Position in HWM
as of Mar 31, 2026
· filed May 11, 2026
Position Value
$527,683,570
+$72,718,563 QoQ
Shares Held
2,289,697
+3.2% QoQ
Ownership
0.572%
of shares outstanding
% of Portfolio
2.22%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2025
5 quarters on record
Voting authority
Sole 72%
Shared 0%
None 28%
Common Shares in HWM Over Time
Shares Held
Position Value (USD)
Position in Aerospace & Defense
Industrials · as of Mar 31, 2026WESTFIELD CAPITAL MANAGEMENT CO LP holds $2,226,765,652 across 9 Aerospace & Defense names. HWM ranks #2 (23.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | FTAI |
FTAI Aviation Ltd.
|
2,848,227 | $697,815,615 | |
| 2 | HWM |
Howmet Aerospace Inc.
This page
|
2,289,697 | $527,683,570 | |
| 3 | AXON |
Axon Enterprise, Inc.
|
1,064,134 | $451,927,068 | |
| 4 | RKLB |
Rocket Lab Corp
|
3,172,611 | $203,745,078 | |
| 5 | KTOS |
Kratos Defense & Security Solutions, Inc.
|
1,563,146 | $110,217,424 | |
| 6 | WWD |
Woodward, Inc.
|
272,185 | $97,420,455 | |
| 7 | KRMN |
Karman Holdings Inc.
|
964,305 | $77,192,615 | |
| 8 | PL |
Planet Labs PBC
|
1,637,041 | $45,755,295 |
All Filings in HWM
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $527,683,570 | 2,289,697 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $454,965,007 | 2,219,125 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $393,922,502 | 2,007,453 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $356,616,704 | 1,915,955 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $147,251,204 | 1,135,059 | Shares | Sole | 2025-05-09 | |
| No filing history on record for this holder in this stock. | ||||||