Recent Analyst Stock Rating News
The Best Trading Research Platform
For Retail Investors and Professional Trades Alike.Get Started for Free
Thomas Diffely is an analyst at DA Davidson. Analyst ratings are quantitative and qualitative analysis of a stock by Wall Street stock rating analysts. Stock ratings consist of expected future growth, current stock valuation and macroeconomic trends. Updated 03/26/2025
| Buy Now | Get Alert | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 12/12/2024 | PLAB | Buy Now | Photronics | $21.56 | 62.34% | Thomas Diffely68% | $32 → $35 | Maintains | Buy | Get Alert |
| 11/15/2024 | KLIC | Buy Now | Kulicke & Soffa Indus | $36.68 | 63.58% | Thomas Diffely68% | $65 → $60 | Maintains | Buy | Get Alert |
| 10/29/2024 | AMKR | Buy Now | Amkor Tech | $19.66 | 83.11% | Thomas Diffely68% | $40 → $36 | Maintains | Buy | Get Alert |
| 09/26/2024 | ICHR | Buy Now | Ichor Hldgs | $27.38 | 82.62% | Thomas Diffely68% | → $50 | Initiates | → Buy | Get Alert |
| 08/28/2024 | PDFS | Buy Now | PDF Solutions | $20.41 | 105.78% | Thomas Diffely68% | $42 → $42 | Maintains | Buy | Get Alert |
| 07/15/2024 | ACLS | Buy Now | Axcelis Technologies | $55.95 | 212.79% | Thomas Diffely68% | $150 → $175 | Maintains | Buy | Get Alert |
| 05/28/2024 | PDFS | Buy Now | PDF Solutions | $20.41 | 105.78% | Thomas Diffely68% | $40 → $42 | Maintains | Buy | Get Alert |
| 05/03/2024 | ACLS | Buy Now | Axcelis Technologies | $55.95 | 168.11% | Thomas Diffely68% | $175 → $150 | Maintains | Buy | Get Alert |
| 04/30/2024 | AMKR | Buy Now | Amkor Tech | $19.66 | 103.46% | Thomas Diffely68% | $35 → $40 | Maintains | Buy | Get Alert |
| 02/16/2024 | PDFS | Buy Now | PDF Solutions | $20.41 | 95.98% | Thomas Diffely68% | $42 → $40 | Maintains | Buy | Get Alert |
| 11/02/2023 | ACLS | Buy Now | Axcelis Technologies | $55.95 | 212.79% | Thomas Diffely68% | $225 → $175 | Maintains | Buy | Get Alert |
| 10/25/2023 | PDFS | Buy Now | PDF Solutions | $20.41 | 105.78% | Thomas Diffely68% | $48 → $42 | Maintains | Buy | Get Alert |
| 08/09/2023 | PDFS | Buy Now | PDF Solutions | $20.41 | 135.18% | Thomas Diffely68% | $45 → $48 | Maintains | Buy | Get Alert |
| 08/01/2023 | AMKR | Buy Now | Amkor Tech | $19.66 | 83.11% | Thomas Diffely68% | $32 → $36 | Maintains | Buy | Get Alert |
| 05/10/2023 | PDFS | Buy Now | PDF Solutions | $20.41 | 120.48% | Thomas Diffely68% | $40 → $45 | Maintains | Buy | Get Alert |
| 05/02/2023 | AMKR | Buy Now | Amkor Tech | $19.66 | 62.77% | Thomas Diffely68% | $35 → $32 | Maintains | Buy | Get Alert |
| 03/16/2023 | LIDR | Buy Now | AEye | $0.65 | 53.85% | Thomas Diffely68% | $150 → $30 | Downgrade | Buy → Neutral | Get Alert |
| 02/10/2023 | ONTO | Buy Now | Onto Innovation | $138.76 | -31.54% | Thomas Diffely68% | $90 → $95 | Maintains | Buy | Get Alert |
| 01/11/2023 | ACLS | Buy Now | Axcelis Technologies | $55.95 | 87.67% | Thomas Diffely68% | $88 → $105 | Maintains | Buy | Get Alert |
| 10/20/2022 | LRCX | Buy Now | Lam Research | $77.82 | 381.88% | Thomas Diffely68% | $40 → $37.5 | Maintains | Neutral | Get Alert |
| 10/17/2022 | FORM | Buy Now | FormFactor | $31.40 | 27.39% | Thomas Diffely68% | $45 → $40 | Maintains | Buy | Get Alert |
| 10/17/2022 | KLIC | Buy Now | Kulicke & Soffa Indus | $36.68 | 49.95% | Thomas Diffely68% | $70 → $55 | Maintains | Buy | Get Alert |
| 08/31/2022 | PLAB | Buy Now | Photronics | $21.56 | 29.87% | Thomas Diffely68% | $30 → $28 | Maintains | Buy | Get Alert |
| 08/19/2022 | AMAT | Buy Now | Applied Mat | $153.20 | 1.17% | Thomas Diffely68% | $170 → $155 | Maintains | Buy | Get Alert |
| 07/27/2022 | TER | Buy Now | Teradyne | $89.96 | 33.39% | Thomas Diffely68% | $145 → $120 | Maintains | Buy | Get Alert |
| 06/30/2022 | AMKR | Buy Now | Amkor Tech | $19.66 | 52.59% | Thomas Diffely68% | → $30 | Initiates | → Buy | Get Alert |
| 05/26/2022 | PLAB | Buy Now | Photronics | $21.56 | 39.15% | Thomas Diffely68% | $26 → $30 | Maintains | Buy | Get Alert |
| 05/20/2022 | AMAT | Buy Now | Applied Mat | $153.20 | 10.97% | Thomas Diffely68% | $185 → $170 | Maintains | Buy | Get Alert |
| 05/16/2022 | LIDR | Buy Now | AEye | $0.65 | 1746.15% | Thomas Diffely68% | $450 → $360 | Maintains | Buy | Get Alert |
| 11/11/2021 | LIDR | Buy Now | AEye | $0.65 | 2207.69% | Thomas Diffely68% | → $450 | Initiates | → Buy | Get Alert |
| 11/05/2021 | NPTN | Buy Now | NeoPhotonics | — | — | Thomas Diffely68% | $15 → $16 | Downgrade | Buy → Neutral | Get Alert |
| 10/07/2021 | TER | Buy Now | Teradyne | $89.96 | 55.62% | Thomas Diffely68% | $135 → $140 | Upgrade | Neutral → Buy | Get Alert |
| 06/10/2021 | NBA | Buy Now | New Beginnings Acq | — | — | Thomas Diffely68% | → $20 | Initiates | → Buy | Get Alert |
| 06/04/2021 | FORM | Buy Now | FormFactor | $31.40 | — | Thomas Diffely68% | — | Upgrade | Neutral → Buy | Get Alert |
| 04/07/2021 | AMAT | Buy Now | Applied Mat | $153.20 | 7.7% | Thomas Diffely68% | $145 → $165 | Maintains | Buy | Get Alert |
| 04/01/2021 | ONTO | Buy Now | Onto Innovation | $138.76 | -42.35% | Thomas Diffely68% | $75 → $80 | Maintains | Buy | Get Alert |
| 03/09/2021 | NPTN | Buy Now | NeoPhotonics | — | — | Thomas Diffely68% | $11 → $15 | Upgrade | Neutral → Buy | Get Alert |
| 02/17/2021 | IPGP | Buy Now | IPG Photonics | $66.41 | 351.74% | Thomas Diffely68% | $210 → $300 | Maintains | Buy | Get Alert |
| 02/10/2021 | IIVI | Buy Now | II-VI | — | — | Thomas Diffely68% | $60 → $115 | Maintains | Buy | Get Alert |
| 01/29/2021 | TER | Buy Now | Teradyne | $89.96 | 50.07% | Thomas Diffely68% | $155 → $135 | Maintains | Neutral | Get Alert |
| 01/26/2021 | FORM | Buy Now | FormFactor | $31.40 | 59.24% | Thomas Diffely68% | $36 → $50 | Downgrade | Buy → Neutral | Get Alert |
| 01/26/2021 | AMAT | Buy Now | Applied Mat | $153.20 | — | Thomas Diffely68% | — | Upgrade | Neutral → Buy | Get Alert |
| 10/22/2020 | TER | Buy Now | Teradyne | $89.96 | 11.16% | Thomas Diffely68% | $90 → $100 | Maintains | Neutral | Get Alert |
| 06/23/2020 | ICHR | Buy Now | Ichor Hldgs | $27.38 | 27.83% | Thomas Diffely68% | → $35 | Upgrade | Neutral → Buy | Get Alert |
| 06/18/2020 | MKSI | Buy Now | MKS Instruments | $90.21 | 66.28% | Thomas Diffely68% | → $150 | Upgrade | Neutral → Buy | Get Alert |
| 06/01/2020 | FORM | Buy Now | FormFactor | $31.40 | -4.46% | Thomas Diffely68% | $25 → $30 | Upgrade | Neutral → Buy | Get Alert |
| 04/02/2020 | MKSI | Buy Now | MKS Instruments | $90.21 | -5.78% | Thomas Diffely68% | → $85 | Downgrade | Buy → Neutral | Get Alert |
| 04/02/2020 | FORM | Buy Now | FormFactor | $31.40 | -33.12% | Thomas Diffely68% | $31 → $21 | Downgrade | Buy → Neutral | Get Alert |
| 04/02/2020 | ACLS | Buy Now | Axcelis Technologies | $55.95 | — | Thomas Diffely68% | — | Downgrade | Buy → Neutral | Get Alert |
| 04/02/2020 | AMAT | Buy Now | Applied Mat | $153.20 | — | Thomas Diffely68% | — | Downgrade | Buy → Neutral | Get Alert |
| 01/24/2020 | TER | Buy Now | Teradyne | $89.96 | -19.96% | Thomas Diffely68% | $60 → $72 | Maintains | Neutral | Get Alert |
| 12/13/2019 | FORM | Buy Now | FormFactor | $31.40 | -10.83% | Thomas Diffely68% | $25 → $28 | Reiterates | → Buy | Get Alert |
| 12/05/2019 | ACLS | Buy Now | Axcelis Technologies | $55.95 | -46.38% | Thomas Diffely68% | → $30 | Initiates | → Buy | Get Alert |
| 11/21/2019 | KLIC | Buy Now | Kulicke & Soffa Indus | $36.68 | — | Thomas Diffely68% | — | Upgrade | Neutral → Buy | Get Alert |
| 11/15/2019 | AMAT | Buy Now | Applied Mat | $153.20 | -64.1% | Thomas Diffely68% | $45 → $55 | Maintains | Neutral | Get Alert |
| 10/24/2019 | ICHR | Buy Now | Ichor Hldgs | $27.38 | — | Thomas Diffely68% | — | Upgrade | Neutral → Buy | Get Alert |
| 07/08/2019 | KLIC | Buy Now | Kulicke & Soffa Indus | $36.68 | -29.12% | Thomas Diffely68% | $30 → $26 | Downgrade | Buy → Neutral | Get Alert |
| 07/08/2019 | ICHR | Buy Now | Ichor Hldgs | $27.38 | -8.69% | Thomas Diffely68% | $32 → $25 | Downgrade | Buy → Neutral | Get Alert |
| 07/08/2019 | AMAT | Buy Now | Applied Mat | $153.20 | -70.63% | Thomas Diffely68% | $55 → $45 | Downgrade | Buy → Neutral | Get Alert |
| 03/08/2019 | ICHR | Buy Now | Ichor Hldgs | $27.38 | 9.57% | Thomas Diffely68% | → $30 | Initiates | → Buy | Get Alert |
| 05/08/2018 | XCRA | Buy Now | Xcerra | — | — | Thomas Diffely68% | — | Downgrade | Buy → Neutral | Get Alert |
| 04/26/2018 | TER | Buy Now | Teradyne | $89.96 | — | Thomas Diffely68% | — | Downgrade | Buy → Neutral | Get Alert |
| 04/05/2018 | CDNS | Buy Now | Cadence Design Sys | $268.91 | — | Thomas Diffely68% | — | Upgrade | Neutral → Buy | Get Alert |
| 03/15/2018 | IIVI | Buy Now | II-VI | — | — | Thomas Diffely68% | → $55 | Initiates | → Buy | Get Alert |
| 02/23/2018 | XCRA | Buy Now | Xcerra | — | — | Thomas Diffely68% | — | Upgrade | Neutral → Buy | Get Alert |
| 11/15/2017 | KLIC | Buy Now | Kulicke & Soffa Indus | $36.68 | -4.58% | Thomas Diffely68% | $25 → $35 | Maintains | Buy | Get Alert |
| 05/04/2017 | QRVO | Buy Now | Qorvo | $75.63 | — | Thomas Diffely68% | — | Downgrade | Buy → Neutral | Get Alert |
| 04/25/2017 | CDNS | Buy Now | Cadence Design Sys | $268.91 | — | Thomas Diffely68% | — | Downgrade | Buy → Neutral | Get Alert |
| 04/11/2017 | XCRA | Buy Now | Xcerra | — | — | Thomas Diffely68% | $12 → $10.25 | Downgrade | Buy → Neutral | Get Alert |
| 10/10/2016 | CDNS | Buy Now | Cadence Design Sys | $268.91 | — | Thomas Diffely68% | — | Upgrade | Neutral → Buy | Get Alert |
| 04/06/2016 | AMAT | Buy Now | Applied Mat | $153.20 | — | Thomas Diffely68% | — | Downgrade | Buy → Neutral | Get Alert |
| 04/06/2016 | CDNS | Buy Now | Cadence Design Sys | $268.91 | — | Thomas Diffely68% | — | Downgrade | Buy → Neutral | Get Alert |
| 09/21/2015 | IPGP | Buy Now | IPG Photonics | $66.41 | 65.64% | Thomas Diffely68% | → $110 | Initiates | → Buy | Get Alert |
| 04/13/2015 | CDNS | Buy Now | Cadence Design Sys | $268.91 | -92.56% | Thomas Diffely68% | → $20 | Downgrade | Buy → Neutral | Get Alert |
| 04/10/2015 | CDNS | Buy Now | Cadence Design Sys | $268.91 | — | Thomas Diffely68% | — | Downgrade | Buy → Neutral | Get Alert |
| 03/16/2015 | QRVO | Buy Now | Qorvo | $75.63 | 32.22% | Thomas Diffely68% | $70 → $100 | Upgrade | Neutral → Buy | Get Alert |
| 10/29/2014 | IPGP | Buy Now | IPG Photonics | $66.41 | 29.5% | Thomas Diffely68% | $83 → $86 | Maintains | Buy | Get Alert |
| 10/21/2014 | CDNS | Buy Now | Cadence Design Sys | $268.91 | -92.56% | Thomas Diffely68% | $21 → $20 | Maintains | Buy | Get Alert |
| 10/09/2014 | IIVI | Buy Now | II-VI | — | — | Thomas Diffely68% | → $16 | Upgrade | Neutral → Buy | Get Alert |
| 04/16/2014 | CDNS | Buy Now | Cadence Design Sys | $268.91 | -93.31% | Thomas Diffely68% | $17 → $18 | Maintains | Buy | Get Alert |
| 02/13/2014 | AMAT | Buy Now | Applied Mat | $153.20 | -86.29% | Thomas Diffely68% | $20 → $21 | Maintains | Buy | Get Alert |
| 02/11/2014 | PLAB | Buy Now | Photronics | $21.56 | -53.62% | Thomas Diffely68% | $11 → $10 | Maintains | Buy | Get Alert |
| 01/31/2014 | MKSI | Buy Now | MKS Instruments | $90.21 | -58.98% | Thomas Diffely68% | $35 → $37 | Maintains | Buy | Get Alert |
| 01/30/2014 | CDNS | Buy Now | Cadence Design Sys | $268.91 | -93.68% | Thomas Diffely68% | $16 → $17 | Maintains | Buy | Get Alert |
| 01/21/2014 | TER | Buy Now | Teradyne, Inc. | $89.96 | -72.21% | Thomas Diffely68% | $22 → $25 | Maintains | Buy | Get Alert |
| 12/13/2013 | IPGP | Buy Now | IPG Photonics | $66.41 | 24.98% | Thomas Diffely68% | $75 → $83 | Maintains | Buy | Get Alert |
| 11/15/2013 | AMAT | Buy Now | Applied Mat | $153.20 | -86.95% | Thomas Diffely68% | → $20 | Maintains | Buy | Get Alert |
| 09/12/2013 | CDNS | Buy Now | Cadence Design Sys | $268.91 | -94.05% | Thomas Diffely68% | → $16 | Upgrade | Neutral → Buy | Get Alert |
| 09/12/2013 | CDNS | Buy Now | Cadence Design Sys | $268.91 | -94.05% | Thomas Diffely68% | → $16 | Upgrade | Neutral → Buy | Get Alert |
| 08/16/2013 | AMAT | Buy Now | Applied Mat | $153.20 | -88.25% | Thomas Diffely68% | $15 → $18 | Upgrade | Neutral → Buy | Get Alert |
| 05/17/2013 | AMAT | Buy Now | Applied Mat | $153.20 | — | Thomas Diffely68% | — | Downgrade | Buy → Neutral | Get Alert |
| 03/12/2013 | CDNS | Buy Now | Cadence Design Sys | $268.91 | -94.42% | Thomas Diffely68% | $17 → $15 | Downgrade | Buy → Neutral | Get Alert |
| 02/14/2013 | AMAT | Buy Now | Applied Mat | $153.20 | -88.9% | Thomas Diffely68% | $16 → $17 | Maintains | Buy | Get Alert |
| 02/11/2013 | AMAT | Buy Now | Applied Mat | $153.20 | -89.56% | Thomas Diffely68% | $15 → $16 | Maintains | Buy | Get Alert |
| 01/31/2013 | CDNS | Buy Now | Cadence Design Sys | $268.91 | -93.68% | Thomas Diffely68% | $15 → $17 | Maintains | Buy | Get Alert |
| 11/13/2012 | AMAT | Buy Now | Applied Mat | $153.20 | -90.21% | Thomas Diffely68% | $17 → $15 | Maintains | Buy | Get Alert |
| 11/02/2012 | FORM | Buy Now | FormFactor | $31.40 | -68.15% | Thomas Diffely68% | $12 → $10 | Maintains | Buy | Get Alert |
| 10/23/2012 | MKSI | Buy Now | MKS Instruments | $90.21 | -55.66% | Thomas Diffely68% | $35 → $40 | Maintains | Buy | Get Alert |
| 07/05/2012 | TER | Buy Now | Teradyne | $89.96 | -71.1% | Thomas Diffely68% | → $26 | Maintains | Buy | Get Alert |
| 04/27/2012 | TER | Buy Now | Teradyne | $89.96 | -71.1% | Thomas Diffely68% | $22 → $26 | Maintains | Buy | Get Alert |
| 04/26/2012 | CDNS | Buy Now | Cadence Design Systems | $268.91 | -94.42% | Thomas Diffely68% | $14 → $15 | Maintains | Buy | Get Alert |
| 04/24/2012 | MKSI | Buy Now | MKS Instruments | $90.21 | -55.66% | Thomas Diffely68% | → $40 | Maintains | Buy | Get Alert |
| 04/09/2012 | FORM | Buy Now | FormFactor | $31.40 | -61.78% | Thomas Diffely68% | → $12 | Initiates | → Buy | Get Alert |
