GOLD MITCHELL

PrivateCIK: 1242882
Location

SEATTLE, WA

GOLD MITCHELL (Executive Chairman and CEO) reported 3 transactions at ALPINE IMMUNE SCIENCES, INC.

Review the transaction codes below to understand the nature of each event.

InsiderGOLD MITCHELLCIK 1242882
→
DirectorOfficer10% Owner· Executive Chairman and CEO
Since Jan 2019
-4.78M
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
12
Total transactions
4.78M disposed
Non-Derivative Transactions3

Common Stock

Indirect
U · U

Shares

−2.63M

Price / share

—

Trade value

—

% of position

New position
5/18/2024
2.63M→0.00

Common Stock

Direct
D · Disposition

Shares

−13.24K

Price / share

—

Trade value

—

% of position

12.1%
5/20/2024
109.25K→96K

Common Stock

Direct
D · Disposition

Shares

−96K

Price / share

—

Trade value

—

% of position

New position
5/20/2024
96K→0.00
Total

Net shares

−2.74M

Net value

$0.00

Derivative Transactions9

Stock Option (Right to buy)

Direct
D · Disposition
Converts to

Common Stock

70K shares

Shares

−70K

Strike price

11.31

Held after

0.00

Exercisable

—

5/20/2024

Stock Option (Right to buy)

Direct
D · Disposition
Converts to

Common Stock

247.95K shares

Shares

−247.95K

Strike price

0.65

Held after

0.00

Exercisable

—

5/20/2024

Stock Option (Right to buy)

Direct
D · Disposition
Converts to

Common Stock

208.92K shares

Shares

−208.92K

Strike price

5.02

Held after

0.00

Exercisable

—

5/20/2024

Stock Option (Right to buy)

Direct
D · Disposition
Converts to

Common Stock

200K shares

Shares

−200K

Strike price

6.51

Held after

0.00

Exercisable

—

5/20/2024

Stock Option (Right to buy)

Direct
D · Disposition
Converts to

Common Stock

270K shares

Shares

−270K

Strike price

3.23

Held after

0.00

Exercisable

—

5/20/2024

Stock Option (Right to buy)

Direct
D · Disposition
Converts to

Common Stock

255K shares

Shares

−255K

Strike price

13.20

Held after

0.00

Exercisable

—

5/20/2024

Stock Option (Right to buy)

Direct
D · Disposition
Converts to

Common Stock

215K shares

Shares

−215K

Strike price

13.30

Held after

0.00

Exercisable

—

5/20/2024

Stock Option (Right to buy)

Direct
D · Disposition
Converts to

Common Stock

336.75K shares

Shares

−336.75K

Strike price

7.55

Held after

0.00

Exercisable

—

5/20/2024

Stock Option (Right to buy)

Direct
D · Disposition
Converts to

Common Stock

240K shares

Shares

−240K

Strike price

18.33

Held after

0.00

Exercisable

—

5/20/2024