What If You Invested $1,000 in TransDigm Group (TDG)?
Enter any amount and start date. We use historical prices to show your hypothetical return.
TransDigm Group
TDG
Historical extremes
Maximum profit (buy at all-time low, sell at peak), maximum drawdown (peak to trough), and total return from IPO to current price.
Max profit
+18732.38% (188.3 times)
- Buy
- Sep 1, 2006
- $8.05
- Sell
- Jul 30, 2025
- $1,516.55
Buying TDG at the all-time low and selling at the peak would have turned $1,000 into $188,323.85.
Max drawdown
-62.64% (fell to 37% of peak)
- Peak
- Jan 23, 2020
- $546.83
- Trough
- Mar 18, 2020
- $204.29
The worst decline for TDG was -62.64% (fell to 37% of peak) from peak to trough.
IPO to current
+14154.40% (142.5 times)
- IPO
- Mar 15, 2006
- $8.75
- Current
- Mar 16, 2026
- $1,247.82
A $1,000 investment in TDG at IPO would be worth $142,544.03 today.
Dollar amounts based on selected investment ($1,000)
Frequently asked questions
What is TransDigm Group (TDG) stock's all-time high and all-time low?
- TransDigm Group (TDG) stock's all-time low was $8.05 on Sep 1, 2006. The all-time high was $1,516.55 on Jul 30, 2025.
What if you invested $1,000 in TransDigm Group (TDG) stock at the all-time low?
- Buying TransDigm Group (TDG) stock at the all-time low ($8.05 on Sep 1, 2006) and selling at the peak ($1,516.55 on Jul 30, 2025) would have turned $1,000 into $188,323.85. Historical return: +18732.38% (188.3 times).
What are TransDigm Group (TDG)'s best buy and sell dates for maximum profit?
- The best buy date for TransDigm Group (TDG) stock was Sep 1, 2006 (all-time low at $8.05). The best sell date was Jul 30, 2025 at $1,516.55. This investment would have returned +18732.38% (188.3 times).
What was TransDigm Group (TDG) stock's maximum drawdown?
- TransDigm Group (TDG) stock's worst decline was -62.64% (fell to 37% of peak) from peak to trough. Peak: $546.83 on Jan 23, 2020. Trough: $204.29 on Mar 18, 2020. A $1,000 investment at the peak would have been worth $373.58 at the trough.
What if you bought TransDigm Group (TDG) stock at IPO?
- A $1,000 investment in TransDigm Group (TDG) stock at IPO ($8.75 on Mar 15, 2006) would be worth $142,544.03 today. Historical return: +14154.40% (142.5 times). Current stock price: $1,247.82 as of Mar 16, 2026.
What if you invested $1,000 in TransDigm Group (TDG) 5 years ago?
- A $1,000 investment in TransDigm Group (TDG) stock 5 years ago ($504.32 on Mar 16, 2021) would be worth $2,474.26 today. Historical return: +147.43% (2.47 times). Current stock price: $1,247.82 as of Mar 16, 2026.
What if you invested $1,000 in TransDigm Group (TDG) 10 years ago?
- A $1,000 investment in TransDigm Group (TDG) stock 10 years ago ($137.49 on Mar 16, 2016) would be worth $9,075.8 today. Historical return: +807.58% (9.08 times). Current stock price: $1,247.82 as of Mar 16, 2026.
What if you invested $1,000 in TransDigm Group (TDG) 20 years ago?
- A $1,000 investment in TransDigm Group (TDG) stock 20 years ago ($8.82 on Mar 16, 2006) would be worth $141,545.58 today. Historical return: +14054.56% (141.5 times). Current stock price: $1,247.82 as of Mar 16, 2026.
About this data
- How does the investment calculator work?
- Enter an investment amount and a start date. We use historical stock prices to calculate how many shares you would have bought, then apply the current price to show your hypothetical portfolio value and return.
- What are Historical extremes?
- Max profit: buy at all-time low, sell at the highest price after. Max drawdown: the largest peak-to-trough decline in price. IPO to current: total return from IPO date to the latest price.
- What is Max drawdown?
- Maximum drawdown is the largest peak-to-trough decline in price. It shows the worst drop from any prior high to a subsequent low. Peak and Trough are the dates and prices at which this decline occurred.
- Does this include dividends?
- The calculator uses adjusted closing prices when available, which account for stock splits and dividends. For the most accurate results, we recommend using data that includes dividend adjustments.
- Where does the price data come from?
- Historical prices are from Yahoo Finance, adjusted for stock splits and dividends. We use adjusted close for all calculations.
- How are the dollar amounts in the cards calculated?
- The dollar amounts in Historical extremes use the investment amount you select in the calculator above (e.g. $1,000). They show what your investment would have been worth at the Buy/Peak/IPO date versus the Sell/Trough/Current date.
- What date range can I use?
- The available date range depends on our historical price data for TDG. You can select any date between our first and most recent data point.