After-Hours Stock Movers:

Chewy (NYSE: CHWY) 14% LOWER; reported Q4 revenue of $2.39 billion, missing the Wall Street consensus of $2.42 billion.

Geron Corporation (Nasdaq: GERN) 14% LOWER; intends to offer and sell shares of its common stock, although no size was given.

Vir Biotechnology, Inc. (NASDAQ: VIR) 12% HIGHER; will replace Matador Resources in the S&P SmallCap 600.

lululemon (NASDAQ: LULU) 8% HIGHER; reported Q4 EPS of $3.37, beating the consensus of $3.27. Revenue for the quarter rose 23% to $2.1 billion versus the consensus estimate of $2.13 billion. The company also raised its financial guidance.

Northwest Natural Holding (NYSE: NWN) 6% LOWER; to offer 2,500,000 shares of common stock.

Micron Technology (NASDAQ: MU) 5% HIGHER; reported second-quarter earnings per share of $2.14, versus the consensus of $1.97. Revenue was $7.79 billion versus the consensus of $7.53 billion. The company also issued higher-than-expected guidance.

Sportsmans Warehouse (NASDAQ: SPWH) 4% LOWER; reported Q4 EPS of $0.49, $0.03 better than the analyst estimate of $0.46. Revenue for the quarter came in at $416.3 million versus the consensus estimate of $407.01 million.

UDR, Inc. (NYSE: UDR) 2% LOWER; to offer 7 million shares of common stock in connection with a forward sale agreement.

Hess Midstream LP (NYSE: HESM) 1% LOWER; to offer 7 million shares representing limited partner interests in HESM by a subsidiary of Hess Corporation and an affiliate of Global Infrastructure Partners.