an option has until it expires, as well as the volatility, or fluctuations, in the stock's price.
What is historical volatility?
Historical volatility (HV) helps you determine the possible magnitude of future moves of the underlying stock. Statistically, two-thirds of all occurrences of a stock price will happen within plus or minus one standard deviation of the stock's move over a set time period.
What is the most widely used model of options?
Of these, the Black-Scholes model is the most widely known. 1 In many ways, options are just like any other investment—you need to understand what determines their price to use them effectively. Other models are also commonly used, such as the binomial model and trinomial model .
How does time decay in an option?
The time component of an option decays exponentially. The actual derivation of the time value of an option is a fairly complex equation. As a general rule, an option will lose one-third of its value during the first half of its life and two-thirds during the second half of its life.
How often should you value stock options?
You should value stock options every time you sell stock or grant stock options. You can use a previous valuation calculated in the last 12 months so long as there is not new information available that materially affects the value (for example, resolving litigation or receiving a patent).
How is a valuation determined?
the valuation is determined by an independent appraisal as of a date no more than 12 months before the transaction date, or. the valuation is of the “illiquid stock of a startup corporation” and is made in good faith, evidenced by a written report, and takes into account the relevant valuation factors described above.
How do options pricing models work?
In an effort to estimate the value of an option, traders often use options pricing models which value an option by calculating the premium based on a number of factors.
What is the most popular option pricing model?
The most popular options price model is the Black Scholes options pricing model created by Myron Scholes and Fisher Black in the 1970’s. The Black–Scholes was first published by Fischer Black and Myron Scholes in their 1973 paper, “The Pricing of Options and Corporate Liabilities”, published in the Journal of Political Economy.
What is implied volatility?
Implied volatility is the markets estimate of how much as security will move over a specific period on an annualized basis. Implied volatility is quoted and referred to in percentage terms. Implied volatility is important because the value of an option is really based on the chance that the underlying price of a security will be in ...
What is the intrinsic value of an option?
The intrinsic value of an option reflects how far the option is in the money.
Why are dividends important?
Dividends are important for pricing option on stocks as the option value has to incorporate the fact that an investor can exercise the stock and receive the dividend by owning the stock. Option sellers need to incorporate this value into the price of the option. If the period the option is active does not cover an ex-dividend period, the dividend value does not need to be incorporated into the option value.
What is the time to maturity of an option?
Time to Maturity. The time to maturity of an option measures how much time is left prior to the expiration of any option. A longer time to maturity equates into a greater value for an option. The reason this is the case is that with more time there is a greater chance in theory that an option will move in the money.
How do interest rates work?
Interest rates calculate the time value of owning an asset. The higher the interest rate, the more expensive it is to own an asset in the future. The interest rate component is relatively small when compared to implied volatility or the current price of the underlying security relative to the strike price.
Why are options awards more attractive?
Options awards became more and more attractive and lucrative because the loophole was just too big and tempting to ignore.
Can corporations use their own valuation model?
Corporations are allowed to use their own discretion when choosing a valuation model, but it must also be agreed upon by their auditors. Still, there can be surprisingly large differences in ending valuations depending on the method used and the assumptions in place, especially the volatility assumptions.
How to value a stock?
The most common way to value a stock is to compute the company's price-to-earnings (P/E) ratio . The P/E ratio equals the company's stock price divided by its most recently reported earnings per share (EPS). A low P/E ratio implies that an investor buying the stock is receiving an attractive amount of value.
What is the book value of a stock?
Price is the company's stock price and book refers to the company's book value per share. A company's book value is equal to its assets minus its liabilities (asset and liability numbers are found on companies' balance sheets). A company's book value per share is simply equal to the company's book value divided by the number of outstanding shares. ...
Why do investors assign value to stocks?
Investors assign values to stocks because it helps them decide if they want to buy them, but there is not just one way to value a stock.
How to find Walmart's P/E ratio?
To obtain Walmart's P/E ratio, simply divide the company's stock price by its EPS. Dividing $139.78 by $4.75 produces a P/E ratio of 29.43 for the retail giant.
What is the most important skill to learn as an investor?
Arguably, the single most important skill investors can learn is how to value a stock. Without this proficiency, investors cannot independently discern whether a company's stock price is low or high relative to the company's performance and growth projections. Image source: Getty Images.
What is value trap?
These types of stocks are known as value traps. A value trap may take the form of the stock of a pharmaceutical company with a valuable patent that soon expires, a cyclical stock at the peak of the cycle, or the stock of a tech company whose once-innovative offering is being commoditized.
Is a P/E ratio good?
A P/E ratio that is good for one investor may not be enticing to another. P/E ratios can be viewed differently by different investors depending on their investment objectives, which may be more strongly oriented toward value or growth. Value investors straightforwardly prefer low P/E ratios. A stock for which the valuation implied by ...
How to calculate the value of a call option?
You can calculate the value of a call option and the profit by subtracting the strike price plus premium from the market price. For example, say a call stock option has a strike price of $30/share with a $1 premium, and you buy the option when the market price is also $30. You invest $1/share to pay the premium.
How does a put option work?
Know how put options work. Essentially it's just the reverse of a call option. A put option guarantees you can sell the underlying security for a specific price. If the market price falls enough to cover the premium, you can buy the security on the market and sell it at a profit to the option writer ...
What is the strike price of a stock called?
Options are contracts that give the owner of a stock the right to buy (call options) or sell (put options) another security at a predetermined price, called the strike price. Stocks for option trading are the most common, but option contracts are also traded on futures, foreign currency, and other securities.
What happens if you buy a stock that goes up to $40?
If the stock goes up to $40 share, the value of the option increases from $5/share to $10/share. Your profit, if you then exercise the option, is $10/share minus the $6 you paid, or $4/share. Advertisement.
Do employee stock options have value?
Employee stock options are not traded, but instead function as a special form of call option. Options don't automatically have value, so it's important for an investor to know when an option does have value and how it is calculated.
What is stock option?
A stock option gives an employee the ability to buy shares of company stock at a certain price, within a certain period of time. The price is known as the grant price or strike price, and it’s typically based on a discounted version of the price of the stock at the time of hire. Purchasing the stock shares at the grant price is known as exercising ...
Why do companies offer stock options?
There are a variety of reasons employers want to offer stock options. Discounted company stock can increase a loyal employee’s compensation without hurting profits. Vesting programs can help build longer-term loyalty among employees. The sense of shared ownership can foster a strong corporate culture.
What is it called when you buy stock at the grant price?
Purchasing the stock shares at the grant price is known as exercising your options. Employees who exercise their options and sell their shares when the company’s stock is trading significantly higher than the grant price have the potential to make a lot of money. For example, say you have the option to buy 5000 shares at $10 and sell ...
What happens if the stock price is lower than the grant price?
If the stock price is trading lower than the grant price, the options are said to be underwater. Exercising options is useless if the employee can buy shares of the company stock for less on the open market.
Why do employees have stock options?
For employees, stock options can result in tremendous wealth, particularly if you join the company at an early or growing stage.
Is stock option good?
All else being equal, stock options are generally a great perk. While they offer the potential to amass great wealth, however, there’s also the potential for frustrating disappointment. If you accept a job with stock options, it is helpful to ask the human resources representative if there is any guidance or advice to help sort out stock options ...
Do stock options expire?
Stock options have expiration dates and will be worthless if held too long. But deciding when to exercise before the options expire can be difficult as well. One camp says hold out as long as you can, waiting for the pinnacle price. On the other hand, you may risk waiting too long and miss the peak, or else exercise too early and miss more growth.

Option Pricing Models
The Black-Scholes Formula
- The Black-Scholes model is perhaps the best-known options pricing method. The model's formula is derived by multiplying the stock price by the cumulative standard normal probability distribution function. Thereafter, the net present value (NPV) of the strike price multiplied by the cumulative standard normal distributionis subtracted from the resul...
Intrinsic Value
- Intrinsic value is the value any given option would have if it were exercised today. Basically, the intrinsic value is the amount by which the strike price of an option is profitable or in-the-money as compared to the stock's price in the market. If the strike price of the option is not profitable as compared to the price of the stock, the option is said to be out-of-the-money. If the strike price i…
Time Value
- Since options contracts have a finite amount of time before they expire, the amount of time remaining has a monetary value associated with it—called time value. It is directly related to how much time an option has until it expires, as well as the volatility, or fluctuations, in the stock's price. The more time an option has until it expires, the greater the chance it will end up in the mo…
Volatility
- An option's time value is also highly dependent on the volatility the market expects the stock to display up to expiration. Typically, stocks with high volatility have a higher probability for the option to be profitable or in-the-money by expiry. As a result, the time value—as a component of the option's premium—is typically higher to compensate for the increased chance that the stock'…
Examples of How Options Are Priced
- Below, you can see the GE example already discussed. It shows the trading price of GE, several strike prices, and the intrinsic and time values for the call and put options. At the time of this writing, General Electric was considered a stock with low volatility and had a beta of 0.49 for this example. The table below contains the pricing for both calls and puts that are expiring in one mo…