Wang David H Insider Trades

Insider Trading History

Track insider trading activity for Wang David H. See latest buy and sell transactions across all companies.

Holdings

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price

Insider Trades History

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $32.9M 370,002 shares
Last Trade
Mar 12, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.26M 50,000 shares
$45.27
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $74.8M 842,147 shares
Last Trade
Mar 12, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$2.28M 50,000 shares
$45.57
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $75.8M 852,708 shares
Last Trade
Mar 12, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.26M 50,000 shares
$45.27
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $76.7M 862,708 shares
Last Trade
Mar 11, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.87M 60,000 shares
$47.88
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $37.3M 420,002 shares
Last Trade
Mar 11, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.87M 60,000 shares
$47.88
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $71.7M 807,335 shares
Last Trade
Mar 11, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$2.88M 60,000 shares
$47.92
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $145M 1,636,197 shares
Last Trade
Feb 04, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$30.1M 545,400 shares
$55.11
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $42.7M 480,002 shares
Last Trade
Dec 04, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.08M 60,000 shares
$34.62
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $74.9M 842,891 shares
Last Trade
Dec 04, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$2.05M 60,000 shares
$34.12
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $76.7M 862,708 shares
Last Trade
Dec 04, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.08M 60,000 shares
$34.62
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $77.5M 872,708 shares
Last Trade
Dec 03, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.38M 70,000 shares
$33.94
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $48M 540,002 shares
Last Trade
Dec 03, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.38M 70,000 shares
$33.94
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $71.4M 803,908 shares
Last Trade
Dec 03, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$2.31M 70,000 shares
$33.06
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $48.5M 545,400 shares
Last Trade
Oct 27, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$23.1M 545,400 shares
$42.43
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $54.2M 610,002 shares
Last Trade
Sep 08, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$3.51M 130,000 shares
$26.97
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $71.3M 802,708 shares
Last Trade
Sep 08, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$3.51M 130,000 shares
$26.97
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $65.1M 732,708 shares
Last Trade
Sep 04, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.62M 60,000 shares
$26.98
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $59.8M 672,708 shares
Last Trade
Sep 04, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$1.59M 60,000 shares
$26.44
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $65.8M 740,002 shares
Last Trade
Sep 04, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.62M 60,000 shares
$26.98
$88.86
ACM Research
ACM Research ACMR
10% owner, See Remarks
Holding Value $71.1M 800,002 shares
Last Trade
Sep 03, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.88M 70,000 shares
$26.83
$88.86

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