Initiated 2026-10-04 · Price $9.86 (as of 2026-10-02 close, StockAnalysis) · Mkt cap $0.71bn · Materials / nitrogen chemicals & fertilizer · Model: verified

Rating: Sell — Conviction: Low

LSB's 2026 earnings rest on war-driven nitrogen prices: Q2 Tampa ammonia averaged $787/t against $416/t a year earlier. The price is already rolling over, with Tampa down four straight months to $555 in September. Once realized prices return to FY2025 levels, sustaining capex plus recurring turnarounds leave thin free cash flow. Both valuation methods then sit below today's price. Only a multi-year extension of the Middle East supply loss justifies the stock.

Conviction tests (3a-v-c): T1 fail (Sell → Hold at −1pp: base −13.5%; −32.1% at +1pp) · T2 pass (Gordon $6.74 −32%, exit $8.29 −16%) · T3 pass · T4 pass

Model value range vs price
Bear $1.11Base $7.52Bull $23.34Price $9.86

Business overview

LSB makes nitrogen chemicals at three US plants: El Dorado (AR), Cherokee (AL) and Pryor (OK). In FY2025 it sold 1.51mm short tons. AN & nitric acid (641k t) made up 39% of sales, UAN (550k t) 31%, ammonia (316k t) 24%, and other products 6% (FY2025 release; 10-K). AN and nitric acid go mainly to industrial and mining buyers; UAN and much of the ammonia go to agriculture at spot-linked prices. Five customers took ~32% of FY2025 sales (10-K). Three variables drive earnings: realized nitrogen prices, which follow Tampa ammonia and NOLA UAN; US natural gas cost ($2.96/MMBtu in Q2 2026 vs $3.50 a year earlier); and plant reliability. Turnaround costs are excluded from Adjusted EBITDA.

Competition

The listed comparables that matter are CF Industries (CF), the dominant North American ammonia/UAN producer; CVR Partners (UAN), a UAN pure play; and Nutrien (NTR). All three sell into the same Gulf-import-parity prices. Pressure shows up in price, not share. Tampa ammonia peaked at $825/t in May 2026 and fell to $555 in September (Fertilizer Daily, 2026-09-10). The causes: China released urea export quotas in June, Iran and Oman agreed a Hormuz safe-shipping framework, and Trinidad raised utilization. September is still ~15% above the early-2026 baseline of ~$480. On one TTM definition (StockAnalysis, 2026-10-02), CF trades at 4.79x EV/EBITDA, UAN at 6.32x and NTR at 8.01x, against 6.52x for LXU. All sit on war-elevated trailing earnings. Current US import trade measures were not checked; the thesis does not rely on them.

Bull case

  1. Disruption persists — the Middle East war (now in its eighth month per the macro log) keeps Gulf ammonia and urea exports impaired, so realized prices hold near the 2026 run rate (~$440–455/t vs $408 in FY2025) through 2030. Plays out if the Hormuz framework fails and Chinese export quotas tighten again. Model: realized_price
  2. Reliability finally sticks — El Dorado has run above nameplate since its Q2 turnaround (~1,375 t/day, its best since 2016). With no major turnaround in 2027, volumes recover ~6%. Plays out if FY2027 production guidance comes in above FY2025's 1.51mm t sold. Model: volume_growth
  3. Low-carbon premium — the El Dorado CCS project (Q1 2027, subject to an EPA Class VI permit) captures 400–500k t of CO₂ a year. It is guided to add $25–30mm of annual earnings over a 12-year credit period, and could earn a premium multiple. Plays out if the permit arrives on time and 45Q credits survive. Model: fixed_costs, exit_ev_ebitda

Bear case

  1. Prices normalize — Hormuz flows resume and Chinese urea returns, so realized prices fall back to FY2024 levels (~$375–385/t). Plays out if Tampa settles below $500 into the 2027 spring season. Model: realized_price, exit_ev_ebitda
  2. Turnarounds and capex eat the cash — LSB has a history of unplanned outages, and its turnaround costs ($28.8mm in Q2 2026 alone) sit outside Adjusted EBITDA. Sustaining capex plus turnarounds roughly equal D&A (~$85mm). At mid-cycle prices, base free cash flow is only ~$50–60mm a year. Plays out if 2027–28 capex stays near the FY2024–25 level of $77–92mm. Model: capex_pct_rev, volume_growth
  3. CCS slips — no Class VI permit, so the $25–30mm/yr never arrives while ~$45mm (est.) is spent on it in 2026. Plays out if the permit is still pending at the Q4 2026 call. Model: fixed_costs

Valuation & balance sheet

Metric (definition) Current Own history (range or 5y avg) Peers Source, as-of
EV/EBITDA, model basis (mkt cap − cash & ST inv. + debt; Adj. EBITDA, no leases) 5.78x FY2025 · 4.68x LTM FY2021–25 Adj. EBITDA $129.5–414.7mm n/a on this basis Model; FY2025 & Q2 2026 releases
EV/EBITDA, TTM (aggregator definition) 6.52x n/a (unverified) CF 4.79x · UAN 6.32x · NTR 8.01x StockAnalysis, 2026-10-02
Forward P/E (aggregator consensus) 9.36x n/a CF 9.04x · NTR 14.19x · UAN n/a (8.23x trailing) StockAnalysis, 2026-10-02
P/B (aggregator) 1.32x n/a CF 3.03x · UAN 3.80x · NTR 1.29x StockAnalysis, 2026-10-02

Model-implied value range (from model-summary.json; energy module, Gordon-growth DCF and exit-EV/EBITDA DCF, midpoints): Bear $1.11 · Base $7.52 · Bull $23.34 per share, i.e. implied returns of −88.7% / −23.7% / +136.7% vs $9.86. These ranges show how the bull and bear drivers translate into value; they are not price targets. The price sits ~15% of the way from base to bull, so the market is paying for only modest persistence of 2026 pricing. Re-rating. The two base methods differ by more than 10%. The exit method ($8.29) uses 6.0x Y5 EBITDA. That is a 4% re-rating against today's 5.78x on FY2025 and 28% against 4.68x on LTM. The Gordon method ($6.74), at an 8.6% WACC and 1% growth, embeds a lower terminal multiple; the gap is the exit method's higher one. No tail sensitivity was run: no customer is ≥50% of sales, and the bear case is already near zero.

Balance sheet: net leverage 1.38x FY2025 EBITDA (model), ~1.1x LTM. Coverage is 5.9x on the 6.25% coupon. Liquidity is $218.0mm of cash and short-term investments (2026-06-30). The nearest material maturity is $438.6mm of 6.25% senior secured notes due October 2028, the whole debt stack. Ratings: n/a (unverified).

Model note: Built and LibreOffice-verified (3,511 formula cells match). EBITDA is company Adjusted EBITDA, which adds back turnaround expense. Turnarounds are treated as a recurring cash cost inside capex: ~$40mm (est.) in 2026 and ~$15mm/yr after. The variable/fixed cost split (unit cash cost ~$140/t, fixed ~$244mm) is my estimate, calibrated to FY2025 cash costs; it is not a disclosed line. Volume history before FY2025 is blank because consistent product tonnage was not retrieved. 2026 capex (~$80mm core per call summaries; CCS ~$45mm est. vs $10.8mm H1 actual) is partly unverified. Unverified inputs: none flagged est. Assumptions without basis: none. Scenario consistency: all OK. No EPS guidance; base 2026 EPS ($1.01) is within 5% of the ~$1.05 implied by the 9.36x forward P/E. WACC 8.6% uses a judgment beta of 1.2 vs a reported 0.31; at ~6% WACC the base would sit near the price, which with T1 is why conviction is Low.

Scenario stress test

Reasoned from the bull/bear drivers above. The model column comes from the scenario overlays (Base case + shock).

Scenario Effect Mechanism Magnitude Model Δ value vs Base ($/sh)
S1 Fast equity crash − Small-cap de-rating; fertilizer demand unaffected over weeks Low −$0.93
S2 Slow bear / recession − Industrial and mining AN/nitric acid volumes fall and nitrogen prices soften; corn demand cushions part High −$4.90
S3 Rapid rate shock − Higher discount rate on a levered equity; notes fixed to 2028 Low −$0.82
S4 Slow rate grind − 2028 notes refinance at higher coupons; input-cost and gas inflation Med −$1.82
S5 Soft-landing cuts + Steady industrial demand, lower discount rate Med +$1.28
S6 Recession-driven cuts − Recessionary volume and price drop outweighs lower rates High −$4.01
S7a Credit liquidity shock − HY spreads gap; secured high-yield issuer de-rates Low −$0.93
S7b Slow default cycle − 2028 maturity refinances into a wider-spread market Low −$0.62
S8 Stagflation + Nitrogen reprices with energy and grain faster than US gas; partly offset by input-cost inflation Med +$1.24
S9a Dollar spike − Strong dollar cheapens imported nitrogen into the US Gulf Low −$0.57
S9b Dollar slide + Weak dollar lifts import-parity pricing Low +$0.57
S10 Melt-up 0 No material effect, not modeled Low +$0.00
S11 Energy supply shock + Middle East ammonia/urea supply lost; global nitrogen priced off EU gas while US gas stays cheap. Two-year shock, so it doesn't reach the price Med +$1.71
S12 Mega-cap/AI derating 0 No material effect, not modeled Low +$0.00

Currently active/on watch per the playbook: S3 partially active; S8, S10, S11 on watch (state.md). S11 is the live driver of 2026 nitrogen prices.

Model value change vs Base, by scenario
S2 Slow bear / recession−$4.90S6 Recession-driven cuts−$4.01S4 Slow rate grind−$1.82S1 Fast equity crash−$0.93S7a Credit liquidity shock−$0.93S3 Rapid rate shock−$0.82S7b Slow default cycle−$0.62S9a Dollar spike−$0.57S10 Melt-up$0.00S12 Mega-cap/AI derating$0.00S9b Dollar slide+$0.57S8 Stagflation+$1.24S5 Soft-landing cuts+$1.28S11 Energy supply shock+$1.71

What would change the call

Upgrades if: Tampa ammonia re-firms above ~$650/t into the 2027 spring season and Q3/Q4 2026 realized prices hold at or above ~$440/t; or the CCS permit lands and FY2027 guidance shows volumes above 1.55mm t, with capex plus turnarounds below ~$85mm. Downgrades if: n/a for a Sell. Conviction rises if Tampa settles below $500 for Q4 2026 while the 2026 capex and turnaround bill comes in above ~$160mm.

Watch items

Sources