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SCARLETT JOHN A

Insider CIK 1270928 · CHMA Director · CTMX Director · GERN President, CEO and Chairman, Director

Track record PRO

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Track record
See how this insider's past purchases performed 30 and 90 days later, and a conviction score on each buy.
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Trades across companies

TickerCodeTradeFiledSharesPriceValueOwned after
GERN GERON CORP P Buy2025-02-272025-03-0312,500$1.77 $22.1K12,500SEC↗
GERN GERON CORP A Award deriv2025-02-182025-02-20410,000— $0410,000SEC↗
GERN GERON CORP A Award deriv2025-02-182025-02-202,457,000— $02,457,000SEC↗
GERN GERON CORP A Award deriv2024-06-062024-06-071,000,000— $01,000,000SEC↗
GERN GERON CORP M Exercise deriv2024-06-042024-06-05600,000— $00SEC↗
GERN GERON CORP M Exercise2024-06-042024-06-05600,000$2.54 $1.52M600,000SEC↗
GERN GERON CORP S Sale2024-06-042024-06-05600,000$4.00 $2.40M600,000SEC↗
GERN GERON CORP A Award deriv2024-02-142024-02-163,000,000— $03,000,000SEC↗
GERN GERON CORP A Award deriv2023-08-152023-09-21500,000— $0500,000SEC↗
GERN GERON CORP A Award deriv2023-02-222023-02-241,750,000— $01,750,000SEC↗
GERN GERON CORP M Exercise deriv2023-02-102023-02-10446,668— $00SEC↗
GERN GERON CORP S Sale2023-02-102023-02-10446,668$3.00 $1.34M0SEC↗
GERN GERON CORP M Exercise2023-02-102023-02-10446,668$1.50 $670.0K446,668SEC↗
GERN GERON CORP M Exercise deriv2023-02-092023-02-10446,666— $00SEC↗
GERN GERON CORP M Exercise2023-02-092023-02-10446,666$1.50 $670.0K446,666SEC↗
GERN GERON CORP S Sale2023-02-092023-02-10446,666$3.03 $1.35M0SEC↗
GERN GERON CORP M Exercise deriv2023-02-082023-02-10446,666— $00SEC↗
GERN GERON CORP M Exercise2023-02-082023-02-10446,666$1.50 $670.0K446,666SEC↗
GERN GERON CORP S Sale2023-02-082023-02-10446,666$3.08 $1.38M0SEC↗
GERN GERON CORP A Award deriv2022-02-162022-02-182,100,000— $02,100,000SEC↗
CHMA CHIASMA, INC D To issuer deriv2021-08-052021-08-0513,000— $00SEC↗
CHMA CHIASMA, INC D To issuer deriv2021-08-052021-08-0513,000— $00SEC↗
CHMA CHIASMA, INC D To issuer deriv2021-08-052021-08-0513,000— $00SEC↗
CHMA CHIASMA, INC D To issuer deriv2021-08-052021-08-0513,000— $00SEC↗
CHMA CHIASMA, INC D To issuer deriv2021-08-052021-08-0510,000— $00SEC↗
CHMA CHIASMA, INC D To issuer2021-08-052021-08-0561,322— $00SEC↗
CTMX CytomX Therapeutics, Inc. A Award deriv2021-06-162021-06-1720,000— $020,000SEC↗
GERN GERON CORP A Award deriv2021-02-022021-02-04600,000— $0600,000SEC↗
CTMX CytomX Therapeutics, Inc. A Award deriv2020-06-172020-06-1820,000— $020,000SEC↗
CHMA CHIASMA, INC A Award deriv2020-06-112020-06-1213,000— $013,000SEC↗
GERN GERON CORP A Award deriv2020-02-122020-02-14582,750— $0582,750SEC↗
CTMX CytomX Therapeutics, Inc. A Award deriv2019-06-192019-06-2114,000— $014,000SEC↗
CHMA CHIASMA, INC A Award deriv2019-06-132019-06-1713,000— $013,000SEC↗
GERN GERON CORP A Award deriv2019-01-302019-02-011,050,000— $01,050,000SEC↗
CTMX CytomX Therapeutics, Inc. A Award deriv2018-06-132018-06-1514,000— $014,000SEC↗
CHMA CHIASMA, INC A Award deriv2018-06-072018-06-1113,000— $013,000SEC↗
GERN GERON CORP A Award deriv2018-01-312018-02-021,050,000— $01,050,000SEC↗
CTMX CytomX Therapeutics, Inc. A Award deriv2017-06-202017-06-2214,000— $014,000SEC↗
CHMA CHIASMA, INC A Award deriv2017-06-152017-06-1913,000— $013,000SEC↗
GERN GERON CORP A Award deriv2017-02-092017-02-101,050,000— $01,050,000SEC↗
CTMX CytomX Therapeutics, Inc. A Award deriv2016-06-102016-06-1428,000— $028,000SEC↗
CHMA CHIASMA, INC A Award deriv2016-06-092016-06-1310,000— $010,000SEC↗
GERN GERON CORP A Award deriv2016-02-112016-02-12600,000— $0600,000SEC↗
GERN GERON CORP A Award deriv2015-03-132015-03-16600,000— $0600,000SEC↗
GERN GERON CORP A Award deriv2014-02-112014-02-121,340,000— $01,340,000SEC↗
GERN GERON CORP P Buy2013-04-012013-04-0150,000$1.03 $51.5K125,000SEC↗
GERN GERON CORP A Award deriv2013-02-132013-02-141,340,000— $01,340,000SEC↗
GERN GERON CORP A Award deriv2012-05-172012-05-18505,000— $0505,000SEC↗
GERN GERON CORP A Award2012-01-242012-01-2575,000$1.72 $129.0K75,000SEC↗
GERN GERON CORP P Buy2012-01-242012-02-0875,000$1.72 $129.0K75,000SEC↗