On Tuesday, January 19, the three major indexes of u.s. stocks rose, with the Nasdaq up 1.53%, the Dow up 0.38% and the s & p 500 up 0.81%.
The number of innovative high stocks rebounded overall, the semiconductor, software and information technology sectors were strong, and the biotechnology and medical pharmaceutical sectors as a whole rose high.

$Gevo, Inc. (GEVO.US) $Up 72.34%, its co-founder Francis Arnold was appointed as a key member of President-elect Joe Biden's scientific team. Gevo CEO Patrick Gruber (Patrick Gruber) said in a press release: "this appointment is well deserved. Arnold won the Nobel Prize in chemistry, and Gevo benefits from the excellent work on enzymes developed by Professor Arnold, which is vital to our technology. "

In addition, Noble Capital (Noble Capital) raised its stock price target to $8.25 from $5 on the 19th, while analyst Poe Fratt maintained its "outperform" rating.

Fratt said he thought Arnold, who is about to give a speech at the Nobel Congress, would highlight "significant progress" in Gevo's Net-Zero 1 project in South Dakota, where the company's financial risk had been mitigated as the company had raised cash.

As a company, Gevo aims to convert plant-based carbohydrates into low-carbon fuels, harvesting crops such as corn and converting them into conventional fuels, which will greatly reduce carbon emissions. Unlike the electric vehicle revolution, Gevo technology has the potential to significantly reduce emissions from existing vehicles.

$EHang Holdings Limited (EH.US) $Up 53.48%, Wall Street analysts believe that the passenger-class autopilot developed by EHang will be the future of transportation. The company was founded in December 2014 and is the first company to commercialize passenger-class autopilot AAV (Autonomous Aerial Vehicle) in China. At this stage, Yihang has been selected to promote China and even the global passenger level AAV agenda company. Yihang mainly focuses on the development of self-driving taxis, self-driving logistics aircraft, air ambulances and fire drones.

Affected by the epidemic, EHang is commercializing urban air traffic UAM (Urban Air Mobility) around the world at a crazy pace, prompting many governments to start legislating UAM. In the past few months, the UAM industry has continued to heat up.

Although EHang and a few companies have continued to focus on their UAM commercialization process, many operators have shelved related projects because of the epidemic. For example, one of the companies hardest hit by the crisis$Boeing Co (BA.US) $Forced to stop developing NeXt AAV to save cash$UBER TECHNOLOGIES INC (UBER.US) $The sale of its Uber Elevate division to Joby Aviation; Airbus has not yet released any information about the CityAirbus division. All of this news is positive for EHang, and competition for EHang will continue to decrease in the coming years.

After the United States Land Administration finally approved Lithium's Thacker Pass project in Nevada,$Lithium Americas Corp. (LAC.US) $Soared by 30.64%. Earlier, the company announced plans to sell an unspecified number of common shares to the public. The company did not list any planned uses for raising funds, but the stock has soared 187% in the past month.

$Coherent (COHR.US) $Up 29.65%. Earlier on the 19th$Lumentum Holdings (LITE.US) $Announced the acquisition of Coherent in a cash and stock deal worth $5.7B. Lumentum said the merger would expand the penetration of its multibillion-dollar laser and photonics market beyond communications and 3D sensing. Richard Shannon, an analyst at Craig-Hallum, said Lumentum was expected to raise LITE's shares to a "substantially" higher level as Coherent expanded and diversified over time.

$BlackBerry (BB.US) $It rose 25.5%, the best weekly record for share prices in 20 years.

BlackBerry settled the patent royalty dispute with Facebook Inc. After rising only 1% in 2020, the stock has risen 59% in the past few days and 86% in 2021 so far, making it one of the hottest stocks in the new year. Compared with an average of about 21.5 million shares, about 110.9 million shares were traded on the 19th, compared with 153.9 million shares on Friday. Last week, the Globe and Mail reported that BlackBerry had sold 90 patents to Huawei in December as part of BlackBerry's effort to uninstall patents, which accounted for only a fraction of BlackBerry's 38000 patents but covered major advances in smartphone technology.

$Tencent Music (TME.US) $Up 20.98%.

$PUBMATIC, INC. (PUBM.US) $Up 20.66%. KeyBanc raised estimates and price targets for Internet advertising-related companies, pointing out that good news for the industry will continue into the fourth quarter of 2021.

$PUBMATIC, INC. (PUBM.US) $Aims to revolutionize Internet advertising through a cloud infrastructure that handles advertising and allows customers to understand their return on investment. Data is a key part of PubMatic's business, and the company says it can handle "tens of billions of ad displays and bids from nearly trillions of advertisers" every day, allowing advertisers and publishers to know whether advertising is effective.

PubMatic's main competitors are$MAGNITE INC (MGNI.US) $Its share price has almost quadrupled in the past three months.

China online marketing and data solution provider$iClick Interactive Asia Group Limited (ICLK.US) $Up 17.90%

$CEVA (CEVA.US) $Up 17.30%, the company specializes in digital signal processors or DSP for sensor fusion, computer vision, artificial intelligence and other applications. Its IP has been licensed by companies that compete in a number of markets, including mobile, consumer, industrial, automotive, robotics and the Internet of things.

$Niu Technologies (NIU.US) $Up 16.90%.

Tuesday's closing price hit a new high for US stocks