Advanced Drainage Systems, Inc. WMS shares are trading higher on Tuesday after the company announced it had signed a definitive agreement to purchase the water management unit of Norma Group SE, known as National Diversified Sales (NDS), for approximately $1 billion in cash.When accounting for expected tax benefits, the net purchase price comes to about $875 million.Also Read: Stock Market Today: Nasdaq Futures Rise, S&P 500 Slips Amid Mixed Trade—Kenvue, Micron Tech, Nvidia In FocusThe deal, unanimously ap ...