Orca Security, with $550 million, leads 6-figure investment rounds closed in October.

In October, Israeli companies raised a record $3 billion, a total that includes 10 six-figure investments. 

Topping the list is Orca Security, which raised $550 million in an extended Series C round led by Temasek, an investment company headquartered in Singapore. The round boosted its valuation 50 percent in just seven months to $1.8 billion.

Based in Tel Aviv and Los Angeles, Orca Security — a 2021 Gartner Cool Vendor — provides cloud security solutions.