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Equibles

AMERICAN CENTURY COMPANIES INC

Position in PTCT — Ptc Therapeutics, Inc.

CIK 748054 KANSAS CITY, MO
Back to PTCT Full portfolio

Position in PTCT

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$40,866,162
+$40,525,308 QoQ
Shares Held
500,995
+9913.9% QoQ
Ownership
0.600%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#48
of 383 holders
Holding Since
Mar 2020
24 quarters on record
Voting authority Sole 86% Shared 14% None 0%

Common Shares in PTCT Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

AMERICAN CENTURY COMPANIES INC holds $3,618,743,392 across 179 Biotechnology names. PTCT ranks #28 (1.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
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

All Filings in PTCT

Export CSV
24 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $40,866,162 500,995
2026-03-31 $340,854 5,003
2025-12-31 $348,580 4,589
2025-09-30 $1,114,295 18,157
2025-06-30 $2,141,340 43,844
2025-03-31 $2,866,652 56,253
2024-12-31 $2,715,171 60,150
2024-09-30 $1,337,826 36,060
2024-06-30 $1,143,508 37,394
2024-03-31 $521,263 17,919
2023-12-31 $708,512 25,708
2023-09-30 $529,996 23,650
2023-06-30 $902,507 22,191
2023-03-31 $415,712 8,582
2022-12-31 $306,772 8,037
2022-09-30 $825,488 16,444
2022-06-30 $407,410 10,170
2022-03-31 $491,372 13,170
2021-12-31 $524,561 13,170
2021-09-30 $490,055 13,170
2020-12-31 $615,121 10,079
2020-09-30 $611,910 13,089
2020-06-30 $10,860,440 214,041
2020-03-31 $8,790,311 197,048