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Alpha Tau Medical

53 hedge funds and large institutions have $29.1M invested in Alpha Tau Medical in 2026 Q1 according to their latest regulatory filings, with 20 funds opening new positions, 8 increasing their positions, 14 reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed

900% more first-time investments, than exits

New positions opened: 20 | Existing positions closed: 2

143% more capital invested

Capital invested by funds: $11.9M → $29.1M (+$17.1M)

111% more call options, than puts

Call options by funds: $1.14M | Put options by funds: $537K

51% more funds holding

Funds holding: 3553 (+18)

1.94% more ownership

Funds ownership: 2.85%4.79% (+1.9%)

43% less repeat investments, than reductions

Existing positions increased: 8 | Existing positions reduced: 14

Holders
53
Holders Change
+18
Holders Change %
+51.43%
% of All Funds
0.65%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
20
Increased
8
Reduced
14
Closed
2
Calls
$1.14M
Puts
$537K
Net Calls
+$598K
Net Calls Change
+$718K
Name Holding Trade Value Shares
Change
Change in
Stake
HighTower Advisors
1
HighTower Advisors
Illinois
$6.19M +$1.33M +188,440 +27%
AF
2
Aquamarine Financial
$5.1M +$5.09M +721,501 New
AC
3
Apella Capital
Connecticut
$3.07M
AIM
4
ARK Investment Management
Florida
$2.07M +$2.06M +292,134 New
UBS Group
5
UBS Group
Switzerland
$2.03M +$1.88M +265,988 +1,285%
Kovitz Investment Group Partners
6
Kovitz Investment Group Partners
Illinois
$1.04M -$75.7K -10,720 -7%
DSC
7
Daytona Street Capital
Missouri
$1.04M -$36.2K -5,121 -3%
Mariner
8
Mariner
Kansas
$1.04M +$150K +21,231 +17%
GIA
9
Gem Investment Advisors
New Jersey
$804K -$226K -32,079 -22%
LCS
10
Levin Capital Strategies
New York
$752K -$535K -75,808 -42%
Jane Street
11
Jane Street
New York
$534K +$533K +75,539 New
Geode Capital Management
12
Geode Capital Management
Massachusetts
$378K +$109K +15,506 +41%
Wells Fargo
13
Wells Fargo
California
$349K +$182K +25,800 +110%
PAG
14
Private Advisor Group
New Jersey
$336K
Millennium Management
15
Millennium Management
New York
$328K -$433K -61,370 -57%
Bank of America
16
Bank of America
North Carolina
$293K -$19.4K -2,752 -6%
SAM
17
Satovsky Asset Management
New York
$288K -$91.1K -12,900 -24%
Renaissance Technologies
18
Renaissance Technologies
New York
$286K +$286K +40,457 New
Citadel Advisors
19
Citadel Advisors
Florida
$250K +$250K +35,395 New
Northern Trust
20
Northern Trust
Illinois
$236K -$2.91K -412 -1%
Susquehanna International Group
21
Susquehanna International Group
Pennsylvania
$231K +$231K +32,738 New
Focus Partners Wealth
22
Focus Partners Wealth
Massachusetts
$228K
Cerity Partners
23
Cerity Partners
New York
$226K +$226K +32,012 New
SF
24
Summit Financial
New Jersey
$212K -$99.2K -14,046 -32%
Goldman Sachs
25
Goldman Sachs
New York
$185K +$185K +26,189 New