Western Standard LLC

SEC CIK: 0001517666
Latest filing: Aug 10, 2026

SEC filings (opens in a new tab)

ALXN holding history

Alexion Pharmaceuticals, Inc. in every 13F filed by Western Standard LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ALXN overview All 13F holders of ALXN Full Q2 2026 holdings

Shares (Q3 2021): 0; Sold out in Q3 2021
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q1 2021

Holdings of ALXN by Western Standard LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q3 2021	0	$0	0.0%	−143,982−100.0%	Sold out	Holders
Q2 2021	143,982	$26.5M	15.8%	+9,047+6.7%	Added	Holders
Q1 2021	134,935	$20.6M	14.8%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.