Insider · CIK 0001715153

Bristol James Arthur

Reports to the SEC for 3 companies · CAMBRIDGE, MA

sec.gov

Transactions

Companies

Filings

CIK

0001715153

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-08-31	ERNAErnexa Therapeutics Inc. · Stock Option (Right to buy)A Award	Director	AAward	+5,083 sh	—	—	5,083
2026-08-31	ERNAErnexa Therapeutics Inc. · Stock Option (Right to buy)A Award	Director	AAward	+8,320 sh	—	—	8,320
2026-06-26	ERASErasca, Inc. · Stock option (right to buy)A Award	Director	AAward	+29.9K sh	—	—	29,888
2026-01-01	ERASErasca, Inc. · Stock Option (right to buy)A Award	Director	AAward	+37.8K sh	—	—	37,762
2025-06-24	ERASErasca, Inc. · Stock option (right to buy)A Award	Director	AAward	+120K sh	—	—	120,000
2025-02-07	ERNAErnexa Therapeutics Inc. · Stock Option (Right to buy)A Award	Director	AAward	+72.1K sh	—	—	72,074
2025-01-01	ERASErasca, Inc. · Stock Option (right to buy)A Award	Director	AAward	+45.7K sh	—	—	45,678
2024-06-20	ERASErasca, Inc. · Stock Option (right to buy)A Award	Director	AAward	+60K sh	—	—	60,000
2024-06-11	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−12K sh	—	—	0
2024-06-11	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−18.5K sh	—	—	0
2024-06-11	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−67.5K sh	—	—	0
2024-06-11	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−30K sh	—	—	0
2024-06-11	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−9,570 sh	—	—	0
2024-06-11	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−22.2K sh	—	—	0
2024-04-26	ERNAErnexa Therapeutics Inc. · Stock Option (Right to buy)A Award	Director	AAward	+125K sh	—	—	124,525
2024-01-01	ERASErasca, Inc. · Stock Option (right to buy)A Award	Director	AAward	+62.7K sh	—	—	62,747
2023-06-22	ERASErasca, Inc. · Stock Option (right to buy)A Award	Director	AAward	+60K sh	—	—	60,000
2023-06-21	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)A Award	Director	AAward	+30K sh	—	—	30,000
2022-12-21	ERASErasca, Inc.P Purchase	Director	PPurchase	+20K sh	$4.14	+$82.8K	20,000
2022-06-23	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)A Award	Director	AAward	+18.5K sh	—	—	18,500
2022-06-22	ERASErasca, Inc. · Stock Option (right to buy)A Award	Director	AAward	+40K sh	—	—	40,000
2022-01-18	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)A Award	Director	AAward	+9,570 sh	$5.22	+$50K	9,570
2021-06-23	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)A Award	Director	AAward	+12K sh	—	—	12,000
2021-04-20	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−1,700 sh	—	—	22,150
2021-04-20	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−1,700 sh	$45.60	−$77.5K	0
2021-04-20	Deciphera Pharmaceuticals, Inc.M Exercise/Conversion	Director	MExercise/Conversion	+1,700 sh	$3.95	+$6,715	1,700
2021-04-19	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−5,300 sh	—	—	23,850
2021-04-19	Deciphera Pharmaceuticals, Inc.M Exercise/Conversion	Director	MExercise/Conversion	+5,300 sh	$3.95	+$20.9K	5,300
2021-04-19	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−1,300 sh	$46.66	−$60.7K	0
2021-04-19	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−4,000 sh	$46.13	−$185K	1,300
2021-04-12	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−14.7K sh	—	—	29,150
2021-04-12	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−9,483 sh	$43.70	−$414K	5,217
2021-04-12	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−5,217 sh	$44.09	−$230K	0
2021-04-12	Deciphera Pharmaceuticals, Inc.M Exercise/Conversion	Director	MExercise/Conversion	+14.7K sh	$3.95	+$58.1K	14,700
2021-01-15	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−7,000 sh	—	—	43,850
2021-01-15	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−600 sh	$51.11	−$30.7K	0
2021-01-15	Deciphera Pharmaceuticals, Inc.M Exercise/Conversion	Director	MExercise/Conversion	+7,000 sh	$3.95	+$27.7K	7,000
2021-01-15	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−6,400 sh	$50.21	−$321K	600
2020-10-09	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−200 sh	$55.43	−$11.1K	0
2020-10-09	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−3,971 sh	$54.53	−$217K	200
2020-10-09	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−19.4K sh	$53.35	−$1.03M	4,171
2020-10-09	Deciphera Pharmaceuticals, Inc.M Exercise/Conversion	Director	MExercise/Conversion	+23.5K sh	$1.89	+$44.5K	23,541
2020-10-09	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−23.5K sh	—	—	0
2020-07-15	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)A Award	Director	AAward	+723 sh	$34.58	+$25K	723
2020-07-09	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−7,217 sh	—	—	23,541
2020-07-09	Deciphera Pharmaceuticals, Inc.Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−16.3K sh	—	—	0
2020-07-09	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−301 sh	$57.02	−$17.2K	0
2020-07-09	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−1,829 sh	$56.24	−$103K	301
2020-07-09	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−9,050 sh	$55.15	−$499K	2,130
2020-07-09	Deciphera Pharmaceuticals, Inc.S Sale	Director	SSale	−12.4K sh	$54.65	−$675K	11,180

Recent filings

Accepted (ET)
Sep 14
Bristol James Arthur0001493152-26-041137
SEC(opens sec.gov)
Jun 294
Bristol James Arthur0001193125-26-288902
SEC(opens sec.gov)
Jan 54
Bristol James Arthur0001193125-26-001611
SEC(opens sec.gov)
Jun 264
Bristol James Arthur0000950170-25-090418
SEC(opens sec.gov)
Feb 104
Bristol James Arthur0001493152-25-005720
SEC(opens sec.gov)
Jan 24
Bristol James Arthur0000950170-25-000630
SEC(opens sec.gov)
Jun 214
Bristol James Arthur0001209191-24-005920
SEC(opens sec.gov)
Jun 114
Bristol James Arthur0000950170-24-072206
SEC(opens sec.gov)
Apr 294
Bristol James Arthur0001140361-24-023011
SEC(opens sec.gov)
Jan 34
Bristol James Arthur0001209191-24-000272
SEC(opens sec.gov)
Jun 264
Bristol James Arthur0001209191-23-039582
SEC(opens sec.gov)
Jun 234
Bristol James Arthur0001209191-23-039331
SEC(opens sec.gov)
Dec 224
Bristol James Arthur0001209191-22-062536
SEC(opens sec.gov)
Jun 244
Bristol James Arthur0001209191-22-039199
SEC(opens sec.gov)

Companies

Address

C/O ERNEXA THERAPEUTICS INC. 1035 CAMBRIDGE STREET, SUITE 18A

CAMBRIDGE, MA, 02141