DOSSIER · 13F Holders · Q2 2026
PTCT 1.5 09/15/26

PTC THERAPEUTICS INC

11 institutions still hold PTC THERAPEUTICS INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 69366JAD3·11 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$109M
visible holders
Holders
11
filers reporting
Concentration
23.30%
DeepCurrents Investment Group LLC #1
top holder share
AI Holders Summary · Q2 2026

11 institutions reported PTCT 1.5 09/15/26 in Q2 2026. DeepCurrents Investment Group LLC leads at 23.3% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
DeepCurrents Investment Group LLC
CIK 0001754535
$25M16.3M0.77%Q2 2026
02
Ovata Capital Management Ltd
CIK 0001724517
$22M14.1M1.64%Q2 2026
03
SG Americas Securities, LLC
CIK 0001313360
$20M150K0.02%Q1 2026
04
CSS LLC/IL
CIK 0001103646
$19M12.0M0.73%Q2 2026
05
CAPSTONE INVESTMENT ADVISORS, LLC
CIK 0001426196
$13M8.2M0.02%Q2 2026
06
LORD, ABBETT & CO. LLC
CIK 0000728100
$5M4.1M0.02%Q1 2026
07
FMR LLC
CIK 0000315066
$5M3.0M0.00%Q2 2026
08
Bank of New York Mellon Corp
CIK 0001390777
$326K200K0.00%Q2 2026
09
MORGAN STANLEY
CIK 0000895421
$84K53K0.00%Q2 2026
10
LAZARD ASSET MANAGEMENT LLC
CIK 0001207017
$35K2.2M0.00%Q2 2026
11
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025