best performance large mega cap between may 1999 and december 2015

Ovintiv (OVV) had the highest return between May 1, 1999 and December 31, 2015 by a US stock with a market cap of $10B+, returning 20,832,000%.

ASSET DATE % RETURN
Ovintiv (OVV)
5/1/1999 - 12/31/2015
20,832,000%
National Grid PLC ADR (NGG)
5/1/1999 - 12/31/2015
2,371,382.35%
Natwest (NWG)
5/1/1999 - 12/31/2015
929,100%
Ferguson (FERG)
5/1/1999 - 12/31/2015
453,017.71%
QXO (QXO)
5/1/1999 - 12/31/2015
87,584.29%
Monster Beverage (MNST)
5/1/1999 - 12/31/2015
44,713.36%
InterContinental Hotels Group PLC ADR (IHG)
5/1/1999 - 12/31/2015
25,934.59%
Cognizant Technology Solutions Corp Class A (CTSH)
5/1/1999 - 12/31/2015
12,704%
Netflix (NFLX)
5/1/1999 - 12/31/2015
9,791.04%
Altria (MO)
5/1/1999 - 12/31/2015
8,288.32%
Regeneron Pharmaceuticals (REGN)
5/1/1999 - 12/31/2015
8,094.29%
Gilead Sciences (GILD)
5/1/1999 - 12/31/2015
7,032.99%
Apple (AAPL)
5/1/1999 - 12/31/2015
6,769.84%
Deckers Outdoor (DECK)
5/1/1999 - 12/31/2015
5,424.37%
Tractor Supply (TSCO)
5/1/1999 - 12/31/2015
5,031.98%
Clean Harbors (CLH)
5/1/1999 - 12/31/2015
5,026.15%
NetEase (NTES)
5/1/1999 - 12/31/2015
4,971.65%
Ambev SA ADR (ABEV)
5/1/1999 - 12/31/2015
4,675.31%
Old Dominion Freight Line (ODFL)
5/1/1999 - 12/31/2015
3,887.64%
Novo Nordisk A-S (NVO)
5/1/1999 - 12/31/2015
3,625.74%
Biogen (BIIB)
5/1/1999 - 12/31/2015
3,539.79%
NVR (NVR)
5/1/1999 - 12/31/2015
3,296.38%
BlackRock (BLK)
5/1/1999 - 12/31/2015
3,079.09%
Trip Group Ltd ADR (TCOM)
5/1/1999 - 12/31/2015
3,043.51%
Flutter Entertainment (FLUT)
5/1/1999 - 12/31/2015
3,002.1%