Watchlist
FIVN · Five9, Inc.
Last analysed ·
Against its published line
Nothing is through its line on this close.
How to read this
The red mark is the published kill line — the price that would prove the pick wrong. The dot is where the name closed on 18 September 2026; a dot LEFT of the mark has closed through its line.
Distance is drawn on a square-root scale, so close calls get the room. Past 8% a row stops competing and reads well clear, with a hollow dot to say the figure is off the drawn scale. Rows run tightest first.
Resolved Graded and closed 2026-06-18 at low conviction — the published kill line fired. Coverage continued after the close; the read below is dated 2026-09-13 and is not part of the scored record.
Current thesis
Legacy-CCaaS AI pivot staged a sharp V-recovery: +29% off the $19.70 June swing low to $25.42, reclaiming the broken $22 shelf on a 2026-06-23 next-gen Voice AI Agents launch and an AI-first leadership overhaul. Now pressing the $26.26 June high into a binary 2026-07-30 Q2 print that resolves the seat-cannibalization-vs-monetization question.
Kill line
A weekly close below $22 forfeits the reclaimed post-Q1 recovery shelf and reopens the June-low retest toward the $19.70 swing low; secondarily, a Q2 print (2026-07-30) showing AI ARR YoY decelerating below 50% with core seat revenue flat-to-negative confirms self-disruption is outrunning monetization.
Pick status
Invalidated resolved published kill line fired How this is scored →Latest analysis and events for FIVN —
As of 20 September 2026, the latest FrontierPicks analysis for Five9, Inc. (FIVN): Legacy-CCaaS AI pivot staged a sharp V-recovery: +29% off the $19.70 June swing low to $25.42, reclaiming the broken $22 shelf on a 2026-06-23 next-gen Voice AI Agents launch and an AI-first leadership overhaul. Now pressing the $26.26 June high into a binary 2026-07-30 Q2 print that resolves the seat-cannibalization-vs-monetization question.
Kill line: A weekly close below $22 forfeits the reclaimed post-Q1 recovery shelf and reopens the June-low retest toward the $19.70 swing low; secondarily, a Q2 print (2026-07-30) showing AI ARR YoY decelerating below 50% with core seat revenue flat-to-negative confirms self-disruption is outrunning monetization.
Next dated event on file: — catalyst in 1d.
Current Thesis
Five9's artificial intelligence (AI) monetization story supports a recovery case, but the shares must reclaim the August closing reference before losing $30, and the next results must sustain management's raised growth outlook. On 2026-08-06, management reported second-quarter AI revenue of $39 million, up 78% year over year, and raised its full-year AI growth outlook to at least 60%, according to the earnings call.
The change since the August update is weaker price confirmation despite another analyst revision. Truist raised its target to $40 on 2026-08-31 after meeting management; the adjusted market close on 2026-09-11 was $30.66, below the 2026-08-28 close of $34.05. The target represents Truist's assessment, not additional reported revenue. Truist revision.
As an inference, the narrative is maturing — the 2026-08-06 results have been followed by the 2026-08-31 analyst revision and the now-completed 2026-09-11 Goldman Sachs conference. Five9's event calendar, checked on 2026-09-13, lists no upcoming company event. That dates the information cycle; it does not establish exhausted demand. Company event calendar.
Bullish and bearish views on Five9, Inc.
The model's bull view on Five9, Inc. (FIVN), in brief: AI growth accompanies core expansion. The 2026-08-06 earnings call reported second-quarter AI revenue growth of 78% alongside core contact center as a service (CCaaS) growth of 7%. Those reported figures support incremental monetization rather than an already-contracting core… The bear view: Profitability has not matched growth. Five9's 2026-08-06 filing reported second-quarter adjusted gross margin of 61.4%, versus 63.0% a year earlier, and adjusted earnings per share of $0.70, versus $0.76. These are measured limitations on the monetization case. Filed results.… Both cases follow in full.
Bull Case
- AI growth accompanies core expansion. The 2026-08-06 earnings call reported second-quarter AI revenue growth of 78% alongside core contact center as a service (CCaaS) growth of 7%. Those reported figures support incremental monetization rather than an already-contracting core business.
- Revenue guidance moved higher. On 2026-08-06, Five9 raised full-year revenue guidance to $1.260 billion–$1.272 billion. Second-quarter subscription revenue grew 14% year over year. Filed results.
- Enterprise demand has a quantified example. The 2026-08-06 earnings call disclosed a financial-services contract with approximately $100 million in total contract value and approximately $25 million in subscription annual recurring revenue (ARR) expected at full deployment. The ARR figure is a management expectation, not revenue already recognized.
Bear Case
- Profitability has not matched growth. Five9's 2026-08-06 filing reported second-quarter adjusted gross margin of 61.4%, versus 63.0% a year earlier, and adjusted earnings per share of $0.70, versus $0.76. These are measured limitations on the monetization case. Filed results.
- The analyst revision lacked price confirmation. Truist's 2026-08-31 target increase to $40 was followed by a 2026-09-11 adjusted close of $30.66, below the 2026-08-28 close of $34.05. This sequence establishes weaker price confirmation; it cannot identify who reduced exposure. Revision report.
- Deployment value remains conditional. The approximately $25 million subscription ARR discussed on 2026-08-06 applies at full deployment. A subsequent company disclosure reducing that expectation or extending deployment would weaken this particular enterprise proof point.
Setup & Price Structure
The supplied adjusted series records a $30.66 close on 2026-09-11, a three-month price increase of 44.4%, and a price 11.3% below its $34.57 trailing-year high. Its 14-period relative strength index (RSI) was 39.7. These observations establish a retreat within a positive three-month move; they do not establish a completed base. Moving-average and trading-volume measurements are unavailable.
The published recovery test is a weekly close above $34.05, the market's 2026-08-28 closing reference, before a weekly close below $30. The $30 threshold was identified in the 2026-08-30 research as a recovery-failure condition; it is not presented as measured moving-average support. The recovery window extends through the next quarterly results, provisionally dated 2026-11-05. The forecast remains low-conviction because the latest close is below the recovery reference while the failure threshold remains intact.
Coverage clustering is observable in the supplied analyst headlines dated 2026-08-07, 2026-08-10, 2026-08-24 and 2026-08-31. Retail sentiment, short interest and fund-flow measurements are missing as of 2026-09-13, so this record supports no conclusion about crowded ownership.
Catalyst Calendar (next 30 days)
- 2026-09-21 — Quarterly index rebalance. S&P Dow Jones Indices announced on 2026-09-04 that the quarterly changes become effective before the open on 2026-09-21. This replaces the earlier estimated 2026-09-18 event date with the official effective date. Five9 joined the S&P SmallCap 600 on 2026-08-03; the rebalance announcement supplies no Five9-specific demand amount or direction. S&P announcement, Five9 filing.
- 2026-09-30 — Repurchase completion objective. On the 2026-08-06 earnings call, management targeted approximately $150 million of repurchases by the end of the third quarter. This is a completion objective, not a scheduled disclosure or evidence of daily execution.
- ~2026-11-05, est. Third-quarter results. This remains an unconfirmed calendar estimate; Five9 had not listed the event as of 2026-09-13. The later event matters because the 2026-08-06 outlook specified third-quarter revenue of $316 million–$322 million and full-year AI growth of at least 60%. Company event calendar.
What Would Change Our Mind
Loss of the published $30 recovery threshold breaks the price thesis: a weekly close below $30 invalidates it. A weekly close above the 2026-08-28 closing reference of $34.05 before that breach would satisfy the price-recovery case; failure to achieve that recovery by the next quarterly release would leave the forecast unfulfilled.
The operating interpretation fails separately if third-quarter revenue falls below management's 2026-08-06 guidance floor of $316 million or management reduces its full-year AI growth outlook below 60%. Core CCaaS growth turning negative from the second quarter's reported 7% would also contradict the claim that AI monetization accompanies an expanding legacy business.
Correlation Notes
The case remains specific to Five9: its 2026-08-06 disclosures quantify AI monetization, core CCaaS growth and an enterprise contract. Its S&P SmallCap 600 membership, effective 2026-08-03, creates a reason to examine index-related trading, but membership does not measure correlation. No synchronized peer or index return series accompanies the 2026-09-11 price observations, so neither a software-sector correlation nor a group-driven recovery is established. Membership disclosure.
Notes
- Adjusted vs GAAP gap is wide: FY26 guidance is $3.22-$3.30 adjusted against $0.71-$0.82 GAAP. Compare like with like across quarters.
- Revenue mix Q2 2026: 83% subscription, 11% telecom, 6% professional services. The telecom line carries structurally lower margin.
- AI revenue is a disclosed line and a run-rate, not an audited segment; growth rates depend on the company's own attribution boundary.
- S&P SmallCap 600 constituent since before the open on 2026-08-03 (replaced Two Harbors), adding passive small-cap flow sensitivity at quarterly rebalances.
- $200M buyback authorization including a $90M accelerated repurchase, with roughly $150M targeted complete by end of Q3 2026; execution is disclosed only in the Q3 filing.
- Some reported insider sales are mandated RSU tax-withholding transactions rather than discretionary disposals; the Form 4 footnote distinguishes them.
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