LIU TRACY sold 35.1% of their position (60K shares) of ACM RESEARCH, INC. on the open market
Open‑market sale worth $2.85M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
Class A Common Stock
Shares
+45K
Price / share
$1.00
Trade value
$45K
% of position
Class A Common Stock
Shares
−32.22K
Price / share
$47.06
Trade value
$1.52M
% of position
Class A Common Stock
Shares
−12.78K
Price / share
$48.19
Trade value
$616.06K
% of position
Class A Common Stock
Shares
+15K
Price / share
$1.00
Trade value
$15K
% of position
Class A Common Stock
Shares
−11.62K
Price / share
$47.81
Trade value
$555.70K
% of position
Class A Common Stock
Shares
−3.38K
Price / share
$48.25
Trade value
$162.94K
% of position
Net shares
+0.00
Net value
-$2.79M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Class A Common Stock Direct | 3/10/2026 | M · Option Exercise | +45K | $1.00 | $45K | 40.6% | 110.77K | 155.77K |
| Class A Common Stock Direct | 3/10/2026 | S · Sale | −32.22K | $47.06 | $1.52M | 20.7% | 155.77K | 123.56K |
| Class A Common Stock Direct | 3/10/2026 | S · Sale | −12.78K | $48.19 | $616.06K | 10.3% | 123.56K | 110.77K |
| Class A Common Stock Direct | 3/11/2026 | M · Option Exercise | +15K | $1.00 | $15K | 13.5% | 110.77K | 125.77K |
| Class A Common Stock Direct | 3/11/2026 | S · Sale | −11.62K | $47.81 | $555.70K | 9.2% | 125.77K | 114.15K |
| Class A Common Stock Direct | 3/11/2026 | S · Sale | −3.38K | $48.25 | $162.94K | 3.0% | 114.15K | 110.77K |
| Total | +0.00 | -$2.79M | ||||||
Stock Option
Class A Common Stock
45K shares
Shares
−45K
Strike price
1
Held after
15K
Exercisable
—
Stock Option
Class A Common Stock
15K shares
Shares
−15K
Strike price
1
Held after
0.00
Exercisable
—
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option Direct | Class A Common Stock45K shares | 3/10/2026 | M · Option Exercise | −45K | 1 | — | 15K |
| Stock Option Direct | Class A Common Stock15K shares | 3/11/2026 | M · Option Exercise | −15K | 1 | — | 0.00 |