In a research note published last week, Kostin updated that study to look at the track records of more recent spinoffs, completed over the past two years.
"However, while 11 of the 20 spinoffs completed during 2022 outperformed the S & P 500 since transaction completion, only six of the spinoffs outperformed their parent entities."
The largest completed deal in 2022 was General Electric' s spin off of GE HealthCare , a $26 billion business.
The next largest completed deal last year was Intel's spinoff of Mobileye , which wrapped up on Oct. 26, 2022 .
In 2021, the value of the completed spinoffs hit $112 billion, and included Dell's spinoff of VMWare , the largest deal at $57 billion.