GLW vs TBB

Comparison between Corning Inc (GLW, Company) and AT&T Inc (TBB, Company).

5-Year PerformanceGLW has outperformed TBB, delivering a return of +35.9% compared to +1.7%

GLW vs TBB - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	GLW(COMPANY)	TBB(COMPANY)
Market Cap	$156B	$152B
Max Drawdown	99.03%	26.43%
Sharpe Ratio	3.10	-0.22
5Y Beta	1.37	0.18
Industry	Electronic Components	N/A
P/E Ratio	108.89	7.05
Forward P/E	51.81	N/A
PEG Ratio	0.37	0.06
Dividend Yield	0.61%	9.18%
5Y Dividends CAGR	4.56%	10.77%
5Y EPS CAGR	-7.27%	4.03%
Debt to Equity	10.62%	5.43%
Free Cash Flow Yield	1.87%	26.48%
P/S Ratio	9.57	N/A
P/B Ratio	11.81	N/A

Market Cap

Winner

GLW

$156B

TBB

$152B

Max Drawdown

GLW

99.03%

Winner

TBB

26.43%

Sharpe Ratio

Winner

GLW

3.10

TBB

-0.22

5Y Beta

GLW

1.37

Winner

TBB

0.18

Industry

GLW

Electronic Components

TBB

N/A

P/E Ratio

GLW

108.89

Winner

TBB

7.05

Forward P/E

GLW

51.81

TBB

N/A

PEG Ratio

GLW

0.37

Winner

TBB

0.06

Dividend Yield

GLW

0.61%

Winner

TBB

9.18%

5Y Dividends CAGR

GLW

4.56%

Winner

TBB

10.77%

5Y EPS CAGR

GLW

-7.27%

Winner

TBB

4.03%

Debt to Equity

GLW

10.62%

Winner

TBB

5.43%

Free Cash Flow Yield

GLW

1.87%

Winner

TBB

26.48%

P/S Ratio

GLW

9.57

TBB

N/A

P/B Ratio

GLW

11.81

TBB

N/A

GLW vs TBB - Historical Returns

Returns include dividend reinvestment.

Period	GLW	TBB
1 month	+13.19%	+1.64%
3 months	+42.50%	-1.36%
6 months	+119.78%	-1.69%
1 year	+321.12%	+1.86%
5 years(CAGR)	+35.90%	+1.70%
10 years(CAGR)	+29.48%	+3.58%
Max(CAGR)	+9.40%	+3.58%

Winner

GLW

+13.19%

TBB

+1.64%

Winner

GLW

+42.50%

TBB

-1.36%

Winner

GLW

+119.78%

TBB

-1.69%

Winner

GLW

+321.12%

TBB

+1.86%

5Y(CAGR)

Winner

GLW

+35.90%

TBB

+1.70%

10Y(CAGR)

Winner

GLW

+29.48%

TBB

+3.58%

Max(CAGR)

Winner

GLW

+9.40%

TBB

+3.58%

GLW vs TBB - Annual Returns (1999 - 2026)

Returns include dividend reinvestment.

Year	GLW	TBB
2026	+106.49%	-0.95%
2025	+91.01%	-3.33%
2024	+60.42%	+8.99%
2023	-3.05%	+13.62%
2022	-11.50%	-11.88%
2021	+9.22%	+0.04%
2020	+23.91%	+6.34%
2019	+0.05%	+24.40%
2018	-5.15%	-8.73%
2017	+34.47%	+3.33%
2016	+39.04%	N/A
2015	-18.63%	N/A
2014	+31.59%	N/A
2013	+42.31%	N/A
2012	-0.69%	N/A
2011	-31.48%	N/A
2010	-0.06%	N/A
2009	+94.94%	N/A
2008	-58.75%	N/A
2007	+27.81%	N/A
2006	-6.68%	N/A
2005	+67.89%	N/A
2004	+14.61%	N/A
2003	+178.13%	N/A
2002	-63.94%	N/A
2001	-81.08%	N/A
2000	+30.48%	N/A
1999	+62.44%	N/A

GLW vs TBB Drawdown Comparison

The maximum drawdown for GLW was -99.02%, occurring on Oct 8, 2002. Recovery took 6291 trading sessions.

The maximum drawdown for TBB was -16.09%, occurring on Mar 23, 2020. Recovery took 103 trading sessions.

The current TBB drawdown is -5.87%.

Rank	GLW	TBB
#1	-99.02% Sep 1, 2000 - Sep 10, 2025	-16.09% Jan 13, 2020 - Jun 10, 2020
#2	-34.52% Mar 23, 2000 - Jun 12, 2000	-15.69% Oct 14, 2021 - Dec 21, 2023
#3	-23.01% Feb 25, 2026 - Apr 8, 2026	-12.17% Dec 18, 2017 - Jan 31, 2019
#4	-19.47% Dec 31, 1999 - Jan 19, 2000	-9.14% Sep 15, 2025 - Mar 31, 2026
#5	-18.75% Mar 6, 2000 - Mar 23, 2000	-8.67% Feb 5, 2025 - Sep 11, 2025
#6	-17.83% Jul 21, 2000 - Aug 8, 2000	-7.93% Mar 21, 2024 - Aug 28, 2024
#7	-13.64% Apr 24, 2026 - May 6, 2026	-5.93% Dec 31, 2020 - Jun 22, 2021
#8	-13.28% Oct 29, 2025 - Dec 9, 2025	-5.24% Oct 23, 2019 - Jan 13, 2020
#9	-11.42% Dec 13, 1999 - Dec 23, 1999	-4.24% Feb 1, 2024 - Mar 7, 2024
#10	-11.19% Dec 11, 2025 - Jan 27, 2026	-4.12% Oct 18, 2024 - Feb 5, 2025
#11	-9.32% Jul 3, 2000 - Jul 17, 2000	-3.22% Aug 28, 2019 - Sep 27, 2019
#12	-9.26% Jan 21, 2000 - Feb 4, 2000	-2.90% Jul 31, 2019 - Aug 22, 2019
#13	-6.98% Feb 18, 2000 - Mar 1, 2000	-2.74% Jun 10, 2020 - Aug 18, 2020
#14	-6.16% Apr 13, 2026 - Apr 24, 2026	-2.48% Aug 6, 2021 - Oct 14, 2021
#15	-6.14% Jan 27, 2026 - Feb 2, 2026	-2.42% Oct 8, 2020 - Nov 17, 2020

Correlation

Correlation between GLW and TBB is 0.54 which considered as a moderate positive correlation - the stocks show some tendency to move together.

0.54

-101

Dividend Comparison (1999 - 2026)

GLW vs TBB dividend yield comparison.

Year	GLW	TBB
2026	0.15%	3.08%
2025	1.28%	6.01%
2024	2.36%	5.48%
2023	3.68%	5.70%
2022	3.38%	6.17%
2021	2.58%	5.13%
2020	2.44%	3.63%
2019	2.75%	4.99%
2018	2.38%	6.07%
2017	1.94%	0.00%
2016	2.22%	0.00%
2015	2.63%	0.00%
2014	1.74%	0.00%
2013	2.19%	0.00%
2012	2.50%	0.00%
2011	1.73%	0.00%
2010	1.04%	0.00%
2009	1.04%	0.00%
2008	2.10%	0.00%
2007	0.42%	0.00%
2001	1.35%	0.00%
2000	0.45%	0.00%
1999	0.14%	0.00%