Janus Henderson Group PLC

SEC CIK: 0001274173
Latest filing: May 18, 2026

SEC filings (opens in a new tab)

HOWL holding history

Werewolf Therapeutics, Inc. in every 13F filed by Janus Henderson Group PLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

HOWL overview All 13F holders of HOWL Full Q1 2026 holdings

Shares (Q3 2024): 0; Sold out in Q3 2024
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q1 2024

Holdings of HOWL by Janus Henderson Group PLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q3 2024	0	$0	0.0%	−167,987−100.0%	Sold out	Holders
Q2 2024	167,987	$406.5K	<0.1%	−1,520,067−90.0%	Reduced	Holders
Q1 2024	1,688,054	$10.9M	<0.1%	+1,688,054	New	Holders