SPRO Key Financial Ratios - Spero Therapeutics, Inc.

Complete source-backed ratio history.

Historical Key Financial Ratios

Date	Current ratio	Debt/equity	ROA	ROE
2026-06-30	6.12	—	13.99%	16.70%
2026-03-31	10.5	—	25.81%	28.78%
2025-12-31	7.59	—	12.44%	14.52%
2025-09-30	3.83	—	-80.92%	-165.46%
2025-06-30	3.97	—	-86.29%	-163.28%
2025-03-31	2.56	—	-89.77%	-206.31%
2024-12-31	2.19	—	-62.03%	-148.66%
2024-09-30	2.68	—	2.61%	5.39%
2024-06-30	2.68	—	11.66%	21.71%
2024-03-31	3.35	—	13.98%	24.35%
2023-12-31	3.53	—	12.50%	21.34%
2023-09-30	4.01	—	-1.51%	-3.01%
2023-06-30	5.1	—	-10.23%	-18.46%
2023-03-31	4.42	—	-23.91%	-41.51%
2022-12-31	5.25	—	-37.19%	-61.13%
2022-09-30	3.26	—	-158.97%	-315.54%
2022-06-30	3.65	—	-178.07%	-315.40%
2022-03-31	1.92	—	-70.77%	-165.19%
2021-12-31	8.46	—	-52.49%	-101.71%
2021-09-30	7.64	—	-54.67%	-70.69%
2021-06-30	8.29	—	-63.13%	-83.65%
2021-03-31	7.29	—	-51.87%	-62.60%
2020-12-31	9.7	—	-51.03%	-59.30%
2020-09-30	8.12	—	-53.94%	-63.79%
2020-06-30	4.49	—	-85.60%	-113.28%
2020-03-31	4.31	—	-72.07%	-96.09%
2019-12-31	3.58	—	-57.49%	-81.80%
2019-09-30	6.9	—	-41.45%	-50.32%
2019-06-30	13.66	—	-32.17%	-36.04%
2019-03-31	17.48	—	-29.01%	-32.00%
2018-12-31	10.08	—	-32.32%	-36.10%
2018-09-30	13.01	—	-33.00%	-35.88%
2018-06-30	10.68	—	-61.02%	-67.82%
2018-03-31	13.67	—	-53.68%	-58.37%
2017-12-31	11.29	—	-41.45%	-45.79%
2017-09-30	3.92	—	-101.72%	39.04%
2016-12-31	1.72	—	—	—

Date	Current ratio	Debt/equity	ROA	ROE
2025-12-31	7.59	—	12.44%	14.52%
2024-12-31	2.19	—	-62.03%	-148.66%
2023-12-31	3.53	—	12.50%	21.34%
2022-12-31	5.25	—	-37.19%	-61.13%
2021-12-31	8.46	—	-52.49%	-101.71%
2020-12-31	9.7	—	-51.03%	-59.30%
2019-12-31	3.58	—	-57.40%	-81.66%
2018-12-31	10.08	—	-32.32%	-36.10%
2017-12-31	11.29	—	-41.45%	-45.79%
2016-12-31	1.72	—	-185.09%	56.10%
2015-12-31	—	—	—	54.73%