Ten Agreements in Four MonthsThin moat

Sandisk (SNDK) — moat facet

Ten long-term agreements in four months, from a company that had none. The speed is the evidence, and it is also the warning.

Ten New Business Model agreements in roughly four months, from a standing start.

The NBM book, by announcementBefore FY2026none existedApril 2026 call5 agreementsBy Augustresults+5 more3 new customers2 expansionsof the fiveAfter year end+2, worth$31.3bnTwelve agreements in about five months, all inside the steepest NAND price rise on record.
The speed is the evidence that buyers expect NAND to stay short — and the reason the whole book shares one vintage.

The sequence, as the company reported it: five NBMs announced during the April 2026 earnings call; then, by the August results, five more — three with new customers and two expanding previously signed agreements.1 Then two more after the year end, disclosed as a subsequent event.2 Before fiscal 2026, this way of selling did not exist at Sandisk.

The terms are consistent across them. Each commits Sandisk to deliver and the customer to purchase a stated volume, mostly over multi-year periods; pricing has fixed and variable components; and customer obligations are backed by financial guarantees including cash deposits and other financial instruments.3 The customers are in Datacenter and Edge — the two segments that grew 437% and 195%.

The speed is the interesting part, and it reads two ways. It says the demand is real and buyers are anxious enough about supply to commit years of volume and post collateral, which is not how anyone bought NAND in 2023. It also says the entire book was assembled inside a single, extraordinary pricing window, by a company with every incentive to sign and customers with every incentive to lock in supply before prices rose further.

Nothing here has been through a cycle. The oldest agreement is months old.

The measure is how many of these are still being renewed in two years, and on what pricing mechanism. A book that renews at lower prices is still a moat; a book that does not renew was a shortage.

Moat trajectory: Widening

Five agreements by April, five more by August including three new customers, and two after the year end. The book is being built at a pace nothing in the company's history matches.

The number that tests this moat
Reported
Long-term agreements signed
12 in about five months (from April 2026)

Multi-year agreements are new to NAND. The count rising says customers want guaranteed supply; no new agreements once prices fall would show how much was a shortage effect.

Source: Sandisk Form 10-K, FY2026 ↗
⚠ Threats to the moat
References
  1. ReportedThe sequence, as the company reported it: five NBMs announced during the April 2026 earnings call; then, by the August results, five more — three with new customers and two expanding previously signed agreements. Then two more after the year end, disclosed as a subsequent event.
    Sandisk Corporation, fiscal fourth quarter 2026 results press release, 5 August 2026 (filed as Exhibit 99.1 to a Form 8-K). Fourth-quarter revenue of $8,965 million, up 51% sequentially from $5,950 million and up 372% from $1,901 million a year earlier; gross margin 84.6% against 78.4% sequentially and 26.2% a year earlier; operating expenses $545 million; operating income $7,037 million against $4,111 million and $18 million; net income $6,903 million against $3,615 million and a loss of $23 million; diluted net income per share $43.97 against $23.03 and a loss of $0.16, with non-GAAP diluted EPS of $39.25. Sequential revenue growth came approximately one-third from higher volumes and two-thirds from higher pricing. Fiscal year 2026 revenue of $20,248 million, up 175%, gross margin 71.5% against 30.1%, operating income $12,389 million against a loss of $1,377 million, net income $11,433 million against a loss of $1,641 million, diluted EPS $73.76 against a loss of $11.32, and non-GAAP diluted EPS of $70.88 against $2.99. Fourth-quarter revenue by end market: Datacenter $2,977 million, up 103% sequentially from $1,467 million and from $213 million a year earlier; Edge $5,432 million, up 48% sequentially and 392% year over year from $1,103 million; Consumer $556 million, down 32% sequentially from $820 million and down 5% from $585 million. Full-year end markets: Datacenter $5,153 million up 437%, Edge $12,160 million up 195%, Consumer $2,935 million up 29%. Since announcing five New Business Model agreements on the April earnings call, Sandisk signed five additional agreements including three NBMs with new customers and two deals expanding previously signed NBMs. The board approved an additional $14 billion buyback programme, bringing total remaining authorisation to $15.5 billion. First-quarter fiscal 2027 guidance is revenue of $10.30 billion to $10.80 billion, GAAP gross margin of 83.0% to 84.9% and non-GAAP of 83.0% to 85.0%, operating expenses of $574 million to $614 million GAAP and $520 million to $540 million non-GAAP, a 15.0% non-GAAP tax rate, non-GAAP diluted net income per share of $44.00 to $46.00, and approximately 155 million diluted shares. Chairman and Chief Executive Officer David Goeckeler said the company closed fiscal 2026 with a leading technology portfolio, established datacenter as a key growth pillar and deepened its customer partnerships. — Q4 FY2026 · publ. 2026-08-05 · source ↗
  2. ReportedThen two more after the year end, disclosed as a subsequent event. Before fiscal 2026, this way of selling did not exist at Sandisk.
    Sandisk Corporation, Form 10-K FY2026 — the separation, financing, Nanya investment and share repurchase disclosures. Prior to 21 February 2025 Sandisk was wholly owned by Western Digital Corporation; on that date WDC distributed 116,035,464 shares, or 80.1%, of Sandisk's outstanding common stock to WDC holders at one-third of a share per WDC share, retaining 28,827,787 shares or 19.9%, and Sandisk began trading on the Nasdaq Global Select Market under SNDK on 24 February 2025. WDC has since disposed of shares through debt-for-equity exchanges in June 2025 and February 2026 and has announced it expects to monetise all remaining shares by the end of 2026. Subsequent to the separation Sandisk conducted a quantitative impairment analysis which indicated the carrying value of its reporting unit exceeded fair value, and recorded a goodwill impairment charge of $1.8 billion in the year ended 27 June 2025; no impairment was recorded in fiscal 2026. On 21 February 2025 Sandisk entered a Loan Agreement comprising a seven-year $2.0 billion Term Loan B facility and a five-year $1.5 billion revolving credit facility, borrowing $2.0 billion and making a net distribution payment of $1.5 billion to WDC; on 4 March 2026 it settled the remaining Term Loan principal in full using cash on hand, recognising a $46 million loss on debt extinguishment, and had drawn no amounts under the revolver as of 3 July 2026. In March 2026 Sandisk made an equity investment in Nanya Technology Corporation, a publicly traded entity with a readily determinable fair value; unrealised gains of $807 million for the year were recognised through the statement of operations and the marketable equity securities are subject to a statutory lock-up period of three years during which Sandisk is restricted from transferring or selling the shares, subject to limited exceptions under applicable Taiwanese law. On 30 April 2026 the board approved a $6.0 billion share repurchase programme and on 5 August 2026 an additional $14.0 billion programme; during the year ended 3 July 2026 Sandisk repurchased 3 million shares for an aggregate purchase price of $4.5 billion, with $1.5 billion remaining available at year end. Subsequent to the balance sheet date the Company entered into two additional New Business Model agreements with an aggregate transaction price of $31.3 billion, providing for customer purchase commitments for specified product volumes over multi-year periods supported by financial guarantees including cash deposits and other financial instruments. Sandisk also states it expects AI-driven demand to persist through calendar year 2027 and beyond, and that it anticipates increased capital investments in fiscal 2027 as it transitions to newer nodes. In September 2024 SanDisk China completed the sale of 80% of its equity interest in SanDisk Semiconductor (Shanghai) to JCET Management, resulting in a pre-tax gain of $34 million and leaving a 20% retained interest; the January 2025 Equity Transfer Agreement transferred WDC's interest in the Unis Venture, 48% owned by Sandisk and 52% by Unis, which markets and sells Sandisk products in China. — FY2026 · publ. 2026-08-17 · source ↗
  3. ReportedEach commits Sandisk to deliver and the customer to purchase a stated volume, mostly over multi-year periods; pricing has fixed and variable components; and customer obligations are backed by financial guarantees including cash deposits and other financial instruments. The customers are in Datacenter and Edge — the two segments that grew 437% and 195%.
    Sandisk Corporation, Form 10-K FY2026 — consolidated statements of operations, balance sheets and cash flows, and the results-of-operations and liquidity discussion in Item 7. Revenue net $20,248 million against $7,355 million and $6,663 million in the two prior years, up 175%; cost of revenue $5,776 million (28.5% of revenue); gross profit $14,472 million (71.5%, up 4,100 basis points); research and development $1,328 million (6.6%); selling, general and administrative $676 million (3.3%); loss on debt extinguishment $46 million; business separation costs $25 million; total operating expenses $2,083 million; operating income $12,389 million (61.3%); gain on equity securities $808 million; interest income $70 million; interest expense $73 million; other expense $177 million; income before taxes $13,017 million; income tax expense $1,584 million at a 12% effective rate (against negative 11% and negative 34%); net income $11,433 million (56.5%) against losses of $1,641 million and $672 million. Basic EPS $77.78 and diluted $73.76, on 147 million basic and 155 million diluted weighted average shares. Revenue by end market: Datacenter $5,153 million, $960 million and $325 million; Edge $12,160 million, $4,127 million and $4,069 million; Consumer $2,935 million, $2,268 million and $2,269 million. Revenue by geography: Asia $14,241 million, Americas $4,275 million, EMEA $1,732 million. Datacenter revenue rose 437% with products sold up almost 120% on an exabyte basis and revenue per gigabyte up almost 150%; Edge rose 195% with exabytes up a high single-digit percentage and revenue per gigabyte up almost 180%; Consumer rose 29% with exabytes DOWN a mid-teens percentage and revenue per gigabyte up a low-fifties percentage; total products sold increased by a mid-teens percentage on an exabyte basis. Sales incentive and marketing programmes represented 11%, 19% and 19% of gross revenues in 2026, 2025 and 2024. Balance sheet at 3 July 2026: cash and cash equivalents $4,762 million, accounts receivable $4,708 million, inventories $2,698 million, total current assets $12,780 million, marketable equity securities $1,777 million, property plant and equipment net $674 million, notes receivable and investments in Flash Ventures $678 million, goodwill $4,994 million, total assets $22,507 million; refund liabilities $1,500 million (from $126 million), contract liabilities $849 million current and $393 million non-current, income tax payable $1,286 million, total current liabilities $5,581 million, long-term debt nil (from $1,829 million), total liabilities $6,771 million, treasury stock $4,537 million, retained earnings $9,649 million (from an accumulated deficit of $1,784 million), total shareholders' equity $15,736 million, 149 million shares issued and 146 million outstanding. Cash flows: operating activities provided $11,671 million against $84 million and a use of $309 million; investing used $1,386 million including $970 million of purchases of marketable equity securities, $275 million of net issuances related to Flash Ventures and $177 million of capital expenditures; financing used $7,001 million including $4.5 billion of share repurchases, $1.9 billion of Term Loan repayments and settlement and $630 million of taxes on vested stock awards. Cash conversion cycle 162 days (DSO 48, DIO 178, DPO 64). $2,879 million of cash was held outside the US. Contract liabilities were $1,242 million and refund liabilities $1,500 million under long-term agreements. Unrecognised tax benefits were approximately $323 million. Tax holidays in Malaysia expire at various dates during 2028 through 2031. Total material cash requirements were $11,760 million, of which Flash Ventures-related commitments were $6,559 million and purchase obligations and other commitments $4,902 million. — FY2026 · publ. 2026-08-17 · source ↗
Sources
Generated September 23, 2026