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The company

IDEAYA Biosciences, Inc.

IDYA · Nasdaq

Health CareBiotechnologyJust started moving

IDYA stood above a rising 150-day average in 40 of the last 52 weekly readings, including each of the last 1 week. It is 3.7% above that average now. Biotechnology: 18% of its 561 stocks in an uptrend (−12 points in four weeks); Health Care: 28% (−6 points in four weeks).

SEC filings

Statistics

Rotation: Just started moving
Weeks in an uptrend: 1 in a row
Industry in uptrend: 18% -12 in 4 wk
Insider buys, 12 months: $3.3M
Insider sales, 12 months: $1.7M
Officials’ trades on record: 0
Institutions holding: 267 (+27)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 40 of 52 weeks.

22 Apr – 21 Oct

Biotechnology: Few of its stocks are in an uptrend and the share has fallen sharply over four weeks. Health Care: A minority of its stocks are in an uptrend and the share has been slipping.

Money in and out

1 Nov 2024 – 1 Oct 2026

Open-market buys above the line and sales below, in dollars.

Congress and officials

No member of Congress or official has disclosed a trade in it.

Insiders

Buy orders, 12 months1

Sale orders, 12 months2

Buyers · sellers1 · 2

Who	Did	Shares	Traded
Yujiro S. HataPresident and CEO	sold	25,538at $37.39	6 Oct 2026filed 8 Oct 2026
Yujiro S. HataPresident and CEO	sold	800at $38.26	6 Oct 2026filed 8 Oct 2026
Briseno Andres RuizChief Accounting Officer	sold	9,550at $40.01	7 Jul 2026filed 9 Jul 2026
Jeffrey SteinDirector	bought	50,000at $32.96	2 Mar 2026filed 2 Mar 2026

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders267+27 on the quarter

New · exited63 · 36

Reported value$3.7B

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

Manager	Shares	Change
FMR LLCadded · filed 13 Aug 2026	14,109,431$525.9M	+937,328+7.1%
BlackRock, Inc.added · filed 7 Aug 2026	8,893,260$331.5M	+451,127+5.3%
Jupiter Topco LLCnew · filed 14 Aug 2026	8,579,881$319.7M	+8,579,881
Capital Research Global Investorsadded · filed 12 Aug 2026	5,344,701$199.2M	+181,158+3.5%
BAKER BROS. ADVISORS LPadded · filed 14 Aug 2026	5,010,030$186.7M	+1,063,515+26.9%
STATE STREET CORPadded · filed 7 Aug 2026	4,548,911$169.5M	+767,744+20.3%
VANGUARD CAPITAL MANAGEMENT LLCadded · filed 13 Aug 2026	4,132,646$154.0M	+400,224+10.7%
Logos Global Management LPreduced · filed 14 Aug 2026	3,000,000$111.8M	-450,000−13.0%
ADAGE CAPITAL PARTNERS GP, L.L.C.reduced · filed 14 Aug 2026	2,715,391$101.2M	-108,109−3.8%
DEERFIELD MANAGEMENT COMPANY, L.P.added · filed 14 Aug 2026	2,714,503$101.2M	+1,184,495+77.4%