Archer Aviation Buys Wisk Aero; Joby Expands Into Defense
Archer Aviation said it will acquire Wisk Aero, SkyGrid, and Insitu from Boeing in an all-stock deal, with Boeing receiving a 16.5% equity stake in Archer, ending prior IP litigation. Joby Aviation agreed to buy Resonant Sciences for $500 million ($450M cash, $50M stock) and plans to rebrand it as Joby Defense, plus launched a $750M ATM program.
How this was made

The 30-second read
Why it matters
Archer’s all-stock acquisition and litigation settlement may reduce overhang and broaden technical resources, while Joby’s defense-focused acquisition and ATM financing highlight a tradeoff between revenue visibility and dilution.
Market read
These are concrete M&A and financing disclosures that can drive repricing in eVTOL equities via integration expectations and dilution risk.
What to watch
ATM programs can pressure valuation multiples quickly; also, regulatory and safety approval timelines remain the gating factor for commercial operations.
Background
The article frames eVTOL consolidation as companies seek steadier defense-related revenue while waiting for slow safety approvals for passenger air taxi services.
Ticker impact
Archer Aviation agreed to acquire Wisk Aero, SkyGrid, and Insitu from Boeing in an all-stock deal, settling prior IP litigation.
Near-term volatility likely as investors price acquisition synergies versus integration and capital needs.
The article discloses a specific acquisition structure (all-stock) and a legal settlement angle, which are direct catalysts, but provides no financial guidance or approval timeline details.
Joby Aviation announced a $500 million acquisition of Resonant Sciences plus a $750 million ATM equity program, implying dilution risk.
Stock may trade two-sided: defense narrative support offset by dilution concerns from the ATM.
The article provides concrete deal size and funding mix (cash plus stock) and the existence of a large ATM program, both actionable for positioning, but lacks expected margins or contract timing.
Market effects
Signals consolidation and a shift toward defense revenue as a funding bridge for pre-revenue eVTOL developers.
US-listed eVTOL names may see correlated moves as investors reprice sector financing and regulatory timelines.
Could influence global aerospace M&A appetite and defense-supply chain expectations for eVTOL-related sensor and RF capabilities.
Counterpoint
Defense rebranding may not translate into near-term revenue, and integration delays could worsen burn rates despite the narrative shift.
Key entities
- companyArcher Aviation
Agreed to acquire Wisk Aero, SkyGrid, and Insitu from Boeing in an all-stock transaction.
- companyBoeing
Seller in Archer’s deal, receiving a 16.5% equity stake in Archer.
- companyJoby Aviation
Announced acquisition of Resonant Sciences and launched a $750 million ATM equity program.
- companyResonant Sciences
Target acquired by Joby for $500 million, with a cash and stock consideration mix.





