Insider · CIK 0001261974

GRAY MARY ANN

Reports to the SEC for 14 companies · LEXINGTON, MA

sec.gov

Transactions

Companies

Filings

CIK

0001261974

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-06-03	KROSKeros Therapeutics, Inc.A Award	Director	AAward	+7,142 sh	—	—	12,392
2026-06-03	KROSKeros Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+7,433 sh	—	—	7,433
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−560 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc.U Disposition from Tender	Director	UDisposition from Tender	−4,956 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−1,072 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−7,650 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−938 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−938 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−484 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−32.2K sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−1,618 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−478 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−498 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−1,063 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−4,561 sh	—	—	0
2026-03-03	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−2,813 sh	—	—	0
2026-01-30	RAPTRAPT Therapeutics, Inc.A Award	Director	AAward	+4,956 sh	—	—	4,956
2026-01-02	CMPXCompass Therapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+90K sh	—	—	90,000
2025-06-18	BCABBioAtla, Inc.A Award	Director	AAward	+23.5K sh	—	—	77,397
2025-06-04	KROSKeros Therapeutics, Inc.A Award	Director	AAward	+5,250 sh	—	—	5,250
2025-06-04	KROSKeros Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+10.5K sh	—	—	10,500
2025-05-29	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)A Award	Director	AAward	+258K sh	—	—	257,832
2025-03-31	RAPTRAPT Therapeutics, Inc. · Director Stock Option (right to buy)A Award	Director	AAward	+61.2K sh	$1.06	+$65K	61,202
2025-02-11	CMPXCompass Therapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+40K sh	—	—	40,000
2024-06-13	BCABBioAtla, Inc.A Award	Director	AAward	+16.5K sh	—	—	53,897
2024-05-30	KROSKeros Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+10K sh	—	—	10,000
2024-05-22	RAPTRAPT Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+36.5K sh	—	—	36,490
2024-03-28	RAPTRAPT Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+8,574 sh	$7.58	+$65K	8,574
2024-02-09	CMPXCompass Therapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+40K sh	—	—	40,000
2023-12-31	BCABBioAtla, Inc.A Award	Director	AAward	+5,995 sh	—	—	37,397
2023-11-21	PALIPALISADE BIO, INC. · Common Stock OptionsA Award	Director	AAward	+6,880 sh	—	—	6,880
2023-11-21	PALIPALISADE BIO, INC. · Restricted Stock UnitsA Award	Director	AAward	+5,820 sh	—	—	5,820
2023-09-30	BCABBioAtla, Inc.A Award	Director	AAward	+8,676 sh	—	—	31,402
2023-06-30	BCABBioAtla, Inc.A Award	Director	AAward	+4,916 sh	—	—	22,726
2023-06-14	BCABBioAtla, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+50K sh	—	—	50,000
2023-06-11	PALIPALISADE BIO, INC. · Common Stock OptionsA Award	Director	AAward	+12.2K sh	—	—	12,160
2023-06-11	PALIPALISADE BIO, INC. · Restricted Stock UnitsA Award	Director	AAward	+5,100 sh	—	—	5,100
2023-06-06	KROSKeros Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+10K sh	—	—	10,000
2023-05-24	RAPTRAPT Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+12.9K sh	—	—	12,940
2023-03-31	BCABBioAtla, Inc.A Award	Director	AAward	+5,503 sh	—	—	17,810
2023-03-31	RAPTRAPT Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+4,477 sh	$14.52	+$65K	4,477
2023-02-08	CMPXCompass Therapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+40K sh	—	—	40,000
2022-06-16	BCABBioAtla, Inc. · Stock Option (right to buy)A Award	Director	AAward	+20K sh	—	—	20,000
2022-06-01	KROSKeros Therapeutics, Inc. · Stock Options (right to buy)A Award	Director	AAward	+8,293 sh	—	—	8,293
2022-05-25	RAPTRAPT Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+8,500 sh	—	—	8,500
2022-04-26	CMPXCompass Therapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+45K sh	—	—	45,000
2022-03-31	RAPTRAPT Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+3,868 sh	$16.80	+$65K	3,868
2022-03-07	SRPTSarepta Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+5,077 sh	—	—	5,077
2022-03-07	SRPTSarepta Therapeutics, Inc.A Award	Director	AAward	+2,953 sh	—	—	12,356
2021-12-10	SRPTSarepta Therapeutics, Inc.M Exercise/Conversion	Director	MExercise/Conversion	+967 sh	—	—	9,403

Recent filings

Accepted (ET)
Jun 54
GRAY MARY ANN0001261974-26-000005
SEC(opens sec.gov)
Mar 54
GRAY MARY ANN0001261974-26-000003
SEC(opens sec.gov)
Feb 24
GRAY MARY ANN0001261974-26-000002
SEC(opens sec.gov)
Jan 54
GRAY MARY ANN0001171843-26-000055
SEC(opens sec.gov)
Jun 184
GRAY MARY ANN0000950170-25-088062
SEC(opens sec.gov)
Jun 64
GRAY MARY ANN0001415889-25-015974
SEC(opens sec.gov)

Companies

Address

C/O KEROS THERAPEUTICS, INC. 1050 WALTHAM STREET, SUITE 302

LEXINGTON, MA, 02421