Offerings - Offering: 1 |
May 27, 2026
USD ($)
shares
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|---|---|
| Offering: | |
| Fee Previously Paid | false |
| Other Rule | true |
| Security Type | Equity |
| Security Class Title | Common Stock, par value $0.0001 per share |
| Amount Registered | shares | 1,400,000 |
| Proposed Maximum Offering Price per Unit | 7.98 |
| Maximum Aggregate Offering Price | $ 11,172,000.00 |
| Fee Rate | 0.01381% |
| Amount of Registration Fee | $ 1,542.86 |
| Offering Note | (a) Karyopharm Therapeutics Inc., a Delaware corporation (the "Registrant"), is registering an additional 1,400,000 shares of common stock, par value $0.0001 per share (the "Common Stock"), that may be issued under the Karyopharm Therapeutics Inc. Amended & Restated 2013 Employee Stock Purchase Plan, as amended (the "Plan"). Pursuant to Rule 416 of the Securities Act of 1933, as amended (the "Securities Act"), this Registration Statement also covers such additional and indeterminate number of securities as may become issuable pursuant to the provisions of the Plan relating to adjustments for changes resulting from a stock dividend, stock split or similar change. (b) The offering price per unit and in the aggregate are estimated in accordance with Rule 457(h) under the Securities Act solely for the purpose of calculating the registration fee. The price of $7.98 per share represents the average high and low sales prices of the Common Stock as quoted on the Nasdaq Stock Market on May 21, 2026. |