Tombstone Exploration Ratios and Metrics

Market cap in millions USD. Fiscal year is January - December.

Millions USD. Fiscal year is Jan - Dec.

Fiscal Year	Current	FY 2021	FY 2020	FY 2019	FY 2018	FY 2017
Period Ending	Dec '25 Dec 30, 2025	Dec '21 Dec 31, 2021	Dec '20 Dec 31, 2020	Dec '19 Dec 31, 2019	Dec '18 Dec 31, 2018	Dec '17 Dec 31, 2017
Market Capitalization	0	19	29	15	2	2
Market Cap Growth	-99.99%	-34.27%	98.77%	498.04%	0.62%	30.43%
Enterprise Value	-	19	29	15	2	2
Last Close Price	0.00	1.67	2.80	2.40	0.74	1.21
PB Ratio	0.00	8.78	11.70	25.08	-5.19	-7.63
P/TBV Ratio	0.00	8.78	11.70	25.08	-	-
Debt / Equity Ratio	0.26	0.26	0.12	0.68	-0.23	-0.01
Quick Ratio	0.20	0.20	0.32	1.37	0.08	0.14
Current Ratio	0.41	0.41	0.32	1.37	0.08	0.14
Return on Equity (ROE)	-78.54%	-78.54%	-88.50%	-3023.95%	-	-
Return on Assets (ROA)	-21.38%	-21.38%	-40.06%	-98.97%	-713.23%	-1512.69%
Return on Capital Employed (ROCE)	-47.50%	-47.50%	-55.40%	-111.20%	109.40%	257.70%
Earnings Yield	-136247.31%	-9.58%	-4.67%	-11.54%	-22.66%	-37.99%
FCF Yield	-	-1.65%	-1.26%	-2.35%	-7.17%	-15.53%
Buyback Yield / Dilution	-430.65%	-26.57%	-81.14%	-56.67%	-47.74%	-39.81%

Source: S&P Global Market Intelligence. Standard template. Financial Sources.