 Shares in Aldeyra Therapeutics ALDX are climbing 10 in Tuesdays pre-market trading following a SEC filing showing that Joseph Edelmans Perceptive Advisors now holds a 19.1 in the company.According to the filing, Perceptive snapped up 3.2 million shares at an average price of 4.25 on Thursday, taking its indirect beneficial ownership to a total of 6,285,458 shares.The New York-based hedge fund firm has 5 billion under management, and was founded by Edelman in 1999 to focus on investing in biotech stocks. Edelman now has a net worth of 1.2 billion.Shares in Aldeyra are down 11 year-to-date, but analysts have a bullish Strong Buy consensus on the stock with 4 recent buy ratings. The average analyst price target stands at 27 470 upside potential. See ALDX stock analysis on TipRanksOn July 7, Aldeyra announced development plans for dry eye disease, which will include two pivotal studies focused on investigating RASP as an objective-sign endpoint for dry eye disease DED.Reproxalap, the companys lead clinical candidate, is a novel small molecule RASP inhibitor that covalently binds free aldehydes and diminishes excessive RASP levels.In addition to an increased likelihood of FDA approval, the development path could be expedited from the ability to demonstrate RASP in potentially smaller and shorter studies commented Oppenheimers Justin Kim following the announcement.He is now seeing with greater clarity reproxalaps potential to be on the market in 2022 and the shift in emphasis on catalysts for the stock as it approaches a potential first commercialization. Ahead of a richer and now nearer-term catalyst setup, we stay bullish the analyst concluded. He reiterated a buy rating on the stock and 15 price target 219 upside potential.Related News: Equillium Explodes 260 On Positive Covid-19 Results; India Approval Gilead Reveals Covid-19 Treatment Remdesivir Reduces Mortality Risk Moderna Inks Deal With Rovi To Supply Potential Covid-19 Vaccine Outside US More recent articles from Smarter Analyst: Pepsi Delivers Relatively Strong Q2; RBC Says One Of Top Large-Cap Ideas Microsoft To Spin-Off Xiaoice, Chinas Teenage Chatbot Mohawk Drops 5 In Extended Trading Amid Lawsuit For Improperly Boosting Sales, Margins Boeing Nabs 23B US Air Force Contract; First Fighter Jet Order Now In 