Home / Themes / Modern Warfare '26: SONAR & Subsea Systems
Modern Warfare '26: SONAR & Subsea Systems
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Theme thesis · 2 uploads · 5/5 sections · Tickers 5 with notes · 10 pending
Bull / Bear Details has the investment thesis and bull/bear points. Overview is monitoring guidance (hiring, forums, second-order trends, search keywords, Google Trends, datasets).
Bull / Bear DetailsThe Modern Warfare '26: SONAR & Subsea Systems theme is propelled by the escalating threat of stealthy subsea drones to military assets and critical infrastruct
Thesis
The Modern Warfare '26: SONAR & Subsea Systems theme is propelled by the escalating threat of stealthy subsea drones to military assets and critical infrastructure. This drives significant global investment in offensive UUVs and advanced defensive sonar, acoustic, and integrated subsea protection systems. The bull case is highly compelling.
Bull case
The proven effectiveness of low-cost, stealthy subsea drones in recent conflicts (e.g., Ukraine's strike on a Russian submarine) highlights a critical vulnerability for high-value naval assets and ports. This drives urgent and substantial global defense spending on both offensive UUV development and comprehensive subsea countermeasures.
Beyond military targets, vital undersea infrastructure like communication cables and pipelines are increasingly at risk from subsea threats. This expands the market for subsea systems to include integrated sensing, seabed mapping, acoustic monitoring, and autonomous inspection drones for civilian and dual-use applications, creating new revenue streams.
The inherent difficulty of detecting stealthy underwater threats is accelerating R&D and adoption of advanced sonar, acoustic sensors, and integrated subsea protection systems. This technological race fosters innovation in areas like Synthetic Aperture Sonar, autonomous roving inspector drones, and specialized anti-UUV weaponry.
Bear case
While the need is urgent, the development and integration of large, complex subsea systems (e.g., XLUUVs, comprehensive port defense) often face lengthy timelines, technical hurdles, and potential cost overruns, as evidenced by historical under-delivery by major primes. This could delay widespread deployment and revenue realization.
The theme attracts both established defense primes and smaller, innovative companies. This intense competition, particularly from agile smaller players challenging incumbents, could lead to pricing pressures, market fragmentation, and difficulty for some companies to secure significant market share or achieve economies of scale.
Despite the clear threat, defense budgets are subject to political and economic pressures. The high cost of developing and deploying advanced subsea defense systems, combined with competing priorities across other modern warfare domains (e.g., directed energy, missile defense), could lead to slower-than-anticipated spending or reallocation of funds.
Overview
Hiring Trend Watchpoints
Forum Watchlist
- subreddit — r/CredibleDefensehigh
Discussions on military strategy, emerging technologies, geopolitical implications, and defense budget analysis.
- forum — Defense One Forumhigh
Expert analysis, policy discussions, and industry insights on defense technology, procurement, and strategy.
- subreddit — r/MilitaryTechnologymedium
Updates and discussions on new military hardware, including drones, electronic warfare systems, and subsea vehicles.
- forum — Association of Old Crows (AOC) Forumshigh
Specialized discussions on electronic warfare, signals intelligence, and cyber-electromagnetic activities, including technical challenges and convergence.
- community — NDIA Emerging Technologies Conference discussions/recapshigh
Insights into DoD's highest priority joint mission areas, new technologies, acquisition opportunities, and industry-government engagements.
- forum — Subsea World News / Offshore Energy Forumsmedium
Discussions on subsea technology, offshore operations, and the intersection with defense applications, particularly for companies like Oceaneering and Kraken Robotics.
- subreddit — r/geopoliticsmedium
Broader geopolitical developments, especially those impacting defense spending, Arctic security, and US-China/Russia tensions.
Second Order Trends
Search Keywords Brand Product
- HELSI laser
- Iron Beam laser
- Golden Dome missile defense
- C-UAS systems
- counter-drone technology
- electronic warfare systems
- subsea drones
- UUVs
- XLUUVs
- sonar systems
- synthetic aperture sonar
- KATFISH
- SeaPower batteries
- SIIPS Oceaneering
- Arctic Security Cutters
- Azipod propulsion
- SAMP/T NG
- Patria 6x6
- Nammo ammunition
- EMSS Iridium
- Lightspeed constellation
- DragonFire laser
- LITE BEAM
- Shahed drone
- Switchblade drone
- Replicator 2.0
- Hypersonic & Ballistic Tracking Space Sensor
- Proliferated Warfighter Space Architecture
- Resilient Missile Warning Missile Tracking
- Glide Phase Interceptor
Search Keywords Policy Regulatory
- FY2026 US defense budget
- One Big Beautiful Bill Act
- OBBBA
- IRON DOME Act
- Replicator 2.0 solicitation
- CMMC compliance
- ITAR restrictions
- Arctic Foreign Policy Canada
- Polar Silk Road initiative
- National Defense Authorization Act FY26
Search Keywords Event Phrases
- US-Iran conflict
- Arctic militarization
- Greenland rare earth mining
- Northern Sea Route traffic
- NATO Arctic defense exercises
- Cyber/EW Convergence 2026
- Emerging Technologies for Defense Conference 2026
- World Defense Show Riyadh nLIGHT
Google Trend Product Category Intent
Google Trend Consumer Intent
Google Trend Macro Policy Terms
Top datasets to track
1. US Department of Defense Contract Awards Type: company-level · Provider: DoD, various government procurement databases Cadence: Daily/Weekly Why it matters: Directly tracks allocation of defense spending to specific companies and programs, indicating theme strengthening or weakening. Look for awards in C-UAS, EW, Subsea, DEW, and Arctic defense. Suggested query: DoD contract awards C-UAS, DoD contract awards electronic warfare, DoD contract awards UUV, DoD contract awards directed energy, DoD contract awards Arctic Confidence: high
2. Arctic Ship Traffic Data (ASTD) Type: alternative data · Provider: PAME (Protection of the Arctic Marine Environment) Working Group of the Arctic Council Cadence: Annual/Quarterly updates Why it matters: Monitors commercial and military activity in the Arctic, including Northern Sea Route traffic, which is a key driver for Arctic defense and subsea infrastructure protection. Suggested query: Arctic ship traffic data, Northern Sea Route vessel movements, PAME ASTD report Confidence: high
3. Global Defense Spending by Country/Region Type: economic data · Provider: SIPRI, IHS Janes, Deloitte, national defense ministries Cadence: Annual/Quarterly Why it matters: Provides macro context for overall theme strength, especially increases in NATO/EU defense budgets and specific allocations to technology modernization. Suggested query: Global defense spending 2026, NATO defense budget increase, EU defense spending trends Confidence: high
4. Defense Industry Job Postings (Cleared Talent Focus) Type: alternative data · Provider: Burning Glass Technologies, LinkedIn, company career pages, specialized defense recruiters Cadence: Monthly/Quarterly Why it matters: Indicates demand for specific skills (AI/ML, cybersecurity, autonomous systems, EW engineers) and the health of the defense industrial base's workforce. Focus on cleared roles. Suggested query: Defense tech jobs cleared, AI engineer defense, subsea robotics careers, electronic warfare specialist jobs Confidence: high
5. Rare Earth Element Production/Reserves (Greenland Focus) Type: economic data · Provider: USGS, national geological surveys, mining company reports Cadence: Annual/As available Why it matters: Tracks progress and investment in critical mineral extraction in Greenland, a key aspect of Arctic resource competition and supply chain independence. Suggested query: Greenland rare earth production, Tanbreez project status, Kvanefjeld mining updates Confidence: medium
Key Metrics
| Metric | Cadence | What It Signals | Update Source |
|---|---|---|---|
| Global Undersea Warfare Systems Market Size (USD billions) | Annually (reports typically released Q1/Q2 for previous year's data and future forecasts) | The market is projected to grow from $22.6 billion in 2026 to $28.51 billion in 2030 at a CAGR of 6.0%. A higher-than-forecasted growth rate indicates accelerated investment in subsea defense, signaling a bullish outlook for the theme. | LLM_Approved |
| Number of Active Unmanned Underwater Vehicle (UUV) Programs of Record and Major Procurement Contracts by Global Navies | Quarterly/Annually (major contract awards and program updates are reported as they occur; budget estimates are annual) | An increase in formal programs (e.g., US Navy's Lionfish, Viperfish) and large-scale procurements signifies maturing technology and widespread adoption, indicating strong, sustained demand for subsea systems. | LLM_Approved |
| Year-over-year Growth Rate (%) of the Military Acoustic Threat Detection Market | Annually (reports often provide historical data and 5-10 year forecasts) | The global acoustic threat detection market is projected to grow at a CAGR of 10.6% from 2026-2034. Higher growth indicates increasing investment in detecting and countering underwater threats, driven by UUV proliferation and critical infrastructure protection, signaling a bullish trend. | LLM_Approved |
Upcoming Catalysts
| Catalyst ID | Estimated Timing | Estimated Date Start | Estimated Date End | Catalyst | Why It Matters | Ticker Or Theme Specific | Transcript Date | Source Type | Catalyst Source |
|---|---|---|---|---|---|---|---|---|---|
| ESLT_ca6881ad | for the future | 2025-10-01 | 2027-09-30 | Elbit Systems' ability to achieve targeted growth in European backlog and maintain a flattish domestic (Israel) backlog. | Success in growing European backlog is crucial for overall company growth and revenue diversification, especially if domestic demand slows post-ceasefire. Failure to achieve this could negatively impact revenue and investor sentiment. | Ticker | 2025-11-18 | earnings_transcript | ESLT (ticker) |
| ESLT_d85d365e | continue to see growth | 2025-10-01 | 2026-09-30 | Elbit Systems' Aerospace segment achieving single-digit revenue growth. | The Aerospace segment is a significant part of the business. Achieving this growth is important for overall revenue targets and demonstrates the company's ability to capitalize on U.S. defense spending and UAV demand. | Ticker | 2025-11-18 | earnings_transcript | ESLT (ticker) |
| ESLT_a6aff2ab | next year, we'll see many more orders here in Israel for ground high-power lasers. | 2026-01-01 | 2026-12-31 | Receipt of 'many more orders' in Israel for ground high-power lasers following the IRON BEAM deployment. | Significant follow-on orders would confirm market acceptance and revenue potential for Elbit's directed energy solutions, impacting future revenue and backlog. | Ticker | 2025-11-18 | earnings_transcript | ESLT (ticker) |
| ESLT_90bf902e | continue to improve | 2025-10-01 | 2026-09-30 | Elbit Systems' ability to continue improving its profitability (margins) and cash conversion. | Continued margin expansion and strong cash conversion are key indicators of operational efficiency and financial health, directly impacting EPS and valuation. | Ticker | 2025-11-18 | earnings_transcript | ESLT (ticker) |
| ESLT_83b27d68 | certainly look for opportunities, for acquisitions in the U.S., we are exploring the market. | 2025-10-01 | 2027-09-30 | Elbit Systems pursuing and completing M&A transactions in the U.S. | Successful M&A could expand Elbit's U.S. market presence, product portfolio, and revenue streams, leveraging the U.S. DoD budget and potentially impacting valuation. | Ticker | 2025-11-18 | earnings_transcript | ESLT (ticker) |
| ESLT_26ff2cb6 | planning to pursue it | 2025-10-01 | 2026-09-30 | Elbit Systems securing new contracts for border protection systems in the U.S. | Winning new border protection contracts would diversify revenue, capitalize on existing capabilities, and contribute to backlog growth. | Ticker | 2025-11-18 | earnings_transcript | ESLT (ticker) |
| ESLT_208db52c | this year, we believe that we will start delivering equipment from the Ramat Beka facility. Actually, it should happen quite soon. | 2026-04-01 | 2026-12-31 | Elbit Systems expects to begin delivering equipment from its expanded Ramat Beka facility in Israel. | This event is crucial for addressing growing global capacity constraints and meeting elevated demand, potentially enabling higher revenue generation and backlog conversion. | Ticker | 2026-03-17 | earnings_transcript | ESLT (ticker) |
| ESLT_eafb3de0 | we hope to get the contract soon | 2026-04-01 | 2026-09-30 | Elbit Systems anticipates securing a significant contract from the Hellenic Armed Forces for its PULS rocket artillery system, following parliamentary approval and ongoing commercial negotiations. | This large contract, potentially worth $750 million, would add to Elbit's record backlog, further strengthening its position in the European defense market and providing future revenue visibility. | Ticker | 2026-03-17 | earnings_transcript | ESLT (ticker) |
| HO.PA_153249de | operational as early as 2027, pending regulatory approval | 2026-03-14 | 2027-12-31 | Securing regulatory approvals from competition authorities and European regulators for the BROMO Project, a joint venture between Thales, Airbus, and Leonardo to create a leading European space player. | Approval is crucial for the formation of the joint venture, which aims to strengthen Europe's strategic autonomy in space, boost innovation, and enhance competitiveness against global players, potentially opening new growth avenues for Thales. | Ticker | 2026-03-03 | earnings_transcript | HO.PA (ticker) |
| HO.PA_5734857f | Another key area of focus in 2026 will be to restore growth in our cyber business. ... we believe that we should see growth accelerating throughout 2026. | 2026-03-14 | 2026-12-31 | Thales' ability to restore organic sales growth in its Cyber & Digital segment, particularly in Cyber Products, following challenges from sales force integration and staff turnover. | Restoring growth in Cyber is a key priority for management and essential for value creation, impacting the segment's revenue and profitability and overall group performance. | Ticker | 2026-03-03 | earnings_transcript | HO.PA (ticker) |
| HO.PA_0355ed80 | on the verge of, I would say, launching new solutions, leveraging Agentic AI | 2026-03-14 | 2026-12-31 | Launch of new cyber security solutions by Thales that leverage Agentic AI capabilities. | These new solutions are expected to enhance the efficiency of Thales' cyber products against cyber attacks, potentially strengthening its competitive edge and driving sales in the cyber market. | Ticker | 2026-03-03 | earnings_transcript | HO.PA (ticker) |
| LHX_c268026f | in 2026 | 2026-01-01 | 2026-12-31 | L3Harris's planned Initial Public Offering (IPO) of its Missile Solutions business, which will create a majority-owned public company with the Department of War as an anchor investor. | This strategic action is expected to unlock value for shareholders, drive business growth, and significantly expand missile production capacity, impacting valuation and future revenue trajectory. | Ticker | 2026-01-29 | earnings_transcript | LHX (ticker) |
| LHX_214c492f | in 2026 | 2026-01-01 | 2026-12-31 | The conversion of the Department of War's $1 billion preferred security investment into a single-digit equity ownership stake in L3Harris's Missile Solutions business following its planned 2026 IPO. | This investment provides capital for capacity expansion and signals strong government backing, which could positively impact investor sentiment and the business's long-term growth prospects. | Ticker | 2026-01-29 | earnings_transcript | LHX (ticker) |
| LHX_4dc6b638 | upcoming | 2026-04-26 | 2027-04-26 | Award of the Hypersonic and Ballistic Tracking Space Sensor (HBTSS) contract, for which L3Harris is well-positioned. | Winning this contract would reinforce L3Harris's leadership in space-based missile defense, contribute to its order book, and drive future revenue growth in its Space and Mission Systems segment. | Ticker | 2026-01-29 | earnings_transcript | LHX (ticker) |
| LHX_a12a79fa | in 2026 | 2026-01-01 | 2026-12-31 | L3Harris expects to book an initial order of over $700 million in 2026 for multi-aircraft special mission business jets for an international customer, part of a potential $2 billion-plus program. | This significant order will contribute to L3Harris's 2026 revenue guidance and backlog, demonstrating continued international demand for its ISR aircraft missionization capabilities. | Ticker | 2026-01-29 | earnings_transcript | LHX (ticker) |
| LHX_ec396fc8 | upcoming | 2026-04-26 | 2026-07-26 | The Department of War is expected to provide a spend plan to Congress for the $155 billion reconciliation, after which funds will be allocated. | This allocation of significant funding, particularly for 'Golden Dome' initiatives, will drive demand for L3Harris's space-based interceptors, satellite architectures, and missile defense solutions, potentially leading to new contract awards. | Theme | 2026-01-29 | earnings_transcript | LHX (ticker) |
| LHX_b7ed3452 | over the next several months | 2026-04-26 | 2026-10-26 | The US Army is reviewing and conducting experimentation and demos for future tactical radio programs, leading to procurement decisions. | Favorable decisions for L3Harris's software-defined radios would secure domestic contracts and contribute to revenue growth in the Communications and Spectrum Dominance (CSD) segment, reinforcing its market position. | Ticker | 2026-01-29 | earnings_transcript | LHX (ticker) |
| TDY_db7b0c58 | for 2026 | 2026-04-22 | 2026-12-31 | Teledyne's achievement of its updated 2026 sales guidance of $6.415 billion and non-GAAP EPS guidance of $23.85 to $24.15. | Meeting or exceeding this updated guidance would be bullish for investor sentiment and valuation, while a miss would be bearish, impacting the company's financial outlook. | Ticker | 2026-04-22 | earnings_transcript | TDY (ticker) |
| TDY_87b3ee3d | second quarter of 2026 | 2026-04-01 | 2026-06-30 | Teledyne's achievement of its Q2 2026 GAAP EPS guidance of $4.75 to $4.90 and non-GAAP EPS guidance of $5.70 to $5.80. | Meeting or exceeding this short-term guidance would positively impact investor sentiment and validate management's projections, while a miss could be bearish. | Ticker | 2026-04-22 | earnings_transcript | TDY (ticker) |
| TDY_c53e8e3c | in the next 6 months or so | 2026-04-22 | 2026-10-22 | Significant pickup in defense orders, particularly for drones, counter-drones, and underwater vehicles, coupled with government investments to increase Teledyne's production capacity in specific defense areas. | This would lead to accelerated revenue growth in the defense segment, driven by geopolitical conflicts and increased demand for modern warfare technologies, positively impacting overall company performance and investor sentiment. | Ticker | 2026-04-22 | earnings_transcript | TDY (ticker) |
| TDY_73149ca4 | this year | 2026-04-22 | 2026-12-31 | Teledyne's completion of tuck-in or midsized acquisitions, as the company is actively pursuing opportunities with its low leverage. | Acquisitions can expand Teledyne's product portfolio, market reach, and potentially be accretive to earnings, driving growth and enhancing strategic positioning. | Ticker | 2026-04-22 | earnings_transcript | TDY (ticker) |
| TDY_cc2f08dd | this year | 2026-04-22 | 2026-12-31 | Teledyne generating over $1 billion in free cash flow for the full year 2026, with a potential to reach $1.1 billion. | Strong free cash flow provides financial flexibility for strategic investments like acquisitions, R&D, and capital expenditures, supporting long-term growth and shareholder value. | Ticker | 2026-04-22 | earnings_transcript | TDY (ticker) |
| TDY_56780771 | throughout the year | 2026-04-22 | 2026-12-31 | The Instrumentation segment's operating margin increasing sequentially each quarter to reach 27.5% for the full year and 29% in Q4 2026. | Improved margins in this segment, driven by a favorable product mix shift and a rebound in higher-margin test and measurement products, would contribute to overall profitability and EPS. | Ticker | 2026-04-22 | earnings_transcript | TDY (ticker) |
| TDY_9225c374 | throughout the year | 2026-04-22 | 2026-12-31 | Digital Imaging segment leading overall company margin expansion with an increase of 105-107 basis points for the full year 2026. | Significant margin improvement in the largest segment would directly boost overall company profitability and EPS, positively impacting valuation. | Ticker | 2026-04-22 | earnings_transcript | TDY (ticker) |
| TDY_85026971 | FY '27 budget request | 2026-04-22 | 2026-09-30 | Approval and allocation of the US FY2027 defense budget request, particularly the $70 billion for drone funding and the 'Golden Dome' program. | Significant funding for drone programs and space-based sensing would create substantial demand for Teledyne's products, driving revenue growth in Digital Imaging and Aerospace & Defense segments. | Theme | 2026-04-22 | earnings_transcript | TDY (ticker) |
| TDY_8a890642 | for now for | 2026-04-22 | 2026-12-31 | Teledyne's unmanned systems business exceeding its current $500 million revenue projection and 10% growth rate for 2026. | Outperformance in this high-growth area, driven by strong demand for drones and subsea vehicles, would be bullish for revenue and investor sentiment, potentially leading to upward revisions in guidance. | Ticker | 2026-04-22 | earnings_transcript | TDY (ticker) |
| ESLT_a7a918ed | The parliamentary window expected in the second half of 2026 will determine the contractual arrangements and initial deliveries. | 2026-07-01 | 2027-03-20 | Germany is expected to finalize a major procurement framework agreement for up to 500 EuroPULS rocket artillery systems, with contractual arrangements and initial deliveries determined during a parliamentary window. | This substantial contract, potentially worth €6 billion, would establish Germany as a key EuroPULS production hub and significantly boost Elbit's revenue and market share in Europe. | Ticker | 2026-03-17 | earnings_transcript | ESLT (ticker) |
| LHX_6f7cbb36 | second half of the year | 2026-07-01 | 2026-12-31 | Closing of the sale of a 60% stake in L3Harris's civil space propulsion and power business to AE Industrial Partners. | This transaction enables L3Harris to sharpen its focus on priorities for the Department of War and allies, potentially impacting portfolio alignment and future growth strategy. Management will update guidance upon closing. | Ticker | 2026-01-29 | earnings_transcript | LHX (ticker) |
| LHX_5ebbd947 | later this year | 2026-07-01 | 2026-12-31 | L3Harris plans to file Form S-1 for the initial public offering (IPO) of its Missile Solutions business later in 2026. | The S-1 filing will provide detailed financial and operational information about the Missile Solutions business, offering greater transparency and potentially influencing investor sentiment ahead of the IPO. | Ticker | 2026-01-29 | earnings_transcript | LHX (ticker) |
| TDY_3be47bd9 | second half of the year | 2026-07-01 | 2026-12-31 | The market introduction of PCI Express Gen 6 CPUs and GPUs, leading to a rebound in Teledyne's protocol analyzer sales within the Instrumentation segment. | This would drive sales growth in the higher-margin test and measurement business, contributing to the expected full-year growth and margin improvement in the Instrumentation segment. | Ticker | 2026-04-22 | earnings_transcript | TDY (ticker) |
NotesNew Initiative
| Date | Type | Comment | Detail | Sentiment | Tickers | IS CHANGE |
|---|---|---|---|---|---|---|
| 2026-04-14 | Theme Update | The transcript reinforces the critical and growing importance of SONAR and Subsea Systems within modern warfare. The rise of cheap, stealthy subsea drones creates significant asymmetric threats to expensive naval assets and critical undersea infrastructure, driving accelerated investment in both offensive UUV capabilities and advanced defensive countermeasures. This includes integrated detection, counter-UUV technologies, and robust subsea infrastructure protection, with a notable focus on Arctic defense and communication. Specialized integrators and sensor providers are key beneficiaries. | New Initiative | Positive | BA, HII, NOC, GD, KOG, EXA FP, DRS US, PNG CN, NORBT NO, OII US, IRDM US, MDA CN | False |
Constituents
- ESLTT3— Elbit Systems Ltd.
- HO.PAT3— Thales S.A.
- KRMNT3— Karman Holdings Inc.
- LHXT3— L3Harris Technologies, Inc.
- TDYT3— Teledyne Technologies Incorporated
- ASELS.IST3· no notes yet
- BWXTT3· no notes yet
- CHRT.LSET3· no notes yet
- CODAT3· no notes yet
- ESET3· no notes yet
- GDT3· no notes yet
- KOG.OLT3· no notes yet
- OPTTT3· no notes yet
- PNG.VT3· no notes yet
- SAAB-B.STT3· no notes yet