FISN - Latest News

Deep Fission, Inc. (FISN), operates in Industrials / Renewable Utilities, trades on NASDAQ.

Market capitalization stands near $733.7M. Beta to the broader market is 0.00.

The article list below shows the most recent FISN headlines from major financial news vendors. For options traders, the most actionable items are earnings releases, analyst rating changes, M&A activity, and regulatory filings - each can drive a meaningful repricing of implied volatility and shift dealer hedging flow. Pair the news context with the implied-volatility skew and gamma exposure views to see whether the options market has already priced in the headline.

Recent FISN Headlines

Deep Fission: Deployment Not A Criticality Experiment

seekingalpha.com - Jul 14, 2026

Deep Fission is not primarily trying to reinvent reactor physics; it is attempting to commercialize a borehole deployment model using conventional PWR

Deep Fission Prototype Reactor Canister Arrives at Kansas Site, Advancing Reactor Proof-of-Concept Program

businesswire.com - Jul 7, 2026

PARSONS, Kan. --(BUSINESS WIRE)---- $FISN--Deep Fission, Inc.

Deep Fission Joins DOE Secretary Wright at Idaho National Laboratory Event to Celebrate Nuclear Innovation

businesswire.com - Jun 25, 2026

IDAHO FALLS, Idaho--(BUSINESS WIRE)--Deep Fission, Inc. (Nasdaq: FISN) (“Deep Fission” or the “Company”), an advanced nuclear energy company developi

Advanced Nuclear Company Deep Fission Announces Customer Pipeline of Up to 18.5 Gigawatts of Generation Capacity

businesswire.com - Jun 24, 2026

BERKELEY, Calif. --(BUSINESS WIRE)--Deep Fission, Inc.

Advanced Nuclear Company Deep Fission Announces Closing of Public Offering of Common Stock

businesswire.com - Jun 22, 2026

BERKELEY, Calif. --(BUSINESS WIRE)--Deep Fission, Inc.

How News Affects FISN Options Pricing

Headlines and scheduled events drive implied volatility in two distinct ways. Pre-event, IV typically inflates as uncertainty about the outcome rises; this is the implied-volatility expansion that creates the long-vol setup. Post-event, IV typically contracts sharply as uncertainty resolves; this is IV crush, which makes premium-selling structures profitable when they survive the underlying move. The size of the crush depends on how stretched pre-event IV is relative to the realized move. Track FISN's implied vs realized volatility over the news cycle to size pre-event vs post-event positioning. For ticker-level dealer positioning context, the gamma exposure view shows whether dealers are positioned to amplify or dampen post-news moves.

Frequently asked FISN news questions

What is the latest FISN news headline?

The most recent FISN headline (Jul 14, 2026) is "Deep Fission: Deployment Not A Criticality Experiment". The five most recent stories with summaries and publication times are listed above, sourced from major financial news vendors.

How fresh is the FISN news on this page?

News rows refresh roughly every 30 minutes during the trading day. The five most recent headlines are listed in publication-time order. Press releases from the company itself typically appear within minutes of the wire release; third-party reporting may lag by 30-60 minutes depending on the source.

What FISN news moves options pricing?

Three categories move single-name IV most aggressively: scheduled earnings releases (priced into pre-event IV, crushed post-event), unscheduled M&A or strategic announcements (rapid IV expansion, slower decay), and regulatory or legal events (drug-trial readouts, antitrust filings, FDA approvals). Routine news flow (analyst commentary, sector rotation) typically does not move IV meaningfully unless it triggers a cluster of rating changes.

How can I track unusual FISN options activity related to news?

Unusual options activity often precedes news by hours to days; the canonical signals are volume substantially above the trailing average concentrated in a small number of strikes, atypical put/call skew, and aggressive execution (at-the-ask sweeps or block prints). Cross-reference the per-ticker gamma-exposure and volume-history pages with the news flow above to triangulate informed vs uninformed flow.