Insider · CIK 0001270928

SCARLETT JOHN A

Reports to the SEC for 4 companies · MENLO PARK, CA

sec.gov

Transactions

Companies

Filings

CIK

0001270928

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2025-02-27	GERNGERON CORPP Purchase	Director, Chairman, President and CEO	PPurchase	+12.5K sh	$1.76	+$22.1K	12,500
2025-02-18	GERNGERON CORP · Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+2.46M sh	—	—	2,457,000
2025-02-18	GERNGERON CORP · Restricted Stock UnitsA Award	Director, Chairman, President and CEO	AAward	+410K sh	—	—	410,000
2024-06-06	GERNGERON CORP · Employee Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+1M sh	—	—	1,000,000
2024-06-04	GERNGERON CORPM Exercise/Conversion	Director, Chairman, President and CEO	MExercise/Conversion	+600K sh	$2.54	+$1.52M	600,000
2024-06-04	GERNGERON CORPS Sale	Director, Chairman, President and CEO	SSale	−600K sh	$4.00	−$2.4M	600,000
2024-06-04	GERNGERON CORP · Stock Option (right to buy)M Exercise/Conversion	Director, Chairman, President and CEO	MExercise/Conversion	−600K sh	—	—	0
2024-02-14	GERNGERON CORP · Employee Stock Option (Right to Buy)A Award	Director, Chairman, President and CEO	AAward	+3M sh	—	—	3,000,000
2023-08-15	GERNGERON CORP · Employee Stock Option (Right to buy)A Award	Director, Chairman, President and CEO	AAward	+500K sh	—	—	500,000
2023-02-22	GERNGERON CORP · Employee Stock Option (Right to buy)A Award	Director, Chairman, President and CEO	AAward	+1.75M sh	—	—	1,750,000
2023-02-10	GERNGERON CORPM Exercise/Conversion	Director, Chairman, President and CEO	MExercise/Conversion	+447K sh	$1.50	+$670K	446,668
2023-02-10	GERNGERON CORPS Sale	Director, Chairman, President and CEO	SSale	−447K sh	$3.00	−$1.34M	0
2023-02-10	GERNGERON CORP · Employee Stock Option (right to buy)M Exercise/Conversion	Director, Chairman, President and CEO	MExercise/Conversion	−447K sh	—	—	0
2023-02-09	GERNGERON CORPM Exercise/Conversion	Director, Chairman, President and CEO	MExercise/Conversion	+447K sh	$1.50	+$670K	446,666
2023-02-09	GERNGERON CORPS Sale	Director, Chairman, President and CEO	SSale	−447K sh	$3.03	−$1.35M	0
2023-02-09	GERNGERON CORP · Employee Stock Option (right to buy)M Exercise/Conversion	Director, Chairman, President and CEO	MExercise/Conversion	−447K sh	—	—	0
2023-02-08	GERNGERON CORPM Exercise/Conversion	Director, Chairman, President and CEO	MExercise/Conversion	+447K sh	$1.50	+$670K	446,666
2023-02-08	GERNGERON CORPS Sale	Director, Chairman, President and CEO	SSale	−447K sh	$3.08	−$1.38M	0
2023-02-08	GERNGERON CORP · Employee Stock Option (right to buy)M Exercise/Conversion	Director, Chairman, President and CEO	MExercise/Conversion	−447K sh	—	—	0
2022-02-16	GERNGERON CORP · Employee Stock Option (Right to buy)A Award	Director, Chairman, President and CEO	AAward	+2.1M sh	—	—	2,100,000
2021-08-05	CHIASMA, INCD Disposition to Issuer	Director	DDisposition to Issuer	−61.3K sh	—	—	0
2021-08-05	CHIASMA, INCStock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−10K sh	—	—	0
2021-08-05	CHIASMA, INCStock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−13K sh	—	—	0
2021-08-05	CHIASMA, INCStock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−13K sh	—	—	0
2021-08-05	CHIASMA, INCStock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−13K sh	—	—	0
2021-08-05	CHIASMA, INCStock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−13K sh	—	—	0
2021-06-16	CTMXCytomX Therapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+20K sh	—	—	20,000
2021-02-02	GERNGERON CORP · Employee Stock Option (Right to buy)A Award	Director, Chairman, President and CEO	AAward	+600K sh	—	—	600,000
2020-06-17	CTMXCytomX Therapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+20K sh	—	—	20,000
2020-06-11	CHIASMA, INCStock Option (Right to Buy)A Award	Director	AAward	+13K sh	—	—	13,000
2020-02-12	GERNGERON CORP · Employee Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+583K sh	—	—	582,750
2019-06-19	CTMXCytomX Therapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+14K sh	—	—	14,000
2019-06-13	CHIASMA, INCStock Option (Right to Buy)A Award	Director	AAward	+13K sh	—	—	13,000
2019-01-30	GERNGERON CORP · Employee Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+1.05M sh	—	—	1,050,000
2018-06-13	CTMXCytomX Therapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+14K sh	—	—	14,000
2018-06-07	CHIASMA, INCStock Option (Right to Buy)A Award	Director	AAward	+13K sh	—	—	13,000
2018-01-31	GERNGERON CORP · Employee Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+1.05M sh	—	—	1,050,000
2017-06-20	CTMXCytomX Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+14K sh	—	—	14,000
2017-06-15	CHIASMA, INCStock Option (Right to Buy)A Award	Director	AAward	+13K sh	—	—	13,000
2017-02-09	GERNGERON CORP · Employee Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+1.05M sh	—	—	1,050,000
2016-06-10	CTMXCytomX Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+28K sh	—	—	28,000
2016-06-09	CHIASMA, INCStock Option (Right to Buy)A Award	Director	AAward	+10K sh	—	—	10,000
2016-02-11	GERNGERON CORP · Employee Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+600K sh	—	—	600,000
2015-03-13	GERNGERON CORP · Employee Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+600K sh	—	—	600,000
2014-02-11	GERNGERON CORP · Employee Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+1.34M sh	—	—	1,340,000
2013-04-01	GERNGERON CORPP Purchase	Director, Chairman, President and CEO	PPurchase	+50K sh	$1.03	+$51.5K	125,000
2013-02-13	GERNGERON CORP · Employee Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+1.34M sh	—	—	1,340,000
2012-05-17	GERNGERON CORP · Employee Stock Option (right to buy)A Award	Director, Chairman, President and CEO	AAward	+505K sh	—	—	505,000
2012-01-24	GERNGERON CORPP Purchase	Director, Chairman, President and CEO	PPurchase	+75K sh	$1.72	+$129K	75,000
2012-01-24	GERNGERON CORPA Award	Director, Chairman, President and CEO	AAward	+75K sh	$1.72	+$129K	75,000

Recent filings

Accepted (ET)
Mar 34
SCARLETT JOHN A0000950170-25-030329
SEC(opens sec.gov)
Feb 204
SCARLETT JOHN A0000950170-25-024132
SEC(opens sec.gov)
Jun 74
SCARLETT JOHN A0000950170-24-070625
SEC(opens sec.gov)
Jun 54
SCARLETT JOHN A0000950170-24-069289
SEC(opens sec.gov)
Feb 164
SCARLETT JOHN A0001415889-24-004094
SEC(opens sec.gov)
Sep 214
SCARLETT JOHN A0001062993-23-018393
SEC(opens sec.gov)
Feb 244
SCARLETT JOHN A0001062993-23-004898
SEC(opens sec.gov)
Feb 104
SCARLETT JOHN A0001062993-23-002790
SEC(opens sec.gov)
Feb 184
SCARLETT JOHN A0001062993-22-005003
SEC(opens sec.gov)

Companies

Address

C/O GERON CORPORATION 230 CONSTITUTION DRIVE

MENLO PARK, CA, 94025