James Paul Rickey - Jan 25, 2024 Form 4 Insider Report for ALPINE IMMUNE SCIENCES, INC. (ALPN)

Signature
/s/ James Paul Rickey
Stock symbol
ALPN
Transactions as of
Jan 25, 2024
Transactions value $
-$1,771,642
Form type
4
Date filed
1/29/2024, 07:04 PM
Previous filing
Jan 5, 2024
Next filing
May 9, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ALPN Common Stock Options Exercise $1.54K +236 $6.51 236 Jan 25, 2024 Direct F1
transaction ALPN Common Stock Sale -$5.19K -236 -100% $22.00 0 Jan 25, 2024 Direct F1
transaction ALPN Common Stock Options Exercise $480K +73.8K $6.51 73.8K Jan 26, 2024 Direct F1
transaction ALPN Common Stock Sale -$1.65M -73.8K -100% $22.31 0 Jan 26, 2024 Direct F1, F2
transaction ALPN Common Stock Options Exercise $498K +44K $11.31 44K Jan 26, 2024 Direct F1
transaction ALPN Common Stock Sale -$1.1M -44K -100% $25.00 0 Jan 26, 2024 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction ALPN Stock Option (Right to buy) Options Exercise $0 -236 -0.31% $0.00 74.8K Jan 25, 2024 Common Stock 236 $6.51 Direct F1, F3, F4
transaction ALPN Stock Option (Right to buy) Options Exercise $0 -73.8K -98.66% $0.00 1K Jan 26, 2024 Common Stock 73.8K $6.51 Direct F1, F3, F4
transaction ALPN Stock Option (Right to buy) Options Exercise $0 -44K -97.78% $0.00 1K Jan 26, 2024 Common Stock 44K $11.31 Direct F1, F3, F5
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Explanation of Responses:

Id Content
F1 This transaction reported in this Form 4 were effected pursuant to Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2023.
F2 This transaction was executed in multiple trades at prices ranging from $22.00 to $22.90. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
F3 The exercise price is equal to the closing price per share of Common Stock as reported on the Nasdaq Global Market on the date of grant.
F4 100% of the shares underlying the option were fully vested as of February 6, 2023.
F5 100% of the shares underlying the option were fully vested as of January 2, 2022.

Remarks:

Senior Vice President, Chief Financial Officer and Corporate Secretary