DIMENSIONAL FUND ADVISORS LP

Position in ATYR — aTYR PHARMA INC

CIK 354204 AUSTIN, TX

Position in ATYR

as of Mar 31, 2026 · filed May 7, 2026 Compact

Position Value

$71,658

-$4,681 QoQ

Shares Held

91,871

-5.8% QoQ

Ownership

0.094%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#27

of 109 holders

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 24.944759499733323.ToString("F0")% Shared 68.51998998595857.ToString("F0")% None 6.535250514308107.ToString("F0")%

Healthcare · as of Mar 31, 2026

DIMENSIONAL FUND ADVISORS LP holds $5,003,215,874 across 223 Biotechnology names. ATYR ranks #203 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VRTX	Vertex Pharmaceuticals Inc / Ma	989,342	$441,780,774
2	REGN	Regeneron Pharmaceuticals, Inc.	513,060	$396,410,676
3	JAZZ	Jazz Pharmaceuticals plc	1,895,215	$358,290,394
4	BMRN	Biomarin Pharmaceutical Inc	3,802,930	$214,827,514
5	ROIV	Roivant Sciences Ltd.	7,475,866	$207,081,486
6	INCY	Incyte Corp	1,975,544	$185,938,199
7	EXEL	Exelixis, Inc.	4,299,597	$184,409,714
8	HALO	Halozyme Therapeutics, Inc.	2,079,827	$134,419,216

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$71,658	91,871	-5.8%	Shares	Sole	2026-05-07
2025-12-31	$76,339	97,497	-54.6%	Shares	Sole	2026-02-12
2025-09-30	$154,686	214,546	0.0%	Shares	Sole	2025-11-12
2025-06-30	$1,087,746	214,546	-5.9%	Shares	Sole	2025-08-12
2025-03-31	$688,842	228,094	-6.3%	Shares	Sole	2025-05-13
2024-12-31	$880,995	243,369	+67.2%	Shares	Sole	2025-02-13
2024-09-30	$256,122	145,524	0.0%	Shares	Sole	2024-11-07
2024-06-30	$227,016	145,524	-26.0%	Shares	Sole	2024-08-09
2024-03-31	$383,649	196,744	+38.3%	Shares	Sole	2024-05-10
2023-12-31	$200,568	142,248	-39.8%	Shares	Sole	2024-02-07
2023-09-30	$373,588	236,449	-14.9%	Shares	Sole	2023-11-09
2023-06-30	$600,056	277,804	+88.0%	Shares	Sole	2023-08-09
2023-03-31	$310,323	147,773	-25.3%	Shares	Sole	2023-05-12
2022-12-31	$432,945	197,692	+16.7%	Shares	Sole	2023-02-09
2022-09-30	$508,080	169,360	+14.7%	Shares	Sole	2022-11-10
2022-06-30	$417,696	147,596	-27.0%	Shares	Sole	2022-08-12
2022-03-31	$1,082,219	202,284	-10.8%	Shares	Sole	2022-05-13
2021-12-31	$1,693,538	226,712	+1.1%	Shares	Defined	2022-02-09
2021-09-30	$2,036,453	224,279	+1.5%	Shares	Defined	2021-11-12
2021-06-30	$1,078,128	220,928	+243.1%	Shares	Defined	2021-08-12
2021-03-31	$286,580	64,400	+236.6%	Shares	Sole	2021-05-14
2020-12-31	$74,224	19,130	0.0%	Shares	Sole	2021-03-08
2020-09-30	$61,789	19,130	+15.0%	Shares	Sole	2020-11-12
2020-06-30	$73,837	16,630	-40.4%	Shares	Sole	2020-08-13
2020-03-31	$78,187	27,924	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.