Alpha Tau Medical Ltd. -27DRTSWPreferred / convertible

13F holders, Q1 2026 (March 31)
21holders −2
5new positions
7sold out
$4.10avg. 13F price*

At the end of Q1 2026, 21 institutions reported holding Alpha Tau Medical Ltd. -27 (DRTSW) in their 13F filings, down 2 from Q4 2025. 5 opened new positions and 7 sold out. The largest holders were Fisher Funds Management LTD ($9.3M), Aristeia Capital, L.L.C. ($533K) and MMCAP International Inc. SPC ($448K).

Company
Alpha Tau Medical Ltd. -27
CUSIP
M0740A116
Latest filing quarter
Q2 2026

History

Number of 13F holders

0102030 Q1 2024: 27Q1 2024Q2 2024: 26Q2 2024Q3 2024: 26Q3 2024Q4 2024: 26Q4 2024Q1 2025: 23Q1 2025Q2 2025: 21Q2 2025Q3 2025: 20Q3 2025Q4 2025: 23Q4 2025Q1 2026: 21Q1 2026Q2 2026: 21Q2 2026

Total Exit/New Position Q4 2025 → Q1 2026

InstitutionsTotal Value
New Positions5$675K
Exits7$445K

All 13F filers, Q4 2025 → Q1 2026: 1,009,989 shares bought and 1,424,406 shares sold, net −414,417 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 21 holders
Fisher Funds Management LTD — No change 166,836 $9.3M
Aristeia Capital, L.L.C. — New 543,500 $533K
MMCAP International Inc. SPC — No change 447,622 $448K
LMR Partners LLP — Add +262.6% 409,647 $410K
Moore Capital Management, LP — No change 175,000 $175K
Value Base Ltd. — No change 152,761 $153K
TENOR CAPITAL MANAGEMENT Co., L.P. — No change 150,000 $150K
Whitebox Advisors LLC — No change 136,018 $136K
Wolverine Asset Management LLC — Add +27.1% 127,894 $128K
Ionic Capital Management LLC — New 118,448 $118K
Jane Street Group, LLC — Reduce -1.0% 103,908 $104K
Mariner, LLC — Reduce -2.5% 91,666 $92K
Circle Wealth Management, LLC — No change 80,000 $80K
Chicago Partners Investment Group LLC — Reduce -60.3% 73,824 $76K
Goldman Sachs Group Inc. — No change 69,409 $69K
Clear Street Group Inc. — No change 62,666 $63K
Morgan Stanley — No change 20,475 $20K
Susquehanna International Group, LLP — New 13,602 $14K
Cohen Investment Advisors LLC — New 10,000 $10K
Equitec Proprietary Markets, LLC — No change 1,900 $2K
Gill Capital Partners, LLC — New 500 $500

"% of holder's portfolio" is DRTSW's weight in each manager's 13F, not the share of Alpha Tau Medical Ltd. -27 the manager owns.