Aclaris Therapeutics, Inc.

ACRSNASDAQ

$4.27-0.12 (-2.73%)as of Oct 5, 2026

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Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Aclaris Therapeutics, Inc. price and activity chart data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+124.7%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Ra Capital Management, L.P.	9.10%	$67.3M	0.58%	Add 86.99%
BML Capital Management, LLC	8.56%	$63.3M	35.98%	Reduce 15.96%
BlackRock, Inc.	7.18%	$53.1M	0.00%	Not reported
Deep Track Capital, LP	6.68%	$49.4M	0.72%	Not reported
Vivo Capital, LLC	4.79%	$35.4M	3.23%	Add 0.42%
Vanguard Capital Management LLC	4.16%	$30.8M	0.00%	Not reported
Frazier Life Sciences Management, L.P.	3.52%	$26.1M	0.57%	Not reported
Rock Springs Capital Management LP	3.10%	$22.9M	1.12%	Reduce 3.18%
Adage Capital Partners GP, L.L.C.	2.91%	$21.5M	0.03%	Add 5.17%
Decheng Capital LLC	2.89%	$21.4M	2.92%	Not reported
Kalehua Capital Management LLC	2.62%	$19.4M	6.18%	Add 15.61%
State Street Corp	2.33%	$17.2M	0.00%	Not reported
Geode Capital Management, LLC	2.28%	$16.9M	0.00%	Not reported
Braidwell LP	1.53%	$11.3M	0.42%	Add 26.09%
Balyasny Asset Management L.P.	1.45%	$10.7M	0.01%	Not reported
Silverarc Capital Management, LLC	1.39%	$10.3M	1.07%	New Not reported
Citadel Advisors LLC	1.26%	$9.32M	0.00%	Not reported
Jones Hill Capital LP	1.26%	$9.31M	1.98%	New Not reported
Acadian Asset Management LLC	1.17%	$8.68M	0.01%	Not reported
Palo Alto Investors LP	1.15%	$8.54M	1.18%	Not reported
Woodline Partners LP	1.15%	$8.52M	0.03%	Not reported
Vanguard Portfolio Management LLC	1.05%	$7.75M	0.00%	Not reported
Panagora Asset Management Inc	0.97%	$7.17M	0.02%	Not reported
MPM Bioimpact LLC	0.75%	$5.51M	0.34%	Add 165.99%
Deutsche Bank Ag\	0.74%	$5.51M	0.00%	Not reported
Northern Trust Corp	0.71%	$5.28M	0.00%	Not reported
Aldebaran Capital, LLC	0.67%	$4.96M	3.72%	Reduce 1.10%
Vanguard Fiduciary Trust Co	0.65%	$4.8M	0.00%	Not reported
Renaissance Technologies LLC	0.58%	$4.32M	0.01%	Not reported
Three Bridge Wealth Advisors, LLC	0.51%	$3.78M	0.95%	Not reported
Goldman Sachs Group Inc	0.44%	$3.22M	0.00%	Not reported
Millennium Management LLC	0.37%	$2.77M	0.00%	Not reported
Dimensional Fund Advisors LP	0.37%	$2.71M	0.00%	Not reported
JPMorgan Chase & Co	0.34%	$2.35M	0.00%	Not reported
Aisling Capital Management LP	0.31%	$2.3M	0.49%	Not reported
Bollard Group LLC	0.31%	$2.28M	0.07%	Not reported
Orbimed Advisors LLC	0.30%	$2.23M	0.04%	Not reported
D. E. Shaw & Co., Inc.	0.30%	$2.19M	0.00%	Not reported
Susquehanna International Group, LLP	0.30%	$2.18M	0.00%	Not reported
Tetragon Partners GP Ltd	0.29%	$2.12M	0.33%	New Not reported
Russell Investments Group, Ltd.	0.26%	$1.93M	0.00%	Not reported
Charles Schwab Investment Management Inc	0.25%	$1.83M	0.00%	Not reported
FMR LLC	0.22%	$1.66M	0.00%	Not reported
Assenagon Asset Management S.A.	0.22%	$1.64M	0.00%	Not reported
Bank of New York Mellon Corp	0.20%	$1.49M	0.00%	Not reported
Nuveen, LLC	0.20%	$1.47M	0.00%	Not reported
Raymond James Financial Inc	0.20%	$1.46M	0.00%	Not reported
Wellington Management Group LLP	0.19%	$1.42M	0.00%	Add 4.02%
Superstring Capital Management LP	0.18%	$1.36M	0.86%	Reduce 29.69%
UBS Group AG	0.18%	$1.36M	0.00%	Not reported

50 of 141 holders

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