Weekly Chart PackCompleted weekly market data · Independent research
TAI · Equity · Taiwan
5434
Topco Scientific Co.,Ltd.
TechnologyElectronics & Computer Distribution
Topco Scientific Co.,Ltd. provides precision materials, manufacturing equipment, and components worldwide. The company offers quartz wafer carrier plates, such as synthetic quartz wafer and quartz substrate; furnace quartz, and quartz crucible for single crystal and polycrystalline; and chemicals, such as CMP, photoresist, and specialty gases, and chemicals. It also provides wafers, wafer carriers, and wafer related supplies; photomask and mask carriers; electronic materials, such as protective, packaging, thermal conductive, conductive, and special …
Last updated
14 Aug 2026
Exchange
Taiwan Stock Exchange · TAI
Sector
Technology
Industry
Electronics & Computer Distribution
Currency
TWD
Market capitalisation
101,078,171,648
Fair value reference
272.72
Next-week expectancy
Undecided · 51.47%
Executive chart read
Over the latest 12 completed weeks ending 2026-08-14, 5434 rose 17.86%, moving from 442.07 to 521.00. 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 6.28 and has improved across the 12-week window. Market Dynamics is 0.91 on the latest week. Next-week expectancy is undecided at 51.47% based on similar historical setup states.
Week Ending
14 Aug 2026
Latest Close
521.00
12-Week Change
17.86%
Trend Signal
Active
Next-Week Expectancy
Undecided 51.47%
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 stateAbove accepted value
52-week position
75.1%
Low to high
Accepted price
289.21
Latest versus accepted: 80.15%
Fitted direction
Rising
0.95% per week
Range pressure
65/100
Upper pressure
Range condition
Expanding
1.52× normal range
Range pressureCurrent range pressure · 50 is balanced
Weekly closeFitted rangeActivity ribbonEstimated activity at priceAutomatic level
Automatic structure
Strongest price levels
Support279.03
From price
-46.4%
Evidence
96/100
Touches
8
Support299.04
From price
-42.6%
Evidence
92/100
Touches
6
Support477.54
From price
-8.3%
Evidence
44/100
Touches
2
Resistance602.00
From price
15.6%
Evidence
30/100
Touches
1
Current reading
What the range shows
Current positionAbove accepted value
Price is at 75.1% of its latest 52-week range.
Fitted directionRising
The fitted centre line is moving +0.95% per week.
Range pressureUpper pressure
The current pressure reading is 65/100; 50 is balanced.
Next structural level602.00
Resistance is 15.6% from the latest close with 30/100 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
521.00
12-Week Change
17.86%
Trend Signal
Active
Next-Week Expectancy
Undecided 51.47%
Signal Weeks
12 of 12
Vs Trend Line
Above
Vs Fair Value
Above
Relative Strength
6.28
Market Dynamics
0.91
Over the latest 12 completed weeks ending 2026-08-14, 5434 rose 17.86%, moving from 442.07 to 521.00. 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 6.28 and has improved across the 12-week window. Market Dynamics is 0.91 on the latest week. Next-week expectancy is undecided at 51.47% based on similar historical setup states.
Industry Peers
Taiwan equities in Electronics & Computer Distribution
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