1. Corporate Officers - N
2. Nelson Timothy S

Insider Trading History of Nelson Timothy S

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Nelson Timothy S since 2009. This trader's CIK number is 1244229. At the time of last reporting, Nelson Timothy S was the Director of Impel Neuropharma Inc. (stock ticker symbol IMPL). Also see all insider trading activities at Impel Neuropharma Inc.

Note that in the past NELSON TIMOTHY S also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Impel Neuropharma Inc (IMPL) by Nelson Timothy S

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2021	IMPL	10,000	$107,550	0	$0	0	$0

Yearly summary of insider trading at Map Pharmaceuticals, Inc. (MAPP) by Nelson Timothy S

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2013	MAPP	0	$0	80,000	$1,980,800	89,375	$51,200
2011	MAPP	0	$0	20,000	$290,231	30,000	$12,819
2010	MAPP	0	$0	125,000	$1,804,907	125,000	$80,124
2009	MAPP	10,000	$21,660	0	$0	0	$0

Insider trading activities at 2 companies by Nelson Timothy S:

1. Impel Neuropharma Inc (IMPL)

2. Map Pharmaceuticals, Inc. (MAPP)

Table 1. Insider trading of Impel Neuropharma Inc (IMPL) by Nelson Timothy S

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2021-11-19	IMPL	Buy	10,000	10.76	107,550

Table 2. Insider trading of Map Pharmaceuticals, Inc. (MAPP) by Nelson Timothy S

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2013-01-25	MAPP	Option Ex	9,375	.00	0
2013-01-23	MAPP	Option Ex	80,000	.64	51,200
2013-01-23	MAPP	Sale	80,000	24.76	1,980,800
2011-12-21	MAPP	Sale	6,638	14.53	96,416
2011-12-20	MAPP	Sale	13,362	14.51	193,815
2011-12-21	MAPP	Option Ex	6,638	.64	4,254
2011-12-20	MAPP	Option Ex	13,362	.64	8,565
2011-08-04	MAPP	Option Ex	10,000	.00	0
2010-07-01	MAPP	Option Ex	15,000	.64	9,615
2010-07-01	MAPP	Sale	15,000	12.15	182,295
2010-06-01	MAPP	Option Ex	26,520	.64	16,999
2010-06-01	MAPP	Sale	26,520	14.44	383,028
2010-06-03	MAPP	Option Ex	3,480	.64	2,230
2010-06-03	MAPP	Sale	3,480	14.16	49,294
2010-05-13	MAPP	Option Ex	30,000	.64	19,230
2010-05-13	MAPP	Sale	30,000	17.09	512,790
2010-03-01	MAPP	Option Ex	30,000	.64	19,230
2010-03-01	MAPP	Sale	30,000	14.47	434,100
2010-01-11	MAPP	Option Ex	20,000	.64	12,820
2010-01-11	MAPP	Sale	20,000	12.17	243,400
2009-03-05	MAPP	Buy	10,000	2.17	21,660

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Nelson Timothy S (Director of Impel Neuropharma Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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