Wellington Biomedical Innovation Master Investors (Cayman) II L.P.

CIK: 0001903360
10% Owner

Wellington Biomedical Innovation Master Investors (Cayman) II L.P. is a corporate insider at MBX Biosciences, Inc. (MBX) filing SEC Form 4 transactions. 15 transactions across 5 companies. Source: SEC EDGAR.

Total Transactions
15
Total Buy Value
$0
Total Sell Value
$0
Net Activity
$0
Last Transaction
May 2026
Companies
5

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Conversion
Shares
211,013
Price
-
Value
-
Type
Conversion
Shares
1,064,473
Price
-
Value
-
Type
Conversion
Shares
1,275,486
Price
-
Value
-
Metsera, Inc.
MTSR
Type
Conversion
Shares
1,857,699
Price
-
Value
-
Metsera, Inc.
MTSR
Type
Conversion
Shares
1,857,699
Price
-
Value
-
Type
Conversion
Shares
852,940
Price
-
Value
-
Type
Conversion
Shares
894,733
Price
-
Value
-
Type
Conversion
Shares
4,854,368
Price
-
Value
-
Type
Conversion
Shares
16,666,666
Price
-
Value
-
Type
Conversion
Shares
403,787
Price
-
Value
-
Type
Conversion
Shares
1,386,335
Price
-
Value
-
Type
Conversion
Shares
10,000,000
Price
$0.00
Value
$0
Type
Conversion
Shares
737,000
Price
-
Value
-
RayzeBio, Inc.
RYZB
Type
Conversion
Shares
1,557,846
Price
$0.00
Value
$0
RayzeBio, Inc.
RYZB
Type
Conversion
Shares
1,557,846
Price
-
Value
-