RHUMBLINE ADVISERS
Top Portfolio Positions
3,471 positions ·
$113,674,413,224 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| NVDA |
Nvidia Corp
Technology
|
42,003,171 | $7,325,353,022 | 6.44% | |
| AAPL |
Apple Inc.
Technology
|
25,818,857 | $6,552,567,718 | 5.76% | |
| MSFT |
Microsoft Corp
Technology
|
12,999,925 | $4,812,182,237 | 4.23% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
16,587,340 | $3,454,645,301 | 3.04% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
10,138,654 | $2,915,471,344 | 2.56% | |
| AVGO |
Broadcom Inc.
Technology
|
8,207,022 | $2,540,155,379 | 2.23% | |
| META |
Meta Platforms, Inc.
Communication Services
|
3,836,760 | $2,195,125,498 | 1.93% | |
| TSLA |
Tesla, Inc.
Consumer Cyclical
|
4,844,884 | $1,801,085,627 | 1.58% | |
| BRK-B |
Berkshire Hathaway Inc
Financial Services
|
2,848,515 | $1,365,008,388 | 1.20% | |
| JPM |
Jpmorgan Chase & Co
Financial Services
|
4,613,123 | $1,356,996,261 | 1.19% |
Portfolio Trend
25 quarters · across all stocks
Holdings in AMPX
Shares Held
Position Value (USD)
12 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $2,227,087 | 132,093 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $987,465 | 125,154 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $1,367,505 | 129,991 | Shares | Sole | 2025-11-06 | |
| 2025-06-30 | $518,924 | 123,260 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $42,049 | 15,690 | Shares | Sole | 2025-05-29 | |
| 2024-12-31 | $27,269 | 9,739 | Shares | Sole | 2025-05-29 | |
| 2024-09-30 | $7,233 | 6,517 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $9,740 | 7,670 | Shares | Sole | 2024-08-01 | |
| 2024-03-31 | $13,888 | 5,241 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $28,264 | 5,343 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $25,325 | 5,343 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $33,559 | 4,674 | Shares | Sole | 2023-08-08 | |
| No 13F history on record for this holder in this stock. | ||||||