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PTCT
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Position history for Janus Henderson Group Ltd.'s holdings in PTC THERAPEUTICS INC

Janus Henderson Group Ltd. holds 7.2M shares of PTCT (PTC THERAPEUTICS INC), worth $490M as of 2026-Q1. The position was increased (+48.3% shares). PTCT represents 0.2% of Janus Henderson Group Ltd.'s portfolio.

Current Value

$490M

Current Shares

7.2M

Total Value Change

+$398.8M

Total Shares Change

+4.2M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Increased
7.2M
+48.3%
$490M0.2%$64.39
51
2025-Q4
Increased
4.9M
+28.6%
$368.6M0.2%$76.19
47
2025-Q3
Increased
3.8M
+18.9%
$231.7M0.1%$60.65
43
2025-Q2
Increased
3.2M
+8.9%
$155M0.1%$49.84
33
2025-Q1
Increased
2.9M
+25.4%
$158.2M0.1%$54.24
37
2024-Q4
Increased
2.3M
+24.4%
$105M0.1%$45.77
37
2024-Q3
Decreased
1.9M
-37.3%
$69.4M0.0%$37.56
0
2024-Q2
Decreased
3M
-18.8%
$91.1M0.0%$30.58
0

Other major holders of PTCT: BlackRock, Inc., VANGUARD GROUP INC, RTW INVESTMENTS, LP

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