Warner is the home of artists such as Cardi B and Ed Sheeran, and holds the lucrative back catalogues from the likes of Madonna.
However, Tuesday's offering - the biggest of the year, according to Renaissance Capital - reflects how streaming music has revived an industry and also comes amid a decisive upswing in the broader stock market.
But the British singer, who has always been signed to WMG's Parlophone label, claimed in a post on Instagram that she was "not a Warner's artist" but those signed to its labels should be challenging owner Leonard Blavatnik's ties to U.S. President Donald Trump, who has been heavily criticised over his response to the protests.
The company is riding the streaming wave, a major revenue source for record companies and publishers even as artists complain of measly royalties.
With companies and investors unable to meet in person due to the COVID-19 outbreak, Warner Music is the latest company to complete its IPO through a virtual roadshow, the process by which management meets with potential investors in an IPO to rustle up interest. A new release by Grammy victor Dua Lipa helped streaming music revenues at the label surge 12 percent in April.
Warner Music reported net income of $ 258 million in fiscal year 2019 on revenue of $ 4.48 billion, as recorded music generated $ 3.84 billion, or 86 percent of total revenue.
The company emerged in the 1960s as part of the Warner Bros. studios and was sold by Time Warner to private owners in 2004.
In 1963 the company acquired Reprise Records, a label founded by Frank Sinatra who desired more control over his music. Warner is the first of the labels to announce a donation, and as of yet, there has been no word from Universal Music Group and Sony Music.
And now, during Warner Music's second day on the public market since 2011, investors are continuing to rally behind the stock.
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