ATYR: Yaras Brandon discloses securities transactions

By AlphaYouPublished Oct 1, 2026Form 4

Stocks in this disclosure

Reported activity

Yaras Brandon

Reporting filer

Yaras Brandon reported Grant or award in aTYR PHARMA INC: 410000 units of Employee Stock Option (right to buy) (derivative), dated 2026-10-01. The full Form 4 contains 1 transaction entry.

Disclosed: Oct 1, 2026

Reported details

1 entry

All validated entries in this disclosure
Security	Owner	Date	Code	Action	Quantity	Price	Following holdings	Reporting delay	Filed terms and references
Employee Stock Option (right to buy) (derivative)	Yaras Brandon	2026-10-01	A	Grant or award	410000	0	410,000	0 days	Filed terms security Title: Employee Stock Option (right to buy) conversion Or Exercise Price: 0.30 transaction Date: 2026-10-01 transaction Form Type: 4 transaction Code: A equity Swap Involved: false transaction Shares: 410000 transaction Price Per Share: 0 transaction Acquired Disposed Code: A id: F1 expiration Date: 2036-10-01 underlying Security Title: Common Stock underlying Security Shares: 410000 shares Owned Following Transaction: 410000 direct Or Indirect Ownership: D

Employee Stock Option (right to buy) (derivative)

Owner: Yaras Brandon
Date: 2026-10-01
Code: A
Action: Grant or award
Quantity: 410000
Price: 0
Following holdings: 410,000
Reporting delay: 0 days
Filed terms and references: Filed terms
security Title: Employee Stock Option (right to buy)
conversion Or Exercise Price: 0.30
transaction Date: 2026-10-01
transaction Form Type: 4
transaction Code: A
equity Swap Involved: false
transaction Shares: 410000
transaction Price Per Share: 0
transaction Acquired Disposed Code: A
id: F1
expiration Date: 2036-10-01
underlying Security Title: Common Stock
underlying Security Shares: 410000
shares Owned Following Transaction: 410000
direct Or Indirect Ownership: D

Purchases, sales, grants and option exercises are different transactions. The reported code identifies the action; it does not establish a motive.

Filing context

Quantities and prices are shown in the units filed. No trade value is inferred from their product.
Yaras Brandon: Chief Financial Officer.
F1: The shares subject to this option shall vest and become exercisable in 48 equal monthly installments beginning November 1, 2026, such that this option will be fully exercisable on November 1, 2030. This option is subject to accelerated vesting upon termination without cause upon change of control of the issuer.

Original sources

SEC ownership filing

Prepared automatically from public filing data. Report a correction.

Security

Owner

Date

Code

Action

Quantity

Price

Following holdings

Reporting delay

Filed terms and references

Employee Stock Option (right to buy) (derivative)

Yaras Brandon

2026-10-01

Grant or award

410000

410,000

0 days

Filed terms

security Title: Employee Stock Option (right to buy)
conversion Or Exercise Price: 0.30
transaction Date: 2026-10-01
transaction Form Type: 4
transaction Code: A
equity Swap Involved: false
transaction Shares: 410000
transaction Price Per Share: 0
transaction Acquired Disposed Code: A
id: F1
expiration Date: 2036-10-01
underlying Security Title: Common Stock
underlying Security Shares: 410000
shares Owned Following Transaction: 410000
direct Or Indirect Ownership: D

Filing context

Quantities and prices are shown in the units filed. No trade value is inferred from their product.

Yaras Brandon: Chief Financial Officer.

F1: The shares subject to this option shall vest and become exercisable in 48 equal monthly installments beginning November 1, 2026, such that this option will be fully exercisable on November 1, 2030. This option is subject to accelerated vesting upon termination without cause upon change of control of the issuer.