#1 Deal
Basepaws
Basepaws offers at-home DNA test kits for cats using a cheek swab sample.
*Net worth: Celebrity Net Worth, May 2026. Third-party estimates vary and change over time.
#1 Deal
Basepaws offers at-home DNA test kits for cats using a cheek swab sample.
#2 Deal
Wicked Good Cupcakes bakes cupcakes layered in mason jars, making them easy to ship…
GrooveBook is a mobile app subscription that prints photos from a user's phone into a…
#4 Deal
Lovepop makes intricate 3D pop-up greeting cards using sculptural paper engineering…
#5 Deal
Buggy Beds is a bed bug detection product that uses small glue traps placed around a bed…
Simply Fit Board is a curved balance board used for twisting, core-focused workouts.
Bottle Breacher makes bottle openers crafted from real .50 caliber bullet casings, often…
#8 Deal
LARQ makes reusable water bottles with a cap that uses UV-C light to help purify water and…
Sharks Kevin most often teams up with on multi-Shark deals.
Lori Greiner25 deals together
Robert Herjavec23 deals together
Mark Cuban16 deals together
Daymond John11 deals togetherPer-Shark amounts split multi-Shark deals evenly where exact splits weren't disclosed. Deals are as agreed on air.

Kevin O'Leary's net worth is estimated at $150 million (Celebrity Net Worth, May 2026). Estimates vary by source and change over time.
The most widely told version is that Barbara Corcoran sarcastically called him "Mr. Wonderful" during Season 1 after a tough offer, and he embraced it. Wikipedia notes he had already referred to himself that way in a 2006 Dragons' Den casting video, and he has given different explanations over the years.
Yes. He is one of the returning permanent Sharks for Season 18 in 2026 and has been on the show since Season 1.
Mainly through educational software: his company SoftKey acquired The Learning Company, which Mattel bought in 1999. He later built investment businesses including O'Leary Funds and O'Shares ETFs.
Yes. He was born in Montreal, Quebec, and was an investor on the Canadian show Dragons' Den before Shark Tank.
Our database lists 147 on-air deals by Kevin O'Leary across 18 seasons, totaling about $34,043,333.33 in announced investment.
Top-ranked Kevin O'Leary deals on our list include Basepaws, Wicked Good Cupcakes and GrooveBook.
Kevin O'Leary invests most often in Home & Lifestyle companies on Shark Tank.
Photo: Philip Romano, CC BY-SA 4.0, via Wikimedia Commons