The Greedy Trader Weekly Analysis
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- 10/10/2025 -
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TransDigm Group (TDG) Technical Analysis

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Summary:
Weekly :Lane's Stochastic oversoldWilliams' Percentage Range is strongly oversoldTrend support at 1256.27
Daily :Williams' Percentage Range and Lane's Stochastic are oversoldThe price touches the lower Bollinger BandThe Bollinger Bands are historically close together
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It was the negative week for the TransDigm Group (TDG). During the week, the TDG gave back -10.84 points, or -0.84%, and closed at 1277.99 on Friday, October 10, 2025. Weekly volume was -29% below average.

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 Rising Channel chart pattern. The price is near the trend support (1256.27) line. The support is usually stronger when technical indicators are oversold. Use the following links to access Trend Support/Resistance Help, or use the Technical Stock Screener to see the list of stocks with price testing the trend support line 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 1243.55 on September 8, 2025. TDG lost 380.28 points, or 23.42%, in 5 weeks. The price is now at the 9.06% retracement level.

Weekly Technical Indicators: [See TDG weekly technical indicators chart]
Weekly Lane's Stochastic is oversold while Williams' Percentage Range is strongly oversold. Use the Technical Stock Screener to see the list of stocks with oversold weekly Lane's Stochastic or strongly oversold weekly Williams' Percentage Range. 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 links to access Lane's Stochastic and Williams' Percentage Range help.

The weekly MACD line is below its signal line since August 8, 2025. This is an indication that the medium-term trend is down. The distance between MACD and the signal line is relatively high, but getting smaller. It indicates that the current medium-term downtrend is still strong, and momentum is beginning to wane. 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 October 1, 2025 at 1333.02 and reached 1270.00 on October 10, 2025. TDG lost 63.02 points, or 4.73%, in 9 days. The price is now at the 12.68% retracement level.

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.

The daily MACD line is above its signal line since September 15, 2025. The distance between MACD and the signal line is low and getting smaller.

The price touches the lower Bollinger Band. The distance between the Bollinger Bands (3.08%) is close to one year low (3.35%). It is 70.18% lower than one year average. It indicates the period of low volatility of the stock price, and it is considered a buy 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) 42.76
Williams' Percentage Range (W%R) 88.70
Oversold
Lane's Stochastic (%D-Slow) 19.49
Oversold
Greed/Fear Indicator (GFI) 24.53
Moving Average Converg./Diverg. (MACD) -20.51
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 25.72
Williams' Percentage Range (W%R) 92.20
Strong Oversold
Lane's Stochastic (%D-Slow) 13.62
Oversold
Greed/Fear Indicator (GFI) 18.48
Oversold
Moving Average Converg./Diverg. (MACD) 3.29
Trading Signals
Description Value Chart
50 Day Moving Average 1344.98
Upper Bollinger Band 1316.92
Parabolic System 1314.24
20 Day Moving Average 1289.55
Daily Stochastic Crossing 1279.74
Price 1277.99
Lower Bollinger Band 1277.57
Weekly Stochastic Crossing 1269.04
Yearly Trendline Support 1256.27
Sector and Industry
Description Name Rank
Sector Industrials 5
Industry Aerospace & Defense 91
Daily Trend
Description Value
Direction Down
Chart Pattern DownTrend
High 1333.02
High Date 10/01/2025
Low 1270.00
Low Date 10/10/2025
Weekly Trend
Monthly Trend
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 1333.02
High Date 10/01/2025
Low 1270.00
Low Date 10/10/2025
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 1243.55
Low Date 09/08/2025
High 1333.02
High Date 10/01/2025
Quarterly Trend
Yearly Trend
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 1623.83
High Date 07/30/2025
Low 1243.55
Low Date 09/08/2025
Description Value
Direction Up
Chart Pattern Rising Channel
Status Test Support
Resistance 1680.25
Support 1256.27
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.