SEC 13F Intelligence

Maso Capital Partners Ltd / ALXN

Maso Capital Partners Ltd’s Alexion Pharmaceuticals Inc Position

Does Maso Capital Partners Ltd own Alexion Pharmaceuticals Inc (ALXN)? Not currently — the last reported position was 68.4K shares worth $13M in Q2 2021; the fund’s latest 13F (Q3 2025) no longer reports it.

Position Value
$13M
Q2 2021
Shares
68.4K
% of Portfolio
+4.13%
Quarters Held
2
position exited

Position History ALXN

Reported value by quarter
Q1 ’21: $10MQ1 ’21Q2 ’21: $13MQ2 ’21filingsflow.com
QuarterSharesValue% of Portfolio
Q2 202168.4K$13M+4.13%
Q1 202168.4K$10M+4.03%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Maso Capital Partners Ltd’s full portfolio or all institutional holders of ALXN.