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ACRS Insider Trading

Insider Ownership Percentage: 4.80%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $1,359,000.00

Aclaris Therapeutics Insider Trading History Chart

This chart shows the insider buying and selling history at Aclaris Therapeutics by year and by quarter.

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Aclaris Therapeutics Share Price & Price History

Current Price: $6.41
Price Change: ▲ Price Increase of +0.08 (1.26%)
As of 08/21/2026 04:00 PM ET

This chart shows the closing price history over time for ACRS up to the past year.

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Days: 30 | 90 | 365

Aclaris Therapeutics Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
4/23/2026Braden Michael LeonardMajor ShareholderSell300,000$4.53$1,359,000.0013,950,000View SEC Filing Icon  
11/19/2024Anand MehraDirectorBuy666,666$2.25$1,499,998.50710,030View SEC Filing Icon  
7/30/2024Braden Michael LeonardMajor ShareholderBuy173,730$1.30$225,849.0013,776,421View SEC Filing Icon  
7/22/2024Braden Michael LeonardMajor ShareholderBuy17,716$1.33$23,562.2813,602,691View SEC Filing Icon  
7/18/2024Braden Michael LeonardMajor ShareholderBuy130,317$1.30$169,412.1013,578,286View SEC Filing Icon  
7/5/2024Braden Michael LeonardMajor ShareholderBuy123,017$1.15$141,469.5513,447,969View SEC Filing Icon  
7/3/2024Braden Michael LeonardMajor ShareholderBuy143,288$1.16$166,214.0813,324,952View SEC Filing Icon  
7/1/2024Braden Michael LeonardMajor ShareholderBuy107,434$1.14$122,474.7613,095,572View SEC Filing Icon  
6/27/2024Braden Michael LeonardMajor ShareholderBuy235,000$1.15$270,250.0011,787,134View SEC Filing Icon  
6/17/2024Braden Michael LeonardMajor ShareholderBuy150,000$1.13$169,500.0011,502,134View SEC Filing Icon  
6/13/2024Braden Michael LeonardMajor ShareholderBuy528,621$1.15$607,914.1511,007,134View SEC Filing Icon  
6/11/2024Braden Michael LeonardMajor ShareholderBuy1,000,000$1.08$1,080,000.0010,395,934View SEC Filing Icon  
10/23/2023Joseph MonahanInsiderSell6,000$5.08$30,480.00129,724View SEC Filing Icon  
8/28/2023James LoeropInsiderBuy14,705$6.80$99,994.0021,688View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Aclaris Therapeutics (NASDAQ:ACRS)

98.34% of Aclaris Therapeutics stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at ACRS by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Aclaris Therapeutics Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/21/2026Braidwell LP2,142,348$11.33M0.4%+26.1%1.532%Search for SEC Filing on Google Icon
8/20/2026Aldebaran Capital LLC936,731$4.96M3.7%-1.1%0.670%Search for SEC Filing on Google Icon
8/20/2026Two Sigma Securities LLC12,671$67K0.0%-43.6%0.009%Search for SEC Filing on Google Icon
8/19/2026Wellington Management Group LLP267,498$1.42M0.0%+4.0%0.191%Search for SEC Filing on Google Icon
8/18/2026Palo Alto Investors LP1,613,430$8.54B1.2%N/A1.154%Search for SEC Filing on Google Icon
8/18/2026Jefferies Financial Group Inc.11,000$58K0.0%N/A0.008%Search for SEC Filing on Google Icon
8/17/2026Bank of America Corp DE110,412$0.58M0.0%N/A0.079%Search for SEC Filing on Google Icon
8/14/2026Legal & General Group Plc11,518$61K0.0%N/A0.008%Search for SEC Filing on Google Icon
8/14/2026The Manufacturers Life Insurance Company 32,406$0.17M0.0%N/A0.023%Search for SEC Filing on Google Icon
8/13/2026Connor Clark & Lunn Investment Management Ltd.1,209,886$6.40M0.0%N/A0.865%Search for SEC Filing on Google Icon
8/7/2026BlackRock Inc.10,037,008$53.10M0.0%N/A7.187%Search for SEC Filing on Google Icon
8/7/2026Deutsche Bank AG1,040,955$5.51M0.0%N/A0.745%Search for SEC Filing on Google Icon
8/6/2026Bank of New York Mellon Corp282,599$1.50M0.0%N/A0.202%Search for SEC Filing on Google Icon
8/6/2026State of Wyoming27,439$0.15M0.0%N/A0.020%Search for SEC Filing on Google Icon
8/3/2026Walleye Capital LLC19,576$0.10M0.0%N/A0.014%Search for SEC Filing on Google Icon
7/8/2026Assenagon Asset Management S.A.154,554$0.82M0.0%-12.8%0.111%Search for SEC Filing on Google Icon
5/20/2026Vivo Capital LLC6,666,666$25M2.1%-25.0%4.773%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE79,539$0.30M0.0%+23.3%0.057%Search for SEC Filing on Google Icon
5/18/2026ADAR1 Capital Management LLC132,426$0.50M0.0%-78.4%0.095%Search for SEC Filing on Google Icon
5/18/2026Rock Springs Capital Management LP4,472,650$16.77M1.0%+0.4%3.203%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company25,398$95K0.0%-12.4%0.018%Search for SEC Filing on Google Icon
5/16/2026Kalehua Capital Management LLC1,832,365$6.87M4.9%N/A1.312%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC502,631$1.89M0.0%-55.3%0.360%Search for SEC Filing on Google Icon
5/14/2026Bollard Group LLC431,631$1.62M0.0%-46.3%0.309%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.217,154$0.81M0.0%N/A0.155%Search for SEC Filing on Google Icon
5/14/2026Monashee Investment Management LLC500,000$1.88M1.0%N/A0.358%Search for SEC Filing on Google Icon
5/7/2026Aldebaran Capital LLC947,162$3.55M2.7%-0.7%0.678%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP511,461$1.91M0.0%+88.8%0.366%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp207,024$0.78M0.0%+1.7%0.148%Search for SEC Filing on Google Icon
4/25/2026Strs Ohio16,000$60K0.0%N/A0.013%Search for SEC Filing on Google Icon
4/20/2026Assenagon Asset Management S.A.177,283$0.67M0.0%+14.7%0.147%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC26,767$100K0.0%+73.6%0.022%Search for SEC Filing on Google Icon
4/16/2026Diversified Trust Co29,455$0.11M0.0%N/A0.024%Search for SEC Filing on Google Icon
2/26/2026Seven Fleet Capital Management LP107,419$0.32M0.2%N/A0.099%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.209,903$0.63M0.0%+29.2%0.194%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd112,912$0.34M0.0%+76.6%0.104%Search for SEC Filing on Google Icon
2/18/2026Wellington Management Group LLP264,359$0.80M0.0%N/A0.244%Search for SEC Filing on Google Icon
2/18/2026Susquehanna Portfolio Strategies LLC39,701$0.12M0.0%N/A0.037%Search for SEC Filing on Google Icon
2/18/2026Quadrature Capital Ltd57,670$0.17M0.0%+82.8%0.053%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC1,053,246$3.17M0.0%-32.2%0.972%Search for SEC Filing on Google Icon
2/18/2026Man Group plc42,435$0.13M0.0%N/A0.039%Search for SEC Filing on Google Icon
2/18/2026Bridgeway Capital Management LLC330,019$0.99M0.0%-16.1%0.305%Search for SEC Filing on Google Icon
2/17/2026Logos Global Management LP600,000$1.81M0.1%-60.0%0.554%Search for SEC Filing on Google Icon
2/17/2026ADAR1 Capital Management LLC613,986$1.85M0.1%+64.3%0.567%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC103,792$0.31M0.0%+197.0%0.096%Search for SEC Filing on Google Icon
2/17/2026Kotler Kevin1,705,929$5.14M1.2%N/A1.574%Search for SEC Filing on Google Icon
2/17/2026Rock Springs Capital Management LP4,453,741$13.41M0.7%-3.4%4.111%Search for SEC Filing on Google Icon
2/17/2026Adage Capital Partners GP L.L.C.3,371,000$10.15M0.0%-36.1%3.111%Search for SEC Filing on Google Icon
2/17/2026Persistent Asset Partners Ltd22,259$67K0.0%N/A0.021%Search for SEC Filing on Google Icon
2/16/2026Panagora Asset Management Inc.68,190$0.21M0.0%+49.6%0.063%Search for SEC Filing on Google Icon
2/16/2026Barclays PLC143,414$0.43M0.0%+16.2%0.132%Search for SEC Filing on Google Icon
2/16/2026Bollard Group LLC804,445$2.42M0.1%-34.4%0.742%Search for SEC Filing on Google Icon
2/13/2026Marshall Wace LLP485,501$1.46M0.0%-71.7%0.448%Search for SEC Filing on Google Icon
2/13/2026The Manufacturers Life Insurance Company 28,998$87K0.0%-13.4%0.027%Search for SEC Filing on Google Icon
2/13/2026Charles Schwab Investment Management Inc.284,604$0.86M0.0%+17.6%0.263%Search for SEC Filing on Google Icon
2/13/2026State Street Corp1,506,403$4.53M0.0%+35.3%1.390%Search for SEC Filing on Google Icon
2/13/2026Wells Fargo & Company MN104,465$0.31M0.0%+53.5%0.096%Search for SEC Filing on Google Icon
2/12/2026Jane Street Group LLC27,216$82K0.0%-62.8%0.025%Search for SEC Filing on Google Icon
2/12/2026MetLife Investment Management LLC25,597$77K0.0%-27.5%0.024%Search for SEC Filing on Google Icon
2/12/2026Aldebaran Capital LLC954,262$2.87M2.6%-3.4%0.881%Search for SEC Filing on Google Icon
2/12/2026Renaissance Technologies LLC1,125,331$3.39M0.0%-30.5%1.039%Search for SEC Filing on Google Icon
2/12/2026Dimensional Fund Advisors LP270,850$0.82M0.0%+64.9%0.250%Search for SEC Filing on Google Icon
2/12/2026New York State Common Retirement Fund27,300$82K0.0%-43.6%0.025%Search for SEC Filing on Google Icon
2/12/2026Alps Advisors Inc.88,966$0.27M0.0%N/A0.082%Search for SEC Filing on Google Icon
2/11/2026Deutsche Bank AG987,351$2.97M0.0%+6.9%0.911%Search for SEC Filing on Google Icon
2/10/2026CIBC Asset Management Inc17,428$52K0.0%N/A0.016%Search for SEC Filing on Google Icon
2/10/2026Goldman Sachs Group Inc.632,502$1.90M0.0%-33.8%0.584%Search for SEC Filing on Google Icon
2/10/2026AXQ Capital LP24,186$73K0.0%+73.1%0.022%Search for SEC Filing on Google Icon
2/10/2026Intech Investment Management LLC46,646$0.14M0.0%+19.8%0.043%Search for SEC Filing on Google Icon
2/9/2026Geode Capital Management LLC2,392,772$7.20M0.0%+0.1%2.208%Search for SEC Filing on Google Icon
2/6/2026ProShare Advisors LLC21,553$65K0.0%+45.4%0.020%Search for SEC Filing on Google Icon
2/6/2026HighTower Advisors LLC305,948$0.92M0.0%-1.1%0.282%Search for SEC Filing on Google Icon
2/4/2026Valeo Financial Advisors LLC27,540$83K0.0%N/A0.025%Search for SEC Filing on Google Icon
1/30/2026R Squared Ltd12,408$37K0.0%N/A0.011%Search for SEC Filing on Google Icon
1/29/2026China Universal Asset Management Co. Ltd.17,655$53K0.0%N/A0.016%Search for SEC Filing on Google Icon
1/9/2026SG Americas Securities LLC15,423$46K0.0%-29.9%0.014%Search for SEC Filing on Google Icon
1/1/2026JPMorgan Chase & Co.758,576$1.44M0.0%+21.6%0.700%Search for SEC Filing on Google Icon
11/17/2025Susquehanna International Group LLP36,237$69K0.0%-70.1%0.033%Search for SEC Filing on Google Icon
11/17/2025Qube Research & Technologies Ltd544,760$1.04M0.0%+7.0%0.503%Search for SEC Filing on Google Icon
11/17/2025Palo Alto Investors LP1,566,840$2.98M0.6%+12.7%1.446%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC1,554,458$2.95M0.0%-59.5%1.435%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.42,755$81K0.0%-13.8%0.039%Search for SEC Filing on Google Icon
11/17/2025Bollard Group LLC1,225,476$2.33M0.1%-9.4%1.131%Search for SEC Filing on Google Icon
11/17/2025Citadel Advisors LLC1,432,677$2.72M0.0%+25.3%1.322%Search for SEC Filing on Google Icon
11/17/2025Algert Global LLC65,630$0.13M0.0%+64.7%0.061%Search for SEC Filing on Google Icon
11/17/2025Ameriprise Financial Inc.1,277,817$2.43M0.0%N/A1.179%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.283,476$0.54M0.0%+2.2%0.262%Search for SEC Filing on Google Icon
11/14/2025ADAR1 Capital Management LLC373,682$0.71M0.1%N/A0.345%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP368,107$0.70M0.0%-50.9%0.340%Search for SEC Filing on Google Icon
11/14/2025Bridgeway Capital Management LLC393,319$0.75M0.0%-11.3%0.363%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets26,667$51K0.0%+59.0%0.025%Search for SEC Filing on Google Icon
11/12/2025Dimensional Fund Advisors LP164,244$0.31M0.0%-20.8%0.152%Search for SEC Filing on Google Icon
11/12/2025Intech Investment Management LLC38,944$74K0.0%-12.9%0.036%Search for SEC Filing on Google Icon
11/10/2025Aldebaran Capital LLC987,698$1.88M1.7%-0.6%0.912%Search for SEC Filing on Google Icon
11/10/2025AXQ Capital LP13,969$27K0.0%N/A0.013%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.6,515,458$12.38M0.0%-2.2%6.014%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.758,576$1.44M0.0%+21.6%0.700%Search for SEC Filing on Google Icon
11/6/2025Rhumbline Advisers91,236$0.17M0.0%+7.4%0.084%Search for SEC Filing on Google Icon
11/3/2025New York State Common Retirement Fund48,400$92K0.0%-24.6%0.045%Search for SEC Filing on Google Icon
10/23/2025SG Americas Securities LLC22,012$42K0.0%-58.7%0.020%Search for SEC Filing on Google Icon
Data available starting January 2016

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Aclaris Therapeutics logo
Aclaris Therapeutics, Inc. a clinical-stage biopharmaceutical company, engages in the development of novel drug candidates for immune-inflammatory diseases in the United States. The company operates through two segments, Therapeutics and Contract Research. The Therapeutics segment is involved in identifying and developing therapies to address significant unmet needs for immuno-inflammatory diseases. The Contract Research segment provides laboratory services. It develops Zunsemetinib (ATI-450), an MK2 inhibitor which is under Phase 1b/2 trials for the treatment of metastatic breast and pancreatic cancer; ATI-1777, a soft JAK 1/3 inhibitor, completed Phase 2b trails for the treatment of moderate to severe atopic dermatitis and other dermatologic conditions; and ATI-2138, an oral covalent inhibitor of ITK and JAK3 inhibitor under Phase 1 trials as a treatment for T cell-mediated autoimmune diseases. The company was incorporated in 2012 and is headquartered in Wayne, Pennsylvania.
Read More on Aclaris Therapeutics

Today's Range

Now: $6.41
Low: $6.29
High: $6.50

50 Day Range

MA: $5.47
Low: $4.34
High: $6.44

52 Week Range

Now: $6.41
Low: $1.74
High: $6.51

Volume

2,208,392 shs

Average Volume

1,973,125 shs

Market Capitalization

$896.25 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.78

Who are the company insiders with the largest holdings of Aclaris Therapeutics?

Aclaris Therapeutics' top insider shareholders include:
  1. Braden Michael Leonard (Major Shareholder)
  2. Neal Walker (CEO)
  3. Neal Walker (Director)
  4. Neal Walker (Insider)
  5. Anand Mehra (Director)
  6. Andrew N Schiff (Director)
  7. Frank Ruffo (CFO)
  8. David N Gordon (Insider)
  9. Stephen A Tullman (Director)
  10. Kamil Ali-Jackson (Insider)
Learn More about top insider investors at Aclaris Therapeutics.

Who are the major institutional investors of Aclaris Therapeutics?

Aclaris Therapeutics' top institutional investors include:
  1. BlackRock Inc. — 7.19%
  2. Braidwell LP — 1.53%
  3. Palo Alto Investors LP — 1.15%
  4. Connor Clark & Lunn Investment Management Ltd. — 0.87%
  5. Deutsche Bank AG — 0.75%
  6. Aldebaran Capital LLC — 0.67%
Learn More about top institutional investors of Aclaris Therapeutics stock.

Which major investors are selling Aclaris Therapeutics stock?

Within the last quarter, ACRS stock was sold by these institutional investors:
  1. Assenagon Asset Management S.A.
  2. Aldebaran Capital LLC
  3. Two Sigma Securities LLC

Which major investors are buying Aclaris Therapeutics stock?

During the previous quarter, ACRS stock was purchased by institutional investors including:
  1. BlackRock Inc.
  2. Palo Alto Investors LP
  3. Connor Clark & Lunn Investment Management Ltd.
  4. Deutsche Bank AG
  5. Braidwell LP
  6. Bank of New York Mellon Corp
  7. Bank of America Corp DE
  8. The Manufacturers Life Insurance Company

Aclaris Therapeutics Active Insiders

Neal Walker
Neal Walker (Age 56)
CEO
Frank Ruffo
Frank Ruffo (Age 60)
CFO
Anand Mehra
Anand Mehra
Director
Kamil Ali-Jackson
Kamil Ali-Jackson (Age 67)
Insider
David N Gordon
David N Gordon (Age 57)
Insider
Joseph Monahan
Joseph Monahan
Insider