ACRS · Insider trading · 13F holders · Congress trades
Aclaris Therapeutics, Inc. (ACRS)
Who is buying and selling ACRS: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 18
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
ACRS at a glance
- No open-market insider purchases or sales of ACRS were filed in the last 90 days.
- 18 13F filers hold ACRS among their 50 largest positions, worth $344.6M combined, including Peter Kolchinsky. The biggest bets by portfolio weight are BML Capital Management, LLC (36.2%), Kalehua Capital Management LLC (6.9%) and Aldebaran Capital, LLC (3.7%). In their latest 13Fs, 2 managers opened a new position and 2 added to one.
- No member of Congress has disclosed a trade in ACRS.
ACRS insider trading
No open-market insider purchases or sales of ACRS were filed in the last 90 days.
Who owns ACRS? Hedge funds and superinvestors
18 13F filers hold ACRS among their 50 largest positions, worth $344.6M combined, including Peter Kolchinsky. The biggest bets by portfolio weight are BML Capital Management, LLC (36.2%), Kalehua Capital Management LLC (6.9%) and Aldebaran Capital, LLC (3.7%). In their latest 13Fs, 2 managers opened a new position and 2 added to one.
Superinvestors holding ACRS: Peter Kolchinsky 0.6%
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Peter KolchinskyHedge fund | 0.6% | $67.3M | 12,723,026 | — | Q2 2026 |
| BML Capital Management, LLCHedge fund | 36.2% | $63.3M | 11,975,000 | -16.0% shares | Q2 2026 |
| Deep Track Capital, LPHedge fund | 0.7% | $49.4M | 9,345,000 | +0.0% shares | Q2 2026 |
| Vivo Capital, LLCHedge fund | 3.2% | $35.4M | 6,694,637 | +0.4% shares | Q2 2026 |
| Frazier Life Sciences Management, L.P.Hedge fund | 0.6% | $26.1M | 4,925,374 | +0.0% shares | Q2 2026 |
| Rock Springs Capital Management LPHedge fund | 1.1% | $22.9M | 4,330,532 | -3.2% shares | Q2 2026 |
| Decheng Capital LLCHedge fund | 2.9% | $21.4M | 4,041,736 | +0.0% shares | Q2 2026 |
| Silverarc Capital Management, LLCHedge fund | 1.1% | $10.3M | 1,946,482 | — | Q2 2026 |
| Kalehua Capital Management LLCHedge fund | 6.9% | $9.7M | 1,832,365 | +37.0% shares | Q2 2026 |
| Jones Hill Capital LPHedge fund | 2.0% | $9.3M | 1,759,492 | New | Q2 2026 |
| Palo Alto Investors LPHedge fund | 1.2% | $8.5M | 1,613,430 | +0.0% shares | Q2 2026 |
| Mpm Bioimpact LLCHedge fund | 0.3% | $5.5M | 1,042,467 | +166.0% shares | Q2 2026 |
| Aldebaran Capital, LLCWealth manager | 3.7% | $5.0M | 936,731 | -1.1% shares | Q2 2026 |
| Three Bridge Wealth Advisors, LLCWealth manager | 0.9% | $3.8M | 714,823 | +0.0% shares | Q2 2026 |
| Aisling Capital Management LPHedge fund | 0.5% | $2.3M | 434,455 | +0.0% shares | Q2 2026 |
| Tetragon Partners GP LtdHedge fund | 0.3% | $2.1M | 400,000 | New | Q2 2026 |
| Superstring Capital Management LPHedge fund | 0.9% | $1.4M | 257,675 | -29.7% shares | Q2 2026 |
| Verdad Advisers, LPAsset manager | 0.9% | $927K | 175,272 | -11.0% shares | Q2 2026 |
Each manager counts with its latest 13F (Q2 2026: 18). Screen ACRS in the grand portfolio →
ACRS stock trades by members of Congress
No member of Congress has disclosed a trade in ACRS.
ACRS questions and answers
Are insiders buying ACRS stock?
No open-market insider purchases or sales of ACRS were filed in the last 90 days.
Which hedge funds own ACRS?
18 13F filers hold ACRS among their 50 largest positions, worth $344.6M combined, including Peter Kolchinsky. The biggest bets by portfolio weight are BML Capital Management, LLC (36.2%), Kalehua Capital Management LLC (6.9%) and Aldebaran Capital, LLC (3.7%). In their latest 13Fs, 2 managers opened a new position and 2 added to one.
Has Congress traded ACRS?
No member of Congress has disclosed a trade in ACRS.
Who is the largest holder of ACRS?
Among 13F filers, Peter Kolchinsky reports the largest ACRS position, $67.3M (12,723,026 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is BML Capital Management, LLC's: 36.2% of its portfolio.
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