ACM Research grants director 6,400 stock options
ACM Research, Inc. (ACMR) reported that director Haiping Dun received new equity awards.
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Form Type
4
Rhea-AI Filing Summary
ACM Research, Inc. (ACMR) reported that director Haiping Dun received new equity awards. On 2026-08-12, Dun was granted a stock option for 6,400 shares of Class A Common Stock at an exercise price of $81.26 per share, expiring on 2036-08-11. The option will vest and become exercisable immediately prior to the issuer’s 2027 annual stockholders meeting, subject to continued service. Dun also received 728 Restricted Stock Units, with the per-unit value based on the average closing price over the 30 trading days before the grant; these RSUs are scheduled to vest immediately prior to the 2027 annual meeting, subject to continued service.
Insider Trade Summary
Grant/Award: 7,128 shares
Grant/Award
2 txns
Insider
Dun Haiping
Role
Director
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Grant/Award | Stock Option F1 | 6,400 | $0.00 | $0.00 |
| Grant/Award | Restricted Stock Units F2, F3 | 728 | $0.00 | $0.00 |
Holdings After Transaction:
Stock Option — 6,400 contracts (Direct);
Restricted Stock Units — 728 contracts (Direct)
Footnotes (3)
- F1. The option will vest and become exercisable immediately prior to the 2027 annual meeting of stockholders of the issuer, subject to continued service through the vesting date.
- F2. The price per restricted stock unit is based on the average closing market price of the Issuer's common stock for the 30 trading days preceding the grant day.
- F3. The restricted stock units should be vested immediately prior to the 2027 annual meeting of stockholders of the issuer, subject to continued service.
Key Figures
Stock option shares granted: 6,400 shares
Stock option exercise price: $81.26 per share
Stock option expiration date: 2036-08-11
+4 more
7 metrics
Stock option shares granted
6,400 shares
Stock option for Class A Common Stock granted to director Haiping Dun on 2026-08-12
Stock option exercise price
$81.26 per share
Exercise price for 6,400-share stock option granted to Haiping Dun
Stock option expiration date
2036-08-11
Expiration of stock option granted to Haiping Dun
Stock option post-transaction holdings
6,400 derivative securities
Total stock options held by Haiping Dun after the reported option grant
RSUs granted
728 units
Restricted Stock Units tied to Class A Common Stock granted to Haiping Dun on 2026-08-12
RSU reference price
$96.13 per unit
Conversion/exercise price field for RSUs, based on 30-day average closing price preceding grant
Vesting timing
Immediately prior to 2027 annual meeting
Vesting schedule for both the stock option and RSUs, subject to continued service
Key Terms
Stock Option, Restricted Stock Units, exercise price, vesting, +1 more
5 terms
Stock Option financial
"security_title: "Stock Option""
A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.
Restricted Stock Units financial
"security_title: "Restricted Stock Units""
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
exercise price financial
"conversion_or_exercise_price: "81.2600""
The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.
vesting financial
"The option will vest and become exercisable immediately prior"
Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.
Class A Common Stock financial
"underlying_security_title: "Class A Common Stock""
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What equity awards did ACMR director Haiping Dun receive in this Form 4?
Haiping Dun received a stock option for 6,400 shares of Class A Common Stock at an exercise price of $81.26, expiring 2036-08-11, and 728 Restricted Stock Units. Both awards are scheduled to vest immediately prior to the 2027 annual meeting, subject to continued service.
When do Haiping Dun’s new ACMR stock options vest and expire?
The 6,400-share stock option granted to Haiping Dun is set to vest and become exercisable immediately prior to the 2027 annual meeting of stockholders, subject to continued service, and it expires on 2036-08-11.
What are the key terms of the 728 RSUs granted to Haiping Dun by ACMR?
Haiping Dun was granted 728 Restricted Stock Units tied to Class A Common Stock. The per-unit value is based on the average closing market price over the 30 trading days preceding the grant date, and the RSUs should vest immediately prior to the 2027 annual meeting, subject to continued service.
Does ACMR receive cash from these equity grants to Haiping Dun?
No cash changes hands on grant. The stock option has an exercise price of $81.26 per share, which would be payable only if and when Haiping Dun exercises the option after it vests and before its 2036-08-11 expiration.
Are Haiping Dun’s ACMR equity awards time-based or performance-based?
The filing describes time-based vesting. The stock option and the 728 RSUs are scheduled to vest immediately prior to the 2027 annual meeting of stockholders, in each case subject to continued service, with no separate performance conditions disclosed.
AI-generated analysis. How Rhea-AI works. Not financial advice.
