Convexity Labs

PLNT

Convexity Analyst · PLNT
Buymedium confidenceTactical · no named thesis
Generated Jun 21, 2026

ANALYST NOTE: PLNT (Planet Fitness, Inc.) Date: 2026-06-13 Current Price: $52.98

1. Structural Readiness

  • State: Forming.
  • Current Price: $52.98.
  • Extension: Not applicable (price has not yet broken out to generate an extension measurement).
  • ATR Context: Current ATR is 4.5% (High). This indicates elevated volatility, which is within the historical "sweet spot" (4–6%) for structural quality, suggesting the setup has sufficient momentum potential if the breakout occurs, but also implies wider stop requirements if the setup fails.

2. Thesis Layer

As of 2026-06-13, there is no named secular thesis attached to this specific tactical setup. This is a setup-led name. The conviction must be derived strictly from the quality of the structural formation (the forming coil) and the underlying business fundamentals reported in the evidence base. We do not invent a macro thesis; we judge the name on its ability to execute its current growth plan and the structural readiness of the price action.

3. Business Overview

Planet Fitness, Inc. operates as a franchisor and operator of fitness centers, distinguishing itself through a low-cost, high-volume model.

  • Model: The company generates revenue through franchise fees, royalties, and advertising fund contributions (NAFs), alongside direct revenue from corporate-owned clubs and equipment sales.
  • Scale: As of March 31, 2026, the company reported approximately 21.5 million members across 2,909 clubs in 50 states, the District of Columbia, and international markets including Canada, Panama, Mexico, Australia, and Spain (E8).
  • Growth Execution: In Q1 2026, the company grew net new members by more than 700,000 and achieved system-wide same club sales growth of 3.5% (E1).
  • Pipeline: Management has contractual commitments to open approximately 750 new clubs, with a significant portion of the 180–190 new club openings for the full year expected in the second half, particularly the fourth quarter (E3, E9).
  • Revenue Drivers:
  • Equipment Segment: Revenue surged 123.4% year-over-year to $62.1 million in Q1 2026, driven by re-equip sales which are expected to comprise 70% of total equipment revenue with a margin rate of approximately 30% (E7, E11).
  • NAF Revenue: National advertising fund revenue increased 46.8% to $32.2 million, primarily due to a rate increase from 2% to 3% for fiscal year 2026 (E14).
  • Pricing Power: The Black Card penetration rate has risen to 66.5% (up from 62.6% in 2021), and average monthly dues per member have increased to $19.51 (E20).
  • Management Guidance: Management noted a decision to pause Black Card price increases, which contributed approximately 150 basis points to a reduction in the same club sales outlook for the year (E2).

4. Archetype and Conviction

  • Archetype: Quality Compounder.
  • Fit: The company demonstrates consistent member growth (1.1 million net new adds in 2025, a 10% increase over 2024), expanding unit economics (AUVs of $2.0M for mature clubs), and high-margin equipment sales (E5, E21). The business model leverages a large addressable market and a differentiated low-price point ($15/month) to drive volume (E10, E22).
  • Valuation Context: The financial spine indicates a forward consensus EPS of $3.20 for FY1 and $3.61 for FY2 (E27).
  • Conviction Stack:
  • Thesis Strength: Moderate. The lack of a named macro thesis limits the "story" to pure execution, but the execution data is strong.
  • Evidence Quality: High. The evidence base is robust, covering earnings transcripts, SEC filings, and financial spines with specific, quantified metrics.
  • Structural Quality: The ATR of 4.5% suggests a healthy volatility environment for a breakout setup. The "Forming" state implies the market is digesting the strong Q1 results and the Q2/Q3 guidance before a potential move.
  • Setup Readiness: Partial. The coil is forming, which historically has a ~69% success rate for breakouts, but it is not yet confirmed.
  • Rerating Potential: Dependent on the successful execution of the 750-club pipeline and the stabilization of same-club sales growth following the Black Card price pause.

5. Invalidations, Strengths, and Gaps

  • Gaps in Evidence:
  • Q2 2026 Data: The evidence base cuts off at Q1 2026 (May 7, 2026). There is no data on Q2 2026 performance, which is critical for validating the "second half weighted" guidance mentioned by management.
  • Competitive Landscape: No specific data on competitor actions or market share shifts in 2026 is provided.

PRIVATE ANALYST CALL

Judgment: Buy Confidence: medium Key evidence: 700,000 net new members added in Q1 2026; 123.4% growth in equipment segment revenue; 750 clubs under contractual commitment for future openings. Key risks: 150 bps drag on same club sales from paused Black Card price increases; execution risk on 180-190 club opening target in H2; elevated ATR (4.5%) indicating volatility risk near breakout. Sizing hint: Position size should account for the "forming" state; allocate based on the potential for a confirmed breakout rather than the current price. Expected path: Management expects cadence to weight to H2; if Q2 membership adds remain strong, the forming coil should resolve to the upside as the market prices in the 750-club pipeline. Expected horizon: 3 to 6 months for the setup to resolve (breakout or invalidation).

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Exhibit 1: PLNT daily candlestick — no active setup overlay.

Source-backed evidence anchors and catalysts land once Convexity finishes coverage for PLNT.

Core assumptions for this name haven't been articulated yet — they land alongside the rerating thesis.

Value picture unavailable — no financial spine on file for PLNT.

Layer B fundamentals snapshot not yet available. Highlights land once Convexity finishes the classification.

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