BIIB - Biogen Inc. - Insider Stock Trading

Filing Date	T Date	Ticker	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
11/4/24 16:39	11/1/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Grogan Jane	MA	O	Head of	M.d	0	0.00	1		0	D
9/5/24 06:00	8/30/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	M.d	0	0.00	2	46	5	D
9/5/24 06:00	9/3/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S.d	-88	204.22	0	-7	5	D
5/3/24 20:00	5/1/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Keeney Adam	MA	O	Head of	M.d	0	0.00	1		1	D
4/3/24 20:24	4/2/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S	-20	213.09	0	-2	5	D
4/3/24 20:11	4/1/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Murphy Nicole	MA	O	Head of	M.d	0	0.00	0	3	10	D
2/26/24 19:54	2/22/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S	-58	221.23	0	-5	5	D
2/21/24 21:39	2/16/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Alexander Susan H	MA	O	EVP GC	M.d	0	0.00	5	11	52	D
2/21/24 21:36	2/16/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Gregory Ginger	MA	O	EVP,HR	M.d	0	0.00	5	53	14	D
2/21/24 21:33	2/16/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Izzar Rachid	MA	O	Head of	M.d	0	0.00	2	26	10	D
2/21/24 21:31	2/16/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Kramer Robin	MA	O	Chief Ac	M.d	0	0.00	1	28	6	D
2/21/24 21:29	2/16/24	BIIB	Health	BioPrd	Biological Products, (No Diag	McDonnell Michael R	MA	O	EVP,CFO	M.d	0	0.00	7	53	19	D
2/21/24 21:28	2/16/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Murphy Nicole	MA	O	Head of	M.d	0	0.00	1	15	9	D
2/21/24 21:27	2/16/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	M.d	0	0.00	1	31	5	D
2/21/24 21:27	2/16/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S.d	-24	221.49	0	-2	5	D
2/20/24 21:13	2/15/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Rowinsky Eric K	MA	D		P	101	222.54	0	2	21	D
2/13/24 18:14	2/9/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Gregory Ginger	MA	O	EVP,HR	M.d	0	0.00	2	24	11	D
2/13/24 18:06	2/9/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	M.d	0	0.00	1	37	5	D
2/13/24 18:06	2/12/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S.d	-100	239.45	0	-8	5	D
2/13/24 18:04	2/9/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Murphy Nicole	MA	O	Head of	M.d	0	0.00	2	35	9	D
2/13/24 18:03	2/9/24	BIIB	Health	BioPrd	Biological Products, (No Diag	McDonnell Michael R	MA	O	EVP,CFO	M.d	0	0.00	3	25	16	D
2/13/24 18:01	2/9/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Kramer Robin	MA	O	Chief Ac	M.d	0	0.00	1	19	5	D
2/13/24 18:00	2/9/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Izzar Rachid	MA	O	Head of	M.d	0	0.00	2	21	9	D
2/13/24 17:56	2/9/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Alexander Susan H	MA	O	EVP GC	M.d	0	0.00	3	6	49	D
2/9/24 20:16	2/8/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Alexander Susan H	MA	O	EVP GC	M.d	0	0.00	2	5	47	D
2/9/24 20:14	2/8/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Gregory Ginger	MA	O	EVP,HR	M.d	0	0.00	2	20	10	D
2/9/24 20:11	2/8/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Izzar Rachid	MA	O	Head of	M.d	0	0.00	2	37	8	D
2/9/24 20:06	2/8/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Kramer Robin	MA	O	Chief Ac	M.d	0	0.00	1	20	5	D
2/9/24 20:03	2/8/24	BIIB	Health	BioPrd	Biological Products, (No Diag	McDonnell Michael R	MA	O	EVP,CFO	M.d	0	0.00	2	20	14	D
2/9/24 20:01	2/8/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Murphy Nicole	MA	O	Head of	M.d	0	0.00	2	41	7	D
2/5/24 18:38	2/1/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	M.d	0	0.00	2	81	4	D
2/5/24 18:38	2/2/24	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S.d	-156	245.93	-1	-13	4	D
12/12/23 17:06	12/8/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	M.d	0	0.00	0	14	3	D
12/12/23 17:06	12/11/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S.d	-27	248.00	0	-3	3	D
12/12/23 17:02	12/8/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Kramer Robin	MA	O	Chief Ac	M.d	0	0.00	0	9	4	D
9/6/23 18:08	9/1/23	BIIB	Health	BioPrd	Biological Products, (No Diag	McDonnell Michael R	MA	O	EVP,CFO	M.d	0	0.00	5	71	13	D
9/6/23 18:06	9/1/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	M.d	0	0.00	2	99	3	D
9/6/23 18:06	9/5/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S.d	-116	269.43	0	-11	3	D
7/5/23 17:37	6/30/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Izzar Rachid	MA	O	Head of	M.d	0	0.00	1	9	6	D
7/5/23 17:35	6/30/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Kramer Robin	MA	O	Chief Ac	M.d	0	0.00	0	7	4	D
7/5/23 17:33	6/30/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	M.d	0	0.00	0	12	3	D
7/5/23 17:33	7/3/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S.d	-23	282.87	0	-3	3	D
5/2/23 20:05	4/28/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Gregory Ginger	MA	O	EVP,HR	S	-804	300.00	-3	-24	8	D
4/6/23 18:37	4/4/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S	-25	277.11	0	-3	3	D
4/4/23 17:21	3/31/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Murphy Nicole	MA	O	Head of	M.d	0	0.00	0	4	6	D
3/30/23 18:31	3/28/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	S	-153	270.06	-1	-17	3	D
3/6/23 18:13	3/2/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	M.d	0	0.00	0	10	3	D
2/22/23 17:07	2/17/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	M.d	0	0.00	0	14	4	D
2/22/23 17:03	2/17/23	BIIB	Health	BioPrd	Biological Products, (No Diag	McDonnell Michael R	MA	O	EVP,CFO	M.d	0	0.00	3	51	8	D
2/22/23 17:01	2/17/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Kramer Robin	MA	O	Chief Ac	M.d	0	0.00	1	18	3	D
2/22/23 16:57	2/17/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Izzar Rachid	MA	O	Head of	M.d	0	0.00	1	18	5	D
2/22/23 16:54	2/17/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Gregory Ginger	MA	O	EVP,HR	M.d	0	0.00	2	24	9	D
2/22/23 16:49	2/17/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Alexander Susan H	MA	O	EVP Chie	M.d	0	0.00	2	4	46	D
2/14/23 21:46	2/10/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Alexander Susan H	MA	O	EVP Chie	M.d	0	0.00	4	10	45	D
2/14/23 21:44	2/10/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Gregory Ginger	MA	O	EVP,HR	M.d	0	0.00	3	48	10	D
2/14/23 21:41	2/10/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Izzar Rachid	MA	O	Head of	M.d	0	0.00	2	56	5	D
2/14/23 21:37	2/10/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Kramer Robin	MA	O	Chief Ac	M.d	0	0.00	1	42	4	D
2/14/23 21:25	2/10/23	BIIB	Health	BioPrd	Biological Products, (No Diag	McDonnell Michael R	MA	O	EVP,CFO	M.d	0	0.00	3	58	9	D
2/14/23 21:23	2/10/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Murphy Nicole	MA	O	Head of	M.d	0	0.00	3	96	5	D
2/14/23 21:21	2/10/23	BIIB	Health	BioPrd	Biological Products, (No Diag	Singhal Priya	MA	O	Head of	M.d	0	0.00	1	53	3	D
12/12/22 20:00	11/14/22	BIIB	Health	BioPrd	Biological Products, (No Diag	Gregory Ginger	MA	O	EVP,HR	S	-1,684	300.11	-6	-50	6	D
12/12/22 18:04	12/8/22	BIIB	Health	BioPrd	Biological Products, (No Diag	Kramer Robin	MA	O	Chief Ac	M.d	0	0.00	0	19	2	D
12/6/22 18:37	12/2/22	BIIB	Health	BioPrd	Biological Products, (No Diag	Izzar Rachid	MA	O	Head of	M.d	0	0.00	2	127	3	D
12/6/22 18:33	12/2/22	BIIB	Health	BioPrd	Biological Products, (No Diag	Murphy Nicole	MA	O	Head of	M.d	0	0.00	0	5	3	D
10/28/22 19:19	10/27/22	BIIB	Health	BioPrd	Biological Products, (No Diag	Alexander Susan H	MA	O	EVP Chie	S	-1,553	280.70	-6	-12	39	D
9/6/22 19:31	9/1/22	BIIB	Health	BioPrd	Biological Products, (No Diag	McDonnell Michael R	MA	O	EVP,CFO	M.d	0	0.00	5	237	7	D
8/3/22 17:40	8/1/22	BIIB	Health	BioPrd	Biological Products, (No Diag	Murphy Nicole	MA	O	Head of	M.d	0	0.00	1	68	3	D
7/6/22 19:33	7/1/22	BIIB	Health	BioPrd	Biological Products, (No Diag	Kramer Robin	MA	O	Chief Ac	M.d	0	0.00	0	14	2	D
7/6/22 19:28	7/1/22	BIIB	Health	BioPrd	Biological Products, (No Diag	Izzar Rachid	MA	O	Head of	M.d	0	0.00	1	31	2	D
4/5/22 17:44	4/1/22	BIIB	Health	BioPrd	Biological Products, (No Diag	Murphy Nicole	MA	O	Head of	M.d	0	0.00	0	15	2	D

D	Derivative transaction in filing (usually option exercise)
M	Multiple transactions in filing; earliest reported transaction date and weighted average transaction price
A	Amended filing
E	Error detected in filing

S - Sale	Sale of securities on an exchange or to another person
S - Sale+OE	Sale of securities on an exchange or to another person (after option exercise)
F - Tax	Payment of exercise price or tax liability using portion of securities received from the company
P - Purchase	Purchase of securities on an exchange or from another person

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