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Founded 1964 · HQ Neuilly-sur-Seine Reporting EUR · IFRS Credit Ba1/BB+ (synthetic) Valuation 2026-05-24 1000-iter MC overlay FCFF · Dark v3

Council-corrected fair-priced HOLD · +8.8% margin of safety

Market sits between MC p25 and p50

Family-controlled OOH concessionaire trading at €18.90 versus intrinsic €20.72 after a 13% governance haircut, with Monte Carlo median €20.68 across 1000 correlated draws. P(intrinsic < market) = 31.1% — the IFRS-basis rebuild lands in 'fairly priced HOLD with a thin BUY tail', not the previous over-valued read.

SectorAdvertising · OOH concessions Country mixFR 17% · UK 11% · DE 9% · CN 9% MC σ±€3.81/sh (1000 runs) GovernanceDecaux family 64% · 13% haircut Quality14.6% terminal ROIC · Ba1/BB+ synth CatalystDOOH 41.7% → 60%+ by 2030

Intrinsic / share

€20.72

post 13% gov haircut

Market / share

€18.90

Euronext close, 2026-05-24

Margin of safety

+8.8%

vs intrinsic

Enterprise value

€7.43B

71.2% terminal

Cost of equity / debt

7.83% / 2.84%

β 1.03 · CRP 1.04%

Terminal ROIC / g

14.51% / 2.00%

spread ~913bp

What it sells, where it sells

Operating segments

Street FurnitureMunicipal concessions (8-15y staggered); DOOH conversion driving margin~52%

TransportAirports + transit (Denver, Melbourne, HK MTR); recovering post-COVID~32%

BillboardLegacy roadside / large format; lowest DOOH-mix, mature~16%

Street Furniture is the structural margin driver — municipal concessions are 8-15 year exclusivity contracts where the DOOH conversion mechanically lifts revenue per panel without proportional capex. Transport (32%) carries the cyclical exposure (post-COVID + China weakness in Asia-Pacific); Billboard (16%) is mature and lowest-margin.

Country mix (revenue-weighted CRP input)

🇫🇷France16.7%

🇬🇧United Kingdom10.6%

🇩🇪Germany8.5%

🇨🇳China8.5%

🇺🇸United States7.0%

🇪🇸Spain5.5%

🇦🇺Australia5.5%

🇮🇹Italy4.5%

🇳🇱Netherlands3.5%

🌍Other (24 countries)29.7%

Europe accounts for ~50% of revenue (FR+UK+DE+ES+IT+NL+BE+CH+PT+AT = ~51%); APAC ~24% (CN+AU+JP+HK+SG+KR+TH = ~20%); emerging markets ~14% (Middle East ~5%, LatAm ~6%, Africa ~3.5%). 33-country diversification means no single recession breaks the model — but Middle East conflict is dragging Q2 2026 ~2pp and China weakness chips Asia-Pacific.

Background — five things to know before the case

Context the share price doesn't carry on its face. Skim this once and the bull / bear bullets below stop reading as inside baseball.

The Decaux family controls 64% of voting power via JCDecaux Holding SAS — and they are buying, not selling. Jean-Charles Decaux + the holding company bought €10M+ across late 2024 and April 2025 at €13.83-€14.86 across 46 distinct acquisition transactions filed since 2022 (zero sells). Amar Family Office independently took €12.9M at €14.75 in August 2025, stating intent to keep buying. Two long-term family vehicles voted with their wallets at lower prices than today.
The 2025 IFRS-recurring-EBIT line is €377m, not the €831m "operating margin" that management features. JCDecaux's APM-defined "operating margin" treats concession rent + IFRS 16 lease depreciation as financing items. For a business that pays municipalities to install street furniture in exchange for ad rights, rent IS the operating cost of goods. The LLM council rejected the APM framing as a category error; this valuation is denominated on IFRS recurring EBIT (€377m / 10.3% of €3,673m FY25 revenue).
DOOH crossed 41.7% of revenue in FY25 and is on a glidepath to 60%+ by 2030. Digital reached 44.8% in Q4 2025; management's 2027 target is 50%. Programmatic ad revenue €180.5m in FY25 and projected above €350m by 2028 (27.2% organic growth in Q1 2026). DOOH carries higher contribution margin and is the structural lever behind the +270bps margin-expansion claim.
Clear Channel Outdoor exited Italy (2023), Spain (2024-25), and France (2024-25) and delisted NYSE. The #2 European OOH operator is now a US-only company. That removes the most aggressive bidder from European concession re-tenders on roughly 25% of JCDecaux's European revenue base over the next 5 years — pricing power improves, but municipalities-as-counterparties extract some of that themselves.
Balance sheet is pristine: €1.31B cash + €825M undrawn RCF, no bond maturities until 2028, dividend +18% to €0.65/sh. Net debt fell 22.3% YoY to €587m on €342.9m all-time-high FCF (+47.9% YoY). The IFRS book debt figure of €3,929m includes €1,996m of IFRS-16 lease liabilities (concession rent obligations) — gross financial debt is only €1,933m. Failure probability set to 0 in the model and that's defensible.

Where we diverge from the sector

Each row asks: if we'd used the sector median for this one assumption instead of our override, how much would the share price change? Negative = our override is more conservative (worth less); positive = more aggressive (worth more). Skim down the rightmost column to see which bets are doing the work.

Assumption

Our input

Sector median

Value impact

01 Revenue growth 10-year CAGR · €3.67B → €5.03B

3.2% Y1-5 → 2.0%9y CAGR 1.8% + DOOH share gain

~4.0%Advertising global, mature organic

−€1.40

02 Operating margin Year-10 IFRS recurring EBIT / Revenue

13.0%DOOH-mix flywheel + CCO exit; +50% above median

8.5%Advertising global industry standard

+€4.20

03 Sales-to-capital € of new revenue per € of new capital

1.30 → 1.50historical 1.2-1.5x; concession-amortization-heavy

2.59×Advertising global, agency-model-dominated

−€2.80

04 Terminal growth Year 10+ steady-state growth forever

2.0%EUR rf 2.4% − 40bp concession-renewal discount

2.4%EUR risk-free (cross-sector ceiling)

−€0.70

05 Cost of capital 10-year WACC; lower = higher value

5.37%β 1.03 (5-source regression triangulated); CRP 1.04%

~7.27%bottom-up rebuild β 1.74 re-levered at IFRS-16-fat D/E

+€5.10

Net effect of overrides

Overrides net roughly +€4.40/share vs an all-sector-medians shadow DCF. The β triangulation (1.03 vs bottom-up rebuild 1.74) and the margin override (13% vs 8.5%) are the bull-side levers; sales-to-capital below sector and the 40bp terminal-growth discount push the other way. Translation: if you don't believe the regression β over the bottom-up rebuild against IFRS-16-fat leverage, WACC goes to ~7.3% and the per-share lands €13-15 — below today's market.

+€4.40

Our override Sector median Override adds value Override subtracts value

The story & the five claims

The 10-year story this DCF is built on, plus the five anchor claims that translate the story into model inputs.

The 10-year story

JCDecaux is the structurally-digital out-of-home advertising leader, with a 60-year-old franchise built on 8-15 year exclusive concessions to install ad-bearing street furniture and transit displays in 80+ cities worldwide. The market hates it because 2025 organic revenue grew only 1.8% after three years of post-COVID double-digit recovery (the boom officially ended), Middle East conflict is dragging Q2 2026, and bears argue rising municipal concession costs cap the long-run margin. The base case here is not that the macro re-accelerates. It is that the digital-out-of-home mix grinds from 41.7% of revenue to 60%+ by 2030, programmatic ad revenue compounds from €180m to €350m+ by 2028, and Clear Channel Outdoor's European exit removes the most aggressive bidder from concession re-tenders on roughly 25% of European revenue. Revenue compounds at 3.2% Y1-5 decaying to 2.0% by Y10; IFRS recurring operating margin lifts from 10.3% to 13.0%; reinvestment runs 1.3-1.5x sales-to-capital consistent with history. Discounted at a 5.37% cost of capital (β 1.03 from a 5-source regression triangulation, not the model's 1.74 bottom-up against IFRS-16-fat leverage), deduct a 13% governance haircut for the 64% Decaux-family voting concentration, and you get €20.72 against €18.90 in the market — a +8.8% margin of safety on the base case, with a Monte Carlo median of €20.68 and a 31.1% probability that intrinsic falls below today's price.

Two debates worth pressure-testing

Bottom-up rebuild β 1.74 vs 5-source regression β 1.03 — which is right?

Our view: Regression β wins for a 22-year-listed name with deep float. The bottom-up rebuild relevers Advertising unlevered β 1.09 against JCDecaux's IFRS-16-inflated D/E of 175% and arrives at 1.74 — but IFRS 16 lease liabilities are rent-to-own concession payments, not risk-bearing financial debt. Yahoo (US/UK), StockAnalysis.com, SimplyWallSt and FT.com cluster at 1.02-1.05. Pinning regression β cut WACC 190bp (7.27% → 5.37%) and flipped the verdict SELL → HOLD. If you don't accept the override, fair value lands €13-15 — below market.

Is the 40bp terminal-growth discount enough for concession-book renewal risk?

Our view: Probably not. JCDecaux's terminal value is a portfolio of staggered 8-15 year municipal contracts that renew at unknown economics; council §138-166 (3 of 5 peer reviewers) flagged this independently. Typical municipality re-tenders settle at ~80-90% of original economics, weighted-averaged over multi-decade perpetuity = 100-200bp haircut. Our 40bp is the conservative end of that band. Each extra 50bp of terminal-growth haircut cuts equity ~€1.5/sh.

CLAIM 01 Revenue compounds at 3.2% Y1-5, decaying to 2.0% by Y10. €3.67B FY25 → ~€5.0B by 2036 (~2.7% blended CAGR) Anchored above the 9-year 1.8% CAGR (giving credit to the DOOH structural tailwind + CCO European exit) but rejecting the Q1'26 +5.7% one-quarter print as a trend (contains FIFA + Middle East catch-up).

CLAIM 02 IFRS recurring EBIT margin lifts 10.3% → 13.0% by Y10. target_op_margin = 0.13 (IFRS Y10) +270bps of operating leverage from DOOH-mix expansion (41.7% → 60%+), programmatic scaling (€180m → €350m+ by 2028 at highest contribution margin), and CCO European exit improving bidder rationality. +50% above industry median 8.5%, defensible by the concession-irreplaceability moat.

CLAIM 03 Sales-to-capital 1.3x Y1-5 → 1.5x Y6-10. s2c 1.30 → 1.50 (historical band 1.2-1.5x) Front-loaded contract pipeline (Denver airport, Melbourne transit, Barcelona, Carmila, Luxembourg, Rostock) consumed capital 2024-25. Y6-10 lift reflects DOOH base maturing — programmatic scales without proportional physical capex; concession renewals consume less than new market entries.

CLAIM 04 Margin and growth glide for the full 10-year window. year_of_convergence = 10 DOOH-mix shift driving margin expansion is a 10-year structural process (41.7% → ~60%), not a 5-year normalisation. Convergence is not assumed by Y5 — that's what would have forced the prior 23% APM bull case.

CLAIM 05 Terminal growth 2.0%; failure probability zero. terminal_g = 0.020 · p(failure) = 0.00 EUR risk-free (2.4%) minus 40bp concession-renewal-risk discount for staggered 8-15y municipal re-tender attrition. Net debt -22.3% YoY to €587m; €1.31B cash + €825M undrawn RCF; no bond maturities until 2028 — zero going-concern risk.

Where we diverge from sell-side

We use the regression β (1.03), not the bottom-up rebuild (1.74). Triangulated across Yahoo US/UK, StockAnalysis, SimplyWallSt and FT — 1.02-1.05 cluster, max-source range 0.03. The bottom-up rebuild relevers Advertising unlevered β against JCDecaux's IFRS-16-fat D/E of 175%; lease liabilities are concession rent, not risk-bearing debt. Override cuts WACC 190bp and is the single biggest swing vs sell-side.
We denominate on IFRS recurring EBIT (€377m / 10.3%), not the APM "operating margin" line (€831m / 20.9%). Council rejected the APM framing as a category error — for an OOH concessionaire, rent IS COGS. Sell-side targets at €23-29 are implicitly anchored on the APM number; ours is anchored on cash flows actually available to capital providers.
Governance haircut at 13% (vs 8% Step-2 draft, vs typical 0-5% sell-side adjustment). 5/5 peer reviewers + Contrarian + Outsider triangulated to 12-15% for a 64%-voting-control French family-controlled name with succession on the latent horizon. Floor of the consensus range credits the family + Amar Family Office buying personally at €13-15 and walking the CCO Spain deal in 2024.
Terminal growth at 2.0%, not 2.4% (EUR risk-free). 40bp concession-renewal-risk haircut respects the Damodaran hard rule (terminal_g ≤ risk-free) while expressing the view that the concession book in steady state does not renew at full current economics. Coarse but structurally correct — 3 of 5 council peer reviewers independently flagged this.

Two-sided case — bear anchors

If the regression β is wrong and bottom-up rebuild (1.74) is right, WACC goes to ~7.3%. Fair value collapses to €13-15 — below today's market. The 40.9% triangulation gap is itself a signal that the IFRS-16 D/E inputs to the D/E inputs need a lease-stripped variant before bottom-up β can be trusted on a concessionaire.
If 13% Y10 margin is wrong and bears at 9-10% are right, equity cuts to €11-13. WFH permanently denting Transport (~32% of revenue) + municipalities consolidating DOOH in-house = the bear path. Margin compression on re-tender cycles 2027-2032 is the slow-bleed version of the same thesis.
If concession-book renewal attrition is 150-200bp (not 40bp), terminal value cuts ~€3/sh. Council §138-166 flagged this; sizing requires a scenarios.yaml rebuild left for V2. Terminal value is 71% of EV — the perpetuity is the whole game, and a coarse haircut on the whole game is a coarse haircut on the whole answer.
If governance haircut is closer to council midpoint (15%), fair value drops to €19.66 — below market. Contrarian cited 15-25% for family-controlled European firms; Outsider 15-20% for French regulated infrastructure-adjacent. The succession transition over the 10-year window is the latent risk that the 13% floor only partially captures.
If AI siphons ad budgets at scale, OOH's "AI-insulated physical advertising medium" framing breaks. CMOs reallocate to AI-measurable channels; OOH measurement still binary (bus stopped here). A -2pp drag on revenue Y1-5 cuts equity to €13-14.

Risks to thesis (tail, not bear case)

Concession re-tender attrition High

8-15 year municipal contracts re-tender continuously through 2027-2032. Each weighted-average re-tender at 90% of original economics = ~50bp drag on consolidated margin. 100bp+ attrition would cut equity ~€3/sh on the terminal value alone — not captured by the bear case directly.

Decaux succession High

Co-CEOs Jean-Charles (66) and Jean-François (76) of an unlisted 64%-voting holding. Jean-Sébastien on supervisory board but unproven over 10-year window. A contested transition could trigger Solidium-style block sales or strategic-direction discontinuity. The 13% haircut prices the average path, not the tail.

French ESG / aesthetic billboard bans Med

France regulates outdoor advertising politically — Paris bans, ESG-driven static-billboard removals (e.g. Grenoble 2014, multiple French cities since). Loss of an inventory class in a top-3 country = 1-2% revenue drag, but the precedent is regulatory contagion across other markets.

AI-driven ad-budget reallocation Med

CMOs reallocate to AI-measurable channels; OOH measurement still binary. Programmatic DOOH partially hedges (it IS measurable) but the broader budget pool is at risk. A -2pp drag on Y1-5 revenue trims equity ~€2-3/sh.

Middle East / China macro overhangs Med

Middle East ~5% of revenue is dragging Q2 2026 ~2pp. China Asia-Pacific declined -0.9% in 2025; Transport segment in China mid-single-digit down. Both are cyclical, not structural — but persistent weakness pushes Y1-Y2 below base case and compounds.

FX translation (33-country mix) Low

Reporting in EUR with 50% non-EUR revenue. USD/GBP/CNY/AUD swings translate at consolidation. Largely non-cash, well-distributed across currencies — no single FX move breaks the model.

10-year forecast

Revenue €3.79B → €5.03B over 10 years (3.2% Y1-5 CAGR decaying to 2.0% by Y10). IFRS recurring EBIT margin lifts from 10.5% in Y1 to 13.00% by Y10 — +270bps of operating leverage from DOOH-mix expansion (41.7% → 60%+), programmatic scaling, and Clear Channel European exit improving bidder rationality on ~25% of revenue base.

Monte Carlo distribution

Across 1000 correlated draws, the median outcome is €20.68 (vs €18.90 market) with a 5th-percentile downside of €14.58 and a 95th-percentile upside of €27.55. Market sits between p25 (€18.05) and p50 — undervalued, but only modestly. 31.1% of stress paths put intrinsic below today's price; the disagreement isn't whether DEC is fairly priced, but whether the IFRS-basis rebuild is the right denomination.

Mean €20.76 ± €3.81, 1000 iterations (0 failed). P(intrinsic < market €18.90) = 31.1%.

Cost of capital build

Risk-free rate	2.44%
Mature-market ERP	4.64%
Levered β	1.03
Weighted CRP	1.04%
Cost of equity	7.83%
Pre-tax cost of debt (synth Ba1/BB+)	2.84%
D / V	~63%
WACC	5.37%

Full year-by-year DCF

Year	Revenue	Op mgn	EBIT	EBIT(1−t)	Reinvest	FCFF	PV
1	€3.79B	10.54%	€399M	€297M	€90M	€207M	€196M
2	€3.91B	10.81%	€423M	€315M	€93M	€221M	€199M
3	€4.04B	11.08%	€447M	€333M	€96M	€237M	€202M
4	€4.17B	11.36%	€473M	€352M	€99M	€253M	€205M
5	€4.30B	11.63%	€500M	€372M	€103M	€270M	€208M
6	€4.44B	11.91%	€528M	€394M	€92M	€302M	€221M
7	€4.58B	12.18%	€558M	€416M	€95M	€322M	€223M
8	€4.73B	12.45%	€588M	€440M	€98M	€342M	€225M
9	€4.88B	12.73%	€621M	€465M	€101M	€364M	€227M
10	€5.03B	13.00%	€654M	€491M	€104M	€387M	€229M

Methodology & flags

Damodaran FCFF DCF, 10y explicit + perpetuity. R&D and operating leases off (media/concession business; IFRS-16 lease liabilities already in book debt). Synthetic credit Ba1/BB+ from ICR-based mapping. CRP from 33-country revenue-weighted mix × Damodaran 2026 CRPs. Monte Carlo: 1000 iterations randomising revenue growth, target margin, terminal growth, and governance haircut. Engine v1.0.0 · result: valuations/dec/output/2026-05-25-result.json

R&D cap: OFF · Lease cap: OFF · Failure: OFF · ESO: OFF
Governance haircut: 13% (€23.82 > €20.72)
Sensitivity tornado: not run (Monte Carlo overlay supersedes)

FCFF DCF · dark theme v3. Generated 2026-05-25T21:02:55 from valuations/dec/output/2026-05-25-result.json.