Position in TDY
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$272,439,318
+$21,366,824 QoQ
Shares Held
408,516
-1.6% QoQ
Ownership
0.881%
of shares outstanding
% of Portfolio
0.30%
of 13F equity value
Holder Rank
#22
of 885 holders
Holding Since
Mar 2020
26 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, 2026SEI INVESTMENTS CO holds $764,985,584 across 17 Scientific & Technical Instruments names. TDY ranks #1 (35.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TDY |
Teledyne Technologies Inc
This page
|
408,516 | $272,439,318 | |
| 2 | KEYS |
Keysight Technologies, Inc.
|
267,489 | $93,639,872 | |
| 3 | NOVT |
Novanta Inc
|
507,534 | $82,342,315 | |
| 4 | GRMN |
Garmin Ltd
|
329,777 | $78,335,228 | |
| 5 | ST |
Sensata Technologies Holding plc
|
907,155 | $43,307,578 | |
| 6 | COHR |
Coherent Corp.
|
94,038 | $37,095,169 | |
| 7 | CGNX |
Cognex Corp
|
423,763 | $30,688,915 | |
| 8 | ESE |
Esco Technologies Inc
|
87,158 | $30,508,786 |
All Filings in TDY
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $272,439,318 | 408,516 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $251,072,494 | 414,989 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 | $204,663,300 | 400,727 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $234,717,224 | 400,514 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $196,326,924 | 383,219 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $187,752,138 | 377,232 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $177,814,235 | 383,113 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $159,173,440 | 363,692 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $142,687,403 | 367,770 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $151,191,906 | 352,166 | Shares | Sole | 2024-05-07 | |
| 2023-12-31 | $153,993,256 | 345,052 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $122,585,439 | 300,028 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $90,990,564 | 221,329 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $101,802,135 | 227,562 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $69,851,079 | 174,667 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $75,147,481 | 222,679 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $82,338,519 | 219,505 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $70,732,860 | 149,658 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $61,207,414 | 140,098 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $66,721,935 | 155,319 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $28,111,030 | 67,118 | Shares | Sole | 2021-08-06 | |
| 2021-03-31 | $24,201,006 | 58,506 | Shares | Sole | 2021-05-12 | |
| 2020-12-31 | $22,157,060 | 56,526 | Shares | Sole | 2021-02-08 | |
| 2020-09-30 | $16,115,719 | 51,951 | Shares | Sole | 2020-12-04 | |
| 2020-06-30 | $13,605,927 | 43,756 | Shares | Sole | 2020-08-17 | |
| 2020-03-31 | $13,381,608 | 45,015 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||