Chao John Tsung Chen Insider Trades

Insider Trading History

Track insider trading activity for Chao John Tsung Chen. 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
Westlake
Westlake WLK
Director
Holding Value $309k 4,044 shares
Last Trade
Feb 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$382k 4,044 shares
$94.48
$76.48
Westlake
Westlake WLK
Director
Holding Value $186k 2,434 shares
Last Trade
Feb 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$230k 2,434 shares
$94.42
$76.48
Westlake
Westlake WLK
Director
Holding Value $84.4k 1,104 shares
Last Trade
Feb 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$104k 1,104 shares
$94.42
$76.48
Westlake
Westlake WLK
Director
Holding Value $603k 7,888 shares
Last Trade
Feb 20, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$8.56k 91 shares
$94.10
$76.48
Westlake
Westlake WLK
Director
Holding Value $610k 7,979 shares
Last Trade
Feb 19, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$20.2k 213 shares
$95.04
$76.48
Westlake
Westlake WLK
Director
Holding Value $594k 7,766 shares
Last Trade
Feb 18, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$23.9k 242 shares
$98.95
$76.48
Westlake
Westlake WLK
Director
Holding Value $582k 7,608 shares
Last Trade
Feb 17, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$55.8k 570 shares
$97.83
$76.48
Westlake
Westlake WLK
Director
Holding Value $0 0 shares
Last Trade
Feb 17, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$55.8k 570 shares
$97.83
$76.48
Westlake
Westlake WLK
Director
Holding Value $568k 7,429 shares
Last Trade
Mar 05, 2025 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$25.5k 235 shares
$108.62
$76.48
Westlake
Westlake WLK
Director
Holding Value $538k 7,038 shares
Last Trade
Mar 05, 2025 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$42.5k 391 shares
$108.62
$76.48
Westlake
Westlake WLK
Director
Holding Value $212k 2,772 shares
Last Trade
Feb 21, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$305k 2,772 shares
$110.15
$76.48
Westlake
Westlake WLK
Director
Holding Value $586k 7,664 shares
Last Trade
Feb 20, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$106k 955 shares
$111.40
$76.48
Westlake
Westlake WLK
Director
Holding Value $0 0 shares
Last Trade
Feb 18, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$59.9k 513 shares
$116.85
$76.48
Westlake
Westlake WLK
Director
Holding Value $513k 6,709 shares
Last Trade
Feb 18, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$59.9k 513 shares
$116.85
$76.48
Westlake
Westlake WLK
Director
Holding Value $107k 1,394 shares
Last Trade
Feb 16, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$201k 1,394 shares
$144.49
$76.48
Westlake
Westlake WLK
10% owner, VP & Md, Westlake Innovations
Holding Value $119k 1,557 shares
Last Trade
Feb 17, 2023 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$191k 1,557 shares
$122.65
$76.48
Westlake
Westlake WLK
10% owner, VP & Md, Westlake Innovations
Holding Value $43.6k 570 shares
Last Trade
Feb 17, 2023 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$69.8k 570 shares
$122.51
$76.48
Westlake
Westlake WLK
10% owner
Holding Value $124k 1,623 shares
Last Trade
Feb 18, 2022 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$175k 1,623 shares
$108.12
$76.48
Westlake
Westlake WLK
10% owner
Holding Value $39.2k 513 shares
Last Trade
Feb 18, 2022 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$55.1k 513 shares
$107.45
$76.48
Westlake
Westlake WLK
10% owner
Holding Value $0 0 shares
Last Trade
Aug 14, 2021 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$203k 2,400 shares
$84.59
$76.48

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