AROC vs PTGX

Comparison between Archrock Inc (AROC, Company) and Protagonist Therapeutics Inc (PTGX, Company).

AROC is from the Energy sector, while PTGX is from the Healthcare sector.

5-Year PerformanceAROC has outperformed PTGX, delivering a return of +37.9% compared to +24.4%

AROC vs PTGX - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	AROC(COMPANY)	PTGX(COMPANY)
Market Cap	$6.49B	$6.48B
Max Drawdown	87.04%	85.79%
Sharpe Ratio	1.43	1.74
5Y Beta	1.22	0.26
Industry	Oil & Gas Equipment & Services	Biotechnology
P/E Ratio	23.28	-54.82
Forward P/E	19.72	21.37
PEG Ratio	0.31	0.00
Dividend Yield	2.31%	N/A
5Y Dividends CAGR	8.20%	N/A
5Y EPS CAGR	36.64%	1.43%
Debt to Equity	156.72%	0.00%
Free Cash Flow Yield	10.67%	-1.82%
P/S Ratio	4.27	87.39
P/B Ratio	4.30	9.90

Market Cap

Winner

AROC

$6.49B

PTGX

$6.48B

Max Drawdown

AROC

87.04%

Winner

PTGX

85.79%

Sharpe Ratio

AROC

1.43

Winner

PTGX

1.74

5Y Beta

AROC

1.22

Winner

PTGX

0.26

Industry

AROC

Oil & Gas Equipment & Services

PTGX

Biotechnology

P/E Ratio

AROC

23.28

Winner

PTGX

-54.82

Forward P/E

Winner

AROC

19.72

PTGX

21.37

PEG Ratio

AROC

0.31

Winner

PTGX

0.00

Dividend Yield

AROC

2.31%

PTGX

N/A

5Y Dividends CAGR

AROC

8.20%

PTGX

N/A

5Y EPS CAGR

Winner

AROC

36.64%

PTGX

1.43%

Debt to Equity

AROC

156.72%

Winner

PTGX

0.00%

Free Cash Flow Yield

Winner

AROC

10.67%

PTGX

-1.82%

P/S Ratio

Winner

AROC

4.27

PTGX

87.39

P/B Ratio

Winner

AROC

4.30

PTGX

9.90

AROC vs PTGX - Historical Returns

Returns include dividend reinvestment.

Period	AROC	PTGX
1 month	+5.42%	-3.66%
3 months	+12.86%	+23.26%
6 months	+60.18%	+19.45%
1 year	+54.69%	+122.63%
5 years(CAGR)	+37.90%	+24.38%
10 years(CAGR)	+24.52%	+24.80%
Max(CAGR)	+16.89%	+24.80%

Winner

AROC

+5.42%

PTGX

-3.66%

AROC

+12.86%

Winner

PTGX

+23.26%

Winner

AROC

+60.18%

PTGX

+19.45%

AROC

+54.69%

Winner

PTGX

+122.63%

5Y(CAGR)

Winner

AROC

+37.90%

PTGX

+24.38%

10Y(CAGR)

AROC

+24.52%

Winner

PTGX

+24.80%

Max(CAGR)

AROC

+16.89%

Winner

PTGX

+24.80%

AROC vs PTGX - Annual Returns (2015 - 2026)

Returns include dividend reinvestment.

Year	AROC	PTGX
2026	+40.27%	+17.01%
2025	+6.21%	+124.06%
2024	+69.80%	+64.82%
2023	+85.14%	+112.71%
2022	+23.92%	-69.11%
2021	-9.68%	+74.49%
2020	-6.16%	+190.91%
2019	+33.19%	+2.32%
2018	-21.59%	-68.18%
2017	-20.40%	-1.79%
2016	+89.70%	+87.95%
2015	-40.32%	N/A

AROC vs PTGX Drawdown Comparison

The maximum drawdown for AROC was -84.86%, occurring on Mar 18, 2020. Recovery took 1520 trading sessions.

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

The current AROC drawdown is -6.86%. The current PTGX drawdown is -3.75%.

Rank	AROC	PTGX
#1	-84.86% Feb 15, 2017 - Mar 2, 2023	-85.79% Sep 1, 2021 - Mar 10, 2025
#2	-69.30% Nov 4, 2015 - Aug 18, 2016	-82.13% Dec 5, 2016 - Feb 16, 2021
#3	-30.30% Jan 21, 2025 - Jan 30, 2026	-31.58% Mar 11, 2025 - Aug 27, 2025
#4	-23.64% Jul 22, 2024 - Nov 11, 2024	-20.33% Oct 17, 2016 - Nov 10, 2016
#5	-20.26% Mar 3, 2023 - Jul 28, 2023	-19.04% Mar 19, 2021 - May 18, 2021
#6	-17.55% Oct 10, 2016 - Nov 17, 2016	-16.38% Dec 12, 2025 - Mar 9, 2026
#7	-13.23% May 20, 2024 - Jul 11, 2024	-15.52% Oct 10, 2025 - Nov 24, 2025
#8	-13.12% Sep 8, 2016 - Sep 28, 2016	-12.77% Feb 16, 2021 - Mar 2, 2021
#9	-10.84% Dec 11, 2024 - Jan 13, 2025	-11.53% Aug 19, 2016 - Aug 31, 2016
#10	-10.15% Apr 5, 2024 - May 20, 2024	-9.62% Jun 8, 2021 - Jun 11, 2021
#11	-9.67% Sep 27, 2023 - Nov 2, 2023	-8.53% Aug 27, 2025 - Sep 18, 2025
#12	-9.25% Dec 19, 2023 - Jan 26, 2024	-7.43% Mar 31, 2026 - Apr 15, 2026
#13	-9.19% Dec 9, 2016 - Jan 4, 2017	-7.20% Jun 14, 2021 - Jun 16, 2021
#14	-7.98% Aug 9, 2023 - Sep 27, 2023	-7.18% Apr 17, 2026 - May 1, 2026
#15	-7.86% Mar 4, 2026 - Apr 24, 2026	-6.02% Nov 26, 2025 - Dec 8, 2025