NASDAQ · Utilities · Independent Power Producers
TLN Talen Energy Corporation
As of 2026-05-20 · Houston, TX
Business summary
Talen Energy is a focused merchant power generator centered on the Susquehanna nuclear plant in Pennsylvania (2,494 MW, 2 reactors) — the second-largest single-site nuclear facility in the United States. The story is essentially a single thesis: monetize Susquehanna through long-term contracts with hyperscalers, while running a smaller fossil portfolio in PJM. Talen emerged from bankruptcy in May 2023 and re-listed; its capital structure is now investment-grade-friendly with material free cash flow.
The defining commercial event is the Amazon Web Services partnership — Talen co-located a data center campus at the Susquehanna site (effectively behind the meter) and contracted 1.92 GW of Susquehanna output to AWS through 2042. This is the cleanest template in the industry: a nuclear plant + a hyperscaler customer + a co-located campus that bypasses transmission/interconnection constraints. The PJM had pushed back on the originally-proposed ISA (Interconnection Service Agreement) structure, and the deal was restructured into a more conventional PPA framework in 2024-25. That regulatory pushback is the key risk to monitor for follow-on deals.
Connected theses
- T001 — Power, not silicon, is the binding constraint on the AI build-out · core
Smaller but more concentrated read than CEG. The whole stock is essentially a leveraged bet on the Amazon-Susquehanna economics holding + getting repeated.
Key metrics
| Susquehanna nuclear capacity | 2,494 MW (2 reactors) Second-largest US single-site nuclear plant after Palo Verde. | FY2025 |
|---|---|---|
| AWS PPA size | 1.92 GW through 2042 Largest single hyperscaler nuclear PPA disclosed. | 2024-2025 restructured |
| Susquehanna license | Through 2042-2044 (operating); 80-year extension under consideration License extension is upside catalyst. | FY2025 |
Valuation snapshot
| Price | $324.21 |
|---|---|
| Market cap | $14.0B |
| Forward P/E | 18.0× |
| EV / EBITDA | 9.0× |
| FCF yield | 6.5% |
Smallest and cheapest of the T001 trio. Concentrated single-asset risk drives the multiple — Susquehanna is most of the value. Strong FCF yield reflects the merchant-power profile + AWS contract visibility.
Evidence
- Amazon's contracted capacity from Susquehanna expanded to 1.92 GW (effectively most of the plant's output) through 2042.
- FERC pushed back on the original ISA structure for behind-the-meter co-located data centers, citing transmission-cost-allocation concerns. Deal restructured.
Catalysts
- Susquehanna license extension applications (NRC) medium
What to watch: Timeline for 80-year extension filings - Q4 2026 earnings + 2027 capacity revenue guidance high
What to watch: Realized capacity prices + any new hyperscaler discussions
Falsifiers
- AWS Susquehanna deal renegotiated at materially lower realized economics
armed · 10-K + 10-Q disclosures of contracted revenue trajectory - Extended outage at Susquehanna (>60 days) — concentration risk
armed · NRC event reports - FERC ruling further restricts behind-the-meter co-location economics
armed · FERC orders related to ISA + Energy Reliability Act proceedings
Agent notes
Hold. Smaller core position is correct sizing. The whole stock is one plant + one customer relationship, which is fine when both are excellent but means concentration risk is real. Watch FERC closely — any further restrictions on BTM economics are read-through to Vistra Meta SMR and other prospective deals.
Educational notes
📚 behind-the-meter (BTM) data centers
Behind-the-meter means the data center is connected directly to a power plant on the plant's side of the utility meter — bypassing the public grid for the bulk of its consumption. This is attractive because it (1) sidesteps multi-year interconnection queues, (2) avoids paying transmission and distribution charges, (3) provides 24/7 firm power. The catch: regulators (FERC, state PUCs) are wrestling with whether this is fair to other ratepayers. If 1 GW of nuclear is dedicated to a hyperscaler BTM, the existing transmission system might otherwise have served general consumers — should they bear stranded-cost risk? The Talen-AWS case is the precedent everyone is watching.
Open questions
- What's the renegotiated AWS economic structure? Specifically: is pricing fixed, indexed, or hybrid?
- Is Talen pursuing a second hyperscaler deal? Susquehanna is fully spoken for; would have to be a new asset or expansion.
- What's the realistic SMR build-out story at Susquehanna or adjacent Talen sites?