Briseno Andres Ruiz

CIK: 0001983118

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)1 (16.7%)

Position reduction

Option Exercises (M)1 (16.7%)

Derivative conversions

Awards (A)4 (66.7%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

IDYA

IDEAYA Biosciences, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (6 total)

IDYA
IDEAYA Biosciences, Inc.
Jul 7, 2026
Exercise(M)
Direct
9.6K shares at avg. $12.86$123K
IDYA
IDEAYA Biosciences, Inc.
Jul 7, 2026
Sale(S)
Direct
9.6K shares at avg. $40.01$382K
IDYA
IDEAYA Biosciences, Inc.
Jan 30, 2026
Award(A)
Stock Option (right to buy)
Direct
80K shares-
IDYA
IDEAYA Biosciences, Inc.
Nov 28, 2025
Award(A)
Direct
1.3K shares at avg. $16.91$21K
IDYA
IDEAYA Biosciences, Inc.
Feb 27, 2025
Award(A)
Stock Option (right to buy)
Direct
75K shares-
IDYA
IDEAYA Biosciences, Inc.
Nov 29, 2024
Award(A)
Direct
682 shares at avg. $23.26$16K

		Type	Shares	Price		Ownership
Jul 7, 2026	IDYA IDEAYA Biosciences, Inc.	Exercise(M)	9,550	$12.86	$122,813	Direct
Jul 7, 2026	IDYA IDEAYA Biosciences, Inc.	Sale(S)	9,550	$40.01	$382,131	Direct
Jan 30, 2026	IDYA IDEAYA Biosciences, Inc.	Award(A) Stock Option (right to buy)	80,000	-	-	Direct
Nov 28, 2025	IDYA IDEAYA Biosciences, Inc.	Award(A)	1,253	$16.91	$21,184	Direct
Feb 27, 2025	IDYA IDEAYA Biosciences, Inc.	Award(A) Stock Option (right to buy)	75,000	-	-	Direct
Nov 29, 2024	IDYA IDEAYA Biosciences, Inc.	Award(A)	682	$23.26	$15,861	Direct

1-6 of 6 transactions

About Ruiz Briseno Andres

Ruiz Briseno Andres (SEC CIK 0001983118) files insider reports with the SEC as Chief Accounting Officer of IDEAYA Biosciences, Inc. (IDYA).

Signal8 holds 3 ownership filings by Ruiz Briseno Andres, all Form 4s, filed between Feb 28, 2025 and Jul 9, 2026. Those filings report 6 transactions, from Nov 29, 2024 to Jul 7, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Ruiz Briseno Andres's filings is in SOUTH SAN FRANCISCO, CA.

Recent filings by Ruiz Briseno Andres

Jul 7, 2026: Option exercise of IDYA shares (Form 4, code M).
Jul 7, 2026: Open-market sale of IDYA shares (Form 4, code S).
Jan 30, 2026: Grant or award of IDYA derivative securities (Form 4, code A).
Nov 28, 2025: Grant or award of IDYA shares (Form 4, code A).
Feb 27, 2025: Grant or award of IDYA derivative securities (Form 4, code A).

Other insiders filing for IDEAYA Biosciences, Inc. (IDYA)

Hata Yujiro S, President and CEO
YARNO WENDY L, Director
Stein Jeffrey, Director
ROSEN TERRY J, Director
Morrison Scott W, Director
MACKEY CATHERINE J, Director

How to read Form 4 transaction codes