Dun Haiping
CIK: 0001721581
Director
Primary company: ACM Research, Inc. (ACMR)
Dun Haiping is a corporate insider at ACM Research, Inc. (ACMR) filing SEC Form 4 transactions. 90 transactions, totaling $0 in purchases and $8,712,133 in sales. Source: SEC EDGAR.
Companies
Transaction History
Source: SEC EDGAR Form 4 insider transaction filings.
Company | Type | Shares | Price | Value | Shares After | Date | SEC |
|---|---|---|---|---|---|---|---|
| Exercise | 5,000 | $5.60 | $28K | 45,000 | 8/18/2026 Filed: 8/18/2026 | Filing → | |
| Sale | 400 | $82.17 | $33K | 0 | 8/18/2026 Filed: 8/18/2026 | Filing → | |
| Sale | 3,400 | $81.31 | $276K | 400 | 8/18/2026 Filed: 8/18/2026 | Filing → | |
| Sale | 1,200 | $80.29 | $96K | 3,800 | 8/18/2026 Filed: 8/18/2026 | Filing → | |
| Exercise | 5,000 | $5.60 | $28K | 5,000 | 8/18/2026 Filed: 8/18/2026 | Filing → | |
| Award | 728 | $96.13 | $70K | 728 | 8/12/2026 Filed: 8/12/2026 | Filing → | |
| Award | 6,400 | $81.26 | $520K | 6,400 | 8/12/2026 Filed: 8/12/2026 | Filing → | |
| Gift | 755,090 | - | - | 0 | 11/12/2025 Filed: 11/14/2025 | Filing → | |
| Award | 20,000 | - | - | 20,000 | 8/12/2025 Filed: 8/14/2025 | Filing → | |
| Sale | 7,062 | $29.23 | $206K | 755,090 | 3/14/2025 Filed: 3/18/2025 | Filing → | |
| Sale | 2,456 | $28.32 | $70K | 762,152 | 3/14/2025 Filed: 3/18/2025 | Filing → | |
| Sale | 15,001 | $26.54 | $398K | 764,608 | 3/10/2025 Filed: 3/12/2025 | Filing → | |
| Exercise | 25,001 | $0.50 | $13K | 0 | 3/3/2025 Filed: 3/5/2025 | Filing → | |
| Tax Payment | 482 | $25.94 | $13K | 779,609 | 3/3/2025 Filed: 3/5/2025 | Filing → | |
| Exercise | 25,001 | $0.50 | $13K | 780,091 | 3/3/2025 Filed: 3/5/2025 | Filing → | |
| Sale | 19,058 | $17.43 | $332K | 755,090 | 11/29/2024 Filed: 12/3/2024 | Filing → | |
| Sale | 15,000 | $19.12 | $287K | 774,148 | 11/22/2024 Filed: 11/26/2024 | Filing → | |
| Exercise | 35,000 | - | - | 25,001 | 11/14/2024 Filed: 11/18/2024 | Filing → | |
| Tax Payment | 942 | $18.59 | $18K | 789,148 | 11/14/2024 Filed: 11/18/2024 | Filing → | |
| Exercise | 35,000 | $0.50 | $18K | 790,090 | 11/14/2024 Filed: 11/18/2024 | Filing → |
Type
Exercise
Shares
5,000
Price
$5.60
Value
$28K
Type
Sale
Shares
400
Price
$82.17
Value
$33K
Type
Sale
Shares
3,400
Price
$81.31
Value
$276K
Type
Sale
Shares
1,200
Price
$80.29
Value
$96K
Type
Exercise
Shares
5,000
Price
$5.60
Value
$28K
Type
Award
Shares
728
Price
$96.13
Value
$70K
Type
Award
Shares
6,400
Price
$81.26
Value
$520K
Type
Gift
Shares
755,090
Price
-
Value
-
Type
Award
Shares
20,000
Price
-
Value
-
Type
Sale
Shares
7,062
Price
$29.23
Value
$206K
Type
Sale
Shares
2,456
Price
$28.32
Value
$70K
Type
Sale
Shares
15,001
Price
$26.54
Value
$398K
Type
Exercise
Shares
25,001
Price
$0.50
Value
$13K
Type
Tax Payment
Shares
482
Price
$25.94
Value
$13K
Type
Exercise
Shares
25,001
Price
$0.50
Value
$13K
Type
Sale
Shares
19,058
Price
$17.43
Value
$332K
Type
Sale
Shares
15,000
Price
$19.12
Value
$287K
Type
Exercise
Shares
35,000
Price
-
Value
-
Type
Tax Payment
Shares
942
Price
$18.59
Value
$18K
Type
Exercise
Shares
35,000
Price
$0.50
Value
$18K
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