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Biggest short-interest movers, October 19, 2026: Wolfspeed leads the builds, Meliá Hotels International tops Europe

By ORTEX News · Edited by , Editor, ORTEX NewsUpdated 5 min readdata as of 19 Oct 2026, 00:00

Produced automatically from ORTEX data and published under the ORTEX News editorial standards set by Peter Hillerberg, Editor, ORTEX News. How we publish

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ORTEX chart of WOLF share price and short interest (% of free float), three months to October 19, 2026
ORTEX data as of 19 Oct 2026, 00:00

US

Short sellers added most to Wolfspeed (WOLF): short interest rose 4.2 points in a session to 86.8% of free float, against a one-year high of 100.7%, while the stock lost 13.9% over the week.

The largest cover was in COMPASS Pathways (CMPS), where short interest fell 1.9 points to 16.8%, while the stock lost 3.6% over the week.

Across the 2172 US stocks above $1B we track, short interest rose in 1361 and fell in 792.

Biggest short-interest builds: US

CompanyTickerSI % free float1-day change1-week changeDays to coverCost to borrow
Wolfspeed, Inc.WOLF86.8%+4.2 pts-2.1 pts5.81.94%
Applied Aerospace & Defense, Inc.AADX15.4%+2.6 pts+2.5 pts3.00.98%
Guardian Pharmacy Services, Inc.GRDN11.8%+1.9 pts+1.4 pts5.60.46%
Blue Bird CorporationBLBD16.6%+1.5 pts+2.2 pts9.00.50%
Five9, Inc.FIVN14.3%+1.2 pts+0.87 pts4.90.50%
Netskope, Inc.NTSK9.7%+1.2 pts+0.58 pts3.00.48%
Oruka Therapeutics, Inc.ORKA14.0%+1.1 pts+0.62 pts7.80.47%
CoreWeave, Inc.CRWV22.2%+1.1 pts+3.1 pts1.70.45%
USA TODAY Co., Inc.TDAY28.4%+1.0 pts+3.5 pts10.90.49%
Lumen Technologies, Inc.LUMN7.6%+0.93 pts+0.73 pts4.90.43%

Biggest short-interest covers: US

CompanyTickerSI % free float1-day change1-week changeDays to coverCost to borrow
COMPASS Pathways plcCMPS16.8%-1.9 pts+0.49 pts6.50.57%
Chewy, Inc.CHWY89.7%-1.8 pts+2.5 pts3.30.40%
CRISPR Therapeutics AGCRSP18.7%-1.8 pts+0.21 pts11.30.56%
Alamar Biosciences, Inc.ALMR8.5%-1.8 pts+0.87 pts4.81.56%
BullishBLSH16.5%-1.5 pts-0.73 pts7.30.92%
Sarepta Therapeutics, Inc.SRPT23.0%-1.5 pts-0.99 pts7.40.42%
Absci CorporationABSI23.6%-1.4 pts+0.69 pts9.20.53%
Strive, Inc.ASST24.7%-1.2 pts-2.4 pts2.21.18%
Cipher Digital Inc.CIFR22.4%-1.2 pts+0.27 pts1.80.53%
10x Genomics, Inc.TXG8.9%-1.2 pts-1.3 pts2.50.40%

Europe

Short sellers added most to Meliá Hotels International (MEL): short interest rose 1.2 points in a session to 1.4% of free float, against a one-year high of 5.8%, and is up 1.2 points on the week.

The largest cover was in PPI Public Property Invest (PUBLI), where short interest fell 1.1 points to 0.4%, while the stock gained 4.1% over the week.

Across the 1055 European stocks above $1B we track, short interest rose in 364 and fell in 378.

Biggest short-interest builds: Europe

CompanyTickerSI % free float1-day change1-week changeDays to coverCost to borrow
Meliá Hotels International, S.A.MEL1.4%+1.2 pts+1.2 pts6.10.76%
Hacksaw AB (publ)HACK13.2%+0.83 pts+1.3 pts8.21.30%
Avanza Bank Holding AB (publ)AZA7.3%+0.74 pts+0.92 pts25.70.71%
Crédit Agricole S.A.ACA2.7%+0.74 pts+1.00 pts4.31.46%
Moltiply Group S.p.A.MOL3.7%+0.74 pts+1.8 pts5.01.02%
LANXESS AktiengesellschaftLXS6.2%+0.51 pts+0.00 pts9.81.23%
Redcare Pharmacy NVRDC8.6%+0.50 pts+0.35 pts15.39.44%
Okeanis Eco Tankers Corp.OET4.4%+0.47 pts+2.3 pts8.31.83%
Idorsia LtdIDIA10.6%+0.47 pts+0.71 pts16.41.31%
Unipol Assicurazioni S.p.A.UNI3.0%+0.45 pts+0.77 pts6.90.84%

Biggest short-interest covers: Europe

CompanyTickerSI % free float1-day change1-week changeDays to coverCost to borrow
PPI Public Property Invest AB (publ)PUBLI0.4%-1.1 pts+0.09 pts1.03.37%
Solaria Energía y Medio Ambiente, S.A.SLR10.0%-0.91 pts+0.17 pts6.00.65%
Renault SARNO18.7%-0.89 pts+0.38 pts19.90.78%
B&M European Value Retail plcBME6.7%-0.53 pts-0.09 pts12.80.62%
CTS Eventim AG & Co. KGaAEVD4.7%-0.50 pts-0.70 pts7.80.68%
Whitbread plcWTB6.8%-0.48 pts-1.1 pts15.20.54%
Spire Healthcare Group plcSPI6.6%-0.46 pts-0.46 pts5.60.57%
Ocado Group plcOCDO18.1%-0.45 pts-1.7 pts28.70.72%
Traton SE8TRA4.8%-0.43 pts-0.47 pts16.54.82%
J D Wetherspoon plcJDW8.7%-0.39 pts-2.2 pts18.91.32%

Stocks in this article

How this article was generated

Generated
20 Oct 2026, 12:37
Data as of
19 Oct 2026, 00:00
Prompt version
roundup-v1
Data sources
Short interestCost to borrow

ORTEX Market Intelligence content is generated by AI from a snapshot of ORTEX's proprietary data and reviewed by the ORTEX team. Content is informational only and does not constitute investment advice.