Weekly Chart PackCompleted weekly market data · Independent research
TAI · Equity · Taiwan
4977
PCL Technologies, Inc.
TechnologyComputer Hardware
PCL Technologies, Inc., together with its subsidiaries, researches, manufactures, and sells optical transceiver products in Taiwan and internationally. The company offers optical transceivers, fiber channels, TO-Can packages, and optical sub-assemblies, as well as sub-assembly and module products. It also offers tooling design services. In addition, the company provides reliability and testing support services comprising of design, pilot run, mass production, quality control and process improvement services. Further, it engages in research, manufacture, …
Last updated
7 Aug 2026
Exchange
Taiwan Stock Exchange · TAI
Sector
Technology
Industry
Computer Hardware
Currency
TWD
Market capitalisation
11,907,337,216
Fair value reference
106.88
Next-week expectancy
Undecided · 45.28%
Executive chart read
Over the latest 12 completed weeks ending 2026-08-07, 4977 fell 38.17%, moving from 215.93 to 133.50. The latest weekly close is below the Trend Line and above Fair Value. Trend Signal is inactive on the latest week and was active in 6 of the last 12 weeks. Relative Strength is -31.95 and has softened across the 12-week window. Market Dynamics is -1.32 on the latest week. Next-week expectancy is undecided at 45.28% based on similar historical setup states.
Week Ending
7 Aug 2026
Latest Close
133.50
12-Week Change
-38.17%
Trend Signal
Inactive
Next-Week Expectancy
Undecided 45.28%
Signal Weeks
6 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 stateBelow the trend range
52-week position
25.2%
Low to high
Accepted price
119.23
Latest versus accepted: 11.97%
Fitted direction
Rising
0.86% per week
Range pressure
22/100
Lower pressure
Range condition
Normal
0.98× normal range
Range pressureCurrent range pressure · 50 is balanced
Weekly closeFitted rangeActivity ribbonEstimated activity at priceAutomatic level
Automatic structure
Strongest price levels
Support95.72
From price
-28.3%
Evidence
74/100
Touches
7
Support119.23
From price
-10.7%
Evidence
100/100
Touches
8
Current pivot130.83
From price
-2.0%
Evidence
82/100
Touches
3
Resistance144.61
From price
8.3%
Evidence
40/100
Touches
2
Resistance171.39
From price
28.4%
Evidence
52/100
Touches
2
Current reading
What the range shows
Current positionBelow the trend range
Price is at 25.2% of its latest 52-week range.
Fitted directionRising
The fitted centre line is moving +0.86% per week.
Range pressureLower pressure
The current pressure reading is 22/100; 50 is balanced.
Next structural level144.61
Resistance is 8.3% from the latest close with 40/100 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
7 Aug 2026
Latest Close
133.50
12-Week Change
-38.17%
Trend Signal
Inactive
Next-Week Expectancy
Undecided 45.28%
Signal Weeks
6 of 12
Vs Trend Line
Below
Vs Fair Value
Above
Relative Strength
-31.95
Market Dynamics
-1.32
Over the latest 12 completed weeks ending 2026-08-07, 4977 fell 38.17%, moving from 215.93 to 133.50. The latest weekly close is below the Trend Line and above Fair Value. Trend Signal is inactive on the latest week and was active in 6 of the last 12 weeks. Relative Strength is -31.95 and has softened across the 12-week window. Market Dynamics is -1.32 on the latest week. Next-week expectancy is undecided at 45.28% based on similar historical setup states.
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