Gisele Bündchen has been radio silent since news broke about her third pregnancy—and the first one with her boyfriend Joaquim Valente. However, yesterday, the supermodel shared a sweet message on Instagram, and her growing baby bump made its official social media debut.

The supermodel shared photos of herself at a gala celebrating the 20th anniversary of "the largest shelter for women and children in America."

The expectant mom of three could be seen wearing a high-neck, tight black gown, accentuating her baby bump. She also included a video of herself on stage, watching a presentation with her back to the audience. Never miss a story — sign up for PEOPLE's ...

Pregnant Gisele Bündchen debuted her baby bump in style. While attending the Lotus House Gala on Saturday, November 9, Bündchen, 44, wore a fitted black, halter-neck gown that showcased her growing belly. She shared photos of her look in an Instagram post several days later.

Gisele Bündchen showed off her baby bump for the first time since news spread she's expecting her first child with boyfriend Joaquim Valente. In a new photo, posted to Instagram on Wednesday, November 13.

Gisele Bündchen, who is pregnant with her third baby and first with boyfriend Joaquim Valente, stepped out for a charity gala in Miami.