DEEP FISSION, INC. (FISN) — research page
US · us-cm-kg/NASDAQ/FISN · as of 2026-11-08
Identity and listing
DEEP FISSION, INC. is listed on NASDAQ under ticker FISN, ISIN US2439271006, LEI 254900FXBKM1MS64FV40. Its security type is Corporate, its segment is not on the record, its sector is 4911 Electric Services, and its jurisdiction is United States, Delaware. Its listing status is listed, not halted.
| field | value | source · read date |
|---|---|---|
| name | DEEP FISSION, INC. | source · 2026-11-08 |
| exchange | NASDAQ | source · 2026-11-08 |
| ticker | FISN | source · 2026-11-08 |
| ISIN | US2439271006 | source · 2026-10-14 |
| LEI | 254900FXBKM1MS64FV40 | source · 2026-11-08 |
| security type | Corporate | source · 2026-11-08 |
| segment | not on the record | |
| sector | 4911 Electric Services | source · 2026-11-08 |
| jurisdiction | United States — Delaware | source · 2026-11-08 |
| status | listed, not halted | source · 2026-11-08 |
The disclosure read
The record holds 82 filings in the window 2025-11-08 to 2026-11-08, on 46 filing days, with a median gap of 6 days between filing days. The latest filing is dated 2026-11-04, four days before the record date of 2026-11-08, and is of type prospectus. The exchange median cadence gap is 6.0 days, with a median of 52 filings and a median latency of 5.0 days. The sector median cadence gap is 4.5 days, with a median of 73.0 filings and a median latency of 4.0 days.
| filings | median gap between filing days | days from latest filing to as-of | |
|---|---|---|---|
| this issuer | 82 | 6 | 4 |
| exchange median: NASDAQ (4359 issuers) | 52 | 6 | 5 |
| sector median: 4911 Electric Services (94 issuers) | 73 | 4.5 | 4 |
| date | type | category | filing |
|---|---|---|---|
| 2026-11-04 | prospectus | S-3 | S-3 — S-3 |
| 2026-11-04 | results | 10-Q | 10-Q — 10-Q |
| 2026-10-20 | corporate_news | 8-K | 8-K — FORM 8-K (items 7.01,9.01) |
| 2026-09-21 | corporate_news | 8-K | 8-K — FORM 8-K (items 7.01,9.01) |
| 2026-08-03 | results | 10-Q | 10-Q — 10-Q |
window 2025-11-08 to 2026-11-08 · the node's disclosure lines, as get_filings serves them
Auditor
The auditor of record is GRANT THORNTON LLP, located in Dallas, Texas. The record holds one auditor change, dated 2026-03-05.
Events and halts
The record holds two listing events, dated 2026-05-28 and 2026-06-17. It holds no delisting and no name change. The domicile change is not on the record, and the segment move is not on the record. The halt flag reads listed, not halted.
Orderability
The outcome is not determinable, because the chapter's orderability section carries no client categories and so the outcome cannot name its client category. The rule version is acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1, with the chapter as of 2026-11-04.
rule acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1 · chapter as of 2026-11-04 · the full outcome: get_orderability
Coverage
The issuer's investor-relations page names five research houses: Roth Capital Partners, Canaccord Genuity, Seaport Research Partners, Benchmark and Maxim Group.
| research house | analyst | source · read date |
|---|---|---|
| Roth Capital Partners | Craig Irwin | issuer page · 2026-11-11 |
| Canaccord Genuity | George Gianarikas | issuer page · 2026-11-11 |
| Seaport Research Partners | Jeff Campbell | issuer page · 2026-11-11 |
| Benchmark | Subash Chandra | issuer page · 2026-11-11 |
| Maxim Group | Tate Sullivan | issuer page · 2026-11-11 |
Open research
The record holds no openly published research notes. None was found.
Licensed
Licensed research: none loaded. A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded.
| licensor | entitlement | title | date | source |
|---|---|---|---|---|
| none loaded |
As-of depth
The vintage is sealed. The sealed years that hold the issuer are 2022, 2023, 2024, 2025 and 2026. The earliest sealed date for the US market is 2021-01-04, and the live record began on 2026-09-12.
Sources
10 source pages are named on this page; every value above carries its own source page and read date in the numbers.
- 10.1
- https://www.sec.gov/files/company_tickers_exchange.json (identity.exchange)
- 10.2
- https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data (identity.isin)
- 10.3
- https://data.sec.gov/submissions/CIK0001918102.json (identity.jurisdiction)
- 10.4
- https://api.gleif.org/api/v1/lei-records/254900FXBKM1MS64FV40 (identity.lei)
- 10.5
- https://mcp.us-cm-kg.ai/events/NASDAQ/FISN (the disclosure lines)
- 10.6
- https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts (the halt flag)
- 10.7
- https://www.sec.gov/Archives/edgar/data/1918102/000110465926043870/tmb-20251231x10k.htm (the auditor)
- 10.8
- https://mcp.us-cm-kg.ai/book/aio.json (the orderability chapter)
- 10.9
- https://www.deepfission.com/investors/stock-data/analyst-coverage (coverage)
- 10.10
- https://mcp.us-cm-kg.ai/record/NASDAQ/FISN (the record)
Read it by agent
The same page, signed and receipted: get_research at https://mcp.getresearch.ai/mcp with {"isin":"US2439271006"}. Twins: .md · .json. Written: Claude through the platform account, Haiku class; one pass; checked against the numbers. Page hash sha256:f8e36aa14ab53a94.