Aclaris Therapeutics, Inc. - Common Stock, $0.00001 par value per share (ACRS)

Q: What does CUSIP 00461U105 represent in this 13F holders report?

CUSIP 00461U105 is the security identifier for ACRS - Aclaris Therapeutics, Inc. - Common Stock, $0.00001 par value per share used to aggregate holder disclosures.

Q: How many institutions held ACRS - Aclaris Therapeutics, Inc. - Common Stock, $0.00001 par value per share in Q2 2026?

148 institutional investors reported ACRS - Aclaris Therapeutics, Inc. - Common Stock, $0.00001 par value per share for Q2 2026. Use the holders table for investor-level position and value details.

CUSIP: 00461U105

Q2 2026 13F Holders as of 30 Jun 2026

Security type / class: Equity / Common Stock, $0.00001 par value per share
Total 13F shares: 119,140,560
Total 13F value: $630,033,549
Share change: +9,921,232
Put/Call ratio: 26%
SEC-reported price per share: $5.29
Number of holders: 148
Value change: +$55,595,022
Number of buys: 92
Number of sells: 45
Shares outstanding: 139,813,473

Security key

00461U105

Report period

Q2 2026

Institutions

148

Top holders

ACRS full security history Ownership snapshot Full 13F holder table Previous quarter: Q3 2025 Aclaris Therapeutics, Inc. SEC filings Aclaris Therapeutics, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 00461U105

Previous quarter: Q3 2025

Recent filing periods:

Q3 2025

Ownership snapshot

Top reported holders of ACRS - Aclaris Therapeutics, Inc. - Common Stock, $0.00001 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

BML Investment Partners, ...

Disclosed value leader

RA CAPITAL MANAGEMENT, L.P.

Comparable rows

15/15

Latest evidence

30 Jun 2026

13D/G 13F Lead comparable stake: 9.9% 13D/G row: BML Investment Partners, L.P. Showing 1-6 of 15 holder rows.

Quick read

BML Investment Partners, L.P. leads the comparable SEC ownership view at 9.9%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BML Investment Partners, L.P.'s linked filing trail.

Comparable ownership Top 5

BML Investment Partners, L.P. 9.9%

Bonita Biotech (HK) Ltd 9.4%

RA CAPITAL MANAGEMENT, L.P. 9.1%

Deep Track Capital, LP 7%

BlackRock, Inc. 6.2%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BML Investment Partners, L.P.	13D/G 13D/G	9.9%	$52,312,500 13,950,000 shares	-$1,125,000	23 Apr 2026
Bonita Biotech (HK) Ltd	13D/G Biosion, Inc. 13D/G	9.4%	$33,944,003 11,281,950 shares	$0	09 Dec 2025
RA CAPITAL MANAGEMENT, L.P.	13D/G 13F Company 13D/G 13F	9.1%	$71,503,406 12,723,026 shares	+$28,641,324	30 Jun 2026
Deep Track Capital, LP	13F 13D/G Company 13F 13D/G	7% from 13D/G	$35,043,750 9,345,000 shares	—	31 Mar 2026
BlackRock, Inc.	13F 13D/G Company 13F 13D/G	6.2% from 13D/G	$27,776,494 7,407,065 shares	—	31 Mar 2026
Adage Capital Management, L.P.	13D/G 13D/G	4.9%	$10,028,474 5,278,144 shares	-$5,554,080	30 Sep 2025

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q2 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

148

119,140,560

Rows available

148

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q2 2026 vs Q3 2025 Across Filers

Q3 2025 holders

103

Q2 2026 holders

148

Holder diff

Investor	Q3 2025 Shares	Q2 2026 Shares	Share Diff	Share Chg %	Q3 2025 value	Q2 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend