Vanguard Personalized Indexing Management, LLC
Position in AMBA — Ambarella Inc
CIK 1767306
OAKLAND, CA
Position in AMBA
as of Jun 30, 2026
· filed Aug 11, 2026
Position Value
$462,376
+$196,740 QoQ
Shares Held
5,389
+4.4% QoQ
Ownership
0.012%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#190
of 335 holders
Holding Since
Dec 2024
6 quarters on record
Voting authority
Sole 77%
Shared 0%
None 23%
Common Shares in AMBA Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Jun 30, 2026Vanguard Personalized Indexing Management, LLC holds $367,467,736 across 25 Semiconductor Equipment & Materials names. AMBA ranks #23 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AMAT |
Applied Materials Inc /De
|
145,211 | $104,987,553 | |
| 2 | LRCX |
Lam Research Corp
|
231,375 | $100,261,728 | |
| 3 | KLAC |
Kla Corp
|
242,115 | $73,048,516 | |
| 4 | ASML |
Asml Holding NV
|
23,608 | $46,966,697 | |
| 5 | TER |
Teradyne, Inc
|
24,971 | $12,081,968 | |
| 6 | Q |
Qnity Electronics, Inc.
|
34,418 | $5,620,803 | |
| 7 | AMKR |
Amkor Technology, Inc.
|
37,534 | $3,236,556 | |
| 8 | NVMI |
Nova Ltd.
|
5,388 | $2,925,360 |
All Filings in AMBA
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $462,376 | 5,389 | Shares | Sole | 2026-08-11 | |
| 2026-03-31 | $265,636 | 5,160 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $320,692 | 4,527 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $374,393 | 4,537 | Shares | Sole | 2025-10-31 | |
| 2025-06-30 | $290,377 | 4,395 | Shares | Sole | 2025-07-25 | |
| 2024-12-31 | $218,583 | 3,005 | Shares | Sole | 2025-02-10 | |
| No filing history on record for this holder in this stock. | ||||||