AAON · AAON, Inc. · Stock research

Current Thesis

AAON is the custom-engineered cooling supplier levered to the AI data-center buildout, and its BASX subsidiary carries the entire re-rating. The story detonated in one session on the 2026-05-07 Q1 print — revenue +54.3% YoY, the full-year growth outlook doubled from 18-20% to 40-45%, backlog up 107% to $2.13B — and the broader theme of industrial power and thermal management for high-density compute is still accelerating. The problem for a buyer on 2026-07-26 is timing, not story. The repricing already happened: the stock gapped from roughly $90 to $150, insiders sold into it, and the tape has spent seven weeks digesting near the highs. The next event that can move it is the Q2 print, estimated 2026-07-30 — four days out, inside the blackout that opened around 2026-07-25. On 2026-07-23 KeyBanc initiated coverage at Sector Weight, a neutral call rather than a buy, right as the window to establish anything ahead of the binary closes. A ~55x forward multiple has to hold on narrative alone until the number lands. The clean move is to let the print clear before committing capital.

Bullish and bearish views on AAON, Inc.

The model's bull view on AAON, Inc. (AAON), in brief: Q1 2026 (2026-05-07): net sales $496.9M, +54.3% YoY vs ~$381M consensus; adjusted EPS $0.48 vs $0.29 expected — a two-line beat wide enough to force estimates higher. The bear view: The re-rating is already in the tape. The +50% move fired on the 2026-05-07 gap and topped at $150.46; the breakout-retest entry has passed. KeyBanc initiated at Sector Weight (neutral) on 2026-07-23 — a fresh analyst starting AAON at neutral four trading days before earnings… Both cases follow in full.

Bull Case

• Q1 2026 (2026-05-07): net sales $496.9M, +54.3% YoY vs ~$381M consensus; adjusted EPS $0.48 vs $0.29 expected — a two-line beat wide enough to force estimates higher.
• FY2026 sales guide lifted from $1.702-1.730B to $2.019-2.091B on the same print; growth framing moved from 18-20% to 40-45% in one quarter.
• Backlog $2.13B as of 2026-05-07: +107.4% YoY, +16.5% sequential — forward revenue largely under contract rather than pipeline projection.
• BASX data-center sales +72.4% YoY and +26% sequential; liquid cooling +186.8% on a trailing-twelve-month basis. Management guided BASX toward ~$1B of FY2026 revenue, putting roughly half the company directly on AI data-center capex.

• $100M buyback authorized alongside the print (2026-05-07).
• Sell-side chased the print: Baird to $150 from $125 and Oppenheimer to $145 from $118, both 2026-05-08; consensus rose ~17% to ~$144 by 2026-05-12.
• The industrial-power-AI cluster remains firm — the 2026-07-20 chip rebound that lifted the Nasdaq-100 and Micron (+5%) confirms the hyperscaler-capex tape AAON rides.

Bear Case

• The re-rating is already in the tape. The +50% move fired on the 2026-05-07 gap and topped at $150.46; the breakout-retest entry has passed.
• KeyBanc initiated at Sector Weight (neutral) on 2026-07-23 — a fresh analyst starting AAON at neutral four trading days before earnings, which reads as fair-value, not conviction.
• Valuation gives little room: trailing P/E ~93, forward ~55 as of 2026-06-05. At the 2026-06-05 close of $132.62 the stock sat essentially on the ~$143.50 consensus target, so analyst math no longer pulls without another estimate revision higher.
• Insider distribution into strength: CEO Tobolski sold ~8,000 shares near $135 (2026-05-13), a director 19,000, an EVP 3,000 — clustered in May around $135.
• 2026-06-05 closed -7.61% on ~1.25M shares, the first heavy distribution day off the high; action since has been sideways digestion without an accumulation signature.
• The Q2 print (2026-07-30, est.) is binary and the only near-term catalyst. A ~55x forward multiple magnifies the downside of any sequential backlog softening or margin slip on a 1.40-beta name.
• A 40-45% growth year builds a punishing 2027 comparison; the market will start pricing the deceleration well before it arrives.

Setup & Price Structure

• Last hard reference: $132.62 close on 2026-06-05 (-7.61%), after-hours $132.00, session range $131.46-$141.73 on ~1.25M shares — now aging, re-validate against live tape before acting.
• 52-week range $62.00 – $150.46; market cap ~$10.86B; beta 1.40. The early-June close sat ~12% under the high and ~114% above the low.
• Structure is a post-gap digestion box: the May gap base sits ~$110-115, the rising 20-EMA ~$125, and the all-time high $150.46 caps it. Seven weeks of range near the top with a distribution day and no reclaim of the highs.
• Preferred entry is a volume reclaim of the gap base / 20-EMA after the print confirms backlog, rather than a chase into an earnings blackout with a neutral initiation on the tape.

Catalyst Calendar (next 30 days)

• ~2026-07-31 to ~2026-08-15 — post-print revision window: if BASX backlog re-accelerates, expect estimate and target moves higher; if it softens, the ~55x multiple compresses fast.
• No other AAON-specific dated catalyst inside the next 30 days; the multiple carries on narrative until the print.

Elapsed catalysts

• ~2026-07-30 (est.) — Q2 2026 earnings, the binary event. The market will read BASX data-center bookings and sequential backlog first, gross margin (27-28% guide) second. Blackout since ~2026-07-25. (passed 10d ago)
• 2026-07-23 (elapsed, context) — KeyBanc initiated coverage at Sector Weight; a neutral starting stance into the print. (passed 17d ago)

What Would Change Our Mind

• Bear confirmation: a weekly close below $115 forfeits the May 2026 gap base and breaks the re-rating leg; a further insider Form 4 selling cluster on top of that deepens the distribution read.
• Fundamental break: the 2026-07-30 Q2 print showing BASX backlog rolling over sequentially, or gross margin printing below the 27-28% guide — either turns the whole story from acceleration to digestion.
• Bull re-trigger: a post-print gap-base / 20-EMA reclaim on expanding volume, with backlog re-accelerating and sell-side revising estimates higher — that resets a clean momentum entry the current blackout denies.
• Theme flip: industrial-power-AI cooling coverage moving from trade-desk to mainstream CNBC-headline saturation with no fresh BASX order news would mark the narrative as late.

Correlation Notes

• AAON trades inside the industrial-power-AI / data-center-capex cluster; its beta to power and cooling peers (Vertiv, Eaton, GE Vernova, Powell) and to the hyperscaler capex tape is high, so cluster breakouts and breakdowns tend to carry it.
• BASX ties revenue directly to hyperscaler capex guidance (MSFT, META, GOOGL, AMZN); a capex-cut or data-center-pause headline from any of them would hit the whole cooling complex, AAON included.
• Beta 1.40 means it amplifies Nasdaq-100 and semiconductor swings — the 2026-07-20 chip rebound that lifted Micron +5% is the kind of coincident move that pulls the name, up or down.
• The idiosyncratic driver is BASX data-center backlog specifically; legacy rooftop HVAC is the low-growth anchor that neither makes nor breaks the thesis.