Amplitude, INC Schedule 13G passive stakes

FMR LLC and Abigail P. Johnson have reported beneficial ownership of 5.8% of Amplitude Inc.'s Class A Common Stock as of June 30, 2026.

BlackRock, Inc. has filed an amended Schedule 13G, reporting beneficial ownership of 7.6% of Amplitude, Inc.'s Class A Stock as of June 30, 2026.

AllianceBernstein L.P. has filed an amended Schedule 13G, reporting beneficial ownership of 317,618 shares of Amplitude Inc. common stock, representing 0.3% of the class.

Vanguard Portfolio Management has reported beneficial ownership of 6,250,377 shares, representing 6% of Amplitude Inc.'s common stock, as of March 31, 2026.

Wellington Management Group LLP has reported a significant passive ownership stake in Amplitude, Inc., totaling over 11.1 million shares.

Wellington Management Group LLP has reported a significant passive ownership stake of 10.7% in Amplitude, Inc., totaling over 11 million shares.

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

The Vanguard Group has reported a beneficial ownership of 10.44% in Amplitude Inc., holding 10,825,568 shares of common stock as of December 31, 2025.

T. Rowe Price Investment Management, Inc. reported a 5.0% beneficial ownership stake in Amplitude Inc.'s Class A Common Stock as of September 30, 2025.

AllianceBernstein L.P. has reported a 5.9% beneficial ownership stake in Amplitude Inc.'s common stock, held for investment purposes.

GIC Private Ltd and its affiliates have reported a 4.8% beneficial ownership stake in Amplitude, Inc., primarily through convertible Class B common stock.

FMR LLC and Abigail P. Johnson have filed an amendment to their Schedule 13G, reporting a 3.3% beneficial ownership stake in Amplitude Inc. as of June 30, 2025.

Multiple Battery Ventures entities and their managing members have filed an Amendment No. 4 to Schedule 13G, updating their beneficial ownership of Amplitude, Inc.'s Class A Common Stock as of March 31, 2025.

FMR LLC and Abigail P. Johnson have filed an amended Schedule 13G, reporting a beneficial ownership of 7.6% in Amplitude Inc.'s Class A Common Stock as of March 31, 2025.