Closing prices for September 17, 2026
The series is stated in the current share scale after splits; dividends are not included in the price
| Date | Open | High | Low | Close | Volume, shares |
|---|---|---|---|---|---|
| September 17, 2026 | 608.02 | 608.71 | 601.12 | 601.98 | 236,987 |
| September 16, 2026 | 602.51 | 605.34 | 596.71 | 601.10 | 310,500 |
| September 15, 2026 | 597.17 | 602.52 | 593.35 | 598.51 | 300,700 |
| September 14, 2026 | 596.60 | 599.99 |
Based on reports through December 31, 2025
Teledyne assembles niche instruments and sensors — thermal imagers, undersea equipment, defence and space electronics.
The portfolio is deliberately fragmented: dozens of products in markets too small to attract a large competitor yet big enough to sustain high prices. Such devices are designed into other people's systems for years, and certification makes changing supplier expensive and slow.
Growth comes from acquiring similar niche manufacturers: the company buys them and raises their efficiency without merging them into a single structure. Defence and space orders provide stability, industrial instruments provide the cycle. Risks: defence budgets, acquisition prices and the industrial cycle. The company pays no dividend.
Address:1049 CAMINO DOS RIOS, THOUSAND OAKS, CA, 91360, US
| 182m |
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| NNNextNav Inc. | 14.95 | +225.70 % | 46m |
| DRSLeonardo DRS, Inc. | 37.02 | −18.90 % | 33m |
| CODACoda Octopus Group, Inc. | 10.79 | +74.70 % | 931,138 |
| 590.42 |
| 597.11 |
| 239,000 |
| September 11, 2026 | 603.88 | 608.55 | 598.59 | 603.79 | 243,000 |
| September 10, 2026 | 593.40 | 605.57 | 590.10 | 596.50 | 260,600 |
| September 09, 2026 | 603.98 | 611.46 | 594.20 | 595.23 | 284,900 |
| September 08, 2026 | 609.63 | 610.83 | 604.69 | 605.08 | 207,000 |
| September 04, 2026 | 607.57 | 611.42 | 606.04 | 610.65 | 151,900 |
| September 03, 2026 | 607.77 | 609.12 | 598.29 | 607.87 | 175,100 |
| September 02, 2026 | 612.00 | 614.99 | 606.11 | 606.36 | 214,500 |
| September 01, 2026 | 610.73 | 615.40 | 605.74 | 610.51 | 199,500 |
| August 31, 2026 | 621.41 | 624.00 | 612.81 | 612.95 | 329,900 |
| August 28, 2026 | 627.27 | 627.27 | 617.17 | 621.96 | 187,000 |
| August 27, 2026 | 631.95 | 632.09 | 624.31 | 626.50 | 277,100 |
| August 26, 2026 | 629.31 | 639.03 | 629.31 | 633.56 | 238,900 |
| August 25, 2026 | 631.46 | 633.54 | 625.14 | 626.90 | 186,100 |
| August 24, 2026 | 636.25 | 636.43 | 619.08 | 625.21 | 226,700 |
| August 21, 2026 | 636.19 | 639.84 | 629.27 | 636.15 | 362,100 |
| August 20, 2026 | 643.95 | 646.09 | 630.60 | 633.95 | 310,700 |