| $350M | ||
| $217M | ||
| $172M | ||
| $109M | ||
| $107M | ||
| $104M |
Buys | $0 | 0 | 0 |
Sells | $1,359,000 | 1 | 100 |
| Leonard Braden Michael | 10 percent owner | 0 | $0 | 1 | $1.36M | $-1.36M |
Aclaris Therapeutics, Inc., a biopharmaceutical firm operating in the United States, is currently in the clinical development phase, focused on creating novel therapeutic agents for various immune-inflammatory conditions. The company's operations are divided into two primary divisions: the Therapeutics segment, dedicated to discovering and progressing innovative treatments to address crucial unmet needs in immuno-inflammatory disorders; and the Contract Research segment, which delivers specialized laboratory services. The company's pipeline …
Over the last 12 months, insiders at Aclaris Therapeutics, Inc. have bought $0 and sold $1.36M worth of Aclaris Therapeutics, Inc. stock.
On average, over the past 5 years, insiders at Aclaris Therapeutics, Inc. have bought $2.46M and sold $3.38M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 666,666 shares for transaction amount of $1.5M was made by Mehra Anand (director) on 2024‑11‑19.
| 2026-04-23 | Sale | Leonard Braden Michael | 10 percent owner | 300,000 0.2477% | $4.53 | $1.36M | +10.11% | |
| 2024-11-19 | Mehra Anand | director | 666,666 0.4477% | $2.25 | $1.5M | -59.91% | ||
| 2024-08-05 | Leonard Braden Michael | 10 percent owner | 206,025 0.2901% | $1.24 | $256,357 | +24.60% | ||
| 2024-08-02 | Leonard Braden Michael | 10 percent owner | 167,544 0.2372% | $1.29 | $216,400 | +20.31% | ||
| 2024-07-31 | Leonard Braden Michael | 10 percent owner | 100,000 0.1421% | $1.33 | $132,640 | +14.55% | ||
| 2024-07-30 | Leonard Braden Michael | 10 percent owner | 173,730 0.2425% | $1.30 | $226,370 | +17.18% | ||
| 2024-07-22 | Leonard Braden Michael | 10 percent owner | 17,716 0.0249% | $1.33 | $23,557 | +13.91% | ||
| 2024-07-19 | Leonard Braden Michael | 10 percent owner | 6,689 0.0092% | $1.30 | $8,696 | +12.88% | ||
| 2024-07-18 | Leonard Braden Michael | 10 percent owner | 130,317 0.1816% | $1.30 | $169,555 | +13.74% | ||
| 2024-07-05 | Leonard Braden Michael | 10 percent owner | 123,017 0.1779% | $1.15 | $141,334 | +20.83% | ||
| 2024-07-03 | Leonard Braden Michael | 10 percent owner | 143,288 0.209% | $1.16 | $166,071 | +26.09% | ||
| 2024-07-02 | Leonard Braden Michael | 10 percent owner | 86,092 0.1239% | $1.14 | $98,489 | +27.19% | ||
| 2024-07-01 | Leonard Braden Michael | 10 percent owner | 107,434 0.1538% | $1.14 | $122,185 | +25.65% | ||
| 2024-06-28 | Leonard Braden Michael | 10 percent owner | 1.2M 1.6972% | $1.12 | $1.35M | +31.82% | ||
| 2024-06-27 | Leonard Braden Michael | 10 percent owner | 235,000 0.3415% | $1.15 | $271,331 | +30.18% | ||
| 2024-06-18 | Leonard Braden Michael | 10 percent owner | 50,000 0.0708% | $1.13 | $56,505 | +24.34% | ||
| 2024-06-17 | Leonard Braden Michael | 10 percent owner | 150,000 0.2124% | $1.13 | $169,500 | +23.89% | ||
| 2024-06-14 | Leonard Braden Michael | 10 percent owner | 345,000 0.5039% | $1.17 | $402,201 | +18.64% | ||
| 2024-06-13 | Leonard Braden Michael | 10 percent owner | 528,621 0.7614% | $1.15 | $607,757 | +17.23% | ||
| 2024-06-12 | Leonard Braden Michael | 10 percent owner | 82,579 0.1179% | $1.14 | $94,140 | +20.43% |
| Leonard Braden Michael | 10 percent owner | 13950000 9.477% | $52.17M | 19 | 1 | +21.4% |
| CHA ALBERT | director | 4191397 2.8474% | $15.68M | 2 | 0 | +71.55% |
| FMR LLC | 10 percent owner | 2571354 1.7469% | $9.62M | 1 | 1 | +61.56% |
| Sofinnova Venture Partners VIII, L.P. | 10 percent owner | 2289480 1.5554% | $8.56M | 1 | 0 | +61.56% |
| RA CAPITAL MANAGEMENT, LLC | 10 percent owner | 2102169 1.4281% | $7.86M | 17 | 2 | +27.75% |
| Walker Neal | director | 1273202 0.865% | $4.76M | 1 | 11 | <0.0001% |
| Mehra Anand | director | 710030 0.4824% | $2.66M | 3 | 1 | <0.0001% |
| SCHIFF ANDREW N | director | 434455 0.2951% | $1.62M | 1 | 12 | <0.0001% |
| Ruffo Frank | Chief Financial Officer | 201883 0.1371% | $755,042.42 | 2 | 6 | <0.0001% |
| Tullman Stephen A. | director | 177457 0.1206% | $663,689.18 | 4 | 0 | <0.0001% |
| VIVO VENTURES VII, LLC | 10 percent owner | 60972 0.0414% | $228,035.28 | 2 | 5 | +71.55% |
| Powell Andrew Kenneth William | director | 28863 0.0196% | $107,947.62 | 3 | 0 | <0.0001% |
| Loerop James | Chief Business Officer | 21688 0.0147% | $81,113.12 | 1 | 1 | |
| Balthaser Kevin | Chief Financial Officer | 15461 0.0105% | $57,824.14 | 1 | 2 | |
| Manion Douglas J. | Pres and CEO | 12800 0.0087% | $47,872.00 | 2 | 0 |
| Increased Positions | 58 | +50.43% | 7M | +8.56% |
| Decreased Positions | 46 | -40% | 9M | -10.82% |
| New Positions | 24 | New | 3M | New |
| Sold Out Positions | 7 | Sold Out | 356,610 | Sold Out |
| Total Postitions | 127 | +10.43% | 84M | -2.26% |
| Bml Capital Management, Llc | $41,040.00 | 13.19% | 14.25M | 0 | 0% | 2025-09-30 |
| Vivo Capital, Llc | $25,600.00 | 8.23% | 8.89M | 0 | 0% | 2025-09-30 |
| Vanguard Group Inc | $18,765.00 | 6.03% | 6.52M | -146,605 | -2.2% | 2025-09-30 |
| Blackrock, Inc. | $16,391.00 | 5.27% | 5.69M | +176,473 | +3.2% | 2025-09-30 |
| Adage Capital Partners Gp, L.L.C. | $15,201.00 | 4.89% | 5.28M | -4M | -45.17% | 2025-09-30 |
| Rock Springs Capital Management Lp | $13,275.00 | 4.27% | 4.61M | -160,000 | -3.35% | 2025-09-30 |
| Morgan Stanley | $11,742.00 | 3.78% | 4.08M | +537,054 | +15.17% | 2025-09-30 |
| Decheng Capital Llc | $11,640.00 | 3.74% | 4.04M | 0 | 0% | 2025-09-30 |
| Geode Capital Management, Llc | $6,882.00 | 2.21% | 2.39M | -75,248 | -3.05% | 2025-09-30 |
| D. E. Shaw & Co., Inc. | $6,835.00 | 2.2% | 2.37M | -427,056 | -15.25% | 2025-09-30 |