Weekly Chart PackCompleted weekly market data · Independent research
TAI · Equity · Taiwan
4155
OK Biotech Co., Ltd.
HealthcareMedical Devices
OK Biotech Co., Ltd., together with its subsidiaries, engages in the research, development, manufacture, and sale of blood glucose monitoring systems and homecare healthcare devices in Taiwan, the rest of Asia, America, Africa, and Europe. The company offers nebulizers, blood glucose meters, glucometers, blood sugar meters, and blood glucose test strips. It also provides OTC hearing aids, multi-frequency therapy devices, and factory setup solutions, as well as professional OEM/ODM customized services. The …
Last updated
7 Aug 2026
Exchange
Taiwan Stock Exchange · TAI
Sector
Healthcare
Industry
Medical Devices
Currency
TWD
Market capitalisation
2,012,711,168
Fair value reference
19.93
Next-week expectancy
Negative · 36.05%
Executive chart read
Over the latest 12 completed weeks ending 2026-08-07, 4155 fell 4.61%, moving from 15.20 to 14.50. The latest weekly close is above the Trend Line and below Fair Value. Trend Signal is active on the latest week and was active in 5 of the last 12 weeks. Relative Strength is -28.46 and has improved across the 12-week window. Market Dynamics is 0.49 on the latest week. Next-week expectancy is negative at 36.05% based on similar historical setup states.
Week Ending
7 Aug 2026
Latest Close
14.50
12-Week Change
-4.61%
Trend Signal
Active
Next-Week Expectancy
Negative 36.05%
Signal Weeks
5 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
37.5%
Low to high
Accepted price
15.00
Latest versus accepted: -3.33%
Fitted direction
Falling
-0.13% per week
Range pressure
49/100
Balanced pressure
Range condition
Expanding
1.58× normal range
Range pressureCurrent range pressure · 50 is balanced
Weekly closeFitted rangeActivity ribbonEstimated activity at priceAutomatic level
Automatic structure
Strongest price levels
Support13.65
From price
-5.8%
Evidence
64/100
Touches
3
Support14.08
From price
-2.9%
Evidence
75/100
Touches
4
Current pivot14.57
From price
0.5%
Evidence
93/100
Touches
4
Resistance15.08
From price
4.0%
Evidence
100/100
Touches
4
Resistance15.53
From price
7.1%
Evidence
87/100
Touches
4
Current reading
What the range shows
Current positionInside accepted value
Price is at 37.5% of its latest 52-week range.
Fitted directionFalling
The fitted centre line is moving -0.13% per week.
Range pressureBalanced pressure
The current pressure reading is 49/100; 50 is balanced.
Next structural level14.07
Support is 2.9% from the latest close with 75/100 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
14.50
12-Week Change
-4.61%
Trend Signal
Active
Next-Week Expectancy
Negative 36.05%
Signal Weeks
5 of 12
Vs Trend Line
Above
Vs Fair Value
Below
Relative Strength
-28.46
Market Dynamics
0.49
Over the latest 12 completed weeks ending 2026-08-07, 4155 fell 4.61%, moving from 15.20 to 14.50. The latest weekly close is above the Trend Line and below Fair Value. Trend Signal is active on the latest week and was active in 5 of the last 12 weeks. Relative Strength is -28.46 and has improved across the 12-week window. Market Dynamics is 0.49 on the latest week. Next-week expectancy is negative at 36.05% based on similar historical setup states.
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