Insider · CIK 0001381994

Ausiello Dennis A

Reports to the SEC for 4 companies · CAMBRIDGE, MA

sec.gov

Transactions

Companies

Filings

CIK

0001381994

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-07-08	MCRBSeres Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+6,500 sh	—	—	6,500
2026-07-01	MCRBSeres Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+7,508 sh	—	—	7,508
2026-05-28	RANIRani Therapeutics Holdings, Inc. · Director Stock Option (Right to Buy)A Award	Director	AAward	+124K sh	—	—	123,600
2026-05-20	ALNYALNYLAM PHARMACEUTICALS, INC. · Stock Option (Right to Buy)A Award	Director	AAward	+1,441 sh	—	—	1,441
2026-05-20	ALNYALNYLAM PHARMACEUTICALS, INC.A Award	Director	AAward	+671 sh	—	—	1,582
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC. · Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−5,228 sh	—	—	0
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.M Exercise/Conversion	Director	MExercise/Conversion	+4,581 sh	$148.77	+$682K	19,645
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.M Exercise/Conversion	Director	MExercise/Conversion	+5,228 sh	$151.22	+$791K	24,873
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC. · Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−4,032 sh	—	—	0
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.M Exercise/Conversion	Director	MExercise/Conversion	+4,032 sh	$171.95	+$693K	28,905
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.M Exercise/Conversion	Director	MExercise/Conversion	+3,454 sh	$189.87	+$656K	32,359
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−1,938 sh	$432.94	−$839K	28,436
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC. · Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−4,581 sh	—	—	0
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−641 sh	$442.66	−$284K	911
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−1,922 sh	$437.56	−$841K	11,383
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC. · Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−9,000 sh	—	—	0
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.M Exercise/Conversion	Director	MExercise/Conversion	+5,153 sh	$128.31	+$661K	15,064
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC. · Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−5,153 sh	—	—	0
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−2,098 sh	$434.50	−$912K	26,338
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.M Exercise/Conversion	Director	MExercise/Conversion	+9,000 sh	$72.01	+$648K	9,911
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−1,238 sh	$440.54	−$545K	2,757
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−7,675 sh	$435.40	−$3.34M	18,663
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−5,358 sh	$436.00	−$2.34M	13,305
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC. · Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−3,454 sh	—	—	0
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−1,205 sh	$441.88	−$532K	1,552
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−2,086 sh	$438.34	−$914K	9,297
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−1,985 sh	$430.81	−$855K	30,374
2025-08-14	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−5,302 sh	$439.27	−$2.33M	3,995
2025-07-01	MCRBSeres Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+6,452 sh	—	—	6,452
2025-05-28	RANIRani Therapeutics Holdings, Inc. · Director Stock Option (Right to Buy)A Award	Director	AAward	+50K sh	—	—	50,000
2025-05-08	ALNYALNYLAM PHARMACEUTICALS, INC.A Award	Director	AAward	+775 sh	—	—	911
2025-05-08	ALNYALNYLAM PHARMACEUTICALS, INC. · Stock Option (right to buy)A Award	Director	AAward	+1,558 sh	—	—	1,558
2025-04-10	MCRBSeres Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+100K sh	—	—	100,000
2024-12-16	RANIRani Therapeutics Holdings, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+101K sh	—	—	101,276
2024-12-16	RANIRani Therapeutics Holdings, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+15.4K sh	—	—	79,317
2024-12-16	RANIRani Therapeutics Holdings, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−101K sh	—	—	0
2024-12-16	RANIRani Therapeutics Holdings, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−15.4K sh	—	—	0
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC. · Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−11.3K sh	—	—	0
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC. · Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−9,000 sh	—	—	0
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−262 sh	$266.45	−$69.8K	136
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−632 sh	$264.95	−$167K	398
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−3,408 sh	$263.72	−$899K	1,030
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−4,367 sh	$262.79	−$1.15M	4,438
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−6,212 sh	$261.63	−$1.63M	8,805
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−3,742 sh	$260.40	−$974K	15,017
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC.S Sale	Director	SSale	−1,627 sh	$259.56	−$422K	18,759
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC.M Exercise/Conversion	Director	MExercise/Conversion	+9,000 sh	$105.26	+$947K	20,386
2024-08-06	ALNYALNYLAM PHARMACEUTICALS, INC.M Exercise/Conversion	Director	MExercise/Conversion	+11.3K sh	$131.21	+$1.48M	11,386
2024-07-01	MCRBSeres Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+64.6K sh	—	—	64,564
2024-05-29	RANIRani Therapeutics Holdings, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+50K sh	—	—	50,000

Recent filings

Accepted (ET)
Jul 104
Ausiello Dennis A0001193125-26-300918
SEC(opens sec.gov)
Jul 24
Ausiello Dennis A0001193125-26-295059
SEC(opens sec.gov)
Jun 14
Ausiello Dennis A0001381994-26-000003
SEC(opens sec.gov)
May 224
Ausiello Dennis A0001178670-26-000035
SEC(opens sec.gov)
Aug 154
Ausiello Dennis A0001735276-25-000079
SEC(opens sec.gov)

Companies

Address

C/O SERES THERAPEUTICS, INC. 101 CAMBRIDGE PARK DRIVE

CAMBRIDGE, MA, 02140