Director, President and CEO · IDEAYA Biosciences, Inc. · IDEAYA Biosciences, Inc. — Stock Option (right to buy)
Side
M
Value
—
Shares
26.3K
Price
—
Executed
Oct 6, 2026
Disclosed
Oct 8, 2026
Disclosure timeline2 days from execution to publication · legal deadline 2 business days
Oct 6 executedOct 8, 2026 disclosed
IDYA · daily
Yahoo Finance chart API
◉This trade, on the day it was made▼Disclosure●Material company filing◯Other disclosed buy◯Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.
Option exercise — administrative, little informational value
Relative size+1 / 25
No reported dollar value · new position
Filing timing0 / 15
Disclosed 2 business days after execution (deadline: 2)
Historical behavior+8 / 15
First recorded trade by this actor in this security
Frequency & clustering0 / 15
No clustered activity in the dataset
Market events0 / 10
No material company filing within 60 days after the trade
Pre-arranged plan-10
Executed under a Rule 10b5-1 trading plan
The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.
IDEAYA Biosciences, Inc. — Stock Option (right to buy)
Ticker
IDYA
Shares
26.3K
Price per share
$0
Execution date (reported)
Oct 6, 2026
Owned after transaction
23.1K shares
Rule 10b5-1 plan
Yes, as checked by the filer
Days from execution to publication
2
What this establishes
Hata Yujiro S filed this Form 4 reporting a option exercise of IDYA on Oct 6, 2026. It became public on Oct 8, 2026. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.
Extraction
Method
Form 4 XML
Confidence
1.00
Director, President and CEO
Hata Yujiro Scik:0001649119
Issuer
IDEAYA Biosciences, Inc.cik:0001676725
Revision history · 0
No field has changed since this record was first ingested.
