Spero Therapeutics Inc (SPRO)

Spero Therapeutics Inc Stock (SPRO) Financials Data

*All numbers in millions

Period End Date	2026-06-30	2026-03-31	2025-12-31	2025-09-30	2025-06-30
Period Length	3 Months	3 Months	3 Months	3 Months	3 Months
Revenues	100.00%-	0.26	41.30	5.44	14.19
	27.32%9.93	7.80	9.89	13.36	16.63
Research and Development	18.05%3.43	2.91	5.59	8.60	10.67
Operating Income/Loss	31.68%-9.93	-7.54	31.41	-7.92	-2.44
Nonoperating Income/Loss	11.64%0.37	0.34	0.38	0.53	0.74
	32.61%-9.55	-7.20	31.52	-7.38	-1.70
Attributable To Parent	32.61%-9.55	-7.20	31.52	-7.38	-1.70
Basic Average Shares	1.20%57.97	57.28	-	56.28	56.03
Diluted Average Shares	1.20%57.97	57.28	-	56.28	56.03
Basic Earnings Per Share	23.08%-0.16	-0.13	-	-0.13	-0.03
Diluted Earnings Per Share	23.08%-0.16	-0.13	-	-0.13	-0.03