Position in TDY
as of Mar 31, 2026
· filed Apr 30, 2026
Position Value
$204,493
-$7,653 QoQ
Shares Held
338
-6.6% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2022
5 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in TDY Over Time
Shares Held
Position Value (USD)
Position in Scientific & Technical Instruments
Technology · as of Jun 30, 2026Main Street Research LLC holds $40,620,505 across 2 Scientific & Technical Instruments names.
All Filings in TDY
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $204,493 | 338 | Shares | Sole | 2026-04-30 | |
| 2025-09-30 | $212,146 | 362 | Shares | Sole | 2025-11-13 | |
| 2023-12-31 | $200,830 | 450 | Shares | Sole | 2024-01-30 | |
| 2023-03-31 | $201,312 | 450 | Shares | Sole | 2023-05-01 | |
| 2022-03-31 | $212,683 | 450 | Shares | Sole | 2022-05-05 | |
| No filing history on record for this holder in this stock. | ||||||