Question 1

How many shares of AMZN does WESTFIELD CAPITAL MANAGEMENT CO LP own?

Accepted Answer

As of 2026-Q1, WESTFIELD CAPITAL MANAGEMENT CO LP holds 2.3M shares of AMZN (AMAZON COM INC).

Question 2

What is WESTFIELD CAPITAL MANAGEMENT CO LP's AMZN position worth?

Accepted Answer

As of 2026-Q1, WESTFIELD CAPITAL MANAGEMENT CO LP's AMZN position is worth $474.8M.

Question 3

Is WESTFIELD CAPITAL MANAGEMENT CO LP buying or selling AMZN?

Accepted Answer

In 2026-Q1, WESTFIELD CAPITAL MANAGEMENT CO LP decreased their AMZN position (-2.2% change in shares).

Question 4

When did WESTFIELD CAPITAL MANAGEMENT CO LP first buy AMZN?

Accepted Answer

Based on available 13F filings, WESTFIELD CAPITAL MANAGEMENT CO LP first reported a position in AMZN in 2026-Q1. They have held the position across 30 quarters.