Aclaris Therapeutics, Inc. - ACRS
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 10 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| BML Capital Management, LLC | History | No change | 14,250,000 | 42,892 | 37.08% | 24.79% | 1 | 0 | 0.0% | Q4 2025 | Feb 03, 2026 |
| Vivo Capital, LLC | History | No change | 8,888,888 | 26,755 | 1.73% | 1.36% | 2 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| BlackRock, Inc. | History | Added to | 6,804,841 | 20,482 | 0.0% | 0.0% | 3 | +1,113,489 | 19.56% | Q4 2025 | Feb 12, 2026 |
| VANGUARD GROUP INC | History | Reduced | 6,502,080 | 19,571 | 0.0% | 0.0% | 4 | -13,378 | -0.21% | Q4 2025 | Jan 29, 2026 |
| Rock Springs Capital Management LP | History | Reduced | 4,453,741 | 13,405 | 0.69% | 0.51% | 5 | -155,568 | -3.38% | Q4 2025 | Feb 17, 2026 |
| Decheng Capital LLC | History | No change | 4,041,736 | 12,165 | 1.64% | 1.34% | 6 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| MORGAN STANLEY | History | Reduced | 3,415,390 | 10,280 | 0.0% | 0.0% | 7 | -661,856 | -16.23% | Q4 2025 | Feb 13, 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | History | Reduced | 3,371,000 | 10,146 | 0.02% | 0.02% | 8 | -1,907,144 | -36.13% | Q4 2025 | Feb 17, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 2,392,772 | 7,204 | 0.0% | 0.0% | 9 | +3,241 | 0.14% | Q4 2025 | Feb 09, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 2,343,681 | 7,054 | 0.0% | 0.0% | 10 | +911,004 | 63.59% | Q4 2025 | Feb 17, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Reduced | 2,122,399 | 6,385 | 0.01% | 0.01% | 11 | -204,620 | -8.79% | Q4 2025 | Feb 10, 2026 |
| D. E. Shaw & Co., Inc. | History | Reduced | 2,096,651 | 6,310 | 0.0% | 0.0% | 12 | -276,575 | -11.65% | Q4 2025 | Feb 17, 2026 |
| KOTLER KEVIN | History | New | 1,705,929 | 5,134 | 1.2% | — | 13 | +1,705,929 | New | Q4 2025 | Feb 17, 2026 |
| Palo Alto Investors LP | History | No change | 1,566,840 | 4,716 | 0.66% | 0.55% | 14 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| STATE STREET CORP | History | Added to | 1,506,403 | 4,534 | 0.0% | 0.0% | 15 | +393,257 | 35.33% | Q4 2025 | Feb 13, 2026 |
| Connor, Clark & Lunn Investment Management Ltd. | History | Added to | 1,434,164 | 4,316 | 0.01% | 0.01% | 16 | +366,508 | 34.33% | Q4 2025 | Feb 10, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 1,125,331 | 3,387 | 0.01% | 0.0% | 17 | -494,400 | -30.52% | Q4 2025 | Feb 12, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Reduced | 1,053,246 | 3,170 | 0.0% | 0.0% | 18 | -501,212 | -32.24% | Q4 2025 | Feb 17, 2026 |
| DEUTSCHE BANK AG\ | History | Added to | 987,351 | 2,971 | 0.0% | 0.0% | 19 | +64,038 | 6.94% | Q4 2025 | Feb 11, 2026 |
| Aldebaran Capital, LLC | History | Reduced | 954,262 | 2,872 | 2.58% | 1.72% | 20 | -33,436 | -3.39% | Q4 2025 | Feb 12, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Added to | 929,246 | 2,797 | 0.0% | 0.0% | 21 | +893,009 | 2464.36% | Q4 2025 | Feb 17, 2026 |
| Bollard Group LLC | History | Reduced | 804,445 | 2,421 | 0.06% | 0.05% | 22 | -421,031 | -34.36% | Q4 2025 | Feb 13, 2026 |
| Woodline Partners LP | History | New | 742,009 | 2,233 | 0.01% | — | 23 | +742,009 | New | Q4 2025 | Feb 17, 2026 |
| Three Bridge Wealth Advisors, LLC | History | No change | 714,823 | 2,151 | 0.57% | 0.35% | 24 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| NORTHERN TRUST CORP | History | Reduced | 664,258 | 1,999 | 0.0% | 0.0% | 25 | -36,565 | -5.22% | Q4 2025 | Feb 17, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 632,502 | 1,903 | 0.0% | 0.0% | 26 | -323,549 | -33.84% | Q4 2025 | Mar 25, 2026 |
| JPMORGAN CHASE & CO | History | Reduced | 625,963 | 1,884 | 0.0% | 0.0% | 27 | -132,613 | -17.48% | Q4 2025 | Feb 11, 2026 |
| ADAR1 Capital Management, LLC | History | Added to | 613,986 | 1,848 | 0.14% | 0.07% | 28 | +240,304 | 64.31% | Q4 2025 | Feb 18, 2026 |
| Logos Global Management LP | History | Reduced | 600,000 | 1,806 | 0.11% | 0.26% | 29 | -900,000 | -60.0% | Q4 2025 | Feb 17, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Added to | 574,213 | 1,728 | 0.0% | 0.0% | 30 | +206,106 | 55.99% | Q4 2025 | Feb 17, 2026 |
| MARSHALL WACE, LLP | History | Reduced | 485,501 | 1,461 | 0.0% | 0.0% | 31 | -1,232,629 | -71.74% | Q4 2025 | Feb 13, 2026 |
| Qube Research & Technologies Ltd | History | Reduced | 447,175 | 1,345 | 0.0% | 0.0% | 32 | -97,585 | -17.91% | Q4 2025 | Feb 17, 2026 |
| Aisling Capital Management LP | History | No change | 434,455 | 1,307 | 0.27% | 0.18% | 33 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| UBS Group AG | History | Added to | 362,538 | 1,091 | 0.0% | 0.0% | 34 | +257,400 | 244.82% | Q4 2025 | Jan 29, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | Reduced | 330,019 | 993 | 0.02% | 0.02% | 35 | -63,300 | -16.09% | Q4 2025 | Feb 17, 2026 |
| AMERIPRISE FINANCIAL INC | History | Reduced | 318,426 | 958 | 0.0% | 0.0% | 36 | -959,391 | -75.08% | Q4 2025 | Feb 17, 2026 |
| HighTower Advisors, LLC | History | Reduced | 305,948 | 920 | 0.0% | 0.0% | 37 | -3,369 | -1.09% | Q4 2025 | Feb 06, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Added to | 284,604 | 856 | 0.0% | 0.0% | 38 | +42,648 | 17.63% | Q4 2025 | Feb 13, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Added to | 270,850 | 814 | 0.0% | 0.0% | 39 | +106,606 | 64.91% | Q4 2025 | Feb 12, 2026 |
| RAYMOND JAMES FINANCIAL INC | History | Reduced | 269,684 | 811 | 0.0% | 0.0% | 40 | -13,792 | -4.87% | Q4 2025 | Feb 18, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | History | New | 264,359 | 795 | 0.0% | — | 41 | +264,359 | New | Q4 2025 | Feb 17, 2026 |
| TWO SIGMA ADVISERS, LP | History | Reduced | 255,400 | 768 | 0.0% | 0.0% | 42 | -94,700 | -27.05% | Q4 2025 | Feb 17, 2026 |
| Nuveen, LLC | History | No change | 237,830 | 715 | 0.0% | 0.0% | 43 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Invesco Ltd. | History | Added to | 209,903 | 631 | 0.0% | 0.0% | 44 | +47,440 | 29.2% | Q4 2025 | Feb 19, 2026 |
| Bank of New York Mellon Corp | History | Reduced | 203,517 | 612 | 0.0% | 0.0% | 45 | -16,565 | -7.53% | Q4 2025 | Feb 10, 2026 |
| Assenagon Asset Management S.A. | History | No change | 154,554 | 465 | 0.0% | 0.0% | 46 | 0 | 0.0% | Q4 2025 | Jan 09, 2026 |
| BARCLAYS PLC | History | Added to | 143,414 | 431 | 0.0% | 0.0% | 47 | +19,989 | 16.2% | Q4 2025 | Feb 13, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | No change | 140,167 | 422 | 0.0% | 0.0% | 48 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| XTX Topco Ltd | History | Added to | 112,912 | 339 | 0.01% | 0.01% | 49 | +48,987 | 76.63% | Q4 2025 | Feb 17, 2026 |
| Seven Fleet Capital Management LP | History | New | 107,419 | 323 | 0.22% | — | 50 | +107,419 | New | Q4 2025 | Apr 02, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 104,465 | 314 | 0.0% | 0.0% | 51 | +36,426 | 53.54% | Q4 2025 | Feb 13, 2026 |
| AQR CAPITAL MANAGEMENT LLC | History | Added to | 103,792 | 312 | 0.0% | 0.0% | 52 | +68,840 | 196.96% | Q4 2025 | Feb 17, 2026 |
| ALPS ADVISORS INC | History | New | 88,966 | 267 | 0.0% | — | 53 | +88,966 | New | Q4 2025 | Feb 12, 2026 |
| Point72 Asset Management, L.P. | History | New | 87,175 | 262 | 0.0% | — | 54 | +87,175 | New | Q4 2025 | Feb 17, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | Added to | 77,568 | 233 | 0.0% | 0.0% | 55 | +45,780 | 144.02% | Q4 2025 | Feb 13, 2026 |
| RHUMBLINE ADVISERS | History | Reduced | 71,804 | 216 | 0.0% | 0.0% | 56 | -19,432 | -21.3% | Q4 2025 | Feb 13, 2026 |
| PANAGORA ASSET MANAGEMENT INC | History | Added to | 68,190 | 205 | 0.0% | 0.0% | 57 | +22,605 | 49.59% | Q4 2025 | Feb 13, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Reduced | 64,521 | 194 | 0.0% | 0.0% | 58 | -10,670 | -14.19% | Q4 2025 | Feb 17, 2026 |
| Quadrature Capital Ltd | History | Added to | 57,670 | 173 | 0.0% | 0.0% | 59 | +26,117 | 82.77% | Q4 2025 | Feb 17, 2026 |
| Creative Planning | History | New | 51,171 | 154 | 0.0% | — | 60 | +51,171 | New | Q4 2025 | Feb 17, 2026 |
| INTECH INVESTMENT MANAGEMENT LLC | History | Added to | 46,646 | 140 | 0.0% | 0.0% | 61 | +7,702 | 19.78% | Q4 2025 | Feb 10, 2026 |
| FMR LLC | History | Added to | 45,807 | 137 | 0.0% | 0.0% | 62 | +5,457 | 13.52% | Q4 2025 | Feb 17, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Reduced | 42,568 | 128 | 0.0% | 0.0% | 63 | -187 | -0.44% | Q4 2025 | Feb 17, 2026 |
| Man Group plc | History | New | 42,435 | 127 | 0.0% | — | 64 | +42,435 | New | Q4 2025 | Feb 17, 2026 |
| Cambridge Investment Research Advisors, Inc. | History | No change | 41,873 | 126 | 0.0% | 0.0% | 65 | 0 | 0.0% | Q4 2025 | Feb 05, 2026 |
| CITIGROUP INC | History | Added to | 41,630 | 125 | 0.0% | 0.0% | 66 | +39,695 | 2051.42% | Q4 2025 | Feb 13, 2026 |
| Susquehanna Portfolio Strategies, LLC | History | New | 39,701 | 119 | 0.0% | — | 67 | +39,701 | New | Q4 2025 | Feb 17, 2026 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | History | New | 28,998 | 87 | 0.0% | — | 68 | +28,998 | New | Q4 2025 | Feb 13, 2026 |
| Valeo Financial Advisors, LLC | History | New | 27,540 | 82 | 0.0% | — | 70 | +27,540 | New | Q4 2025 | Feb 04, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | Reduced | 27,300 | 82 | 0.0% | 0.0% | 69 | -21,100 | -43.6% | Q4 2025 | Feb 12, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 27,216 | 81 | 0.0% | 0.0% | 71 | -45,897 | -62.78% | Q4 2025 | Feb 12, 2026 |
| Vontobel Holding Ltd. | History | No change | 26,000 | 78 | 0.0% | 0.0% | 72 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| MetLife Investment Management, LLC | History | Reduced | 25,597 | 77 | 0.0% | 0.0% | 73 | -9,720 | -27.52% | Q4 2025 | Feb 12, 2026 |
| AXQ CAPITAL, LP | History | Added to | 24,186 | 72 | 0.02% | 0.01% | 74 | +10,217 | 73.14% | Q4 2025 | Feb 10, 2026 |
| Persistent Asset Partners Ltd | History | New | 22,259 | 67 | 0.03% | — | 75 | +22,259 | New | Q4 2025 | Feb 17, 2026 |
| ProShare Advisors LLC | History | Added to | 21,553 | 64 | 0.0% | 0.0% | 77 | +6,734 | 45.44% | Q4 2025 | Feb 06, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Reduced | 21,516 | 64 | 0.0% | 0.0% | 76 | -5,151 | -19.32% | Q4 2025 | Feb 10, 2026 |
| GROUP ONE TRADING LLC | History | Added to | 20,433 | 61 | 0.0% | 0.0% | 78 | +6,985 | 51.94% | Q4 2025 | Feb 12, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | No change | 19,700 | 59 | 0.0% | 0.0% | 79 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Neuberger Berman Group LLC | History | Added to | 18,955 | 57 | 0.0% | 0.0% | 80 | +6,251 | 49.2% | Q4 2025 | Feb 13, 2026 |
| China Universal Asset Management Co., Ltd. | History | New | 17,655 | 53 | 0.0% | — | 83 | +17,655 | New | Q4 2025 | Jan 29, 2026 |
| SIMPLEX TRADING, LLC | History | Added to | 17,668 | 53 | 0.0% | 0.0% | 81 | +11,468 | 184.97% | Q4 2025 | Feb 11, 2026 |
| CRA Financial Services, LLC | History | No change | 17,782 | 53 | 0.01% | 0.0% | 82 | 0 | 0.0% | Q4 2025 | Jan 16, 2026 |
| CIBC Asset Management Inc | History | New | 17,428 | 52 | 0.0% | — | 84 | +17,428 | New | Q4 2025 | Feb 10, 2026 |
| VOYA INVESTMENT MANAGEMENT LLC | History | No change | 17,248 | 51 | 0.0% | 0.0% | 85 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Mariner, LLC | History | Added to | 16,670 | 50 | 0.0% | 0.0% | 86 | +558 | 3.46% | Q4 2025 | Feb 13, 2026 |
| SG Americas Securities, LLC | History | Reduced | 15,423 | 46 | 0.0% | 0.0% | 87 | -6,589 | -29.93% | Q4 2025 | Jan 09, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | No change | 15,200 | 45 | 0.0% | 0.0% | 88 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| R Squared Ltd | History | New | 12,408 | 37 | 0.02% | — | 89 | +12,408 | New | Q4 2025 | Jan 30, 2026 |
| TWO SIGMA SECURITIES, LLC | History | Added to | 11,545 | 34 | 0.0% | 0.0% | 90 | +959 | 9.06% | Q4 2025 | Feb 17, 2026 |
| Jefferies Financial Group Inc. | History | Added to | 11,002 | 33 | 0.0% | 0.0% | 91 | +2 | 0.02% | Q4 2025 | Feb 09, 2026 |
| VICTORY CAPITAL MANAGEMENT INC | History | Added to | 10,651 | 32 | 0.0% | 0.0% | 92 | +23 | 0.22% | Q4 2025 | Feb 13, 2026 |
| MERCER GLOBAL ADVISORS INC /ADV | History | Reduced | 10,167 | 30 | 0.0% | 0.0% | 93 | -293 | -2.8% | Q4 2025 | Feb 18, 2026 |
| Russell Investments Group, Ltd. | History | Added to | 9,785 | 29 | 0.0% | 0.0% | 94 | +173 | 1.8% | Q4 2025 | Feb 17, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 9,267 | 27 | 0.0% | 0.0% | 95 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| Legal & General Group Plc | History | No change | 8,242 | 24 | 0.0% | 0.0% | 96 | 0 | 0.0% | Q4 2025 | Feb 09, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Reduced | 5,649 | 17 | 0.0% | 0.0% | 97 | -19 | -0.34% | Q4 2025 | Feb 17, 2026 |
| Mirae Asset Global Investments Co., Ltd. | History | New | 5,265 | 15 | 0.0% | — | 99 | +5,265 | New | Q4 2025 | Jan 26, 2026 |
| Sterling Capital Management LLC | History | Reduced | 5,288 | 15 | 0.0% | 0.0% | 98 | -692 | -11.57% | Q4 2025 | Feb 13, 2026 |
| Tower Research Capital LLC (TRC) | History | Reduced | 3,750 | 11 | 0.0% | 0.0% | 100 | -2,750 | -42.31% | Q4 2025 | Feb 17, 2026 |
| AMALGAMATED BANK | History | Reduced | 2,883 | 9 | 0.0% | 0.0% | 101 | -217 | -7.0% | Q4 2025 | Feb 05, 2026 |
| ROYAL BANK OF CANADA | History | New | 2,618 | 8 | 0.0% | — | 102 | +2,618 | New | Q4 2025 | Feb 17, 2026 |
| GF FUND MANAGEMENT CO. LTD. | History | New | 2,128 | 6 | 0.0% | — | 104 | +2,128 | New | Q4 2025 | Jan 27, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Added to | 2,070 | 6 | 0.0% | 0.0% | 103 | +31 | 1.52% | Q4 2025 | Feb 06, 2026 |
| Rockefeller Capital Management L.P. | History | New | 1,226 | 3 | 0.0% | — | 105 | +1,226 | New | Q4 2025 | Mar 16, 2026 |
| Motiv8 Investments LLC | History | New | 1,000 | 3 | 0.0% | — | 106 | +1,000 | New | Q4 2025 | Feb 13, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 730 | 2 | 0.0% | 0.0% | 107 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Smartleaf Asset Management LLC | History | New | 376 | 1 | 0.0% | — | 113 | +376 | New | Q4 2025 | Feb 13, 2026 |
| Quattro Advisors LLC | History | New | 372 | 1 | 0.0% | — | 114 | +372 | New | Q4 2025 | Feb 13, 2026 |
| Farther Finance Advisors, LLC | History | Added to | 398 | 1 | 0.0% | — | 112 | +299 | 302.02% | Q4 2025 | Jan 23, 2026 |
| CWM, LLC | History | Added to | 380 | 1 | 0.0% | 0.0% | 109 | +105 | 38.18% | Q4 2025 | Jan 26, 2026 |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | History | No change | 500 | 1 | 0.0% | — | 108 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| Capital Advisors, Ltd. LLC | History | No change | 454 | 1 | 0.0% | 0.0% | 110 | 0 | 0.0% | Q4 2025 | Jan 21, 2026 |
| EverSource Wealth Advisors, LLC | History | No change | 458 | 1 | 0.0% | — | 111 | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| Stonepine Capital Management, LLC | History | Closed out | 0 | 0 | — | 0.3% | — | -192,900 | -100.0% | Q3 2025 | Nov 13, 2025 |
| ALGERT GLOBAL LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -65,630 | -100.0% | Q3 2025 | Nov 14, 2025 |
| OXFORD ASSET MANAGEMENT LLP | History | Closed out | 0 | 0 | — | 0.33% | — | -36,351 | -100.0% | Q3 2025 | Feb 17, 2026 |
| Velan Capital Investment Management LP | History | Closed out | 0 | 0 | — | 0.06% | — | -32,700 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Engineers Gate Manager LP | History | Closed out | 0 | 0 | — | 0.0% | — | -17,844 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Arax Advisory Partners | History | Reduced | 19 | 0 | — | — | — | -428 | -95.75% | Q4 2025 | Feb 13, 2026 |
| Cornerstone Financial Management LLC | History | New | 270 | 0 | — | — | — | +270 | New | Q4 2025 | Feb 13, 2026 |
| GAMMA Investing LLC | History | New | 229 | 0 | — | — | — | +229 | New | Q4 2025 | Jan 05, 2026 |
| SBI Securities Co., Ltd. | History | Reduced | 79 | 0 | — | — | — | -160 | -66.95% | Q4 2025 | Feb 03, 2026 |
| ROTHSCHILD INVESTMENT LLC | History | New | 8 | 0 | — | — | — | +8 | New | Q4 2025 | Feb 10, 2026 |
| Clearstead Advisors, LLC | History | Closed out | 0 | 0 | — | — | — | -1 | -100.0% | Q3 2025 | Nov 10, 2025 |
| NISA INVESTMENT ADVISORS, LLC | History | No change | 318 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 15, 2026 |
| Truvestments Capital LLC | History | No change | 150 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |