Position in APH
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$2,121,290
-$133,791 QoQ
Shares Held
16,789
+0.6% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.75%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
22 quarters on record
Voting authority
Sole 0.6075406516171303.ToString("F0")%
Shared 0.ToString("F0")%
None 99.39245934838287.ToString("F0")%
Common Shares in APH Over Time
Shares Held
Position Value (USD)
Position in Electronic Components
Technology · as of Mar 31, 2026Round Rock Advisors LLC holds $6,034,709 across 6 Electronic Components names. APH ranks #1 (35.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | APH |
Amphenol Corp /De/
This page
|
16,789 | $2,121,290 | |
| 2 | CPSH |
Cps Technologies Corp/De/
|
435,522 | $1,628,852 | |
| 3 | ALNT |
Allient Inc
|
22,264 | $1,315,579 | |
| 4 | PLXS |
Plexus Corp
|
2,202 | $445,993 | |
| 5 | OSIS |
Osi Systems Inc
|
1,243 | $330,028 | |
| 6 | LPTH |
Lightpath Technologies Inc
|
19,239 | $192,967 |
All Filings in APH
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $2,121,290 | 16,789 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $2,255,081 | 16,687 | Shares | Sole | 2026-04-07 | |
| 2025-09-30 | $2,061,303 | 16,657 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $1,664,628 | 16,857 | Shares | Sole | 2025-08-06 | |
| 2025-03-31 | $1,107,618 | 16,887 | Shares | Sole | 2025-04-30 | |
| 2024-12-31 | $1,170,718 | 16,857 | Shares | Sole | 2025-01-24 | |
| 2024-09-30 | $1,110,000 | 17,035 | Shares | Sole | 2024-11-04 | |
| 2024-06-30 | $1,147,647 | 17,035 | Shares | Sole | 2024-08-02 | |
| 2024-03-31 | $491,275 | 8,518 | Shares | Sole | 2024-04-24 | |
| 2023-12-31 | $422,194 | 8,518 | Shares | Sole | 2024-01-29 | |
| 2023-09-30 | $357,671 | 8,517 | Shares | Sole | 2023-10-16 | |
| 2023-06-30 | $361,759 | 8,517 | Shares | Sole | 2023-07-20 | |
| 2023-03-31 | $404,963 | 9,911 | Shares | Sole | 2023-05-02 | |
| 2022-12-31 | $377,311 | 9,911 | Shares | Sole | 2023-01-19 | |
| 2022-09-30 | $338,583 | 10,113 | Shares | Sole | 2022-10-20 | |
| 2022-06-30 | $331,267 | 10,291 | Shares | Sole | 2022-07-22 | |
| 2022-03-31 | $387,713 | 10,291 | Shares | Sole | 2022-04-28 | |
| 2021-12-31 | $450,025 | 10,291 | Shares | Sole | 2022-01-20 | |
| 2021-09-30 | $379,368 | 10,361 | Shares | Sole | 2021-10-25 | |
| 2021-06-30 | $368,080 | 10,761 | Shares | Sole | 2021-08-05 | |
| 2021-03-31 | $364,418 | 11,048 | Shares | Sole | 2021-04-26 | |
| 2020-12-31 | $178,435 | 5,458 | Shares | Sole | 2021-02-19 | |
| No filing history on record for this holder in this stock. | ||||||