AMERICAN CENTURY COMPANIES INC

Position in TNGX — Tango Therapeutics, Inc.

CIK 748054 KANSAS CITY, MO

Position in TNGX

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$31,691,200

+$31,601,950 QoQ

Shares Held

1,013,794

+1456.2% QoQ

Ownership

0.601%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#41

of 247 holders

Holding Since

Sep 2022

12 quarters on record

Voting authority Sole 86% Shared 14% None 0%

Healthcare · as of Jun 30, 2026

AMERICAN CENTURY COMPANIES INC holds $3,568,637,643 across 178 Biotechnology names. TNGX ranks #34 (0.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ALNY	Alnylam Pharmaceuticals, Inc.	1,853,956	$558,096,374
2	ASND	Ascendis Pharma A/S	1,400,575	$373,561,364
3	VRTX	Vertex Pharmaceuticals Inc / Ma	580,901	$288,550,953
4	ARGX	Argenx SE	173,193	$160,683,269
5	IONS	Ionis Pharmaceuticals Inc	1,947,076	$154,383,656
6	EXEL	Exelixis, Inc.	1,791,664	$97,484,438
7	HRMY	Harmony Biosciences Holdings, Inc.	2,539,512	$92,463,631
8	GPCR	Structure Therapeutics Inc.	1,682,179	$90,282,546

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$31,691,200	1,013,794	+1456.2%	Shares	Defined	2026-08-12
2025-03-31	$89,250	65,146	-41.0%	Shares	Defined	2025-05-13
2024-12-31	$341,284	110,448	+12.4%	Shares	Defined	2025-02-11
2024-09-30	$756,802	98,286	+24.9%	Shares	Defined	2024-11-12
2024-06-30	$675,211	78,696	+0.3%	Shares	Defined	2024-08-07
2024-03-31	$623,107	78,477	+11.5%	Shares	Defined	2024-05-14
2023-12-31	$697,049	70,409	+196.9%	Shares	Defined	2024-02-13
2023-09-30	$267,064	23,718	+8.3%	Shares	Defined	2023-11-13
2023-06-30	$72,681	21,892	+2.4%	Shares	Defined	2023-08-14
2023-03-31	$84,407	21,369	+15.6%	Shares	Defined	2023-05-11
2022-12-31	$133,987	18,481	-59.7%	Shares	Defined	2023-02-13
2022-09-30	$166,013	45,860	—	Shares	Defined	2022-11-14
No filing history on record for this holder in this stock.