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FISN
Deep Fission, Inc. Common Stock
stock NASDAQ

At Close

Aug 7, 2026 3:59:41 PM EDT

9.01USD-2.595%(-0.24)180,384

0.00Bid 0.00Ask 0.00Spread

Pre-market

Aug 6, 2026 9:29:30 AM EDT

8.60USD-0.922%(-0.08)0

After-hours

Aug 7, 2026 4:28:30 PM EDT

9.45USD+4.883%(+0.44)5,557

Overview HistoricalExchangesShortsTrends

Date (EDT)	Open	High	Low	Close	Change	Volume	Change Since
2026-08-07	9.2500	9.5500	8.7600	8.9900	-2.495%	181,137	0.000%
2026-08-06	8.6100	9.5400	8.5200	9.2200	+5.977%	252,396	-2.495%
2026-08-05	9.0300	9.2000	8.4000	8.7000	-4.396%	425,166	+3.333%
2026-08-04	9.6200	10.5000	8.8200	9.1000	-8.266%	295,555	-1.209%
2026-08-03	9.5300	10.1100	9.4000	9.9200	+5.420%	198,687	-9.375%
2026-07-31	9.7500	10.0200	9.4100	9.4100	-2.183%	53,895	-4.463%
2026-07-30	9.5300	9.7000	9.3000	9.6200	-1.029%	84,001	-6.549%
2026-07-29	10.1900	10.1900	9.5500	9.7200	-1.719%	122,455	-7.510%
2026-07-28	9.8400	10.0000	8.8000	9.8900	+1.021%	320,117	-9.100%
2026-07-27	10.2700	10.2901	9.5400	9.7900	-4.581%	189,850	-8.172%
2026-07-24	10.5500	10.6499	10.0800	10.2600	-3.843%	70,191	-12.378%
2026-07-23	11.5000	11.5000	10.4000	10.6700	-7.779%	133,086	-15.745%
2026-07-22	11.1600	11.8500	11.1000	11.5700	+5.373%	131,444	-22.299%
2026-07-21	10.3200	11.1700	10.3100	10.9800	+6.499%	115,773	-18.124%
2026-07-20	10.6200	11.3200	10.2700	10.3100	-3.192%	117,597	-12.803%
2026-07-17	10.2900	10.7500	10.1000	10.6500	+1.332%	135,965	-15.587%
2026-07-16	12.1200	12.4200	10.3800	10.5100	-13.569%	197,880	-14.462%
2026-07-15	10.8700	12.8800	10.7300	12.1600	+14.178%	425,819	-26.069%
2026-07-14	10.5600	10.7200	10.2001	10.6500	+2.700%	93,536	-15.587%
2026-07-13	11.3500	11.5900	10.3100	10.3700	-6.661%	137,816	-13.308%
2026-07-10	11.1200	11.6150	10.5500	11.1100	-0.269%	99,486	-19.082%
2026-07-09	10.8800	11.7600	10.5000	11.1400	+1.365%	254,504	-19.300%
2026-07-08	10.4100	11.2900	9.9501	10.9900	+5.979%	142,980	-18.198%
2026-07-07	9.7000	10.5098	9.6100	10.3700	+4.960%	245,865	-13.308%
2026-07-06	10.4000	10.5765	9.2000	9.8800	-3.984%	376,882	-9.008%
2026-07-02	10.4000	10.5899	10.0400	10.2900	-1.907%	144,588	-12.634%
2026-07-01	10.8000	10.8000	9.9100	10.4900	-4.982%	238,744	-14.299%
2026-06-30	11.2200	11.2200	10.5000	11.0400	-0.090%	231,256	-18.569%
2026-06-29	11.2400	11.2400	9.6400	11.0500	+2.791%	277,711	-18.643%
2026-06-26	10.4000	11.4300	9.7400	10.7500	+7.178%	591,919	-16.372%
2026-06-25	10.0300	10.4799	7.6600	10.0300	+2.766%	823,667	-10.369%
2026-06-24	14.5000	14.5700	9.5600	9.7600	-21.543%	1,339,009	-7.889%
2026-06-23	12.0000	13.2500	11.8814	12.4400	+0.161%	805,261	-27.733%
2026-06-22	13.6100	15.5000	11.5300	12.4200	-14.698%	1,609,217	-27.617%
2026-06-18	16.0000	19.0000	14.5600	14.5600	+32.123%	2,778,992	-38.255%
2012-02-16	11.0200	11.0200	11.0200	11.0200	-0.091%	702	-18.421%
2012-02-15	11.0300	11.0300	11.0300	11.0300	0.000%	200	-18.495%
2012-02-14	11.0300	11.0300	11.0300	11.0300	-1.694%	200	-18.495%
2012-02-07	11.2040	11.2201	11.2040	11.2201	-0.970%	351	-19.876%
2012-02-02	11.3300	11.3300	11.3300	11.3300	+0.088%	292	-20.653%
2012-02-01	11.2700	11.3200	11.2700	11.3200	+1.707%	200	-20.583%
2012-01-31	11.1300	11.1300	11.1300	11.1300	-0.178%	300	-19.227%
2012-01-30	11.1499	11.1499	11.1499	11.1499	-0.001%	268	-19.371%
2012-01-27	11.1500	11.1500	11.1500	11.1500	+0.541%	189	-19.372%
2012-01-25	11.0300	11.0900	11.0300	11.0900	+1.837%	1,562	-18.936%
2012-01-24	10.8900	10.8900	10.8900	10.8900	+1.871%	800	-17.447%
2012-01-23	11.0400	11.0400	10.6900	10.6900	-3.083%	400	-15.903%
2012-01-19	11.0366	11.0366	10.9400	11.0300	+1.193%	1,211	-18.495%
2012-01-18	10.9000	10.9000	10.9000	10.9000	+1.301%	5,300	-17.523%
2012-01-17	10.7600	10.7600	10.7600	10.7600	+3.065%	200	-16.450%
2012-01-11	10.4400	10.4400	10.4400	10.4400	-0.477%	100	-13.889%
2012-01-10	10.4900	10.4900	10.4900	10.4900	+1.245%	162	-14.299%
2012-01-09	10.4000	10.4000	10.3600	10.3610	+0.592%	7,114	-13.232%
2012-01-05	10.2620	10.3000	10.2620	10.3000	-0.676%	1,638	-12.718%
2012-01-04	10.3500	10.3801	10.3500	10.3701	-0.574%	841	-13.308%
2012-01-03	10.4360	10.4360	10.4300	10.4300	+2.962%	465	-13.806%
2011-12-30	10.1300	10.1301	10.1300	10.1300	-2.876%	400	-11.254%
2011-12-27	10.3720	10.4300	10.3720	10.4300	-0.382%	200	-13.806%
2011-12-23	10.4200	10.4700	10.3400	10.4700	+0.955%	4,582	-14.136%
2011-12-22	10.3500	10.3780	10.3400	10.3710	+1.180%	1,967	-13.316%
2011-12-21	10.2500	10.2500	10.2500	10.2500	-1.157%	200	-12.293%
2011-12-20	10.3700	10.3700	10.3700	10.3700	+3.555%	700	-13.308%
2011-12-19	10.0140	10.0140	10.0140	10.0140	-0.457%	132	-10.226%
2011-12-15	10.0600	10.0600	10.0600	10.0600	-0.887%	200	-10.636%
2011-12-13	10.1800	10.1800	10.0500	10.1500	-1.072%	300	-11.429%
2011-12-12	10.1300	10.2600	10.1300	10.2600	-3.025%	200	-12.378%
2011-12-09	10.5800	10.5800	10.5800	10.5800	+1.731%	230	-15.028%
2011-12-08	10.4500	10.4500	10.4000	10.4000	-0.951%	1,100	-13.558%
2011-12-05	10.5700	10.5700	10.4999	10.4999	+0.209%	200	-14.380%
2011-12-02	10.4400	10.4780	10.4400	10.4780	-0.210%	10,957	-14.201%
2011-11-30	10.6099	10.6100	10.5000	10.5000	+4.063%	1,850	-14.381%
2011-11-29	10.0000	10.1000	10.0000	10.0900	+1.448%	2,250	-10.902%
2011-11-23	10.2100	10.2100	9.9460	9.9460	-5.636%	900	-9.612%
2011-11-14	10.5700	10.5700	10.5400	10.5400	-2.939%	700	-14.706%
2011-11-11	10.7100	10.8960	10.7100	10.8592	+1.963%	1,708	-17.213%
2011-11-10	10.6500	10.6501	10.6500	10.6501	-1.021%	264	-15.588%
2011-11-09	10.7600	10.7600	10.7600	10.7600	-4.525%	200	-16.450%
2011-11-08	11.2700	11.2700	11.2700	11.2700	+2.455%	200	-20.231%
2011-10-31	11.0000	11.0000	11.0000	11.0000	-3.762%	500	-18.273%
2011-10-27	11.4700	11.4700	11.4300	11.4300	+3.815%	785	-21.347%
2011-10-24	11.0100	11.0100	11.0100	11.0100	+1.381%	785	-18.347%
2011-10-19	10.8600	10.8601	10.8600	10.8600	-1.003%	400	-17.219%
2011-10-17	10.9700	10.9700	10.9700	10.9700	-0.813%	500	-18.049%
2011-10-14	11.0599	11.0599	11.0599	11.0599	+2.122%	100	-18.715%
2011-10-13	10.8300	10.8540	10.8300	10.8301	-1.812%	651	-16.991%
2011-10-12	11.0300	11.0300	11.0300	11.0300	+4.352%	100	-18.495%
2011-10-06	10.5701	10.5701	10.5700	10.5700	+2.721%	1,350	-14.948%
2011-10-05	10.3500	10.3500	10.2900	10.2900	+1.080%	2,500	-12.634%
2011-10-04	10.2600	10.3000	10.1800	10.1801	-5.301%	1,880	-11.690%
2011-09-30	10.7500	10.7500	10.7100	10.7500	0.000%	901	-16.372%
2011-09-28	10.7500	10.7500	10.7500	10.7500	-1.916%	100	-16.372%
2011-09-27	10.9000	10.9600	10.9000	10.9600	+2.251%	1,300	-17.974%
2011-09-26	10.7960	10.7960	10.7187	10.7187	-3.072%	200	-16.128%
2011-09-23	10.9880	11.0584	10.9880	11.0584	+2.409%	300	-18.704%
2011-09-22	11.0400	11.0400	10.7983	10.7983	-5.178%	887	-16.746%
2011-09-19	11.3980	11.3980	11.2792	11.3880	-1.912%	1,400	-21.057%
2011-09-16	11.6000	11.6100	11.6000	11.6100	+2.720%	200	-22.567%
2011-09-14	11.3026	11.3026	11.3026	11.3026	-0.680%	330	-20.461%
2011-09-13	11.3500	11.3800	11.3500	11.3800	+1.336%	1,100	-21.002%
2011-09-12	11.2600	11.2600	11.2300	11.2300	-1.750%	1,200	-19.947%
2011-09-09	11.6300	11.6300	11.4300	11.4300	-2.993%	300	-21.347%
2011-09-07	11.7826	11.7826	11.7826	11.7826	+0.620%	313	-23.701%
2011-09-06	11.8600	11.8600	11.7100	11.7100	-3.351%	900	-23.228%
2011-09-02	12.1160	12.1160	12.1160	12.1160	-0.280%	100	-25.801%
2011-09-01	12.3100	12.3100	12.1500	12.1500	-2.016%	340	-26.008%
2011-08-31	12.3700	12.4100	12.3600	12.4000	+1.723%	13,460	-27.500%
2011-08-30	12.0819	12.2400	12.0819	12.1900	+0.744%	32,000	-26.251%
2011-08-29	12.1000	12.1000	12.1000	12.1000	+1.517%	2,000	-25.702%
2011-08-26	11.9192	11.9192	11.9192	11.9192	+0.649%	100	-24.575%
2011-08-24	11.7700	11.9600	11.7700	11.8424	-0.484%	1,213	-24.086%
2011-08-23	11.9000	11.9000	11.9000	11.9000	+1.971%	1,360	-24.454%
2011-08-22	11.6700	11.6700	11.6700	11.6700	+0.777%	337	-22.965%
2011-08-19	11.5800	11.5800	11.5800	11.5800	-0.003%	1,000	-22.366%
2011-08-18	11.8000	11.8000	11.5310	11.5804	-3.824%	950	-22.369%
2011-08-17	12.0408	12.0408	12.0408	12.0408	+1.439%	100	-25.337%
2011-08-16	12.0000	12.0000	11.8100	11.8700	-1.771%	1,245	-24.263%
2011-08-15	12.0840	12.0840	12.0840	12.0840	+1.413%	200	-25.604%
2011-08-12	11.9144	11.9600	11.9090	11.9156	+1.582%	3,224	-24.553%
2011-08-11	11.6800	11.7400	11.6300	11.7300	+4.639%	1,900	-23.359%
2011-08-10	11.2100	11.2100	11.2100	11.2100	+0.089%	100	-19.804%
2011-08-09	11.3074	11.3074	11.2000	11.2000	+2.190%	513	-19.732%
2011-08-08	11.3400	11.3400	10.9600	10.9600	-5.269%	1,780	-17.974%
2011-08-05	11.8000	11.8000	11.3800	11.5696	-0.945%	2,600	-22.296%
2011-08-04	11.9900	12.1400	11.6800	11.6800	-5.578%	5,950	-23.031%
2011-08-03	12.5875	12.6000	12.3700	12.3700	-2.980%	1,725	-27.324%
2011-08-02	12.7700	12.8000	12.7400	12.7500	-0.235%	1,450	-29.490%
2011-08-01	12.9300	12.9300	12.7800	12.7800	-0.234%	1,365	-29.656%
2011-07-28	12.7900	12.8100	12.7900	12.8100	+0.628%	450	-29.820%
2011-07-27	12.9900	12.9900	12.7300	12.7300	-2.077%	950	-29.379%
2011-07-26	13.0540	13.0540	13.0000	13.0000	-0.612%	400	-30.846%
2011-07-25	13.0700	13.1400	13.0500	13.0800	-0.984%	4,038	-31.269%
2011-07-22	13.2000	13.2100	13.2000	13.2100	+1.615%	1,800	-31.945%
2011-07-21	13.0000	13.0000	13.0000	13.0000	+2.233%	700	-30.846%
2011-07-20	12.7900	12.7900	12.7160	12.7160	-0.656%	725	-29.302%
2011-07-19	12.8104	12.8104	12.7900	12.8000	+0.794%	400	-29.766%
2011-07-18	12.6992	12.6992	12.6992	12.6992	-1.097%	393	-29.208%
2011-07-15	12.8784	12.8784	12.8400	12.8400	-1.231%	600	-29.984%
2011-07-13	13.0900	13.0900	12.9600	13.0000	-1.291%	3,230	-30.846%
2011-07-11	13.2400	13.2400	13.1700	13.1700	-1.200%	4,360	-31.739%
2011-07-08	13.2700	13.3300	13.2700	13.3300	-1.186%	1,000	-32.558%
2011-07-05	13.4600	13.5000	13.4600	13.4900	-0.516%	1,305	-33.358%
2011-07-01	13.4300	13.5600	13.4300	13.5600	+0.148%	1,145	-33.702%
2011-06-30	13.5400	13.5400	13.5400	13.5400	+1.196%	200	-33.604%
2011-06-29	13.3100	13.4000	13.3100	13.3800	+0.666%	2,150	-32.810%
2011-06-28	13.2500	13.3400	13.2220	13.2915	-1.907%	2,340	-32.363%
2011-06-23	13.5499	13.5499	13.5499	13.5499	-1.168%	250	-33.653%
2011-06-22	13.7100	13.7100	13.7100	13.7100	+1.330%	275	-34.427%
2011-06-21	13.5300	13.5300	13.5300	13.5300	+0.820%	1,000	-33.555%
2011-06-17	13.5500	13.5500	13.4200	13.4200	+0.509%	300	-33.010%
2011-06-16	13.4401	13.4401	13.3520	13.3520	-0.802%	1,300	-32.669%
2011-06-15	13.7000	13.7000	13.4500	13.4600	-4.131%	4,400	-33.210%
2011-06-14	14.0400	14.0400	14.0400	14.0400	+1.739%	130	-35.969%
2011-06-10	14.1138	14.1138	13.8000	13.8000	-2.954%	5,432	-34.855%
2011-06-09	14.2200	14.2200	14.2200	14.2200	+0.709%	800	-36.779%
2011-06-08	14.1199	14.1199	14.1199	14.1199	-1.597%	250	-36.331%
2011-06-07	14.3200	14.3490	14.2600	14.3490	+1.478%	14,158	-37.348%
2011-06-06	14.2800	14.2800	14.1340	14.1400	-1.806%	5,312	-36.421%
2011-06-03	14.3500	14.4000	14.2800	14.4000	+0.699%	19,485	-37.569%
2011-06-02	14.3200	14.3460	14.2500	14.3000	+0.281%	52,470	-37.133%
2011-06-01	14.3660	14.4100	14.1400	14.2600	-0.683%	8,886	-36.957%
2011-05-31	14.3500	14.3580	14.3500	14.3580	+1.113%	970	-37.387%
2011-05-27	14.1600	14.2600	14.1600	14.2000	+1.429%	600	-36.690%
2011-05-26	14.0800	14.0800	13.9900	14.0000	-0.498%	2,800	-35.786%
2011-05-25	14.0000	14.0700	13.9560	14.0700	+0.214%	3,084	-36.105%
2011-05-24	14.0200	14.1200	14.0200	14.0400	+0.832%	2,600	-35.969%
2011-05-23	13.8600	13.9900	13.8600	13.9241	-1.943%	1,751	-35.436%
2011-05-20	14.3600	14.3600	14.1300	14.2000	-1.114%	2,700	-36.690%
2011-05-19	14.3500	14.3600	14.3200	14.3600	-1.711%	28,502	-37.396%
2011-05-18	14.5300	14.6100	14.5300	14.6100	+1.529%	1,050	-38.467%
2011-05-17	14.3700	14.3900	14.3000	14.3900	-0.346%	730	-37.526%
2011-05-16	14.6500	14.6500	14.4400	14.4400	+0.417%	6,083	-37.742%
2011-05-13	14.7500	14.7500	14.3800	14.3800	-1.910%	5,130	-37.483%
2011-05-12	14.7800	14.7800	14.6000	14.6600	+0.342%	7,615	-38.677%
2011-05-11	14.8000	14.9000	14.6000	14.6100	-2.051%	31,825	-38.467%
2011-05-10	14.9800	14.9800	14.8200	14.9160	+0.784%	3,800	-39.729%
2011-05-09	14.7900	14.8100	14.7100	14.8000	+0.503%	14,225	-39.257%
2011-05-06	14.9500	14.9500	14.5500	14.7260	-0.433%	3,625	-38.952%
2011-05-05	14.8100	14.9100	14.7200	14.7900	-0.135%	6,003	-39.216%
2011-05-04	14.9600	14.9800	14.8000	14.8100	0.000%	7,776	-39.298%

.dark-mode .Hs6nqm{ color: white; background-color: #333333; border: 2px solid white; }.light-mode .Hs6nqm{ color: #333333; background-color: white; border: 2px solid #333333; }FISNDeep Fission, Inc. Common Stockstock NASDAQ

FISN
Deep Fission, Inc. Common Stock
stock NASDAQ