Anti-cancer antibody developer IGM has filed to raise up to $100m, weeks after securing $102m in a Haldor Topsøe-backed series C round.

Osage University Partners-backed Satsuma has filed for an $86.3m initial public offering that will fund phase 3 trials of its migraine candidate.

GlaxoSmithKline and Pfizer are in line for exits after oncology drug developer SpringWorks filed to float on the Nasdaq Global Market.

Shin Nippon spinoff Satsuma has filed for an $86.3m initial public offering that will fund phase 3 trials of its migraine candidate.

The digital gifting platform, which counts KDDI as its largest investor, expects to raise approximately $51.7m when it floats in Tokyo.

The Alphabet, Baidu, Microsoft and Qualcomm-backed hosting services provider has filed to raise $100m in its IPO, five months after raising money at a reported $3.2bn valuation.

Tokyo Stock Exchange has approved an initial public offering for enterprise communication platform Chatwork that will enable GMO Venture Partners to exit.

SoftBank-backed workspace provider We Company has filed for an initial public offering in which it reportedly expects to raise up to $4bn.

Last year there was a peak in number of IPOs of corporate-backed emerging business, while the first half of 2019 hosted some much-awaited flotations like those of Uber, Lyft and Slack. We look at the broader picture for corporate-backed companies going public.