Q1 FY2027 revenue revision
+$4.0B
Preliminary $18.5–19.5B vs. $14.5–15.5B guided Aug. 11, 2026
Preliminary gross margin
12.0–12.5%
Up from 10.4–10.8% guided; below the 17.5% posted in Q4 FY2026
Fiscal 2026 operating cash flow
−$6.81B
FY ended June 30, 2026; inventory absorbed $8.88B of cash
Gap to the Nov. 3 print
14 days
Preliminary update filed Oct. 20, 2026; earnings call Nov. 3, 2026
The disclosure
The Revision Is a Shipment Schedule, Not a Demand Signal
On Oct. 20, 2026, Super Micro Computer told investors to expect fiscal first-quarter revenue of $18.5–19.5 billion and raised its own guidance by $4.0 billion — a 26.7% increase on the $15.0 billion midpoint of the range set on Aug. 11. The disclosure also lifted the gross-margin guide to 12.0–12.5% from the 10.4–10.8% it had guided, so this was not a revenue-only headline, and it landed 14 days before the Nov. 3 earnings call with no EPS figure, no cash-flow figure and no change to the $65–72 billion fiscal 2027 outlook.
- Fiscal fourth-quarter order intake topped $60 billion, disclosed on July 21, 2026 — the order book was public before the $14.5–15.5 billion guide was set three weeks later on Aug. 11.
- That Aug. 11 guide, with a $15.0 billion midpoint, sat below the $15.23 billion analyst consensus — the company wrote its own low bar and then cleared it by $4 billion.
- The June 11 financing documents put roughly $39 billion of AI server orders from more than 20 customers in the pipeline and committed proceeds to buying the components behind them; the Oct. 20 revision converts that book faster than the plan implied.
- This is the second pre-announcement in one fiscal year, after the July 21 update that also disclosed revenue and gross margin early, a cadence that reads as expectation management rather than a new demand shock.
| Measure | Q4 FY2026 actual | Q1 FY2027 guided (Aug. 11) | Q1 FY2027 preliminary (Oct. 20) |
|---|---|---|---|
| Revenue | $11.12B | $14.5–15.5B | $18.5–19.5B |
| Gross margin | 17.5% GAAP / 17.6% non-GAAP | 10.4–10.8% non-GAAP | 12.0–12.5% |
| GAAP diluted EPS | $1.62 | $0.89–0.98 | Not updated |
| Implied gross profit | $1.94B | $1.51–1.67B | $2.22–2.44B |
| Operating cash flow | $747M | Not guided | Not disclosed |
| Full-year revenue outlook | $39.1B actual | $65–72B | Unchanged |
Margin math
$4 Billion of New Revenue Carries $738 Million of New Gross Profit
Two incrementals matter here, and they point in opposite directions. Against the guidance it set, the revision is high quality: $4.0 billion of extra revenue carries about $738 million of extra gross profit at the midpoint, an 18.4% incremental margin. Against the June quarter it follows, it is not: a $7.88 billion sequential revenue step lifts gross profit by only $385 million, an incremental gross margin of roughly 4.9% against a 17.5% corporate average.
Gross margin: the guide went up, the quality went down
Q4 FY2026 and full-year fiscal 2026 actuals, plus the midpoint of the Aug. 11 guidance range and the Oct. 20 preliminary range for fiscal Q1 2027.
Unit: % gross margin
FY2026 actual
Year ended June 30, 2026
10.8%
Q4 FY2026 actual
Quarter ended June 30, 2026
17.5%
Q1 FY2027 guided (mid)
Guidance issued Aug. 11, 2026
10.6%
Q1 FY2027 preliminary (mid)
Preliminary update Oct. 20, 2026
12.3%
| Line item | At guidance midpoint | At preliminary midpoint | Preliminary low–high |
|---|---|---|---|
| Revenue | $15.0B | $19.0B | $18.5–19.5B |
| Gross margin | 10.6% | 12.25% | 12.0–12.5% |
| Gross profit | $1.59B | $2.33B | $2.22–2.44B |
| Operating expenses | ~$0.45B | ~$0.50B | ~$0.48–0.52B |
| Operating income | ~$1.14B | ~$1.83B | ~$1.70–1.96B |
| Net interest and other | −$0.07B | −$0.07B | −$0.07B |
| Tax at 24% | −$0.26B | −$0.42B | −$0.39–0.45B |
| 7.0% preferred dividends | −$0.07B | −$0.07B | −$0.07B |
| Net income to common | ~$0.75B | ~$1.27B | ~$1.17–1.37B |
| Implied GAAP diluted EPS | $0.98 (top of guided range) | ~$1.67 | $1.52–1.82 |
The funding channel
The $4 Billion Was Funded in June; Nov. 3 Reveals Which Channel Closed the Gap
Strip out the gross profit and the quarter is $19.0 billion of revenue against $16.67 billion of cost of sales, and that $16.67 billion has to be paid for before a dollar of gross profit is collected. Super Micro Computer entered the quarter with $7.52 billion of cash, $12.90 billion of inventory, $6.13 billion of receivables and $2.25 billion of payables. On fiscal 2026 figures that is 135 days of inventory, 57 days of receivables and 23.5 days of payables — a cash conversion cycle of about 169 days. The question is not whether the quarter works. It is which balance-sheet channel closed the gap.
| Scenario | Inventory at Sept. 30 | Receivables | Payables | Net cash swing |
|---|---|---|---|---|
| Fiscal 2026 turns repeat | $24.7B (135 days) | $11.9B (57 days) | $4.3B (23.5 days) | −$15.6B |
| Inventory flat, collections slow | $12.9B (70 days) | $10.5B (50 days) | $4.3B (23.5 days) | −$2.3B |
| Inventory flat, faster collection, longer supplier terms | $12.9B (70 days) | $6.3B (30 days) | $8.2B (45 days) | +$5.9B |
Liquidity and obligations at June 30, 2026
Cash and equivalents
$7.52B
Up from $1.29B at March 31, 2026
Committed revolver drawn
$3.76B of $3.77B
JPMorgan $2.0B facility fully drawn; CTBC drawn to $1,763.5M of $1,765M
Receivables purchase facility
$1.79B unused
Uncommitted; only $831.7M of receivables sold in fiscal 2026
At-the-market equity program
Up to $1.25B
Sales permitted from Q3 FY2026; still the marginal dilution channel
Deferred revenue
$2.61B
Customer cash collected but not yet recognized as revenue
Bank debt and convertible notes
$8.7B
About $2.04B classified as current
Annual cost of the 2029 mandatory convert
$262.5M
7.0% on a $3.75B liquidation preference
- Prepaid inventory is the first channel: $12.90 billion sat on the balance sheet at June 30, 2026, of which $10.28 billion was finished goods — components already paid for and waiting on a ship date.
- The June 11 financing is the second: 45,454,545 common shares at $27.50 for about $1.22 billion net, plus 75 million depositary shares at $50 for about $3.68 billion net, handing existing shareholders 159–182 million new shares by the time the mandatory convert settles in 2029.
- Customer terms are the third: receivables of $6.13 billion and a 57-day collection cycle are the only way a $19 billion quarter can fund itself, which is why the untouched $1.79 billion receivables facility matters.
- New capital is the fourth and least attractive: the at-the-market program is the first lever to be pulled if inventory does not convert, and it prices below the level at which the June deal cleared.
The company intends to use a portion of net proceeds from the offerings, together with proceeds from its $1.25 billion at-the-market offering program, to fund purchase of components to satisfy approximately $39 billion of orders received for advanced AI servers from more than 20 customers, to be fulfilled in future quarters.
Who gets paid
The Integrator Keeps Five Cents on the Dollar; Memory Keeps Eighty-Seven
Who collects on the $16.67 billion of cost of sales? Not the integrator. In its fiscal fourth quarter, Micron booked $54.23 billion of revenue and $47.05 billion of gross profit — a single memory quarter that earns about 20 times what Supermicro expects to earn in gross profit in its best quarter of fiscal 2027. Supermicro's entire fiscal 2026 gross profit was $4.23 billion.
| Layer | Company | Quarterly revenue | Gross margin | Why it matters for the rack |
|---|---|---|---|---|
| GPU silicon | NVIDIA | $96.22B | 75.0% | Sets the price of the compute in every rack |
| Memory | Micron | $54.23B | 86.7% | HBM and DRAM are the largest single line inside a rack |
| Memory | SK hynix | ₩79.32T | 76.3% operating | HBM4 supply for the Rubin platform, sold out |
| Power and thermal | Vertiv | $3.27B | 37.7% | Rack-scale cooling and power content per system |
| Networking | Arista | $3.04B | 62.9% | 800G switching content priced separately |
| Integration | Supermicro | $19.0B (est.) | 12.25% (est.) | Ships the rack and keeps the thinnest margin |
Gross profit per quarter: the layer that ships the rack keeps the least
Latest reported quarter for each company, except Supermicro, where the Oct. 20 preliminary midpoint of $2.33B is used and the June quarter's $1.94B is shown for comparison.
Unit: $ billions of gross profit
Quarter ended July 26, 2026
72.1
Fiscal fourth quarter 2026
47.1
Supermicro Q1 FY2027 est.
Preliminary midpoint, Oct. 20, 2026
2.3
Supermicro Q4 FY2026
Quarter ended June 30, 2026
1.9
Quarter ended June 30, 2026
1.9
Quarter ended June 30, 2026
1.2
- Dell booked a record $60.9 billion of AI server orders and exited its July quarter with a $95 billion backlog, then guided fiscal 2027 AI-optimized server revenue to $74.0 billion — proof the demand pool is far larger than any single integrator's channel.
- CoreWeave is the neocloud on the other side of this trade: $2.575 billion of revenue in the June quarter, $104.2 billion of backlog, and more than $25 billion of net new customer commitments added early in the September quarter.
- But the buyers are financing the racks, not the vendors absorbing them: CoreWeave carried $1.87 billion of trailing interest expense against a trailing operating loss of $231 million.
- HP Enterprise reported $12.21 billion of revenue in its July quarter with the Vera Rubin NVL72 rack-scale system as its flagship, and Dell was first to ship Rubin systems to CoreWeave — the rack-scale fight is now three-way, and Supermicro is the one carrying export controls.
The overhang
A Quarter Sized 28% by One Customer, Reported Under Unremediated Controls
The October pre-announcement landed six days after Super Micro Computer replaced its chief financial officer, and it will be audited against a control environment the company itself says is not effective. Three items sit between the $19 billion and the investor: an unremediated material weakness, an open export-control investigation, and a customer that bought 28.1% of last year's revenue.
- Mark Long, formerly CFO and chief strategy officer of Western Digital, became chief financial officer on Oct. 14, 2026, replacing David Weigand — a search an advisory committee had pressed for nearly two years.
- Management concluded that internal control over financial reporting was not effective at June 30, 2026, that disclosure controls and procedures were not effective either, and that it cannot assure its remediation will be adequate.
- The company has received at least two subpoenas and one informal request from the Commerce Department's Office of Export Enforcement tied to a customer named in the March 19, 2026 indictment, and faces the risk of having its export privileges suspended or revoked.
- Taiwan charged nine people over the smuggling of AI servers to China in August 2026, and a Supermicro-linked contractor pleaded guilty in October.
- One customer accounted for 28.1% of fiscal 2026 net sales — roughly $11.0 billion of the $39.1 billion total — and nine customers crossed $1 billion, up from four a year earlier.
Management concluded that internal control over financial reporting was not effective as of June 30, 2026 due to the existence of a material weakness.
The audit
Nov. 3 Audits Cash, Not Revenue: Seven Numbers That Decide the Thesis
| What to check | Confirms the thesis | Breaks it |
|---|---|---|
| Inventory and inventory days at Sept. 30 | Inventory near $12.9B, about 70 days on $16.67B of cost | Inventory above $18B with no cash generation |
| Quarterly operating cash flow | Positive or close to break-even | Another deep burn after minus $6.81B in fiscal 2026 |
| Fiscal 2027 revenue outlook | Raised toward $75–80B, or Q2 guided at $19B and above | Left at $65–72B while Q1 lands at $19B |
| Gross margin | Holds at 12.0–12.5% with a path back toward mid-teens | Guided below 12%, or a second-quarter step down |
| Liquidity | Receivables facility drawn, revolver headroom reopened | Fresh equity sold below the June clearing price |
| Customer concentration | Top customer below 28.1% of revenue | Top customer above 30%, or stretched payment terms |
| Controls and export status | A dated remediation plan, no new enforcement action | A new subpoena, indictment, or license action |
Horizons
Days to Quarters, and One to Three Years
- Nov. 3 is the print, and the revenue bar is already set: with the number public since Oct. 20 and shares up 11.3% after hours, the stock moves on margin, cash and the fiscal 2027 guide, not on the top line.
- SK hynix reports its September quarter on Oct. 28, so the memory read lands six days before Super Micro, while NVIDIA's September-quarter report lands after it — for two weeks the only public read on the rack build comes from the smallest of the four big integrators.
- The two funding levers are the $1.79 billion receivables facility and the $1.25 billion at-the-market program; either one used in the September quarter tells you the gap was not closed by the inventory.
- The 7.0% mandatory convert converts into 113.6–136.4 million shares in 2029, adding 17% to 20% to the roughly 684 million diluted share base implied by fiscal 2026 GAAP earnings of $3.26 a share, at a $262.5 million annual dividend.
- Rack-scale competition is now a three-way fight, with Dell guiding to $74.0 billion of fiscal 2027 AI server revenue and HP Enterprise shipping Vera Rubin NVL72, while Supermicro carries the export subpoenas and the unremediated controls.
- A 169-day cash conversion cycle forces permanent balance-sheet funding unless customers start prepaying or suppliers start extending terms — and the $2.61 billion of deferred revenue shows both are already partly happening.
- The structural winner of this build is the layer with pricing power: memory at an 86.7% gross margin and GPUs at 75.0%, against 12.25% at the company that ships the rack.
The thesis in one line: the October revision is a supply-allocation and working-capital event, and the market has already paid for the revenue in advance — $4.90 billion of net equity proceeds in June, $12.90 billion of inventory on the books at June 30, and a 7.0% coupon that costs $262.5 million a year. Nov. 3 does not decide whether demand exists; it decides who finances it — and if the cash flow statement does not improve, this quarter should be valued on the balance sheet rather than on the top line.
Who the $4 Billion Actually Touches
- Preliminary revenue of $18.5–19.5 billion clears the $15.23 billion consensus by about 25%, but 12.0–12.5% gross margin is 525 basis points below the June quarter.
- Fiscal 2026 operating cash flow of minus $6.81 billion and a 169-day cash conversion cycle make Nov. 3 a balance-sheet test, not a demand test.
- Over one to three years, 113.6–136.4 million shares from the 2029 mandatory convert add 17% to 20% dilution unless the cash cycle improves.
- Supermicro's September-quarter shipments pre-read the rack build two weeks before NVIDIA reports its own September quarter.
- Q2 FY2027 revenue of $96.22 billion at a 75.0% gross margin shows the GPU layer keeps the margin the integrator does not.
- Over one to three years, rack-scale competition among Dell, HP Enterprise and Supermicro spreads NVIDIA design wins across more integrators rather than concentrating them.
- Fiscal Q4 2026 revenue of $54.23 billion against $11.32 billion a year earlier prices the memory content of every rack.
- Guidance of $61.5 billion plus or minus $1.5 billion for fiscal Q1 2027 keeps the memory supercycle running through the November prints.
- The risk: Supermicro's 12.0–12.5% gross margin shows integrators cannot pass all memory inflation through.
- Second-quarter 2026 net sales of $3,274 million, up 24%, ride the same rack build that pushed Supermicro's quarter toward $19 billion.
- Fiscal 2026 guidance of $14.0 billion and a $15.0 billion backlog at the end of 2025 mean power and thermal demand is already contracted.
- Over one to three years, rising rack density grows thermal content faster than unit growth.
- Second-quarter 2026 gross margin of 62.9% on $3.04 billion of sales shows the networking layer keeps margin the integrator gives away.
- Every incremental Supermicro rack carries 800G switching content priced separately from the server itself.
- Record $60.9 billion of AI server orders and a $95 billion backlog prove the demand pool exists outside Supermicro's channel.
- Fiscal 2027 AI-optimized server revenue guidance of $74.0 billion, up 200%, is the share investors should watch as allocation shifts.
- Over one to three years, Supermicro's export subpoenas and unremediated controls hand Dell and HP Enterprise reallocated GPU supply.
- A $104.2 billion backlog and $2.575 billion of June-quarter revenue make it a direct buyer of the racks Supermicro is shipping.
- Trailing interest expense of $1.87 billion against a trailing operating loss means every extra rack arrives financed, not free.
- Mixed: more supply accelerates deployment while the financing cost lands on CoreWeave's own income statement.
- Second-quarter 2026 operating profit of 60.5 trillion won confirms HBM is the profit pool inside every rack.
- Its September-quarter release on Oct. 28 lands six days before Supermicro's Nov. 3 print, giving investors the memory read first.
