Janus Henderson Group Plc

13F Holdings History for IDEAYA Biosciences, Inc. - Common Stock (IDYA)

Symbol: IDYA on Nasdaq
Investment type: Equity / Common Stock
Latest Disclosed Ownership: 6.21M shares
Security Ownership: 6.9%

Shares, Excluding Options vs Price

Value, Excluding Options

JANUS HENDERSON GROUP PLC ownership in IDEAYA Biosciences, Inc. Common Stock (IDYA)

2025-08-14 - JANUS HENDERSON GROUP PLC has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 6.21M shares of IDEAYA Biosciences, Inc. Common Stock (IDYA). This represents 6.9% percent ownership of the company. In their previous filing dated 2025-05-14, JANUS HENDERSON GROUP PLC had reported owning 6.4M shares, indicating a decrease of -3.07% percent.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
JANUS HENDERSON GROUP PLC	6.9%	-5.71%	$156M	6.21M	-196,299	-3.07%	$25.12	13G/A	6/30/2025	14 Aug 2025 11:33:09
JANUS HENDERSON GROUP PLC	7.3%	+7.14%	$101M	6.4M	+544,898	+9.3%	$15.78	13G/A	3/31/2025	14 May 2025 12:26:18
JANUS HENDERSON GROUP PLC	6.8%		$92.4M	5.86M			$15.78	13G/A	12/31/2024	14 Feb 2025 12:24:07

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
6/30/2025	0.06%	0%	$130M	6.21M	-195,543	-3.05%	$21.02	Q2 2025
3/31/2025	0.06%	+0.01%	$109M	6.4M	+544,142		$17.05	Q1 2025
12/31/2024	0.08%	+0.01%	$151M	5.86M	+695,263	+13.5%	$25.71	Q4 2024
9/30/2024	0.08%	+0.02%	$164M	5.16M	+1,086,356	+26.7%	$31.67	Q3 2024
6/30/2024	0.08%	+0.01%	$143M	4.08M	+267,570	+7.03%	$35.11	Q2 2024
3/31/2024	0.09%	+0.01%	$167M	3.81M	+256,559	+7.22%	$43.88	Q1 2024
12/31/2023	0.08%	+0.04%	$126M	3.55M	+1,828,731	+106%	$35.58	Q4 2023
9/30/2023	0.03%	+0%	$46.5M	1.72M	+55,637	+3.34%	$26.99	Q3 2023
6/30/2023	0.02%	+0.01%	$39.2M	1.67M	+1,009,626	+153%	$23.49	Q2 2023
3/31/2023	0.01%	0%	$9.05M	658K	-26,080	-3.81%	$13.75	Q1 2023
12/31/2022	0.01%	+0%	$12.4M	684K	+2,800	+0.41%	$18.18	Q4 2022
9/30/2022	0.01%	+0%	$10.2M	681K	+385,010	+130%	$14.92	Q3 2022
6/30/2022	0%	0%	$4.09M	296K	-150,460	-33.7%	$13.80	Q2 2022
3/31/2022	0%	+0%	$5M	447K	+172,305	+62.8%	$11.20	Q1 2022
12/31/2021	0%	+0%	$6.5M	274K	+6,332	+2.36%	$23.68	Q4 2021
9/30/2021	0%	+0%	$6.84M	268K	+267,990	NEW	$25.50	Q3 2021

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.