What is the current annual debt to equity of TDG?

As of today, TDG annual debt to equity is -3.11

What is 1-year change in TDG annual debt to equity?

TDG annual debt to equity is up +21.66% year-over-year

What is 3-year change in TDG annual debt to equity?

TDG annual debt to equity is up +40.99% over the past 3 years

How far is TDG annual debt to equity from its all-time high?

TDG annual debt to equity is currently -180.36% below its historical high of 3.87 set on September 30, 2011

How does TDG annual debt to equity rank versus sector peers?

TDG annual debt to equity is higher than 2.36% of companies in Industrials sector

When is TDG next annual earnings release?

The next annual earnings release for TDG is on November 5, 2026

What is the current quarterly debt to equity of TDG?

As of today, TDG quarterly debt to equity is -3.41

What is TDG quarterly debt to equity most recent change?

TDG quarterly debt to equity was down -0.29% on June 27, 2026

What is 1-year change in TDG quarterly debt to equity?

TDG quarterly debt to equity is up +31.94% year-over-year

How far is TDG quarterly debt to equity from its all-time high?

TDG quarterly debt to equity is currently -147.30% below its historical high of 7.21 set on December 29, 2012

How does TDG quarterly debt to equity rank versus sector peers?

TDG quarterly debt to equity is higher than 2.94% of companies in Industrials sector

When is TDG next earnings release?

The next earnings release for TDG is on November 5, 2026

TDG Debt To Equity Ratio History & Chart Since 2002

Annual Debt To Equity

-3.110.86+21.66%

September 30, 2025

Summary

Current Value: As of today, TDG annual debt to equity is -3.11, up +21.66% on September 30, 2025
Historical Performance: TDG annual debt to equity is up +40.99% over the past 3 years, up +38.78% over the past 5 years
All-Time High Comparison: TDG annual debt to equity is currently -180.36% below its historical high of 3.87 set on September 30, 2011
3-Year Low Comparison: TDG annual debt to equity is +68.87% above its 3-year low of -9.99 reached on September 30, 2023
Sector Comparison: TDG annual debt to equity is higher than 2.36% of companies in Industrials sector

Debt To Equity Chart

Performance

TDG Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Debt To Equity	Sep 30, 25	-3.11	+21.7%	+41.0%	+38.8%	-204.0%
Quarterly Debt To Equity	Jun 27, 26	-3.41	+31.9%	+59.3%	+47.0%	-179.9%
Price	Aug 14, 26	$1,256.90	-11.0%	+45.3%	+107.4%	+1332.8%
Annual Total Debt	Sep 30, 25	$30.08B	+20.6%	+51.3%	+49.1%	+1597.9%
	Sep 30, 25	-$9.69B	-54.0%	-156.7%	-143.9%	-1733.5%
	Sep 30, 25	3.21	+103.2%	-18.9%	-25.5%	-37.8%
	Sep 30, 25	2.25	+74.4%	-25.7%	-35.9%	-35.5%
	Sep 30, 25	$863.00M	+43.1%	+94.4%	+33.0%	+100.0%
	Sep 30, 25	$29.22B	+20.1%	+50.3%	+49.6%	+1549.2%
	Jun 27, 26	6	0.0%	0.0%	-14.3%	+20.0%
	Aug 14, 26	1.87	-8.8%	-6.0%	+23.0%	-19.7%

Debt To Equity Highs

TDG Annual Debt To Equity Highs Comparison
Period	High	Date	Current
3Y	-3.11	Sep 30, 25	at high
5Y	-3.11	Sep 30, 25	at high
All	3.87	Sep 30, 11	-180.4%

Debt To Equity Lows

TDG Annual Debt To Equity Lows Comparison
Period	Low	Date	Current
3Y	-9.99	Sep 30, 23	+68.9%
5Y	-9.99	Sep 30, 23	+68.9%
All	-17.04	Sep 30, 13	+81.8%

Debt To Equity History

Year	Value	Change
2025	-3.11	+21.7%
2024	-3.97	+60.3%
2023	-9.99	-89.6%
2022	-5.27	+24.0%
2021	-6.93	-36.4%
2020	-5.08	+13.0%
2019	-5.84	+18.0%
2018	-7.12	-78.4%
2017	-3.99	+74.5%
2016	-15.65	-92.7%
2015	-8.12	-69.2%
2014	-4.80	+71.8%

Year	Value	Change
2013	-17.04	-673.7%
2012	2.97	-23.3%
2011	3.87	+29.4%
2010	2.99	+80.1%
2009	1.66	-20.2%
2008	2.08	-25.4%
2007	2.79	+9.4%
2006	2.55	-4.5%
2005	2.67	-11.0%
2004	3.00	-5.1%
2003	3.16	+159.6%
2002	-5.30	-

FAQ

What is the current annual debt to equity of TDG?: As of today, TDG annual debt to equity is -3.11
What is 1-year change in TDG annual debt to equity?: TDG annual debt to equity is up +21.66% year-over-year
What is 3-year change in TDG annual debt to equity?: TDG annual debt to equity is up +40.99% over the past 3 years
How far is TDG annual debt to equity from its all-time high?: TDG annual debt to equity is currently -180.36% below its historical high of 3.87 set on September 30, 2011
How does TDG annual debt to equity rank versus sector peers?: TDG annual debt to equity is higher than 2.36% of companies in Industrials sector
When is TDG next annual earnings release?: The next annual earnings release for TDG is on November 5, 2026

Debt To Equity Formula

Debt To Equity =

Total Debt

Quarterly Debt To Equity

-3.410.01-0.29%

June 27, 2026

Summary

Current Value: As of today, TDG quarterly debt to equity is -3.41, down -0.29% on June 27, 2026
Historical Performance: TDG quarterly debt to equity is up +31.94% year-over-year, up +59.26% over the past 3 years
All-Time High Comparison: TDG quarterly debt to equity is currently -147.30% below its historical high of 7.21 set on December 29, 2012
3-Year Low Comparison: TDG quarterly debt to equity is +65.87% above its 3-year low of -9.99 reached on September 30, 2023
Sector Comparison: TDG quarterly debt to equity is higher than 2.94% of companies in Industrials sector

Performance

TDG Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Debt To Equity	Jun 27, 26	-3.41	-0.3%	+31.9%	+59.3%	+47.0%
Annual Debt To Equity	Sep 30, 25	-3.11	–	+21.7%	+41.0%	+38.8%
Price	Aug 14, 26	$1,256.90	+6.6%	-11.0%	+45.3%	+107.4%
Quarterly Total Debt	Jun 27, 26	$33.49B	+4.6%	+33.6%	+67.2%	+65.7%
	Jun 27, 26	-$9.81B	-4.3%	-96.0%	-309.7%	-212.6%
	Jun 27, 26	3.02	-14.2%	-3.5%	-26.0%	-26.5%
	Jun 27, 26	2.01	-20.6%	-8.2%	-33.7%	-40.2%
	Jun 27, 26	$864.00M	+1.3%	+13.7%	+97.3%	+33.3%
	Jun 27, 26	$32.62B	+4.7%	+34.2%	+66.5%	+66.7%
	Jun 27, 26	6	-14.3%	0.0%	0.0%	-14.3%
	Aug 14, 26	1.87	+3.3%	-8.8%	-6.0%	+23.0%

Quarterly Debt To Equity Highs

TDG Quarterly Debt To Equity Highs Comparison
Period	High	Date	Current
1Y	-3.11	Sep 30, 25	-9.7%
3Y	-3.11	Sep 30, 25	-9.7%
5Y	-3.11	Sep 30, 25	-9.7%
All	7.21	Dec 29, 12	-147.3%

Quarterly Debt To Equity Lows

TDG Quarterly Debt To Equity Lows Comparison
Period	Low	Date	Current
1Y	-5.01	N/A	+31.9%
3Y	-9.99	Sep 30, 23	+65.9%
5Y	-9.99	Sep 30, 23	+65.9%
All	-45.56	Mar 29, 14	+92.5%

Quarterly Debt To Equity History

Month	Value	Change
Jun 2026	-3.41	-0.3%
Mar 2026	-3.40	-4.9%
Dec 2025	-3.24	-4.2%
Sep 2025	-3.11	+37.9%
Jun 2025	-5.01	-13.1%
Mar 2025	-4.43	-10.5%
Dec 2024	-4.01	-1.0%
Sep 2024	-3.97	+54.5%
Jun 2024	-8.72	-17.5%
Mar 2024	-7.42	-18.9%
Dec 2023	-6.24	+37.5%
Sep 2023	-9.99	-19.4%
Jun 2023	-8.37	-15.0%
Mar 2023	-7.28	-21.1%
Dec 2022	-6.01	-14.0%
Sep 2022	-5.27	+21.2%
Jun 2022	-6.69	+2.6%
Mar 2022	-6.87	+9.7%
Dec 2021	-7.61	-9.8%
Sep 2021	-6.93	-7.6%
Jun 2021	-6.44	-12.2%
Mar 2021	-5.74	-5.9%
Dec 2020	-5.42	-6.7%
Sep 2020	-5.08	-5.4%
Jun 2020	-4.82	-8.6%
Mar 2020	-4.44	-4.0%
Dec 2019	-4.27	+26.9%
Sep 2019	-5.84	+54.3%
Jun 2019	-12.77	-10.4%
Mar 2019	-11.57	-49.7%
Dec 2018	-7.73	-8.6%
Sep 2018	-7.12	-16.0%
Jun 2018	-6.14	-20.9%
Mar 2018	-5.08	-12.4%
Dec 2017	-4.52	-13.3%
Sep 2017	-3.99	+31.8%
Jun 2017	-5.85	-7.3%
Mar 2017	-5.45	+5.5%
Dec 2016	-5.77	+63.1%
Sep 2016	-15.65	-23.9%
Jun 2016	-12.63	-45.7%
Mar 2016	-8.67	-0.2%

Month	Value	Change
Dec 2015	-8.65	-6.5%
Sep 2015	-8.12	-12.3%
Jun 2015	-7.23	-27.3%
Mar 2015	-5.68	-11.4%
Dec 2014	-5.10	-6.3%
Sep 2014	-4.80	-1.9%
Jun 2014	-4.71	+89.7%
Mar 2014	-45.56	-86.2%
Dec 2013	-24.47	-43.6%
Sep 2013	-17.04	-415.0%
Jun 2013	5.41	-14.7%
Mar 2013	6.34	-12.1%
Dec 2012	7.21	+142.8%
Sep 2012	2.97	-9.5%
Jun 2012	3.28	-10.1%
Mar 2012	3.65	+3.4%
Dec 2011	3.53	-8.8%
Sep 2011	3.87	-9.4%
Jun 2011	4.27	-9.5%
Mar 2011	4.72	-11.6%
Dec 2010	5.34	+78.6%
Sep 2010	2.99	-9.7%
Jun 2010	3.31	-9.1%
Mar 2010	3.64	-9.2%
Dec 2009	4.01	+141.6%
Sep 2009	1.66	-6.2%
Jun 2009	1.77	-6.3%
Mar 2009	1.89	-6.0%
Dec 2008	2.01	-3.4%
Sep 2008	2.08	-5.9%
Jun 2008	2.21	-9.4%
Mar 2008	2.44	-6.5%
Dec 2007	2.61	-6.5%
Sep 2007	2.79	-5.4%
Jun 2007	2.95	-10.3%
Mar 2007	3.29	+37.7%
Dec 2006	2.39	-6.3%
Sep 2006	2.55	-4.5%
Jun 2006	2.67	+8.1%
Mar 2006	2.47	-5.0%
Dec 2005	2.60	-

FAQ

What is the current quarterly debt to equity of TDG?: As of today, TDG quarterly debt to equity is -3.41
What is TDG quarterly debt to equity most recent change?: TDG quarterly debt to equity was down -0.29% on June 27, 2026
What is 1-year change in TDG quarterly debt to equity?: TDG quarterly debt to equity is up +31.94% year-over-year
How far is TDG quarterly debt to equity from its all-time high?: TDG quarterly debt to equity is currently -147.30% below its historical high of 7.21 set on December 29, 2012
How does TDG quarterly debt to equity rank versus sector peers?: TDG quarterly debt to equity is higher than 2.94% of companies in Industrials sector
When is TDG next earnings release?: The next earnings release for TDG is on November 5, 2026

Debt To Equity Formula

Debt To Equity =

Total Debt

Data Sources & References

TDG Official Website www.transdigm.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1260221/000126022125000081/0001260221-25-000081-index.htm
TDG Profile on Yahoo Finance finance.yahoo.com/quote/TDG
TDG Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/tdg