Richard Aranda - May 5, 2023 Form 4 Insider Report for Gossamer Bio, Inc. (GOSS)

Role
Chief Medical Officer
Signature
/s/ Jeff Boerneke, Attorney-in-Fact
Stock symbol
GOSS
Transactions as of
May 5, 2023
Transactions value $
$0
Form type
4
Date filed
5/9/2023, 04:22 PM
Previous filing
Mar 22, 2023
Next filing
Jun 26, 2023

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 GOSS Stock Option (Right to Buy) Disposed to Issuer -45K -100% 0 May 5, 2023 Common Stock 45K $22.10 Direct F1, F2
transaction GOSS Stock Option (Right to Buy) Disposed to Issuer -13.8K -100% 0 May 5, 2023 Common Stock 13.8K $16.40 Direct F3, F4
transaction GOSS Stock Option (Right to Buy) Disposed to Issuer -34.2K -100% 0 May 5, 2023 Common Stock 34.2K $14.55 Direct F5, F6
transaction GOSS Stock Option (Right to Buy) Disposed to Issuer -60K -100% 0 May 5, 2023 Common Stock 60K $9.79 Direct F7, F8
transaction GOSS Stock Option (Right to Buy) Disposed to Issuer -30K -100% 0 May 5, 2023 Common Stock 30K $8.47 Direct F9, F10
transaction GOSS Stock Option (Right to Buy) Disposed to Issuer -190K -100% 0 May 5, 2023 Common Stock 190K $11.94 Direct F11, F12
transaction GOSS Stock Option (Right to Buy) Award +30K 30K May 5, 2023 Common Stock 30K $1.36 Direct F1, F2, F13
transaction GOSS Stock Option (Right to Buy) Award +9.17K 9.17K May 5, 2023 Common Stock 9.17K $1.36 Direct F3, F4, F13
transaction GOSS Stock Option (Right to Buy) Award +22.8K 22.8K May 5, 2023 Common Stock 22.8K $1.36 Direct F5, F6, F13
transaction GOSS Stock Option (Right to Buy) Award +40K 40K May 5, 2023 Common Stock 40K $1.36 Direct F7, F8, F13
transaction GOSS Stock Option (Right to Buy) Award +20K 20K May 5, 2023 Common Stock 20K $1.36 Direct F9, F10, F13
transaction GOSS Stock Option (Right to Buy) Award +127K 127K May 5, 2023 Common Stock 127K $1.36 Direct F11, F12, F13
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The shares subject to the option are fully vested.
F2 On May 5, 2023, the Issuer canceled an option granted on March 25, 2019. In exchange for the canceled option, the reporting person received 30,000 options to purchase common stock having a lower exercise price with the same vesting terms.
F3 25% of the total number of shares subject to the option vested on December 23, 2020 and 1/48th of the total number of shares subject to the option vest on the last day of each one-month period thereafter, subject to the Reporting Person's continuous service to the Issuer on each such vesting date.
F4 On May 5, 2023, the Issuer canceled an option granted on December 23, 2019. In exchange for the canceled option, the reporting person received 9,167 options to purchase common stock having a lower exercise price with the same vesting terms.
F5 25% of the total number of shares subject to the option vested on February 14, 2021 and 1/48th of the total number of shares subject to the option vest on the last day of each one-month period thereafter, subject to the Reporting Person's continuous service to the Issuer on each such vesting date.
F6 On May 5, 2023, the Issuer canceled an option granted on February 14, 2020. In exchange for the canceled option, the reporting person received 22,784 options to purchase common stock having a lower exercise price with the same vesting terms.
F7 25% of the total number of shares subject to the option vested on February 25, 2022 and 1/48th of the total number of shares subject to the option vest on the last day of each one-month period thereafter, subject to the Reporting Person's continuous service to the Issuer on each such vesting date.
F8 On May 5, 2023, the Issuer canceled an option granted on February 25, 2021. In exchange for the canceled option, the reporting person received 40,000 options to purchase common stock having a lower exercise price with the same vesting terms.
F9 25% of the total number of shares subject to the option vested on June 21, 2022 and 1/48th of the total number of shares subject to the option vest on the last day of each one-month period thereafter, subject to the Reporting Person's continuous service to the Issuer on each such vesting date.
F10 On May 5, 2023, the Issuer canceled an option granted on June 21, 2021. In exchange for the canceled option, the reporting person received 20,000 options to purchase common stock having a lower exercise price with the same vesting terms.
F11 One-third of the total number of shares subject to the option vested on January 6, 2023 and 1/36th of the total number of shares subject to the option vest on the last day of each one-month period thereafter, subject to the Reporting Person's continuous service to the Issuer on each such vesting date.
F12 On May 5, 2023, the Issuer canceled an option granted on January 6, 2022. In exchange for the canceled option, the reporting person received 126,667 options to purchase common stock having a lower exercise price with the same vesting terms.
F13 The exercise price of the option is $1.36 per share, representing the fair market value per share of the Issuer's common stock on the date of grant; provided that in the event the option is exercised prior to May 5, 2024, or the Reporting Person's employment terminates prior to May 5, 2024 other than due to death, disability or circumstances giving rise to severance under the Reporting Person's employment agreement, the exercise price will be increased to the exercise price of the cancelled option in exchange for which this option was granted.