Smith Brandon S. Insider Trades

Insider Trading History

Track insider trading activity for Smith Brandon S.. 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
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $1.64M 190,000 shares
Last Trade
Mar 03, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$1.78M 190,000 shares
$9.36
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $1.12M 130,000 shares
Last Trade
Jul 28, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$893k 130,000 shares
$6.87
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $929k 107,500 shares
Last Trade
Mar 05, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$1.61M 107,500 shares
$14.95
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $734k 85,000 shares
Last Trade
Feb 27, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$2.58M 85,000 shares
$30.30
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $1.89M 218,667 shares
Last Trade
Oct 11, 2023 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$189k 4,000 shares
$47.17
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $3.84k 444 shares
Last Trade
Oct 11, 2023 Sale (Open Market)Shares sold on the open market or in a private sale.
$187k 4,000 shares
$46.74
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $34.6k 4,000 shares
Last Trade
Oct 11, 2023 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$189k 4,000 shares
$47.17
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $1.92M 222,667 shares
Last Trade
Sep 13, 2023 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$216k 4,000 shares
$53.99
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $34.6k 4,000 shares
Last Trade
Sep 13, 2023 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$216k 4,000 shares
$53.99
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $985 114 shares
Last Trade
Sep 13, 2023 Sale (Open Market)Shares sold on the open market or in a private sale.
$222k 4,000 shares
$55.49
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $1.96M 226,667 shares
Last Trade
Aug 16, 2023 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$237k 4,000 shares
$59.18
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $34.6k 4,000 shares
Last Trade
Aug 16, 2023 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$237k 4,000 shares
$59.18
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $15.3k 1,774 shares
Last Trade
Aug 16, 2023 Sale (Open Market)Shares sold on the open market or in a private sale.
$235k 4,000 shares
$58.71
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $6.91k 800 shares
Last Trade
Jul 12, 2023 Sale (Open Market)Shares sold on the open market or in a private sale.
$270k 4,000 shares
$67.51
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $1.99M 230,667 shares
Last Trade
Jul 12, 2023 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$271k 4,000 shares
$67.74
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $34.6k 4,000 shares
Last Trade
Jul 12, 2023 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$271k 4,000 shares
$67.74
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $2.03M 234,667 shares
Last Trade
Jun 14, 2023 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$383k 5,333 shares
$71.85
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $36.6k 4,235 shares
Last Trade
Jun 14, 2023 Sale (Open Market)Shares sold on the open market or in a private sale.
$395k 5,333 shares
$73.98
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $46.1k 5,333 shares
Last Trade
Jun 14, 2023 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$383k 5,333 shares
$71.85
$8.64
Prothena plc
Prothena plc PRTA
Chief Operating Officer
Holding Value $415k 48,000 shares
Last Trade
Mar 02, 2023 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$2.54M 48,000 shares
$52.97
$8.64

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