Bing, a film producer and financier, was pronounced dead on Monday. It was later revealed that he died by suicide.

Bing, who was 55, was romantically linked to a number of famous individuals, including actresses Elizabeth Hurley -- whom he shared 18-year-old son Damian with -- and Stone.

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Sharon Stone (left) and Steve Bing. (Getty)

Stone, 62, recently opened up to Extra about the loss, admitting that it's been tough.

“This is really hard. I had a really hard time with it. … He's a complicated person who I didn't think always made good decisions …" the "Basic Instinct" star said. "It's a tough one. It's a very tough one.”

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Hurley, 55, previously reacted to his death on Instagram on Tuesday.

An error occurred while retrieving the Instagram post. It might have been deleted.

"I am saddened beyond belief that my ex Steve is no longer with us. It is a terrible end," she wrote in the post, which contained several photos of herself and her former beau. "Our time together was very happy and I’m posting these pictures because although we went through some tough times, it’s the good, wonderful memories of a sweet, kind man that matter. In the past year we had become close again. We last spoke on our son’s 18th birthday."

She concluded: "This is devastating news and I thank everyone for their lovely messages."

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Bing also had a 21-year-old daughter, Kira, with former tennis pro Lisa Bonder.

If you or someone you know is having thoughts of suicide, please contact the National Suicide Prevention Lifeline at 1-800-273-TALK (8255).