Weiss Asset Management LP
Position in COAG — Hemab Therapeutics Holdings, Inc.
CIK 1357550
BOSTON, MA
Position in COAG
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$367,300
New position
Shares Held
10,000
first reported quarter
Ownership
0.021%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#44
of 55 holders
Holding Since
Jun 2026
1 quarter on record
Voting authority
Sole 100%
Shared 0%
None 0%
Position in Biotechnology
Healthcare · as of Jun 30, 2026Weiss Asset Management LP holds $396,341,883 across 27 Biotechnology names. COAG ranks #20 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TBPH |
Theravance Biopharma, Inc.
|
7,457,060 | $126,770,020 | |
| 2 | ROIV |
Roivant Sciences Ltd.
|
2,542,652 | $89,984,454 | |
| 3 | MLTX |
MoonLake Immunotherapeutics
|
2,581,813 | $50,267,899 | |
| 4 | BBIO |
BridgeBio Pharma, Inc.
|
320,184 | $23,847,304 | |
| 5 | TGTX |
Tg Therapeutics, Inc.
|
375,082 | $20,607,005 | |
| 6 | AXSM |
Axsome Therapeutics, Inc.
|
80,000 | $19,581,600 | |
| 7 | ARWR |
Arrowhead Pharmaceuticals, Inc.
|
134,014 | $10,923,481 | |
| 8 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
19,325 | $10,376,558 |
All Filings in COAG
Export CSV
1 filing row on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $367,300 | 10,000 | Shares | Defined | 2026-08-14 | |
| No filing history on record for this holder in this stock. | ||||||