DGII · Digi International Inc. · Stock research

Current Thesis

The leg on offer is a business-model re-rating, not a cyclical bounce in box sales. Digi's 2026-08-05 fiscal Q3 print showed annualized recurring revenue of $191M, +52% YoY, against total quarterly revenue of $138.7M, +29% YoY — recurring revenue is compounding at roughly double the rate of the top line, and the mix shift showed up in a 64.8% gross margin (+130bp) and a quarterly-record 29.1% adjusted EBITDA margin. Management then raised FY2026 revenue guidance to $529.000M–$533.000M from $490.452M–$507.661M, against a $521.221M consensus, and lifted the FY26 ARR growth floor to at least 27% from 25%. Shares gapped hard on 2026-08-06 and have held it: the 2026-08-14 close of $85.12 sits 0.1% under the 52-week high of $85.24, with a 3-month return of +37.3%.

What an investor is buying is the durability of that ARR curve after two acquisitions — Jolt (fiscal 2025) and Particle (fiscal 2026) — and management's claim on the 2026-08-05 call that both integrated ahead of internal and external targets. What is being paid for it is a price above two of the three price targets published the day after the print.

Bullish and bearish views on Digi International Inc.

The model's bull view on Digi International Inc. (DGII), in brief: ARR $191M, +52% YoY (Q3 FY26 call, 2026-08-05), split IoT Product & Services $60M (+100%) and IoT Solutions $131M (+36%). The bear view: The organic rate is undisclosed. Management attributed Q3 growth to "organic customer demand and contributions from the Particle and Jolt acquisitions" without quantifying the split. The headline +29% revenue and +52% ARR are therefore not clean organic figures, and the… Both cases follow in full.

Bull Case

• ARR $191M, +52% YoY (Q3 FY26 call, 2026-08-05), split IoT Product & Services $60M (+100%) and IoT Solutions $131M (+36%). Both segments are compounding recurring revenue, not just one.
• Q3 beat on both lines: adjusted EPS $0.75 vs $0.67 consensus; revenue $138.670M vs $132.385M consensus (2026-08-05).
• Q4 guide above the street: revenue $138M–$142M vs $135.681M consensus, adjusted EPS $0.75–$0.78 vs $0.62 consensus, on 39.1M assumed diluted shares.
• Margin structure is inflecting, not just revenue: adjusted EBITDA $40.4M (+47%), operating margin 16.5% (+260bp), FY26 adjusted EBITDA guided $146M–$147.5M (+35–36%) against FY25 revenue of $430.2M.
• Balance sheet supports more deals without dilution: total debt $108.1M, cash $28M, net debt $81M, leverage below 1.0x EBITDA, operating cash flow $33M (+38% YoY) — management described funding acquisitions with debt and cash flow rather than equity (2026-08-05 call).
• Three targets raised on 2026-08-06: B. Riley Buy $86, Stephens Overweight $85, Piper Sandler Neutral $76.
• The 2028 framework is already stale to the upside: the stated 2028 targets are $200M ARR and $200M adjusted EBITDA; at $191M, management said on the call it expects to cross the ARR line "shortly."

Bear Case

• The organic rate is undisclosed. Management attributed Q3 growth to "organic customer demand and contributions from the Particle and Jolt acquisitions" without quantifying the split. The headline +29% revenue and +52% ARR are therefore not clean organic figures, and the Jolt/Particle laps arrive in FY27.
• Q4 implies almost no sequential growth. Q3 revenue printed $138.670M; Q4 is guided $138M–$142M. The FY raise is largely a reset for beats already banked plus acquired revenue.
• "memory is getting all the headlines, but that's starting to spread." Demand pulled into FY26 is demand absent from FY27.
• Adjusted flatters GAAP by a wide margin. Q3 GAAP net income was $15.7M, $0.40 per diluted share, against $0.75 adjusted.
• Component cost inflation cuts directly at the 64.8% gross margin that the whole re-rating rests on, and Digi still ships hardware for roughly three-quarters of revenue (IoT Product & Services $100M of $138.7M in Q3).
• The price has run past the sell-side. At the 2026-08-14 close of $85.12, only B. Riley's $86 sits above; Piper Sandler kept a Neutral rating while raising to $76.

Setup & Price Structure

Life-cycle: ACCELERATING, dated to 2026-08-05/06 — the guidance raise, the +17.2% single-session repricing reported on 2026-08-09, and three same-day target raises. The qualifier is that the attention is ten days old and the next company-generated headline is roughly eighty days away.

Observables, as of the 2026-08-14 reference close:

• $85.12 close, 52-week high $85.24, distance −0.1%. Six sessions of holding the entire earnings gap without giving any of it back is a tight shelf, and it is also a shelf with no cushion beneath it.
• RSI(14) 85.4. Extreme by any reading; the 3-month return is +37.3%, and Insider Monkey put the trailing 52-week gain at +126.64% as of the 2026-08-05 close of $72.75, with market cap $2.74B at that price — i.e. most of the year's move predates the print.
• Gap reference: the pre-print close was $72.75 on 2026-08-05. That is the level a full unwind of the re-rating would revisit.
• Insider activity is pre-gap, not into strength. CFO James J. Loch filed a 2026-06-02 Form 4 covering multiple option exercises and a 100,000-share sale at $69.44 (~$6.9M), leaving 167,589 shares; No July or August 2026 Form 4 transactions appeared in the filings reviewed as of 2026-08-16.
• No equity issuance into the move was disclosed on the 2026-08-05 call; the stated funding path is debt plus cash flow.
• No earnings date inside 30 days. The binary is deferred, which removes both the downside event and the upside one.

Catalyst Calendar (next 30 days)

• No company-confirmed event falls inside 2026-08-16 → 2026-09-15. The Q4 FY26 earnings date had not been announced as of 2026-08-16, and no September 2026 investor-conference appearance was found. Anything that moves the name in this window is flow, sector beta, or an unscheduled 8-K.
• 2026-09-30 — fiscal Q4 / FY2026 year-end. Closes the books against the $529M–$533M revenue and $146M–$147.5M adjusted EBITDA guide. Just outside the 30-day window.
• ~2026-11-04 (est.) — Q4/FY26 results. Date unannounced; the prior three FY26 prints landed 2026-02-04, 2026-05-06 and 2026-08-05, which is the only reason to place it there. This print carries the first FY2027 guide and the first clean look at organic growth as Jolt and Particle lap.
• ~2026-11-04 (est.) — possible reset of the 2028 targets. With ARR at $191M against a $200M 2028 goal, the existing framework is nearly spent; a raised long-term target is the plausible next narrative input, and its absence would be informative.

What Would Change Our Mind

The structure that has to hold is the 2026-08-06 gap. Price has spent six sessions pinned within 0.1% of the 52-week high without filling any of it; a give-back that takes out the middle of that gap says the re-rating was a repricing event rather than the start of a trend. Concretely, a weekly close below $76 — beneath Piper Sandler's raised target and most of the gap — breaks the leg; a full fill to the 2026-08-05 pre-print close of $72.75 ends it outright.

On fundamentals, the read fails if the November print discloses organic growth materially below the reported +29%, or guides FY27 revenue below the annualized run-rate implied by the $138M–$142M Q4 range — either would confirm that Jolt and Particle, plus supply-chain-driven pull-forward, carried FY26. A sequential decline in the 64.8% gross margin on component costs would attack the margin half of the story independently.

Also watched: whether the theme flips from ACCELERATING to SATURATED. With price above two of three published targets and the next catalyst ~80 days out, the marginal bid has to come from estimate revisions or new coverage. If neither arrives and the shelf at the 52-week high erodes on declining volume, the label changes before the fundamentals do.

Correlation Notes

• Small-cap risk appetite dominates day to day. At a ~$2.7B market cap (2026-08-05), DGII trades with the small-cap complex; a Russell-2000-level drawdown will move it regardless of the ARR curve.
• Component and memory pricing is a two-sided input. Management flagged memory-led supply-chain concern as both a demand accelerant (customers buying ahead) and a cost pressure. Headlines that tighten memory further help the order book and hurt the 64.8% gross margin, with different lags.
• Second-order AI exposure, not direct. CEO Konezny framed the AI wave as reaching Digi through data-center builds affecting utilities and adjacent industrials. That makes the name a lagging beneficiary of hyperscaler capex; capex-digestion headlines transmit late and weakly, not on the day.
• Recurring-revenue comparables set the multiple. The re-rating is priced off ARR growth and EBITDA margin, so multiple compression across connected-operations software peers is a transmission channel even without a change in Digi's own numbers.
• Rates matter through the debt stack. $108.1M of total debt with leverage below 1.0x is manageable, but the acquisition flywheel management described depends on debt cost staying accommodative.