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$PTCT

PTC Therapeutics, Inc.

XNAS•Health Care•Pharmaceutical Preparations

$70.52+0.00%+$0.0000Prev $70.52LIVE Full chart Live alerts
No recent price bars, the chart lights up when PTCT starts printing.

Why is PTCT up today? It is at $70.52 (+0.00%), and our scanner flagged it 45 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment PTCT spikes, and full due diligence on PTCT — key stats, earnings, dilution and insider activity. Free.

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Our scanner flagged $PTCT 45 times in the last 30 days. Create a free account to track $PTCT, build a watchlist, and get instant unusual-volume alerts, with a full day of premium now and 5 more when you verify your email, no card needed.

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Key Stats

Price & performance
Price
$70.52
Change today
+0.00%
Previous close
$70.52
52-week range
$48.27 – $90.87
Valuation & dividend
Market cap
$5.89B
Ownership & volume
Shares outstanding
83.5M
Live vendor count ↗
Insider ownership
5.3%
DEF 14A · 2026-04-20 ↗
Institutional own.
99.9%
Total held
100.0%
Short interest
10.6M
▲ +7% vs prior · as of 2026-07-31
Days to cover
7.5d
Avg daily volume
1.4M
Classification
Sector
Health Care
Industry
Pharmaceutical Preparations
Exchange
XNAS
Relative volumevs this time of day
5mthin
1.0x
15mthin
1.0x
1hthin
1.0x
1D
0.0x

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Why is $PTCT moving today?

Here is the latest on PTCT from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for PTCT today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.

Likely catalystBankruptcy filing, from an SEC filing. Read it →Latest filing4Insider trade (Form 4)Aug 19, 2026 · yesterday
Why is $PTCT moving? →▶ Replay the moveAuto-generated from live scanner data. Not investment advice.
Trading profile⚡ Ultra-low floatShortableEasy to borrowNo SSRBorrow via Alpaca · SSR from Reg SHO 201

$PTCT Sentiment

Bullish
Bearish78Bullish
📰 News: 2 bull · 0 bearToday: +0.0%👥 Community: 0 bull · 0 bear

Blend of news sentiment, today’s move, and community votes. Not investment advice.

$PTCT Activity

News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.

Alert· 18h ago 6.6× RVOL
PTCT hit 6.618x RVOL at 9:56 AM ET
at $72.86
Alert· 1d ago +0.3% vs EMA
PTCT 50EMA (1m) Trending · 107 bars · L4 · +0.30% above EMA · slope +0.34%
at $73.72
Alert· 1d ago +0.9% vs EMA
$PTCT near 200 EMA: +0.90% from 200 EMA at 2:50 PM ET
at $73.59
Alert· 1d ago 20.3× RVOL
PTCT hit 20.297x RVOL at 2:50 PM ET
at $73.59
Alert· 1d ago +1.39%
$PTCT moved +1.39% in 1 min (Level 1) at 2:49 PM ET
at $73.50
Alert· 1d ago -1.20%
$PTCT moved -1.20% in 1 min (Level 1) at 2:22 PM ET
at $73.14
Alert· 1d ago -1.20%
$PTCT moved -1.20% in 1 min (Level 1) at 1:24 PM ET
at $73.06
Alert· 1d ago +0.5% vs EMA
$PTCT near 200 EMA: +0.53% from 200 EMA at 1:24 PM ET
at $73.14
Alert· 1d ago 4.5× RVOL
PTCT hit 4.502x RVOL at 1:24 PM ET
at $73.14
Alert· 1d ago +1.18%
$PTCT moved +1.18% in 1 min (Level 1) at 9:13 AM ET
at $73.61
Alert· 2d ago 25.3× RVOL
PTCT hit 25.329x RVOL at 12:23 PM ET
at $72.82
Alert· 3d ago +0.7% vs EMA
PTCT 200EMA (5m) Trending · 59 bars · L3 · +0.73% above EMA · slope +0.13%
at $72.87
Alert· 3d ago +0.4% vs EMA
PTCT 50EMA (5m) Trending · 60 bars · L3 · +0.35% above EMA · slope +0.32%
at $72.87
Alert· 3d ago +0.5% vs EMA
PTCT 200EMA (1m) Trending · 114 bars · L4 · +0.51% above EMA · slope +0.09%
at $72.65
Alert· 3d ago -1.27%
$PTCT moved -1.27% in 1 min (Level 1) at 8:31 AM ET
at $71.61
Alert· 7d ago 2.0× RVOL
PTCT hit 2.000x RVOL at 10:27 AM ET
at $72.58
News· SEC EDGAR· 7d ago
PTC THERAPEUTICS, INC.: PTC to Expand Rare Disease Portfolio with Acquisition of BLA-Stage ST-920 Fabry Disease Program
Alert· 8d ago +1.37%
$PTCT moved +1.37% in 1 min (Level 1) at 4:16 PM ET
at $74.00
Alert· 8d ago 2.4× RVOL
PTCT hit 2.386x RVOL at 3:00 PM ET
at $72.72
Alert· 9d ago +0.3% vs EMA
$PTCT near 200 EMA: +0.29% from 200 EMA at 12:58 PM ET
at $73.88
Alert· 9d ago 10.1× RVOL
PTCT hit 10.057x RVOL at 12:58 PM ET
at $73.88
Alert· 9d ago 7.4× RVOL
PTCT hit 7.410x RVOL at 10:48 AM ET
at $72.99
Alert· 13d ago +1.4% vs EMA
PTCT 200EMA (5m) Trending · 79 bars · L3 · +1.36% above EMA · slope +0.49%
at $72.00
Alert· 13d ago -1.39%
$PTCT moved -1.39% in 1 min (Level 1) at 4:02 PM ET
at $72.00
Alert· 15d ago +0.1% vs EMA
$PTCT near 200 EMA: +0.09% from 200 EMA at 11:14 AM ET
at $69.55
Alert· 15d ago 7.1× RVOL
PTCT hit 7.139x RVOL at 11:14 AM ET
at $69.55
News· SEC EDGAR· 21d ago
PTC THERAPEUTICS, INC.: Q2 FY2026 results, three months to Jun 30, 2026
News· SEC EDGAR· 21d ago
PTC THERAPEUTICS, INC. filed an 8-K: Results of Operations, Executive / Board Change, Regulation FD Disclosure
News· The Motley Fool· 38d ago Bullish
What This PTC Therapeutics Insider Sale Means as Product Revenue Hit $226 Million
News· SEC EDGAR· 63d ago
PTC THERAPEUTICS, INC. filed an 8-K: Material Agreement, New Financial Obligation, Unregistered Share Sale, Other Material Event
News· Benzinga· 232d ago Neutral
What's Going On With Royalty Pharma Stock Wednesday?
News· Benzinga· 234d ago Neutral
Royalty Pharma Acquires Remaining Royalty Interest in Roche's Evrysdi for $240 Million and Potential Milestones
News· The Motley Fool· 349d ago Bullish
Here's Why Shares in PTC Therapeutics Soared This Week

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PTCT stock FAQ

Why is $PTCT moving today?

Here is the latest on PTCT from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for PTCT today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.

What is the PTCT stock price today?

PTCT last traded at $70.52, up 0.00% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).

Where can I see live PTCT alerts?

The PTCT Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged PTCT 45 times in the last 30 days.

What exchange is PTCT on?

PTCT (PTC Therapeutics, Inc.) trades on XNAS, with a market cap of about $5.89B in the PHARMACEUTICAL PREPARATIONS sector.

Is PTCT good for day trading?

That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge PTCT for yourself. This is not investment advice.

Live data from TheDesperateTrader scanner. Not investment advice.