Gossamer Bio (GOSS) Trailing 12-Month Income Statement

Income Statement Summary

Gossamer Bio (GOSS) trailing twelve month income statement covering six trailing twelve month periods to June 30, 2026, as reported to the SEC.

Gossamer Bio reported total revenue of $53.29M in the twelve months ended June 30, 2026, up 32.4% from $40.24M a year earlier.
Loss from operations was $166.09M, a bigger loss than the $145.62M a year earlier. Operating margin was -311.7%.
Net income was -$125.22M, a smaller loss than the $138.74M a year earlier. Net margin was -235%.
Diluted earnings per share was -$0.08, a smaller loss than the $0.17 a year earlier.
General and administrative took 90% of total revenue.

An income statement shows what a company sold and what it cost to run the business, ending with the profit left over.

Figures in USD thousands, except per share data

						Jun'26	Mar'26	Dec'25	Sep'25	Jun'25	Mar'25
Revenue:
Total revenue
53,286	55,537	48,471	44,051	40,237	124,590	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Total revenue						53,286	55,537	48,471	44,051	40,237	124,590	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Operating expenses:
Research and development
163,964	179,127	174,093	161,270	150,625	144,136	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Research and development						163,964	179,127	174,093	161,270	150,625	144,136	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
In process research and development
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
In process research and development						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
In process research and development
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
In process research and development						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
In process research and development
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
In process research and development						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
General and administrative
47,940	47,719	37,631	36,122	35,234	35,224	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
General and administrative						47,940	47,719	37,631	36,122	35,234	35,224	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Total operating expenses
219,379	234,321	219,199	204,868	185,859	179,360	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Total operating expenses						219,379	234,321	219,199	204,868	185,859	179,360	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Loss from operations
-166,093	-178,784	-170,728	-160,817	-145,622	-54,770	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Loss from operations						-166,093	-178,784	-170,728	-160,817	-145,622	-54,770	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Interest income
1,756	2,030	1,970	779	522	1,729	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Interest income						1,756	2,030	1,970	779	522	1,729	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Interest expense
10,959	10,998	10,989	10,976	10,962	11,134	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Interest expense						10,959	10,998	10,989	10,976	10,962	11,134	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Remeasurement of warrant liability
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Remeasurement of warrant liability						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Remeasurement of derivative liability
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Remeasurement of derivative liability						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Gain on debt extinguishment
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Gain on debt extinguishment						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Interest expense
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Interest expense						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Other income (loss), net
424	7,268	9,289	12,443	13,777	13,830	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Other income (loss), net						424	7,268	9,289	12,443	13,777	13,830	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Total other income, net
40,782	-1,700	270	2,246	3,337	4,425	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Total other income, net						40,782	-1,700	270	2,246	3,337	4,425	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Loss before provision (benefit) for income taxes
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Loss before provision (benefit) for income taxes						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Provision (benefit) for income taxes
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Provision (benefit) for income taxes						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Net income (loss)
-125,223	-180,396	-170,370	-156,161	-138,743	-51,238	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Net income (loss)						-125,223	-180,396	-170,370	-156,161	-138,743	-51,238	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Other comprehensive income (loss):
Foreign currency translation
1,333	-3,153	-6,248	-2,534	-4,664	-334	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Foreign currency translation						1,333	-3,153	-6,248	-2,534	-4,664	-334	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Unrealized loss on marketable securities
21	-47	-90	-342	94	138	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Unrealized loss on marketable securities						21	-47	-90	-342	94	138	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Other comprehensive income (loss)
1,354	-3,200	-6,338	-2,876	-4,570	-196	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Other comprehensive income (loss)						1,354	-3,200	-6,338	-2,876	-4,570	-196	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Comprehensive income (loss)
-123,869	-183,596	-176,708	-159,037	-143,313	-51,434	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Comprehensive income (loss)						-123,869	-183,596	-176,708	-159,037	-143,313	-51,434	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Net income (loss) per share, basic (in dollars per share)
0.05	-0.20	-0.21	-0.21	-0.17	-0.16	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Net income (loss) per share, basic (in dollars per share)						0.05	-0.20	-0.21	-0.21	-0.17	-0.16	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Net income (loss) per share, diluted (in dollars per share)
-0.08	-0.20	-0.21	-0.21	-0.17	-0.16	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Net income (loss) per share, diluted (in dollars per share)						-0.08	-0.20	-0.21	-0.21	-0.17	-0.16	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Weighted average common shares outstanding, basic (in shares)
320,014	234,137	232,001	227,981	227,275	226,818	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Weighted average common shares outstanding, basic (in shares)						320,014	234,137	232,001	227,981	227,275	226,818	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Weighted average common shares outstanding, diluted (in shares)
328,776	234,137	232,001	227,981	227,275	226,818	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Weighted average common shares outstanding, diluted (in shares)						328,776	234,137	232,001	227,981	227,275	226,818	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Net loss per share, basic and diluted (in dollars per share)
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Net loss per share, basic and diluted (in dollars per share)						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Weighted average common shares outstanding, basic and diluted (in shares)
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Weighted average common shares outstanding, basic and diluted (in shares)						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Revenue from sale of licenses
Total revenue
-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Total revenue						-	-	-	-	-	-	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Revenue from contracts with collaborators
Total revenue
53,286	55,537	48,471	42,120	38,306	33,908	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx
Total revenue						53,286	55,537	48,471	42,120	38,306	33,908	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx	xxxxx