Zhou Rong Insider Trades

Insider Trading History

Track insider trading activity for Zhou Rong. 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
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $3.21M 171,554 shares
Last Trade
Mar 15, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$22.3k 1,225 shares
$18.18
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $3.23M 172,779 shares
Last Trade
Mar 10, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$41.9k 2,215 shares
$18.91
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $3.27M 174,994 shares
Last Trade
Mar 09, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$2.32M 120,773 shares
$19.21
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.54M 135,562 shares
Last Trade
Mar 06, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$26.2k 1,357 shares
$19.34
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.56M 136,919 shares
Last Trade
Mar 04, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$22.4k 1,124 shares
$19.96
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.76M 147,830 shares
Last Trade
Dec 17, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$255k 9,787 shares
$26.07
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.58M 138,043 shares
Last Trade
Dec 17, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$256k 9,787 shares
$26.20
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $0 0 shares
Last Trade
Dec 17, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$255k 9,787 shares
$26.07
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.57M 137,497 shares
Last Trade
Mar 17, 2025 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$54.5k 1,967 shares
$27.69
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.61M 139,464 shares
Last Trade
Mar 15, 2025 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$32.6k 1,222 shares
$26.66
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.63M 140,686 shares
Last Trade
Mar 10, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$1.49M 52,437 shares
$28.41
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.17M 115,994 shares
Last Trade
Mar 06, 2025 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$38.3k 1,354 shares
$28.32
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.22M 118,469 shares
Last Trade
Dec 13, 2024 Sale (Open Market)Shares sold on the open market or in a private sale.
$362k 8,000 shares
$45.23
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $183k 9,787 shares
Last Trade
Dec 13, 2024 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$338k 8,000 shares
$42.24
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.36M 126,469 shares
Last Trade
Dec 13, 2024 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$338k 8,000 shares
$42.24
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.22M 118,469 shares
Last Trade
Dec 12, 2024 Sale (Open Market)Shares sold on the open market or in a private sale.
$311k 7,000 shares
$44.43
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.35M 125,469 shares
Last Trade
Dec 12, 2024 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$312k 7,000 shares
$44.50
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $333k 17,787 shares
Last Trade
Dec 12, 2024 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$312k 7,000 shares
$44.50
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.34M 125,281 shares
Last Trade
Nov 12, 2024 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$329k 6,893 shares
$47.71
$18.70
Amphastar Pharmaceuticals
Amphastar Pharmaceuticals AMPH
SENIOR Evp, PRODUCTION CENTER
Holding Value $2.21M 118,388 shares
Last Trade
Nov 12, 2024 Sale (Open Market)Shares sold on the open market or in a private sale.
$337k 6,893 shares
$48.88
$18.70

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