Alpha Tau Medical Ltd. (DRTS) Insider Trading
Over the last 3 months, DRTS insiders made 0 open-market buys and 6 sales, a net sale of -$739K (SEC Form 4). Over the last 6 months, 14 institutions increased and 22 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
6
Net (3m)
-$739.2K
Context3-month price +61.9%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 26, 2026 | Levy Raphiofficer: Chief Financial Officer | Sell | 4,222 | $11.00 |
| Jun 26, 2026 | Levy Raphiofficer: Chief Financial Officer | Sell | 15,778 | $11.00 |
| Jun 25, 2026 | Levy Raphiofficer: Chief Financial Officer | Sell | 15,000 | $9.47 |
| Jun 25, 2026 | Levy Raphiofficer: Chief Financial Officer | Sell | 2,500 | $10.00 |
| Jun 4, 2026 | Levy Raphiofficer: Chief Financial Officer | Sell | 17,500 | $10.90 |
| Jun 4, 2026 | Levy Raphiofficer: Chief Financial Officer | Sell | 15,000 | $10.76 |
Source: DRTS SEC Form 4 filings, latest Jun 26, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their DRTS positions over the last 6 months (SEC Form 13F).
Increased
14
New positions
29
Reduced
22
Sold out
7
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| HIGHTOWER ADVISORS, LLC | Increased | 875K | May 5, 2026 |
| Aquamarine Financial (Cayman) Ltd | New Position | 722K | May 15, 2026 |
| HIGHTOWER ADVISORS, LLC | Unchanged | 687K | Feb 6, 2026 |
| APELLA CAPITAL, LLC | Unchanged | 382K | Apr 20, 2026 |
| APELLA CAPITAL, LLC | New Position | 382K | Jan 21, 2026 |
| ARK INVESTMENT MANAGEMENT LLC | New Position | 292K | May 12, 2026 |
| UBS GROUP AG | Increased | 287K | May 5, 2026 |
| LEVIN CAPITAL STRATEGIES, L.P. | Reduced | 182K | Jan 30, 2026 |
| KOVITZ INVESTMENT GROUP PARTNERS, LLC | Reduced | 158K | Feb 20, 2026 |
| Daytona Street Capital LLC | New Position | 151K | Jan 21, 2026 |
| KOVITZ INVESTMENT GROUP PARTNERS, LLC | Reduced | 147K | May 13, 2026 |
| MARINER, LLC | Increased | 146K | May 13, 2026 |
| Daytona Street Capital LLC | Reduced | 146K | Apr 10, 2026 |
| CITADEL ADVISORS LLC | Increased | 140K | May 15, 2026 |
| MARINER, LLC | Increased | 125K | Feb 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.