CATL's share in January-February was the same as in January, while BYD saw its share rise.
CATL and BYD remained the top two players in the global EV battery market in the first two months, with the former's share remaining stable and the latter rising.
In January and February, the total battery consumption of EVs registered in each country was about 75.2 GWh, up 39.0 percent from the previous year, according to data released today by South Korean market research firm SNE Research.
CATL's battery installed base in January-February was 25.5 GWh, up 34 percent from 19.0 GWh in the same period last year.
The Chinese battery giant continues to rank first with a 33.9 percent share, the only global battery maker with a share of more than 30 percent.
CATL's share in January-February was the same as in January, but down 1.2 percentage points from 35.1 percent a year ago.
CATL's batteries are in high demand in passenger cars, including Tesla Model 3, Model Y, SAIC's Mulan, NIO ET5 and the Chinese commercial vehicle market, and is expected to maintain its No. 1 position, SNE Research said.
BYD installed 13.7 GWh of power batteries in January-February, up 122.6 percent from 6.1 GWh in the same period last year.
The company ranked second with 18.2 percent market share in the first two months, up from 11.3 percent in the same period last year and up from 17.6 percent in January.
BYD is gaining traction in China's domestic market with its competitive pricing by establishing a vertically integrated supply chain management, including self-supply of batteries and vehicle manufacturing, SNE Research said.
LG Energy Solution saw a 51.9 percent year-on-year increase in power battery installed base of 10.0 GWh in January-February.
The South Korean company ranked third in the world with a 13.3 percent share, up from 12.2 percent a year earlier.
Japan's Panasonic ranked fourth with a 10.4 percent share, South Korea's SK On was fifth with 5.5 percent and Samsung SDI was sixth with 4.9 percent.
China's CALB, Gotion High-tech, Eve Energy and Sunwoda ranked seventh, eighth, ninth and tenth respectively, with shares of 3.4 percent, 2.0 percent, 1.8 percent and 1.4 percent respectively in January-February.
CATL's share in global EV battery market slips in Jan, BYD rises