Weekly Chart PackCompleted weekly market data · Independent research
TAI · Equity · Taiwan
2351
SDI Corporation
TechnologySemiconductor Equipment & Materials
SDI Corporation, together with its subsidiaries, manufactures and sells semiconductor lead frames, LED lead frames, stationery and office products, and high precision dies in Taiwan, China, Japan, Malaysia, and internationally. The company engages in the smelting and rolling of metal strips; manufacturing and processing of electronic components and molds; and international trade business. SDI Corporation was founded in 1953 and is headquartered in Changhua, Taiwan.
Last updated
14 Aug 2026
Exchange
Taiwan Stock Exchange · TAI
Sector
Technology
Industry
Semiconductor Equipment & Materials
Currency
TWD
Market capitalisation
33,128,513,536
Fair value reference
104.52
Next-week expectancy
Negative · 44.31%
Executive chart read
Over the latest 12 completed weeks ending 2026-08-14, 2351 fell 17.05%, moving from 206.14 to 171.00. The latest weekly close is above the Trend Line and above Fair Value. Trend Signal is active on the latest week and was active in 12 of the last 12 weeks. Relative Strength is 12.83 and has softened across the 12-week window. Market Dynamics is -0.95 on the latest week. Next-week expectancy is negative at 44.31% based on similar historical setup states.
Week Ending
14 Aug 2026
Latest Close
171.00
12-Week Change
-17.05%
Trend Signal
Active
Next-Week Expectancy
Negative 44.31%
Signal Weeks
12 of 12
Weekly Price
Weekly Close
Trend Line
Fair Value
Activity Lines
Chart Panels
Choose up to 5 panels. Drag panel headers to reorder.
Price Action
Up Week
Down Week
Trend Line
Pivotal Level / Support
Volume
Range
Sharemaestro Range
Where price is trading
The fitted range, accepted trading area and strongest price levels are calculated automatically from completed weekly market data.
Current stateInside accepted value
52-week position
62.2%
Low to high
Accepted price
86.84
Latest versus accepted: 96.92%
Fitted direction
Rising
1.25% per week
Range pressure
54/100
Balanced pressure
Range condition
Normal
1.23× normal range
Range pressureCurrent range pressure · 50 is balanced
Weekly closeFitted rangeActivity ribbonEstimated activity at priceAutomatic level
Automatic structure
Strongest price levels
Support74.93
From price
-56.2%
Evidence
81/100
Touches
10
Support86.84
From price
-49.2%
Evidence
100/100
Touches
5
Support123.18
From price
-28.0%
Evidence
36/100
Touches
1
Resistance173.85
From price
1.7%
Evidence
56/100
Touches
2
Resistance224.51
From price
31.3%
Evidence
29/100
Touches
1
Current reading
What the range shows
Current positionInside accepted value
Price is at 62.2% of its latest 52-week range.
Fitted directionRising
The fitted centre line is moving +1.25% per week.
Range pressureBalanced pressure
The current pressure reading is 54/100; 50 is balanced.
Next structural level173.85
Resistance is 1.7% from the latest close with 56/100 evidence strength.
Point & Figure
Price structure · volume at price
Point & Figure market structure
Each X marks a rising price box and each O marks a falling price box. Time is removed from the horizontal scale so reversals, breakouts and areas of heavy trading stand out.
MethodAdaptive scale
Smart Money
Close Price
Trend Line
Demand Threshold Line
Reversal Risk Level
Market Dynamics
Volume Action
Price Action
Market Dynamics
Rate of Change
0-1.5TopBottomRawCloseMarket Strength30W ROCVolume SupportPrice Action RibbonBuyFlip UpFlip Down
Price Cycle
Market Price Cycle
PC Activity Line
PC Trend Line
Next-State Map
Next-State Map
Historical one-week transition paths from similar completed-week states.
SMI
Weekly Close
Trend Line
Fair Value
Activity Lines
SMI
Chart Summary
Key Points
Week Ending
14 Aug 2026
Latest Close
171.00
12-Week Change
-17.05%
Trend Signal
Active
Next-Week Expectancy
Negative 44.31%
Signal Weeks
12 of 12
Vs Trend Line
Above
Vs Fair Value
Above
Relative Strength
12.83
Market Dynamics
-0.95
Over the latest 12 completed weeks ending 2026-08-14, 2351 fell 17.05%, moving from 206.14 to 171.00. The latest weekly close is above the Trend Line and above Fair Value. Trend Signal is active on the latest week and was active in 12 of the last 12 weeks. Relative Strength is 12.83 and has softened across the 12-week window. Market Dynamics is -0.95 on the latest week. Next-week expectancy is negative at 44.31% based on similar historical setup states.
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