PTGX vs CAE

Comparison between Protagonist Therapeutics Inc (PTGX, Company) and Cae Inc (CAE, Company).

PTGX is from the Healthcare sector, while CAE is from the Industrials sector.

PTGX vs CAE - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	PTGX(COMPANY)	CAE(COMPANY)
Market Cap	$8.54B	$8.48B
Max Drawdown	85.79%	0.49%
Sharpe Ratio	1.84	18.91
5Y Beta	0.27	1.48
Industry	Biotechnology	Aerospace & Defense
P/E Ratio	-72.28	37.21
Forward P/E	28.74	30.03
5Y EPS CAGR	1.43%	N/A
Debt to Equity	0.00%	60.97%
Free Cash Flow Yield	-1.38%	3.93%

Market Cap

Winner

PTGX

$8.54B

CAE

$8.48B

Max Drawdown

PTGX

85.79%

Winner

CAE

0.49%

Sharpe Ratio

PTGX

1.84

Winner

CAE

18.91

5Y Beta

Winner

PTGX

0.27

CAE

1.48

Industry

PTGX

Biotechnology

CAE

Aerospace & Defense

P/E Ratio

Winner

PTGX

-72.28

CAE

37.21

Forward P/E

Winner

PTGX

28.74

CAE

30.03

5Y EPS CAGR

PTGX

1.43%

CAE

N/A

Debt to Equity

Winner

PTGX

0.00%

CAE

60.97%

Free Cash Flow Yield

PTGX

-1.38%

Winner

CAE

3.93%

PTGX vs CAE - Historical Returns

Returns include dividend reinvestment.

Period	PTGX	CAE
1 month	+9.35%	N/A
3 months	+35.00%	N/A
6 months	+66.81%	N/A
1 year	+141.77%	N/A
5 years(CAGR)	+23.07%	N/A
10 years(CAGR)	+27.63%	N/A
Max(CAGR)	+27.63%	+2719.28%

PTGX

+9.35%

CAE

N/A

PTGX

+35.00%

CAE

N/A

PTGX

+66.81%

CAE

N/A

PTGX

+141.77%

CAE

N/A

5Y(CAGR)

PTGX

+23.07%

CAE

N/A

10Y(CAGR)

PTGX

+27.63%

CAE

N/A

Max(CAGR)

PTGX

+27.63%

Winner

CAE

+2719.28%

PTGX vs CAE - Annual Returns (2016 - 2026)

Returns include dividend reinvestment.

Year	PTGX	CAE
2026	+52.56%	+5.64%
2025	+124.06%	N/A
2024	+64.82%	N/A
2023	+112.71%	N/A
2022	-69.11%	N/A
2021	+74.49%	N/A
2020	+190.91%	N/A
2019	+2.32%	N/A
2018	-68.18%	N/A
2017	-1.79%	N/A
2016	+87.95%	N/A

PTGX vs CAE Drawdown Comparison

The maximum drawdown for PTGX was -85.79%, occurring on Jun 13, 2022. Recovery took 882 trading sessions.

The maximum drawdown for CAE was -0.49%, occurring on Jul 29, 2026. This drawdown has not yet recovered.

The current PTGX drawdown is -5.61%. The current CAE drawdown is -0.49%.

Rank	PTGX	CAE
#1	-85.79% Sep 1, 2021 - Mar 10, 2025	-0.49% Jul 28, 2026 - Jul 29, 2026
#2	-82.13% Dec 5, 2016 - Feb 16, 2021	N/A
#3	-31.58% Mar 11, 2025 - Aug 27, 2025	N/A
#4	-20.33% Oct 17, 2016 - Nov 10, 2016	N/A
#5	-19.04% Mar 19, 2021 - May 18, 2021	N/A
#6	-16.38% Dec 12, 2025 - Mar 9, 2026	N/A
#7	-15.52% Oct 10, 2025 - Nov 24, 2025	N/A
#8	-12.77% Feb 16, 2021 - Mar 2, 2021	N/A
#9	-12.03% Apr 17, 2026 - Jun 11, 2026	N/A
#10	-11.53% Aug 19, 2016 - Aug 31, 2016	N/A
#11	-9.62% Jun 8, 2021 - Jun 11, 2021	N/A
#12	-8.53% Aug 27, 2025 - Sep 18, 2025	N/A
#13	-7.78% Jul 7, 2026 - Jul 17, 2026	N/A
#14	-7.43% Mar 31, 2026 - Apr 15, 2026	N/A
#15	-7.20% Jun 14, 2021 - Jun 16, 2021	N/A