IDEAYA Biosciences (IDYA) Institutional Ownership

$29.74 +0.40 (+1.36%)

As of 02:36 PM Eastern

Current Institutional Ownership Percentage: 98.29%
Number of Institutional Buyers (last 12 months): 149
Total Institutional Inflows (last 12 months): $514.32M

Number of Institutional Sellers (last 12 months): 87
Total Institutional Outflows (last 12 months): $292.36M

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IDYA Institutional Buying and Selling by Quarter

IDEAYA Biosciences Major Shareholders & Ownership History

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Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
5/19/2026	Bank of America Corp DE	942,091	$31.39M	0.0%	+4.3%	1.072%
5/19/2026	Janus Henderson Group PLC	7,265,253	$242.02M	0.1%	+1.1%	8.269%
5/18/2026	California State Teachers Retirement System	96,655	$3.22M	0.0%	+27.3%	0.110%
5/18/2026	Royal Bank of Canada	161,837	$5.39M	0.0%	-2.1%	0.184%
5/18/2026	Redmile Group LLC	521,117	$17.36M	1.1%	-29.8%	0.593%
5/16/2026	The Manufacturers Life Insurance Company	72,906	$2.43M	0.0%	+4.3%	0.083%
5/16/2026	Quantinno Capital Management LP	23,162	$772K	0.0%	+15.7%	0.026%
5/16/2026	SummitTX Capital L.P.	162,733	$5.42M	0.2%	N/A	0.185%
5/14/2026	Sei Investments Co.	84,760	$2.83M	0.0%	+23.4%	0.096%
5/13/2026	Cetera Investment Advisers	18,863	$629K	0.0%	-23.4%	0.021%
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5/13/2026	First Trust Advisors LP	46,687	$1.56M	0.0%	+5.9%	0.053%
5/12/2026	Quantedge Capital Pte Ltd	23,100	$770K	0.4%	-37.1%	0.026%
5/7/2026	WCM Investment Management LLC	181,593	$5.71M	0.0%	-17.2%	0.207%
5/7/2026	Dimensional Fund Advisors LP	1,333,478	$44.42M	0.0%	+42.0%	1.518%
5/6/2026	Jennison Associates LLC	255,764	$8.52M	0.0%	N/A	0.291%
5/6/2026	Assetmark Inc.	65,632	$2.19M	0.0%	-8.8%	0.075%
5/6/2026	Allspring Global Investments Holdings LLC	6,181	$201K	0.0%	N/A	0.007%
5/5/2026	Bank of New York Mellon Corp	250,325	$8.34M	0.0%	+2.6%	0.285%
5/1/2026	Fifth Third Bancorp	2,530	$84K	0.0%	N/A	0.003%
5/1/2026	Candriam S.C.A.	1,107,708	$36.91M	0.2%	+7.4%	1.261%
4/30/2026	Hsbc Holdings PLC	19,258	$645K	0.0%	+3.9%	0.022%
4/27/2026	Y Intercept Hong Kong Ltd	54,618	$1.82M	0.0%	-32.6%	0.062%
4/27/2026	Fideuram Intesa Sanpaolo Private Banking S.P.A.	122,064	$4.07M	0.1%	+7.6%	0.139%
4/25/2026	Strs Ohio	29,800	$993K	0.0%	+18.7%	0.034%
4/22/2026	Pictet Asset Management Holding SA	715,906	$23.85M	0.0%	-2.5%	0.815%
4/22/2026	Sterling Capital Management LLC	2,821	$94K	0.0%	-39.4%	0.003%
4/16/2026	SG Americas Securities LLC	32,964	$1.10M	0.0%	+11.8%	0.038%
3/20/2026	Hsbc Holdings PLC	18,533	$644K	0.0%	-9.2%	0.021%
3/17/2026	Rockefeller Capital Management L.P.	3,795	$131K	0.0%	+1,071.3%	0.004%
3/9/2026	Flax Pond Capital LLC	39,142	$1.35M	1.0%	N/A	0.045%
2/19/2026	Invesco Ltd.	238,314	$8.24M	0.0%	+91.9%	0.272%
2/18/2026	XTX Topco Ltd	66,175	$2.29M	0.1%	N/A	0.075%
2/18/2026	Virtus Investment Advisers LLC	7,819	$270K	0.1%	+53.1%	0.009%
2/18/2026	Wellington Management Group LLP	34,672	$1.20M	0.0%	-5.7%	0.040%
2/18/2026	Susquehanna Portfolio Strategies LLC	202,434	$7.00M	0.1%	+24.0%	0.231%
2/18/2026	Tang Capital Management LLC	450,000	$15.56M	0.8%	+12.5%	0.513%
2/18/2026	Tudor Investment Corp ET AL	47,938	$1.66M	0.0%	+27.5%	0.055%
2/18/2026	Odyssean LLC	21,129	$730K	0.5%	N/A	0.024%
2/18/2026	Millennium Management LLC	208,548	$7.21M	0.0%	+51.6%	0.238%
2/18/2026	Man Group plc	23,826	$824K	0.0%	+74.7%	0.027%
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2/18/2026	Janus Henderson Group PLC	7,186,456	$248.34M	0.1%	+11.8%	8.197%
2/18/2026	Engineers Gate Manager LP	29,951	$1.04M	0.0%	N/A	0.034%
2/18/2026	Cinctive Capital Management LP	45,965	$1.59M	0.1%	-8.0%	0.052%
2/18/2026	Balyasny Asset Management L.P.	596,483	$20.62M	0.0%	+56.8%	0.680%
2/18/2026	Baker BROS. Advisors LP	3,618,826	$125.10M	0.7%	+10.5%	4.128%
2/18/2026	Boothbay Fund Management LLC	60,258	$2.08M	0.0%	-19.4%	0.069%
2/17/2026	Guggenheim Capital LLC	6,861	$237K	0.0%	-77.7%	0.008%
2/17/2026	AQR Capital Management LLC	68,177	$2.36M	0.0%	+206.7%	0.078%
2/17/2026	Cetera Investment Advisers	24,623	$851K	0.0%	+17.8%	0.028%
2/17/2026	Jain Global LLC	21,041	$727K	0.0%	+78.9%	0.024%
2/17/2026	Quantedge Capital Pte Ltd	36,700	$1.27M	0.6%	N/A	0.042%
2/17/2026	Iron Triangle Partners LP	467,484	$16.16M	1.8%	+73.1%	0.533%
2/17/2026	Price T Rowe Associates Inc. MD	1,449,145	$50.10M	0.0%	+30.6%	1.653%
2/17/2026	Osaic Holdings Inc.	5,891	$204K	0.0%	-37.9%	0.007%
2/17/2026	Adage Capital Partners GP L.L.C.	2,800,000	$96.80M	0.1%	-3.5%	3.194%
2/17/2026	California State Teachers Retirement System	75,945	$2.63M	0.0%	+1.8%	0.087%
2/17/2026	Russell Investments Group Ltd.	9,683	$335K	0.0%	+5.2%	0.011%
2/17/2026	State of Wisconsin Investment Board	43,096	$1.49M	0.0%	-7.8%	0.049%
2/17/2026	ExodusPoint Capital Management LP	22,308	$771K	0.0%	-59.7%	0.025%
2/17/2026	Royal Bank of Canada	165,323	$5.72M	0.0%	-59.6%	0.189%
2/17/2026	Graham Capital Management L.P.	5,841	$202K	0.0%	-60.3%	0.007%
2/16/2026	Sofinnova Investments Inc.	885,121	$30.60M	1.2%	-4.1%	1.010%
2/16/2026	MML Investors Services LLC	83,939	$2.90M	0.0%	+3.2%	0.096%
2/16/2026	Mariner LLC	10,772	$372K	0.0%	+12.7%	0.012%
2/16/2026	Nicholas Investment Partners LP	192,413	$6.65M	0.5%	N/A	0.219%
2/16/2026	First Turn Management LLC	723,653	$25.02M	2.9%	N/A	0.825%
2/16/2026	Eventide Asset Management LLC	284,069	$9.82M	0.2%	-54.6%	0.324%
2/16/2026	Barclays PLC	235,872	$8.15M	0.0%	-5.8%	0.269%
2/13/2026	The Manufacturers Life Insurance Company	69,909	$2.42M	0.0%	+5.1%	0.080%
2/13/2026	CANADA LIFE ASSURANCE Co	7,636	$264K	0.0%	-56.2%	0.009%
2/13/2026	Walleye Capital LLC	42,976	$1.49M	0.0%	-46.9%	0.049%
2/13/2026	Stifel Financial Corp	27,339	$945K	0.0%	-14.1%	0.031%
2/13/2026	Bridgefront Capital LLC	36,205	$1.25M	0.3%	N/A	0.041%
2/13/2026	Schroder Investment Management Group	171,278	$5.91M	0.0%	-16.8%	0.195%
2/13/2026	Rafferty Asset Management LLC	126,362	$4.37M	0.0%	+35.7%	0.144%
2/13/2026	First Trust Advisors LP	44,079	$1.52M	0.0%	N/A	0.050%
2/13/2026	Alyeska Investment Group L.P.	192,308	$6.65M	0.0%	N/A	0.219%
2/13/2026	Charles Schwab Investment Management Inc.	714,633	$24.71M	0.0%	-0.1%	0.815%
2/13/2026	Police & Firemen s Retirement System of New Jersey	21,276	$736K	0.0%	-5.0%	0.024%
2/13/2026	State Street Corp	4,134,641	$142.94M	0.0%	+27.6%	4.716%
2/13/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	174,124	$6.02M	0.0%	-13.6%	0.199%
2/13/2026	Wells Fargo & Company MN	256,144	$8.86M	0.0%	+5.4%	0.292%
2/13/2026	Platinum Investment Management Ltd.	120,604	$4.17M	1.0%	-27.7%	0.138%
2/13/2026	Rhenman & Partners Asset Management AB	250,000	$8.64M	0.8%	N/A	0.285%
2/12/2026	Orion Porfolio Solutions LLC	58,394	$2.02M	0.0%	+7.3%	0.067%
2/12/2026	MetLife Investment Management LLC	45,813	$1.58M	0.0%	-5.6%	0.052%
2/12/2026	GSK plc	1,333,333	$46.09M	5.8%	N/A	1.521%
2/12/2026	Dimensional Fund Advisors LP	938,857	$32.46M	0.0%	+88.9%	1.071%
2/12/2026	Federated Hermes Inc.	3,395,771	$117.39M	0.2%	-26.6%	3.874%
2/12/2026	Ensign Peak Advisors Inc	979,063	$33.85M	0.1%	+30.0%	1.117%
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2/12/2026	New York State Common Retirement Fund	508,347	$17.57M	0.0%	+4.0%	0.580%
2/12/2026	Alps Advisors Inc.	71,789	$2.48M	0.0%	+70.3%	0.082%
2/12/2026	Swiss National Bank	155,600	$5.38M	0.0%	+1.8%	0.177%
2/12/2026	Great Lakes Advisors LLC	149,993	$5.19M	0.0%	N/A	0.171%
2/12/2026	Nuveen LLC	374,007	$12.93M	0.0%	+79.2%	0.427%
2/12/2026	Xponance LLC	6,315	$218K	0.0%	N/A	0.007%
2/11/2026	Deutsche Bank AG	368,481	$12.74M	0.0%	-9.2%	0.420%
2/11/2026	Franklin Resources Inc.	240,209	$8.30M	0.0%	+2.0%	0.274%
2/11/2026	JPMorgan Chase & Co.	299,888	$10.37M	0.0%	+72.1%	0.342%
2/11/2026	Fiera Capital Corp	2,437,262	$84.26M	0.3%	+32.6%	2.780%

IDYA Institutional Ownership - Frequently Asked Questions

During the previous two years, 248 institutional investors and hedge funds held shares of IDEAYA Biosciences. The most heavily invested institutionals were FMR LLC ($333.15M), Janus Henderson Group PLC ($242.02M), Capital Research Global Investors ($182.52M), Vanguard Group Inc. ($173.52M), State Street Corp ($142.94M), Baker BROS. Advisors LP ($125.10M), and Federated Hermes Inc. ($117.39M).Learn more on IDEAYA Biosciences' institutional investors.

98.29% of IDEAYA Biosciences' stock is owned by institutional investors. Learn more on IDYA's institutional investor holdings.

Of the 217 institutional investors that purchased IDEAYA Biosciences' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Janus Henderson Group PLC ($2.62M), FMR LLC ($1.69M), Baker BROS. Advisors LP ($1.50M), Fiera Capital Corp ($1.50M), RA Capital Management L.P. ($1.35M), State Street Corp ($1.34M), and GSK plc ($1.33M).

Institutional investors have bought a total of 16,659,602 shares in the last 24 months. This purchase volume represents approximately $514.32M in transactions.

Of the 87 institutional investors that sold IDEAYA Biosciences' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Deerfield Management Company L.P. ($1.76M), Federated Hermes Inc. ($1.37M), Capital Research Global Investors ($1.27M), Qube Research & Technologies Ltd ($725.64K), JPMorgan Chase & Co. ($544.31K), Sofinnova Investments Inc. ($511.97K), and Eventide Asset Management LLC ($341.64K).

Institutional investors have sold a total of 10,185,884 shares in the last 24 months. This volume of shares sold represents approximately $292.36M in transactions.

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This page (NASDAQ:IDYA) was last updated on 5/29/2026 by MarketBeat.com Staff.

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IDEAYA Biosciences (IDYA) Institutional Ownership

IDYA Institutional Buying and Selling by Quarter

IDEAYA Biosciences Major Shareholders & Ownership History

IDYA Institutional Ownership - Frequently Asked Questions

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IDEAYA Biosciences (IDYA) Institutional Ownership

Institutional Ownership Changes (13F Filings) for IDEAYA Biosciences (NASDAQ:IDYA)

IDYA Institutional Buying and Selling by Quarter

IDEAYA Biosciences Major Shareholders & Ownership History

IDYA Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of IDYA shares?

What percentage of IDEAYA Biosciences' stock is owned by institutional investors?

Which institutional investors have been buying IDEAYA Biosciences' stock?

How much institutional buying is happening at IDEAYA Biosciences?

Which of IDEAYA Biosciences' major shareholders have been selling company stock?

How much institutional selling is happening at IDEAYA Biosciences?

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