Which companies discussed Small Modular Reactors in earnings calls?

117 companies mentioned small modular reactors across 171 earnings calls over the past year, spanning 8 sectors. The most active were Amentum Holdings, Inc. (5 calls), ATS Corporation (5 calls), Curtiss-Wright Corporation (5 calls). The table below ranks every company by how often the theme came up, with direct links to each transcript.

Mentions over time

Data table
QuarterCalls mentioning Small Modular Reactors
2024Q31
2024Q463
2025Q147
2025Q237
2025Q346
2025Q451
2026Q139
2026Q248
2026Q332

Companies ranked by mentions

Company Ticker Sector Calls Last mention
Amentum Holdings, Inc. AMTM Industrials 5 Aug 11, 2026
ATS Corporation ATS Industrials 5 Aug 6, 2026
Curtiss-Wright Corporation CW Industrials 5 Aug 6, 2026
Aecon Group Inc. ARE Industrials 5 Jul 31, 2026
NANO Nuclear Energy Inc. NNE Industrials 4 Aug 12, 2026
Graham Corporation GHM Industrials 4 Aug 6, 2026
BWX Technologies, Inc. BWXT Industrials 4 Aug 3, 2026
Triveni Turbine Limited 533655 Industrials 3 Aug 11, 2026
Mirion Technologies, Inc. MIR Information Technology 3 Jul 29, 2026
Manila Electric Company MER Utilities 3 Jun 30, 2026
ACS, Actividades de Construcción y Servicios, S.A. ACS Industrials 3 May 12, 2026
Studsvik AB (publ) SVIK Industrials 3 Apr 23, 2026
Terrestrial Energy Inc. IMSR Industrials 2 Aug 11, 2026
AtkinsRéalis Group Inc. ATRL Industrials 2 Aug 6, 2026
NexGen Energy Ltd. NXE Energy 2 Aug 6, 2026
Fugro N.V. FUR Industrials 2 Jul 31, 2026
Flowserve Corporation FLS Industrials 2 Jul 30, 2026
Mersen S.A. MRN Industrials 2 Jul 30, 2026
Solstice Advanced Materials, Inc. SOLS Materials 2 Jul 30, 2026
Exosens EXENS Industrials 2 Jul 28, 2026
Aker Solutions ASA AKSO Energy 2 Jul 14, 2026
Reliance, Inc. RS Materials 2 Apr 23, 2026
S.N. Nuclearelectrica S.A. SNN Utilities 2 Mar 26, 2026
GE Vernova Inc. GEV Industrials 2 Mar 18, 2026
Ampco-Pittsburgh Corporation AP Materials 2 Mar 17, 2026
Maire S.p.A. MAIRE Industrials 2 Mar 4, 2026
Ameresco, Inc. AMRC Industrials 2 Mar 2, 2026
Lightbridge Corporation LTBR Energy 2 Feb 26, 2026
American Electric Power Company, Inc. AEP Utilities 2 Feb 12, 2026
Velan Inc. VLN Industrials 2 Jan 15, 2026
Siemens Energy AG ENR Industrials 2 Nov 20, 2025
ASP Isotopes Inc. ASPI Materials 1 Sep 8, 2026
IonQ, Inc. IONQ Information Technology 1 Sep 8, 2026
Standard Nuclear, Inc. STDN Energy 1 Aug 27, 2026
Nava Limited 513023 Industrials 1 Aug 14, 2026
Lumentum Holdings Inc. LITE Information Technology 1 Aug 11, 2026
Solaris Energy Infrastructure, Inc. SEI Energy 1 Aug 6, 2026
Standard Engineering Technology Limited SETL Industrials 1 Aug 6, 2026
IMI plc IMI Industrials 1 Jul 31, 2026
Exco Technologies Limited XTC Consumer Discretionary 1 Jul 30, 2026
Exelon Corporation EXC Utilities 1 Jul 30, 2026
Bodycote plc BOY Industrials 1 Jul 28, 2026
Tubacex, S.A. TUB Materials 1 Jul 24, 2026
Granules India Limited 532482 Health Care 1 Jul 21, 2026
Energy Fuels Inc. EFR Energy 1 Jun 24, 2026
Babcock International Group PLC BAB Industrials 1 Jun 22, 2026
Amprius Technologies, Inc. AMPX Industrials 1 Jun 17, 2026
Sealmatic India Limited 543782 Industrials 1 Jun 10, 2026
X-Energy, Inc. XE Industrials 1 Jun 4, 2026
The Anup Engineering Limited ANUP Industrials 1 May 28, 2026

Representative quotes

…grid. It's not on the chart. It plugs into the wall. So you don't have to buy a nuclear power reactor to run the machine. We are privileged and proud now to have SkyWater and IonQ come together as 1 company called IonQ. Welcome…
IonQ, Inc. (IONQ), September 8, 2026. Read the full transcript →
…plus market is compelling as the existing reactor fleet moves towards higher enrichment of materials, but it also supports the small modular deployment that we see ongoing now. Having access to Halo will allow us to support the advanced reactors that are coming online. And again…
ASP Isotopes Inc. (ASPI), September 8, 2026. Read the full transcript →
…commercial behind the meter. This is where we are pointed today, and it is what our capacity is being built against. Small modular reactors also represent a substantial market, but they arrive later as those designs work through licensing and reach commercial viability towards…
Standard Nuclear, Inc. (STDN), August 27, 2026. Read the full transcript →
…certain opportunities that we are currently investigating and assessing. And with regards to nuclear, I think the whole concept of the small modular reactors, which we term as SMRs now, seems to be gaining a lot of attraction. And given that we are in the power space…
Nava Limited (513023), August 14, 2026. Read the full transcript →

Frequently asked questions

What is Small Modular Reactors and why are companies discussing it?

Nuclear technology being procured by hyperscalers to power AI data centers — early-stage but high-signal.

Which company mentioned small modular reactors most in the past year?

Amentum Holdings, Inc. (AMTM) led with 5 calls referencing small modular reactors, most recently on August 11, 2026.

How can I track small modular reactors mentions across earnings calls via API?

The EarningsCalls.dev REST API exposes the same data behind this page. Use the search_transcripts and count_mentions_by_ticker endpoints to query our archive of 33,000+ earnings call transcripts — keyword search, sector / date filters, per-company mention counts, and the underlying full transcripts. See the API docs →

Small Modular Reactors by sector

Related energy themes

Last updated: September 14, 2026. Methodology: full-text search across all earnings call transcripts in our corpus over the past 12 months, matching the canonical term and its aliases (small modular reactor, smr, small modular reactor, small modular reactors). Mentions are per call, not per occurrence within a call; the company-rank table is built by counting distinct calls mentioning the theme. Page refreshes every hour at the edge as new calls land in our archive.