Alpha Tau Medical
DRTS
74 hedge funds and large institutions have $100M invested in Alpha Tau Medical in 2026 Q2 according to their latest regulatory filings, with 27 funds opening new positions, 18 increasing their positions, 10 reducing their positions, and 6 closing their positions.
350% more first-time investments, than exits
New positions opened: 27 | Existing positions closed: 6
245% more capital invested
Capital invested by funds: $29.1M → $100M (+$71M)
176% more call options, than puts
Call options by funds: $9.56M | Put options by funds: $3.46M
80% more repeat investments, than reductions
Existing positions increased: 18 | Existing positions reduced: 10
40% more funds holding
Funds holding: 53 → 74 (+21)
4.02% more ownership
Funds ownership: 4.79% → 8.81% (+4%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
GIA
Gem Investment Advisors
Teaneck,
New Jersey
|
+$12M |
| 2 |
BFM
Boothbay Fund Management
New York
|
+$7.02M |
| 3 |
PC
Pier Capital
Stamford,
Connecticut
|
+$6.28M |
| 4 |
UBS Group
Zurich,
Switzerland
|
+$3.23M |
| 5 |
Polen Capital Management
Boca Raton,
Florida
|
+$2M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
-$328K |
| 2 |
Renaissance Technologies
New York
|
-$286K |
| 3 |
Bank of America
Charlotte,
North Carolina
|
-$196K |
| 4 |
Goldman Sachs
New York
|
-$185K |
| 5 |
AIM
ARK Investment Management
St. Petersburg,
Florida
|
-$137K |
DRTS Hedge Fund Activity: Q2 2026 in Review
74 of the 8,318 institutional investors tracked by Wall St. Rank reported a position in Alpha Tau Medical (DRTS) for Q2 2026, worth a combined $100M — up 245% from $29.1M a quarter earlier.
Buyers outnumbered sellers: 27 funds opened new DRTS positions and 6 closed out — a net gain of 21 holders — while 18 added to existing stakes and 10 trimmed.
The largest buyer was Gem Investment Advisors, adding an estimated $12M. The largest seller was Millennium Management, exiting entirely with an estimated $328K sold.
- 74 institutional investors held Alpha Tau Medical (DRTS) as of Q2 2026, up from 53 in Q1 2026.
- Funds reported $100M of Alpha Tau Medical stock for Q2 2026, up 245% quarter-over-quarter.
- 27 funds opened new Alpha Tau Medical positions in Q2 2026 and 6 closed out, a net change of +21 holders.
- The largest Alpha Tau Medical buyer in Q2 2026 was Gem Investment Advisors, an estimated $12M added.
- The largest Alpha Tau Medical seller in Q2 2026 was Millennium Management, an estimated $328K sold.
Based on aggregated 13F filings for Q2 2026.