AIG Inc's life insurance and retirement division Corebridge Financial Inc raised $1.68 billion on Wednesday in the biggest initial public offering (IPO) so far this year, braving market volatility and ending a seven-month lull in major listings.

Detroit-based InsurTech CoverTree has raised $10m in a seed funding round and launched a home insurance offering.

Insurance industry leaders RGAX, Securian Financial and Siriuspoint join existing investors HCS Capital and Westdale Properties and a Tier 1 Canadian bank to round out the $18M Series A funding for PolicyMe.