Position in ALAB
as of Mar 31, 2026
· filed May 11, 2026
Position Value
$94,268,384
+$61,779,275 QoQ
Shares Held
860,113
+340.4% QoQ
Ownership
0.502%
of shares outstanding
% of Portfolio
0.40%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
5 quarters on record
Voting authority
Sole 87.56070423304845.ToString("F0")%
Shared 0.ToString("F0")%
None 12.43929576695155.ToString("F0")%
Common Shares in ALAB Over Time
Shares Held
Position Value (USD)
Position in Semiconductors
Technology · as of Mar 31, 2026WESTFIELD CAPITAL MANAGEMENT CO LP holds $2,326,120,523 across 14 Semiconductors names. ALAB ranks #6 (4.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NVDA |
Nvidia Corp
|
6,317,039 | $1,101,691,601 | |
| 2 | AVGO |
Broadcom Inc.
|
1,236,925 | $382,840,656 | |
| 3 | TSM |
Taiwan Semiconductor Manufacturing Co Ltd
|
493,504 | $166,779,676 | |
| 4 | MRVL |
Marvell Technology, Inc.
|
1,673,381 | $165,748,388 | |
| 5 | SMTC |
Semtech Corp
|
1,280,594 | $98,464,872 | |
| 6 | ALAB |
Astera Labs, Inc.
This page
|
860,113 | $94,268,384 | |
| 7 | CRDO |
Credo Technology Group Holding Ltd
|
926,219 | $86,944,177 | |
| 8 | MCHP |
Microchip Technology Inc
|
970,295 | $62,690,759 |
All Filings in ALAB
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $94,268,384 | 860,113 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $32,489,109 | 195,294 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $37,713,821 | 192,614 | Shares | Sole | 2025-11-12 | |
| 2025-03-31 | $27,870,663 | 467,080 | Shares | Sole | 2025-05-09 | |
| 2024-09-30 | $52,048,521 | 993,482 | Shares | Sole | 2024-11-12 | |
| No filing history on record for this holder in this stock. | ||||||