Biggest short-interest movers, November 12, 2026: Dropbox leads the builds, Sopra Steria tops Europe

US

Short sellers added most to Dropbox (DBX): short interest rose 4.8 points in a session to 25.8% of free float, against a one-year high of 26.6%, and is up 6.3 points on the week, while the stock lost 6.3% over the week.

The largest cover was in Accelevation (ACCV), where short interest fell 2.4 points to 14.1%, while the stock gained 22.8% over the week.

Across the 2171 US stocks above $1B we track, short interest rose in 1421 and fell in 733.

Biggest short-interest builds: US

Company	Ticker	SI % free float	1-day change	1-week change	Days to cover	Cost to borrow
Dropbox, Inc.	DBX	25.8%	+4.8 pts	+6.3 pts	6.3	0.43%
Kontoor Brands, Inc.	KTB	14.7%	+4.1 pts	+1.6 pts	8.7	0.44%
Klaviyo, Inc.	KVYO	16.8%	+3.1 pts	+1.5 pts	4.1	0.50%
James Hardie Industries plc	JHX	6.3%	+2.4 pts	+2.2 pts	2.5	0.59%
Kailera Therapeutics, Inc.	KLRA	14.0%	+2.4 pts	+1.1 pts	8.5	0.97%
Graco Inc.	GGG	5.2%	+1.5 pts	+1.8 pts	3.9	0.48%
BKV Corporation	BKV	35.6%	+1.4 pts	-5.5 pts	5.7	0.52%
Zions Bancorporation, National Association	ZION	6.5%	+1.4 pts	+1.2 pts	5.4	0.43%
ReNew Energy Global Plc	RNW	4.4%	+1.4 pts	+1.7 pts	1.8	0.48%
Viper Energy, Inc.	VNOM	8.4%	+1.4 pts	+2.3 pts	6.8	0.46%

Biggest short-interest covers: US

Company	Ticker	SI % free float	1-day change	1-week change	Days to cover	Cost to borrow
Accelevation Holdings Corp.	ACCV	14.1%	-2.4 pts	+3.6 pts	2.8	3.14%
Rollins, Inc.	ROL	10.3%	-2.0 pts	+1.5 pts	4.4	0.53%
Columbia Financial, Inc.	CLBK	10.0%	-1.5 pts	+0.46 pts	8.3	0.53%
PC Connection, Inc.	CNXN	5.9%	-1.3 pts	+0.72 pts	3.5	0.43%
Sonoco Products Company	SON	12.1%	-1.2 pts	+1.2 pts	7.9	0.55%
Delek US Holdings, Inc.	DK	13.5%	-1.1 pts	+2.1 pts	5.1	0.44%
Matador Resources Company	MTDR	13.8%	-0.98 pts	+0.89 pts	9.3	0.49%
First Advantage Corporation	FA	8.7%	-0.82 pts	-0.94 pts	3.7	0.40%
Spectrum Brands Holdings, Inc.	SPB	21.0%	-0.77 pts	-1.6 pts	10.9	0.49%
Legend Biotech Corporation	LEGN	12.8%	-0.74 pts	-5.3 pts	4.7	0.68%

Europe

Short sellers added most to Sopra Steria (SOP): short interest rose 0.75 points in a session to 3.5% of free float, against a one-year high of 7.8%.

The largest cover was in Danieli & C. Officine Meccaniche (DAN), where short interest fell 1.0 points to 4.7%, while the stock gained 6.6% over the week.

Across the 1074 European stocks above $1B we track, short interest rose in 378 and fell in 388.

OVH was also among the biggest builds in the previous edition.

Biggest short-interest builds: Europe

Company	Ticker	SI % free float	1-day change	1-week change	Days to cover	Cost to borrow
Sopra Steria Group SA	SOP	3.5%	+0.75 pts	+0.75 pts	11.9	0.64%
PUMA SE	PUM	7.6%	+0.74 pts	-0.12 pts	11.0	0.76%
Glanbia plc	GL9	1.4%	+0.72 pts	+1.2 pts	6.2	0.35%
OVH Groupe S.A.	OVH	5.2%	+0.57 pts	+4.3 pts	4.5	1.68%
Ocado Group plc	OCDO	19.3%	+0.56 pts	+0.32 pts	36.7	0.62%
Embracer Group AB (publ)	EMBRAC B	12.6%	+0.56 pts	+0.51 pts	25.9	0.95%
Bank of Ireland Group plc	BIRG	0.5%	+0.49 pts	+0.49 pts	2.4	0.32%
Airtel Africa Plc	AAF	4.9%	+0.49 pts	+0.71 pts	11.1	0.70%
Hanza AB (publ)	HANZA	2.7%	+0.49 pts	+0.24 pts	4.6	0.88%
Hacksaw AB (publ)	HACK	16.2%	+0.47 pts	+0.83 pts	14.9	1.26%

Biggest short-interest covers: Europe

Company	Ticker	SI % free float	1-day change	1-week change	Days to cover	Cost to borrow
Danieli & C. Officine Meccaniche S.p.A.	DAN	4.7%	-1.0 pts	-1.3 pts	5.8	1.56%
Kering SA	KER	1.1%	-0.74 pts	-1.0 pts	1.7	0.75%
Persimmon Plc	PSN	8.6%	-0.67 pts	-1.2 pts	13.6	0.58%
Rio Tinto Group	RIO	0.1%	-0.51 pts	-0.51 pts	0.2	0.65%
Rémy Cointreau SA	RCO	16.3%	-0.48 pts	-2.2 pts	37.9	1.34%
Ambu A/S	AMBU B	7.3%	-0.41 pts	-3.1 pts	15.7	0.83%
Vusion S.A.	VU	12.8%	-0.38 pts	-1.5 pts	19.3	20.07%
AUTO1 Group SE	AG1	18.8%	-0.36 pts	-2.1 pts	46.4	1.22%
Volvo Car AB (publ.)	VOLCAR B	21.3%	-0.34 pts	-1.1 pts	11.7	7.07%
Interparfums SA	ITP	2.3%	-0.33 pts	+0.13 pts	8.0	0.81%