CHANG LINDA L [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Reported
03/06/2018	OSIRIS THERAPEUTICS, INC.	OSIR	Grant	Incentive Stock Option (right to buy)	10k	$8.95	$89.5k	03/06/2018
02/26/2018	OSIRIS THERAPEUTICS, INC.	OSIR	Grant	Incentive Stock Option (right to buy)	20k	$8.92	$178.4k	02/26/2018
01/07/2015	Altimmune, Inc.	PIP	Exercise	Option to Purchase	29.6k	$1.13	$33.4k	01/07/2015
01/07/2015	Altimmune, Inc.	PIP	Sale	Common Stock, $0.0001 par value per share	29.6k	$2.10	$62.2k	01/07/2015
12/08/2014	Altimmune, Inc.	PIP	Grant	Stock options (right to buy)	186.2k	$1.71	$318.4k	12/08/2014
01/29/2014	Altimmune, Inc.	PIP	Grant	Stock Options (right to buy)	210k	$1.94	$407.4k	01/29/2014
12/03/2012	Altimmune, Inc.	PIP	Grant	Stock Options (right to buy)	75k	$1.13	$84.8k	12/03/2012