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PTC Therapeutics

281 hedge funds and large institutions have $3.9B invested in PTC Therapeutics in 2025 Q2 according to their latest regulatory filings, with 58 funds opening new positions, 111 increasing their positions, 80 reducing their positions, and 35 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

0.95% more ownership

Funds ownership: 99.87%100.81% (+0.95%)

3% less capital invested

Capital invested by funds: $4.02B → $3.9B (-$122M)

17% less funds holding in top 10

Funds holding in top 10: 65 (-1)

Holders
281
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$13.1M
Puts
$7.7M
Net Calls
Net Calls Change

Top Sellers

1 -$76.4M
2 -$70M
3 -$34.4M
4
AC
Armistice Capital
New York
-$33.2M
5
UBS Group
UBS Group
Switzerland
-$32.8M
Name Holding Trade Value Shares
Change
Change in
Stake
201
$284K
202
$281K
203
$280K
204
$258K
205
$254K
206
$244K
207
$241K
208
$238K
209
$229K
210
$226K
211
$222K
212
$222K
213
$217K
214
$205K
215
$204K
216
$186K
217
$175K
218
$155K
219
$150K
220
$129K
221
$129K
222
$121K
223
$115K
224
$96.4K
225
$92K