IDEAYA Biosciences, Inc.

IDYA

Exchange: Nasdaq
Industry: Pharmaceutical Preparations
SEC CIK: 0001676725

SEC filings (opens in a new tab)

In the last 90 days, IDEAYA Biosciences, Inc. insiders filed 0 open-market purchases and 1 sale; 285 institutions reported holding it in 13F filings for Q2 2026, worth $3.80B in total; no superinvestor holds it.

Q4 2025 vs. Q3 2025

How the institutions holding IDEAYA Biosciences, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025 All holders in Q3 2025

13F holders of IDYA: Q3 2025 compared with Q4 2025
Measure	Q3 2025	Of which not filed for Q4 2025	Q4 2025	Change
Holders	224	6	246	+28
Shares	94.1M	353.3K	95.9M	+2.19M (+2.3%)
Value	$2.56B	$9.61M	$3.32B	+$766.1M (+30.0%)

6 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (55)

Institutions that held IDEAYA Biosciences, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to IDYA in Q4 2025
Institution	Shares	Value	% of portfolio
GSK plc	1,333,333	$46.1M	5.77%
First Turn Management, LLC	723,653	$25.0M	2.86%
Rhenman & Partners Asset Management AB	250,000	$8.64M	0.81%
Nicholas Investment Partners, LP	192,413	$6.65M	0.48%
Alyeska Investment Group, L.P.	192,308	$6.65M	0.02%
Great Lakes Advisors, LLC	149,993	$5.19M	0.04%
Fideuram - Intesa Sanpaolo Private Banking S.P.A.	113,451	$3.92M	0.14%
Neuberger Berman Group LLC	111,276	$3.85M	0.00%
HealthInvest Partners AB	97,438	$3.37M	1.07%
Y-Intercept (Hong Kong) Ltd	81,033	$2.80M	0.06%
XTX Topco Ltd	66,175	$2.29M	0.06%
Lido Advisors, LLC	55,465	$1.91M	0.01%
Connor, Clark & Lunn Investment Management Ltd.	48,920	$1.69M	0.00%
First Trust Advisors LP	44,079	$1.52M	0.00%
Flax Pond Capital, LLC	39,142	$1.35M	1.01%
Quantedge Capital Pte Ltd	36,700	$1.27M	0.60%
Bridgefront Capital, LLC	36,205	$1.25M	0.31%
Norges Bank	30,589	$1.06M	0.00%
Engineers Gate Manager LP	29,951	$1.04M	0.01%
STRS Ohio	25,100	$867.7K	0.00%
Legato Capital Management LLC	23,900	$826.2K	0.07%
Nano Cap New Millennium Growth Fund L P	21,500	$743.3K	0.63%
Odyssean, LLC	21,129	$730.4K	0.52%
Atria Investments LLC	13,958	$482.5K	0.01%
Algert Global LLC	13,700	$473.6K	0.01%
Baader Bank INC	13,000	$449.4K	0.04%
Evergreen Capital Management LLC	11,439	$395.4K	0.01%
Pinnacle Wealth Planning Services, Inc.	8,378	$289.6K	0.03%
Contravisory Investment Management, Inc.	8,183	$282.9K	0.06%
AlphaCore Capital LLC	6,757	$233.6K	0.01%
Prelude Capital Management, LLC	6,323	$218.6K	0.02%
Xponance, Inc.	6,315	$218.3K	0.00%
Caxton Associates LLP	6,070	$209.8K	0.00%
Bellevue Group AG	4,942	$170.8K	0.00%
Avanza Fonder AB	4,344	$150.2K	0.00%
Global Retirement Partners, LLC	1,760	$60.8K	0.00%
Acadian Asset Management LLC	1,430	$49.0K	0.00%
MAI Capital Management	933	$32.3K	0.00%
Quarry LP	240	$8.30K	0.00%
Los Angeles Capital Management LLC	260	$8.22K	0.00%
Eastern Bank	192	$6.64K	0.00%
Motiv8 Investments LLC	147	$5.00K	0.00%
Brown Brothers Harriman & Co	133	$4.60K	0.00%
Meeder Asset Management Inc	128	$4.42K	0.00%
Sankala Group LLC	108	$3.48K	0.00%
WPG Advisers, LLC	74	$2.56K	0.00%
CoreCap Advisors, LLC	60	$2.07K	0.00%
Basecamp Wealth Advisors LLC	45	$1.56K	0.00%
Zions Bancorporation, National Association	34	$1.18K	0.00%
Hantz Financial Services, Inc.	41	$1.00K	0.00%
Cornerstone Financial Management LLC	27	$933	0.00%
Bare Financial Services, Inc	22	$761	0.00%
Trust Co	20	$691	0.00%
TD Private Client Wealth LLC	4	$138	0.00%
SJS Investment Consulting Inc.	1	$35	0.00%

Sold out (27)

Institutions that held IDEAYA Biosciences, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of IDYA in Q4 2025
Institution	Shares, Q3 2025	Value, Q3 2025
Rosalind Advisors, Inc.	350,000	$9.52M
Schonfeld Strategic Advisors LLC	225,733	$6.14M
SummitTX Capital, L.P.	164,992	$4.49M
Jane Street Group, LLC	158,660	$4.32M
Squarepoint Ops LLC	104,666	$2.85M
Sphera Funds Management Ltd.	100,000	$2.72M
Soleus Capital Management, L.P.	100,000	$2.72M
Fountainhead AM, LLC	64,901	$1.77M
Trexquant Investment LP	56,275	$1.53M
Dark Forest Capital Management LP	53,715	$1.46M
Winton Group Ltd	42,283	$1.15M
Jump Financial, LLC	29,360	$798.9K
Weiss Asset Management LP	23,321	$634.6K
Oxford Asset Management LLP	22,007	$598.8K
Brevan Howard Capital Management LP	20,679	$562.7K
Verition Fund Management LLC	17,290	$470.5K
Fox Run Management, L.L.C.	12,105	$329.4K
HRT Financial LP	10,368	$282.0K
Prudential Financial Inc	10,165	$276.6K
Beirne Wealth Consulting Services, LLC	8,587	$233.7K
Capstone Investment Advisors, LLC	8,050	$219.0K
Aster Capital Management (DIFC) Ltd	1,386	$37.7K
Principal Securities, Inc.	908	$24.7K
Groupe la Francaise	600	$13.9K
Halbert Hargrove Global Advisors, LLC	86	$2.34K
Rise Advisors, LLC	24	$653
JPL Wealth Management, LLC	10	$273

Not filed for Q4 2025 yet (6)

Institutions that held IDEAYA Biosciences, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding IDYA in Q3 2025 that haven't filed for Q4 2025
Institution	Shares, Q3 2025	Value, Q3 2025
AXA Investment Managers S.A.	325,513	$8.86M
Point72 (DIFC) Ltd	9,299	$253.0K
CIBC Bancorp USA Inc.	8,561	$232.9K
Point72 Asia (Singapore) Pte. Ltd.	4,561	$124.1K
Point72 Europe (London) LLP	3,276	$89.1K
Abich Financial Wealth Management LLC	2,120	$57.7K