Skip to main content

WESTFIELD CAPITAL MANAGEMENT CO LP

Position in MSFT — Microsoft Corp

CIK 1177719 BOSTON, MA

Position in MSFT

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$527,559,947
-$83,040,280 QoQ
Shares Held
1,414,294
-14.3% QoQ
Ownership
0.019%
of shares outstanding
% of Portfolio
1.73%
of 13F equity value
Holder Rank
#302
of 6,194 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 76% Shared 0% None 24%

Common Shares in MSFT Over Time

Shares Held

Position Value (USD)

Position in Software - Infrastructure

Technology · as of Jun 30, 2026

WESTFIELD CAPITAL MANAGEMENT CO LP holds $1,560,354,849 across 12 Software - Infrastructure names. MSFT ranks #1 (33.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MSFT
Microsoft Corp
This page
1,414,294 $527,559,947

All Filings in MSFT

Export CSV
26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $527,559,947 1,414,294
2026-03-31 $610,600,227 1,649,513
2025-12-31 $784,053,932 1,621,219
2025-09-30 $883,226,986 1,705,236
2025-06-30 $874,160,271 1,757,424
2025-03-31 $687,943,843 1,832,611
2024-12-31 $789,389,836 1,872,811
2024-09-30 $823,762,447 1,914,391
2024-06-30 $825,354,407 1,846,637
2024-03-31 $640,727,109 1,522,930
2023-12-31 $585,828,579 1,557,889
2023-09-30 $423,905,742 1,342,536
2023-06-30 $470,537,399 1,381,739
2023-03-31 $402,817,372 1,397,216
2022-12-31 $366,508,032 1,528,263
2022-09-30 $323,400,980 1,388,583
2022-06-30 $360,433,681 1,403,394
2022-03-31 $449,456,476 1,457,807
2021-12-31 $533,843,426 1,587,308
2021-09-30 $479,652,767 1,701,379
2021-06-30 $456,467,041 1,685,002
2021-03-31 $408,645,051 1,733,236
2020-12-31 $434,883,813 1,955,237
2020-09-30 $451,656,332 2,147,370
2020-06-30 $455,281,582 2,237,146
2020-03-31 $355,116,237 2,251,704