Sociology graduate Addi Nunnelly proudly holds up her diploma cover after walking across the stage on Saturday afternoon during a commencement ceremony for graduates of the College of Arts and Sciences at the Mark Twain Athletic Center. (Photos by Derik Holtmann)

Family and friends flocked to the Mark Twain Athletic Center on Saturday to celebrate with the more than 900 students who earned degrees this fall at the University of Missouri–St. Louis.

UMSL held three ceremonies throughout the day to honor its newest graduates, and photographer Derik Holtmann was on hand to capture displays of triumph and jubilation.

Director of Graduate Business Programs Francesca Ferrari and Associate Dean Ekin Pellegrini help prep DBA graduate Tonya Rivers for a photo before the ceremony for graduates of the College of Business Administration and College of Nursing.

Student marshal Brett Paubel carries a banner while leading graduates of the College of Business Administration into Saturday morning’s ceremony. Paubel earned his degree in accounting and has a job lined up with PwC.

Chancellor Kristin Sobolik smiles at people in the audience as she makes her way toward the commencement stage at the start of Saturday’s ceremony.

Supporters filled the stands at the Mark Twain Athletic Center.

Undergraduate student Daniel Pollien sings the national anthem at the start of Saturday morning’s ceremony.

Nursing graduate Alanna Lam records herself during the ceremony.

Rebecca Boyer, an alum of the College of Business Administration and chief financial officer for ACME Group Holding Company, delivers her commencement address to graduates of the College of Business Administration and the College of Nursing.

A graduate wears a mortar board decorated with the words “It’s been a long time coming.”

Accounting graduate Gregory Harmon shakes hands with Chancellor Kristin Sobolik as he crosses the commencement stage.

Austin Davis, the assistant director of enrollment communication, smiles at Provost and Vice Chancellor for Academic Affairs Steven J. Berberich as he walks across the stage on Saturday afternoon. Davis earned his master’s degree in communication.

Family members stand to take pictures of the commencement stage from their seats in upper section of the Mark Twain Athletic Center.

Friends and family members hold up pictures of their graduate as she walks across the commencement stage.

New graduates move their tassels from the right to the left near the end of Saturday’s ceremony.

A family member holds up a sign that reads “Proud of you” as someone else snaps a photo.

Ryan Manley, an information systems and technology major and the vice president of Triton Vets, gets a huge in the lobby of the Mark Twain Athletic Center after Saturday morning’s commencement ceremony.

Rain doesn’t stop a new graduate from taking photos with family members and friends outside the Mark Twain Athletic Center after the ceremony.

Biochemistry and biotechnology graduate Jay King holds flowers as she takes photos outside with friends on Saturday afternoon.

View more photos from commencement by visiting the UMSL Flickr and Instagram accounts.