Position in APH
as of Jun 30, 2026
· filed Jul 29, 2026
Position Value
$54,432,805
+$54,432,805 QoQ
Shares Held
617,432
+2.5% QoQ
Ownership
0.025%
of shares outstanding
% of Portfolio
2.96%
of 13F equity value
Holder Rank
#51
of 1,000 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in APH Over Time
Shares Held
Position Value (USD)
Position in Electronic Components
Technology · as of Jun 30, 2026Main Street Research LLC holds $155,087,039 across 2 Electronic Components names. APH ranks #2 (35.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GLW |
Corning Inc /Ny
|
394,058 | $100,654,234 | |
| 2 | APH |
Amphenol Corp /De/
This page
|
617,432 | $54,432,805 |
All Filings in APH
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4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $54,432,805 | 308,716 | Shares | Sole | 2026-07-29 | |
| 2026-03-31 | — | 301,043 | Shares | Sole | 2026-04-30 | |
| 2025-12-31 | — | 295,357 | Shares | Sole | 2026-02-09 | |
| 2025-09-30 | — | 297,311 | Shares | Sole | 2025-11-13 | |
| No filing history on record for this holder in this stock. | ||||||