SIGA Technologies, Inc. (SIGA) NASDAQ

Currency In USD

SIGA Historical Return

If you invested $1000 in SIGA Technologies, Inc. (SIGA) 10 years ago, it would be worth $2,335.71 as of August 02, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $782.3, while $1000 invested 1 year ago would be worth $556.12. This corresponds to total returns of 133.57%, -21.77%, -44.39%, respectively, with annualized returns of 8.85%, -4.79%, -44.39%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

SIGA Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
July 31, 2026	3.25	3.27	3.27	3.32	3.15	661,009
July 30, 2026	3.33	3.25	3.25	3.33	3.21	431,512
July 29, 2026	3.33	3.34	3.34	3.43	3.29	1.01M
July 28, 2026	3.11	3.34	3.34	3.34	3.01	1.18M
July 27, 2026	3.13	3.1	3.1	3.21	3.02	3.97M
July 24, 2026	3.14	3.11	3.11	3.18	3.03	877,473
July 23, 2026	3.35	3.15	3.15	3.37	3.1	1.14M
July 22, 2026	3.57	3.39	3.39	3.59	3.36	469,126
July 21, 2026	3.48	3.58	3.58	3.61	3.44	463,115
July 20, 2026	3.46	3.48	3.48	3.49	3.4	381,725
July 17, 2026	3.53	3.44	3.44	3.55	3.44	328,782
July 16, 2026	3.57	3.56	3.56	3.68	3.51	675,389
July 15, 2026	3.44	3.56	3.56	3.57	3.41	529,576
July 14, 2026	3.61	3.42	3.42	3.62	3.42	455,788
July 13, 2026	3.59	3.61	3.61	3.71	3.59	562,372
July 10, 2026	3.52	3.59	3.59	3.61	3.49	627,493
July 09, 2026	3.56	3.5	3.5	3.59	3.42	659,991
July 08, 2026	3.66	3.54	3.54	3.66	3.51	588,616
July 07, 2026	3.78	3.67	3.67	3.81	3.63	580,204
July 06, 2026	3.89	3.75	3.75	3.9	3.74	488,892
July 02, 2026	3.75	3.86	3.86	3.95	3.75	544,960
July 01, 2026	3.64	3.72	3.72	3.82	3.64	741,420
June 30, 2026	3.62	3.64	3.64	3.75	3.56	1.1M
June 29, 2026	3.94	3.61	3.61	3.95	3.56	1.26M
June 26, 2026	3.9	3.92	3.92	4.04	3.82	1.99M
June 25, 2026	4.32	3.95	3.95	4.35	3.89	815,661
June 24, 2026	4.32	4.32	4.32	4.4	4.31	415,658
June 23, 2026	4.33	4.3	4.3	4.39	4.29	278,425
June 22, 2026	4.32	4.33	4.33	4.41	4.32	369,403
June 18, 2026	4.36	4.32	4.32	4.37	4.28	595,050
June 17, 2026	4.32	4.31	4.31	4.36	4.25	504,157
June 16, 2026	4.33	4.3	4.3	4.34	4.28	347,358
June 15, 2026	4.35	4.34	4.34	4.37	4.29	291,452
June 12, 2026	4.32	4.32	4.32	4.36	4.3	226,538
June 11, 2026	4.32	4.31	4.31	4.37	4.26	411,727
June 10, 2026	4.35	4.36	4.36	4.42	4.35	294,322
June 09, 2026	4.37	4.39	4.39	4.44	4.34	375,487
June 08, 2026	4.32	4.33	4.33	4.38	4.28	353,436
June 05, 2026	4.43	4.3	4.3	4.45	4.29	0
June 04, 2026	4.35	4.43	4.43	4.45	4.35	352,176
June 03, 2026	4.34	4.29	4.29	4.34	4.24	323,323
June 02, 2026	4.44	4.32	4.32	4.46	4.28	453,878
June 01, 2026	4.61	4.44	4.44	4.63	4.42	379,682
May 29, 2026	4.76	4.68	4.68	4.79	4.66	416,753
May 28, 2026	4.73	4.76	4.76	4.77	4.67	317,019
May 27, 2026	4.68	4.73	4.73	4.76	4.68	286,685
May 26, 2026	4.72	4.67	4.67	4.75	4.66	312,648
May 22, 2026	4.68	4.68	4.68	4.77	4.65	598,409
May 21, 2026	4.47	4.71	4.71	4.72	4.39	854,321
May 20, 2026	4.37	4.49	4.49	4.62	4.36	1.01M
May 19, 2026	4.25	4.37	4.37	4.39	4.2	486,904
May 18, 2026	4.2	4.27	4.27	4.3	4.17	598,999
May 15, 2026	4.22	4.17	4.17	4.31	4.1	700,053
May 14, 2026	4.31	4.26	4.26	4.38	4.25	442,408
May 13, 2026	4.42	4.31	4.31	4.47	4.3	512,390
May 12, 2026	4.55	4.45	4.45	4.55	4.31	629,305
May 11, 2026	4.84	4.55	4.55	4.92	4.54	498,231
May 08, 2026	4.64	4.8	4.8	4.81	4.4	1.08M
May 07, 2026	4.75	4.73	4.73	4.87	4.71	607,408
May 06, 2026	4.67	4.7	4.7	4.76	4.67	426,217