Company: ALGN
Filing Date: 2025-03-27
Form Type: PRE 14A
Source: 0001097149-25-000016
Chunk: 113

Company: ALIGN TECHNOLOGY INC
Filing Date: 2025-03-27
Form: PRE 14A
Chunk 113
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, and certain individual arrangements.

| Plan Category                                              |     | Number of securities to be issued upon exercise of outstanding options, warrants and rights 
 (a)                                                                                         |           |     |    |     | Weighted-average exercise price of outstanding options, warrants and rights 
 (b)                                                                         |     | Number of securities remaining available for future issuance under equity compensation plans (excluding securities reflected in column (a)) 
                                                                                                                                         (c) |           |     |        |
|:-----------------------------------------------------------|:----|:--------------------------------------------------------------------------------------------|----------:|:----|---:|:----|:----------------------------------------------------------------------------|:----|--------------------------------------------------------------------------------------------------------------------------------------------:|----------:|:----|:-------|
| Equity compensation plans approved by security holders     |     | $                                                                                           | 1,223,152 |     | -1 |     | $                                                                           |     |                                                                                                                                           $ | 5,406,500 |     | -2),(3 |
| Equity compensation plans not approved by security holders |     | —                                                                                           |           |     |    |     | —                                                                           |     |                                                                                                                                           — |           |     |        |
| Total                                                      |     | $                                                                                           | 1,223,152 |     |    |     | $                                                                           |     |                                                                                                                                   5,406,500 |           |     |        |

(1) Includes 1,018,981 RSUs, 193,143 MSUs at target and 11,028 PSUs which have an exercise price of zero.

(2) Includes 1,875,920 shares available for issuance under our ESPP. We are unable to ascertain with specificity the number of securities to be issued upon exercise of outstanding rights or the weighted average exercise price of outstanding rights under the ESPP.

(3) Includes additional 550,095 of potentially issuable MSUs if performance targets are achieved at maximum payout.

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#### COMPANY PROPOSAL 6
<div align='center'>Advisory Vote to Allow Stockholders Owning 25% of our Stock to Call a Special Meeting</div>

We are conducting an advisory vote to gather stockholder perspectives on allowing stockholders holding 25% of our outstanding common stock the right to call a special meeting of stockholders.

#### Overview
Our stockholders do not currently have the right to call a special meeting of stockholders. Our Board recognizes that some stockholders feel that a stockholder right to call a special meeting is an important corporate governance