Analyst Ranking
Top 16%
#813 out of 5160 analysts
Average Return
+13.03%
Win Rate
63%35 out of 56
Risk vs Reward
Poor
Good

Thomas Diffely's 5 best and worst ratings

Name / TickerGain/LossEntry PriceExit PricePeriodRating
Amkor Technology IncAMKR
+138.48%$17.02$40.59
2025-04-28 -
2025-12-26
Strong Buy
Onto Innovation IncONTO
+122.51%$80.90$180.01
2023-02-09 -
2024-02-09
Strong Buy
Ichor Holdings LtdICHR
+97.60%$25.38$50.15
2020-06-22 -
2021-06-23
Strong Buy
Photronics IncPLAB
+93.52%$17.43$33.73
2025-05-28 -
2025-12-26
Strong Buy
Formfactor IncFORM
+83.49%$25.26$46.35
2020-05-31 -
2021-01-26
Strong Buy

Thomas Diffely's Stock Coverage

Name / TickerNo. RatingsRatingPrice TargetUpside/DownsideActionDate
Photronics IncPLAB
5Strong Buy$45.00+33.41%Maintains
16 days ago
Kulicke & Soffa Industries IncKLIC
5Strong Buy$55.00+17.65%Maintains
a month ago
Ichor Holdings LtdICHR
5Strong Buy$30.00+58.31%Maintains
2 months ago
Amkor Technology IncAMKR
7Strong Buy$40.00-1.45%Maintains
2 months ago
Axcelis Technologies IncACLS
6Strong Buy$110.00+33.16%Maintains
3 months ago
Pdf Solutions IncPDFS
8Strong Buy$24.00-18.12%Maintains
3 months ago
Aeye IncLIDR
3Hold$30.00N/ADowngrades
3 years ago
Onto Innovation IncONTO
2Strong Buy$95.00N/AMaintains
3 years ago
Lam Research CorpLRCX
1Hold$37.50N/AMaintains
3 years ago
Formfactor IncFORM
5Strong Buy$40.00N/AMaintains
3 years ago
Applied Materials IncAMAT
5Strong Buy$155.00N/AMaintains
3 years ago
Teradyne IncTER
4Strong Buy$120.00N/AMaintains
3 years ago
Neophotonics CorpNPTN
2Hold$16.00N/ADowngrades
4 years ago
Ipg Photonics CorpIPGP
1Strong Buy$300.00N/AMaintains
5 years ago
Coherent CorpCOHR
2Strong Buy$115.00N/AMaintains
5 years ago
Mks IncMKSI
2Strong Buy$150.00N/AUpgrades
6 years ago
Xcerra CorpXCRA
3HoldN/AN/ADowngrades
8 years ago
Cadence Design Systems IncCDNS
2Strong BuyN/AN/AUpgrades
8 years ago
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.