CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Position in ACRS — Aclaris Therapeutics, Inc.

CIK 884546 SAN FRANCISCO, CA

Position in ACRS

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$978,712

+$122,054 QoQ

Shares Held

260,990

-8.3% QoQ

Ownership

0.187%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

24 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $6,182,986,350 across 288 Biotechnology names. ACRS ranks #204 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VRTX	Vertex Pharmaceuticals Inc / Ma	1,920,871	$857,745,736
2	REGN	Regeneron Pharmaceuticals, Inc.	804,508	$621,595,061
3	MRNA	Moderna, Inc.	4,734,356	$240,505,284
4	ALNY	Alnylam Pharmaceuticals, Inc.	673,356	$222,793,299
5	INSM	INSMED Inc	1,069,390	$174,866,652
6	RVMD	Revolution Medicines, Inc.	1,735,476	$168,775,041
7	INCY	Incyte Corp	1,729,102	$162,743,080
8	BBIO	BridgeBio Pharma, Inc.	1,976,094	$146,744,740

24 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$978,712	260,990	-8.3%	Shares	Sole	2026-05-15
2025-12-31	$856,658	284,604	+17.6%	Shares	Sole	2026-02-13
2025-09-30	$459,716	241,956	-7.4%	Shares	Sole	2025-11-10
2025-06-30	$371,043	261,298	+689.9%	Shares	Sole	2025-08-12
2025-03-31	$50,610	33,079	0.0%	Shares	Sole	2025-09-15
2024-12-31	$82,035	33,079	-87.3%	Shares	Sole	2025-02-06
2024-06-30	$286,776	260,706	-37.8%	Shares	Sole	2024-08-12
2024-03-31	$519,974	419,334	-3.9%	Shares	Sole	2024-05-09
2023-12-31	$458,146	436,330	-5.8%	Shares	Sole	2024-02-06
2023-09-30	$3,173,152	463,234	+4.3%	Shares	Sole	2023-11-08
2023-06-30	$4,606,986	444,261	+8.3%	Shares	Sole	2023-08-10
2023-03-31	$3,318,679	410,220	-0.5%	Shares	Sole	2023-05-12
2022-12-31	$6,491,094	412,133	+2.4%	Shares	Sole	2023-02-13
2022-09-30	$6,336,199	402,554	+160.9%	Shares	Sole	2022-11-14
2022-06-30	$2,154,293	154,319	+16.0%	Shares	Sole	2022-08-15
2022-03-31	$2,294,092	133,068	+3.2%	Shares	Sole	2022-05-13
2021-12-31	$1,874,395	128,913	+1.6%	Shares	Sole	2022-02-11
2021-09-30	$2,284,488	126,916	+17.7%	Shares	Sole	2021-11-16
2021-06-30	$1,893,635	107,838	+583.0%	Shares	Sole	2021-08-16
2021-03-31	$397,882	15,789	-23.0%	Shares	Sole	2021-05-17
2020-12-31	$132,667	20,505	0.0%	Shares	Sole	2021-02-16
2020-09-30	$52,697	20,505	0.0%	Shares	Sole	2020-11-13
2020-06-30	$33,218	20,505	-75.8%	Shares	Sole	2020-08-20
2020-03-31	$88,090	84,702	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.