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PTCT correlations (PTC Therapeutics, Inc.)

Every correlation that matters for PTCT: the assets it tracks, the ones that offset it, and where it sits among 4756 US stocks and ETFs.

Data as of 2026-08-27 · refreshed every trading day · US Listed

Volatility (ann.)

52.5%

3y weekly

Beta vs S&P 500

1.25

3y weekly

1-year return

+44.3%

price, adjusted

5-year return

+70.4%

price, adjusted

Market cap

$6.0B

latest

Max drawdown

-56.8%

3y, daily closes

PTCT over the last 12 months, weekly closes indexed to 100 at the start.

Stocks and ETFs most correlated with PTCT

Asset		Correlation (3Y)
XBI	SPDR S&P Biotech ETF	0.57
IBB	iShares Biotechnology ETF	0.50
BMEZ	BlackRock Health Sciences Term Trust	0.45
HIX	Western Asset High Income Fund II Inc.	0.44
HQL	abrdn Life Sciences Investors Shares of Beneficial Interest	0.43

If the goal is offsetting PTCT, these tracked assets have historically moved the most on their own terms.

Asset		Correlation (3Y)
VXX	iPath Series B S&P 500 VIX Short-Term Futures ETN	-0.34
VXZ	iPath Series B S&P 500 VIX Mid-Term Futures ETN	-0.33
FNGD	MicroSectors FANG Index -3X Inverse Leveraged ETNs due	-0.28

Free API · no key required

$ curl https://www.pairbook.io/api/v1/symbols/ptct.json

Correlations, diversifiers, beta and volatility for PTCT, plus one endpoint per pair. API documentation.

ETF		PTCT weight
IBB	iShares Biotechnology ETF	0.4%
IWM	iShares Russell 2000 ETF	0.19%