Bellevue Group AG

SEC CIK: 0001674546
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

TNGX holding history

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

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

Shares (Q2 2026): 694,182
Value: $21.7M
% of portfolio: 0.5%
Quarters held: 3; Since Q4 2025

Holdings of TNGX by Bellevue Group AG, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	694,182	$21.7M	0.5%	−1,705,818−71.1%	Reduced	Holders
Q1 2026	2,400,000	$50.2M	1.2%	−1,527,670−38.9%	Reduced	Holders
Q4 2025	3,927,670	$34.8M	0.7%	+3,927,670	New	Holders