The Greedy Trader Weekly Analysis
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- 8/15/2025 -
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TransDigm Group (TDG) Technical Analysis

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Summary:
Weekly :Overbought sectorStochastic signal line moved below overbought areaWeekly  MACD line has moved below its signal line
Daily :Williams' Percentage Range and Lane's Stochastic are oversoldThe Bollinger Bands are historically far apart
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It was the negative week for the TransDigm Group (TDG). During the week, the TDG gave back -1.89 points, or -0.14%, and closed at 1387.88 on Friday, August 15, 2025. Weekly volume was 35% above average.

TDG is a member of Industrials Sector. Industrials is the second most overbought sector. Sector/industry rotation is considered a proven strategy to beat the market. Use the following links to find overbought/oversold technical indicators by Sector or by Industry.

Long-term trend: [See TDG long-term trend chart]
A long-term uptrend had started on October 13, 2022 at 499.63 and reached 1623.83 on July 30, 2025. TDG gained -1124.20 points, or -225.01%, in 145 weeks. The chart has formed a Broadening Ascending Wedge chart pattern. The trend support level is at 1291.46 and resistance is at 1874.11. A Broadening Ascending Wedge pattern is considered to be a reversal formation. It usually appears in a mature trend, characterized by overbought/oversold long-term and short-term indicators, and often generates divergence on long-term indicators. Use the following link to access a Broadening Ascending Wedge chart pattern help, or use a Technical Stock Screener to see the list of stocks with Broadening Ascending Wedge pattern in a long-term trend.

Medium-term trend: [See TDG medium-term trend chart]
A medium-term downtrend had started on July 30, 2025 at 1623.83 and reached 1369.83 on August 6, 2025. TDG lost 254.00 points, or 15.64%, in 1 weeks. The price is now at the 7.11% retracement level.

Weekly Technical Indicators: [See TDG weekly technical indicators chart]
Weekly technical indicators are neutral. During the last week, weekly Lane's Stochastic signal line (%D) has moved below overbought area. Such crossover is considered a bearish signal. Oscillators are designed to signal a possible trend reversal. They can act as alerts and should be taken in conjunction with other technical analysis tools. Oscillators can be used to confirm other technical signals. Use the following link to access Lane's Stochastic help.

During the last week, weekly MACD line has moved below its signal line. Such crossover is considered a bearish signal. Use the following link to access a MACD help.

Short-term trend: [See TDG short-term trend chart]
A short-term downtrend had started on August 14, 2025 at 1438.00 and reached 1385.39 on August 15, 2025. TDG lost 52.61 points, or 3.66%, in 1 days. Price is near the trend low.

Daily Technical Indicators: [See TDG daily technical indicators chart]
Daily Williams' Percentage Range and Lane's Stochastic are oversold. Use the Technical Stock Screener to see the list of stocks with daily oversold Williams' Percentage Range and Lane's Stochastic. Use the following link to access Williams' Percentage Range help.

The daily MACD line is below its signal line since July 30, 2025. This is an indication that the short-term trend is down.

The distance between the Bollinger Bands (27.56%) is close to one year high (21.76%). It is 190.37% higher then one year average. It indicates the period of high volatility of the stock price, and it is considered a sell signal for the option traders. The Bollinger Bands are often used with a non-oscillator indicator like chart patterns or a trendline. The signals are considered more reliable if these indicators confirm the recommendation of the Bollinger Bands. Use the following links to access the Bollinger Bands Help, or use the Technical Stock Screener to see the list of stocks with the price above the Upper Bollinger Band or below the Lower Bollinger Band.

Daily Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 24.19
Williams' Percentage Range (W%R) 83.60
Oversold
Lane's Stochastic (%D-Slow) 18.14
Oversold
Greed/Fear Indicator (GFI) 19.57
Oversold
Moving Average Converg./Diverg. (MACD) -19.43
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 51.41
Williams' Percentage Range (W%R) 48.30
Lane's Stochastic (%D-Slow) 65.63
Greed/Fear Indicator (GFI) 55.04
Moving Average Converg./Diverg. (MACD) 49.06
Trading Signals
Description Value Chart
Upper Bollinger Band 1670.83
Weekly Stochastic Crossing 1516.53
20 Day Moving Average 1513.96
50 Day Moving Average 1502.37
Parabolic System 1489.97
Price 1387.88
Daily Stochastic Crossing 1382.62
Yearly Trendline Support 1291.46
Lower Bollinger Band 1288.27
Sector and Industry
Description Name Rank
Sector Industrials 8
Industry Aerospace & Defense 82
Daily Trend
Description Value
Direction Down
Chart Pattern DownTrend
High 1438.00
High Date 08/14/2025
Low 1385.39
Low Date 08/15/2025
Weekly Trend
Monthly Trend
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 1438.00
High Date 08/14/2025
Low 1385.39
Low Date 08/15/2025
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 1623.83
High Date 07/30/2025
Low 1369.83
Low Date 08/06/2025
Quarterly Trend
Yearly Trend
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 1184.00
Low Date 04/07/2025
High 1623.83
High Date 07/30/2025
Description Value
Direction Up
Chart Pattern Broadening Ascending Wedge
Status Valid
Resistance 1874.11
Support 1291.46
Low 499.63
Low Date 10/13/2022
High 1623.83
High Date 07/30/2025
Warning: TheGreedyTrader.com presents weekly analysis. Technical indicators and trend parameters are calculated for the close of business day indicated on the top right corner of the screen.