Exponent INC Schedule 13G passive stakes

Kayne Anderson Rudnick Investment Management, LLC has increased its beneficial ownership in Exponent Inc. to 7.9% as of March 31, 2026.

Vanguard Capital Management has filed a Schedule 13G reporting a 5.25% beneficial ownership stake in Exponent Inc.

Vanguard Portfolio Management has reported beneficial ownership of 2,990,195 shares, representing 6.07% of Exponent Inc.'s common stock as of March 31, 2026.

The Vanguard Group has filed an amended Schedule 13G, reporting 0% beneficial ownership in Exponent Inc following an internal realignment.

Conestoga Capital Advisors reported a 5.06% beneficial ownership stake in Exponent Inc. common stock as of December 31, 2025, filed as an amendment to its Schedule 13G.

Conestoga Capital Advisors has filed an amended Schedule 13G, reporting a passive beneficial ownership of 5.87% in Exponent Inc. as of December 31, 2024.