{ "generatedAt": "2026-10-22T06:31:28Z", "url": "https://deepstack.ltd/theses/memory-price-bust-2027/", "disclaimer": "Analysis and opinion, not investment advice.", "id": "memory-price-bust-2027", "number": 38, "question": "Will DRAM contract or spot prices fall at least 30% from their 2026 peak at any point before December 31, 2027, per a dated public price series?", "dek": "Memory scarcity pricing reverses into a glut, with DRAM prices falling 30%+ from peak as greenfield capacity and AI efficiency gains close the gap.", "family": "T13", "subthesis": "T13.01", "sector": "AI.MEM", "subsectors": [ "AI.MEM.DRAM", "AI.SEMI.GPU", "AI.MEM.HBM", "AI.CLOUD.NEO" ], "relatedParts": [ 1, 2, 7, 10 ], "approvedAt": "2026-10-22T01:56:07Z", "sectorName": "Memory & Storage", "api": "https://deepstack.ltd/api/v1/theses/memory-price-bust-2027.json", "sides": [ { "id": "yes", "label": "The buildout overshoots demand", "summary": "Record margins and prebooked 2027 order books pull forward greenfield DRAM capacity while hoarding inflates apparent demand. One voice argues that because memory is a commodity rather than a differentiated product, earnings are set by price, so the same operating leverage that produced explosive gains in the boom reverses once capacity or efficiency closes the gap. Another voice adds that orders placed out of scarcity fear accumulate as undeployed inventory, and when buying panic stops, component prices drop and the stockpiles must be written down. Supply arrives into softening true demand, and prices fall at least 30% from their 2026 peak before the end of 2027.", "voices": [ { "name": "Kris", "entity": "https://deepstack.ltd/people/kris/", "claim": "Because memory is a commodity rather than a differentiated product, earnings are set by price. Scarcity pricing produces explosive operating leverage in the boom, and the same leverage reverses when capacity or efficiency closes the gap, exactly as…", "date": "2026-05-18", "url": "https://www.potentialmultibaggers.com/p/why-this-is-not-like-the-dotcom-bubble" }, { "name": "Michael Burry", "entity": "https://deepstack.ltd/people/michael-burry/", "claim": "Absolute certainty in new secular demand is what allows managements to approve greenfield fabs; multi-year contracts and prebooked 2027 demand inflate the order book past need, so the feature becomes the bug and the correction arrives as…", "date": "2026-06-03", "url": "https://michaeljburry.substack.com/p/mega-trading-postshort-thoughts-mash" }, { "name": "Kakashii", "entity": "https://deepstack.ltd/people/kakashii/", "claim": "Because the binding constraint is deployed datacenter capacity rather than component supply, orders placed out of scarcity fear accumulate as undeployed inventory; when buying panic stops, component prices drop and the stockpiles must be written…", "date": "2026-04-27", "url": "https://kakashiii111.substack.com/p/compute-shortage-overbooked-components" }, { "name": "Ycg Investments", "entity": "https://deepstack.ltd/people/ycg-investments/", "claim": "Like the fiber optic buildout of the late 1990s, where multiplexing improvements caused capacity to exceed demand despite strong underlying demand growth, innovations in compute technology will generate such rapid supply expansion that prices and…", "date": "2026-08-22", "url": "https://fiscal.ai/fund-letters/ycg-investments-q3-2025-fscl_document_7MZB9QQW251" } ] }, { "id": "no", "label": "Supply constraints keep prices from collapsing", "summary": "Shortages of chips, people such as plumbers and electricians, and power needed to build data centers keep the AI compute buildout from reaching overcapacity despite high demand, and this constraint extends to the memory supply chain feeding it. One voice argues that if chips, people, and power were in infinite supply the market would already show overcapacity, since everyone would build as fast as they wanted, but the actual shortage of these inputs prevents that outcome. As long as this constraint holds, DRAM contract and spot prices should not fall 30% or more from their 2026 peak before the end of 2027.", "voices": [ { "name": "Barry Ritholtz", "entity": null, "claim": "Ankur Crawford argues that if there were an infinite supply of chips, people and power, the market would already be in overcapacity because everyone would build as fast as they wanted; instead, the shortage of chips, workers like plumbers and…", "date": "2026-08-14", "url": "https://ritholtz.com/2026/08/transcript-ankur-crawford#p3" } ] } ], "tests": [ { "id": "th038-t01", "part": null, "thesis": 38, "slug": "memory-price-bust-2027", "when": "October 29, 2026", "whenLabel": "Oct 29, 2026", "date": "2026-10-29", "precision": "day", "event": "Sandisk, gross margin, quarter ended October 2, 2026: whether it comes in at or above 72%.", "status": "pending", "resultId": null, "sameAs": null, "stage": "pre", "callExpects": "yes", "callExpectsBy": "Desk Editor (level A)", "callExpectsAt": "2026-10-22T03:45:00Z", "callProbability": 80, "callProbabilityAt": "2026-10-22T03:45:00Z", "callProbabilityHistory": [], "source": { "kind": "thesis", "ref": "tests[0].date", "url": null }, "resolver": { "kind": "manual", "rule": "Divide the gross profit by the revenue that Sandisk reports for the quarter ended October 2, 2026 in its 10-Q or 10-K filing on SEC EDGAR. The answer is yes if the ratio is at or above 72.0%; no if it is below 72.0%.", "question": "Did the gross profit of Sandisk for the quarter ended October 2, 2026 come to at or above 72.0% of its revenue?", "source": { "label": "SEC EDGAR, XBRL company facts of Sandisk (Forms 10-Q and 10-K)", "url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0002023554.json" }, "ambiguity": "If Sandisk has not filed by November 18, 2026, or a filing restates a period the rule reads, the test is inconclusive, and the Result says what was read and what was missing.", "specState": "approved", "specVersion": 1, "specUpdatedOn": "2026-10-22", "specHistory": [ { "version": 1, "date": "2026-10-22", "reason": "First specification.", "by": "Desk Editor (level A)" } ], "callExpects": "yes", "format": "ladder", "group": "th038-sndk-gross-margin", "threshold": 72, "direction": "above", "unit": "%", "think": { "baseRate": "Sandisk's gross margin was 84.6% for the quarter ended July 3, 2026, by its filing on SEC EDGAR.", "outsideView": "A year earlier, for the quarter ended June 27, 2025, the same line read 26.2%, so the rungs sit on the last print.", "wouldChange": "A change in product mix, a one-time charge, or a reclassified line would move the reading." } }, "url": "https://deepstack.ltd/docket/#test-th038-t01", "storyUrl": "https://deepstack.ltd/theses/memory-price-bust-2027/#tests", "resultUrl": null, "machines": [ { "model": "claude-opus-5", "p": 22, "at": "2026-10-22T03:29:12Z" }, { "model": "deepseek-reasoner", "p": 80, "at": "2026-10-22T03:29:31Z" } ], "readers": null }, { "id": "th038-t02", "part": null, "thesis": 38, "slug": "memory-price-bust-2027", "when": "October 29, 2026", "whenLabel": "Oct 29, 2026", "date": "2026-10-29", "precision": "day", "event": "Sandisk, gross margin, quarter ended October 2, 2026: whether it comes in at or above 80%.", "status": "pending", "resultId": null, "sameAs": null, "stage": "pre", "callExpects": "yes", "callExpectsBy": "Desk Editor (level A)", "callExpectsAt": "2026-10-22T03:45:00Z", "callProbability": 55, "callProbabilityAt": "2026-10-22T03:45:00Z", "callProbabilityHistory": [], "source": { "kind": "thesis", "ref": "tests[1].date", "url": null }, "resolver": { "kind": "manual", "rule": "Divide the gross profit by the revenue that Sandisk reports for the quarter ended October 2, 2026 in its 10-Q or 10-K filing on SEC EDGAR. The answer is yes if the ratio is at or above 80.0%; no if it is below 80.0%.", "question": "Did the gross profit of Sandisk for the quarter ended October 2, 2026 come to at or above 80.0% of its revenue?", "source": { "label": "SEC EDGAR, XBRL company facts of Sandisk (Forms 10-Q and 10-K)", "url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0002023554.json" }, "ambiguity": "If Sandisk has not filed by November 18, 2026, or a filing restates a period the rule reads, the test is inconclusive, and the Result says what was read and what was missing.", "specState": "approved", "specVersion": 1, "specUpdatedOn": "2026-10-22", "specHistory": [ { "version": 1, "date": "2026-10-22", "reason": "First specification.", "by": "Desk Editor (level A)" } ], "callExpects": "yes", "format": "ladder", "group": "th038-sndk-gross-margin", "threshold": 80, "direction": "above", "unit": "%", "think": { "baseRate": "Sandisk's gross margin was 84.6% for the quarter ended July 3, 2026, by its filing on SEC EDGAR.", "outsideView": "A year earlier, for the quarter ended June 27, 2025, the same line read 26.2%, so the rungs sit on the last print.", "wouldChange": "A change in product mix, a one-time charge, or a reclassified line would move the reading." } }, "url": "https://deepstack.ltd/docket/#test-th038-t02", "storyUrl": "https://deepstack.ltd/theses/memory-price-bust-2027/#tests", "resultUrl": null, "machines": [ { "model": "claude-opus-5", "p": 8, "at": "2026-10-22T03:29:35Z" }, { "model": "deepseek-reasoner", "p": 65, "at": "2026-10-22T03:29:53Z" } ], "readers": null }, { "id": "th038-t03", "part": null, "thesis": 38, "slug": "memory-price-bust-2027", "when": "October 29, 2026", "whenLabel": "Oct 29, 2026", "date": "2026-10-29", "precision": "day", "event": "Sandisk, gross margin, quarter ended October 2, 2026: whether it comes in at or above 86%.", "status": "pending", "resultId": null, "sameAs": null, "stage": "pre", "callExpects": "no", "callExpectsBy": "Desk Editor (level A)", "callExpectsAt": "2026-10-22T03:45:00Z", "callProbability": 24, "callProbabilityAt": "2026-10-22T03:45:00Z", "callProbabilityHistory": [], "source": { "kind": "thesis", "ref": "tests[2].date", "url": null }, "resolver": { "kind": "manual", "rule": "Divide the gross profit by the revenue that Sandisk reports for the quarter ended October 2, 2026 in its 10-Q or 10-K filing on SEC EDGAR. The answer is yes if the ratio is at or above 86.0%; no if it is below 86.0%.", "question": "Did the gross profit of Sandisk for the quarter ended October 2, 2026 come to at or above 86.0% of its revenue?", "source": { "label": "SEC EDGAR, XBRL company facts of Sandisk (Forms 10-Q and 10-K)", "url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0002023554.json" }, "ambiguity": "If Sandisk has not filed by November 18, 2026, or a filing restates a period the rule reads, the test is inconclusive, and the Result says what was read and what was missing.", "specState": "approved", "specVersion": 1, "specUpdatedOn": "2026-10-22", "specHistory": [ { "version": 1, "date": "2026-10-22", "reason": "First specification.", "by": "Desk Editor (level A)" } ], "callExpects": "no", "format": "ladder", "group": "th038-sndk-gross-margin", "threshold": 86, "direction": "above", "unit": "%", "think": { "baseRate": "Sandisk's gross margin was 84.6% for the quarter ended July 3, 2026, by its filing on SEC EDGAR.", "outsideView": "A year earlier, for the quarter ended June 27, 2025, the same line read 26.2%, so the rungs sit on the last print.", "wouldChange": "A change in product mix, a one-time charge, or a reclassified line would move the reading." } }, "url": "https://deepstack.ltd/docket/#test-th038-t03", "storyUrl": "https://deepstack.ltd/theses/memory-price-bust-2027/#tests", "resultUrl": null, "machines": [ { "model": "claude-opus-5", "p": 4, "at": "2026-10-22T03:29:57Z" }, { "model": "deepseek-reasoner", "p": 6, "at": "2026-10-22T03:30:02Z" } ], "readers": null }, { "id": "th038-t04", "part": null, "thesis": 38, "slug": "memory-price-bust-2027", "when": "October 29, 2026", "whenLabel": "Oct 29, 2026", "date": "2026-10-29", "precision": "day", "event": "Sandisk, operating cash flow as a share of revenue, quarter ended October 2, 2026: whether it comes in at or above 68%.", "status": "pending", "resultId": null, "sameAs": null, "stage": "open", "callExpects": null, "callExpectsBy": null, "callExpectsAt": null, "callProbability": null, "callProbabilityAt": null, "callProbabilityHistory": [], "source": { "kind": "thesis", "ref": "tests[3].date", "url": null }, "resolver": { "kind": "manual", "rule": "", "question": "", "source": null, "ambiguity": "", "specState": "pending" }, "url": "https://deepstack.ltd/docket/#test-th038-t04", "storyUrl": "https://deepstack.ltd/theses/memory-price-bust-2027/#tests", "resultUrl": null, "machines": [ { "model": "claude-opus-5", "p": 40, "at": "2026-10-22T03:30:10Z" }, { "model": "deepseek-reasoner", "p": 58, "at": "2026-10-22T03:30:53Z" } ], "readers": null }, { "id": "th038-t05", "part": null, "thesis": 38, "slug": "memory-price-bust-2027", "when": "December 1, 2026", "whenLabel": "Dec 1, 2026", "date": "2026-12-01", "precision": "day", "event": "Ambarella, operating cash flow as a share of revenue, quarter ended October 31, 2026: whether it comes in at or above -4%.", "status": "pending", "resultId": null, "sameAs": null, "stage": "pre", "callExpects": "yes", "callExpectsBy": "Desk Editor (level A)", "callExpectsAt": "2026-10-22T03:45:00Z", "callProbability": 72, "callProbabilityAt": "2026-10-22T03:45:00Z", "callProbabilityHistory": [], "source": { "kind": "thesis", "ref": "tests[4].date", "url": null }, "resolver": { "kind": "manual", "rule": "Divide the net cash from operating activities by the revenue that Ambarella reports for the quarter ended October 31, 2026 in its 10-Q or 10-K filing on SEC EDGAR. The answer is yes if the ratio is at or above -4.0%; no if it is below -4.0%.", "question": "Did the net cash from operating activities of Ambarella for the quarter ended October 31, 2026 come to at or above -4.0% of its revenue?", "source": { "label": "SEC EDGAR, XBRL company facts of Ambarella (Forms 10-Q and 10-K)", "url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001280263.json" }, "ambiguity": "If Ambarella has not filed by December 17, 2026, or a filing restates a period the rule reads, the test is inconclusive, and the Result says what was read and what was missing.", "specState": "approved", "specVersion": 1, "specUpdatedOn": "2026-10-22", "specHistory": [ { "version": 1, "date": "2026-10-22", "reason": "First specification.", "by": "Desk Editor (level A)" } ], "callExpects": "yes", "format": "ladder", "group": "th038-amba-ocf-margin", "threshold": -4, "direction": "above", "unit": "%", "think": { "baseRate": "Ambarella's operating cash flow as a share of revenue was -0.2% for the quarter ended July 31, 2026, by its filing on SEC EDGAR.", "outsideView": "A year earlier, for the quarter ended July 31, 2025, the same line read 5.8%, so the rungs sit on the last print.", "wouldChange": "A change in product mix, a one-time charge, or a reclassified line would move the reading." } }, "url": "https://deepstack.ltd/docket/#test-th038-t05", "storyUrl": "https://deepstack.ltd/theses/memory-price-bust-2027/#tests", "resultUrl": null, "machines": [ { "model": "claude-opus-5", "p": 85, "at": "2026-10-22T03:30:57Z" }, { "model": "deepseek-reasoner", "p": 85, "at": "2026-10-22T03:31:08Z" } ], "readers": null }, { "id": "th038-t06", "part": null, "thesis": 38, "slug": "memory-price-bust-2027", "when": "December 1, 2026", "whenLabel": "Dec 1, 2026", "date": "2026-12-01", "precision": "day", "event": "Ambarella, operating cash flow as a share of revenue, quarter ended October 31, 2026: whether it comes in at or above 0%.", "status": "pending", "resultId": null, "sameAs": null, "stage": "pre", "callExpects": "either", "callExpectsBy": "Desk Editor (level A)", "callExpectsAt": "2026-10-22T03:45:00Z", "callProbability": 46, "callProbabilityAt": "2026-10-22T03:45:00Z", "callProbabilityHistory": [], "source": { "kind": "thesis", "ref": "tests[5].date", "url": null }, "resolver": { "kind": "manual", "rule": "Divide the net cash from operating activities by the revenue that Ambarella reports for the quarter ended October 31, 2026 in its 10-Q or 10-K filing on SEC EDGAR. The answer is yes if the ratio is at or above 0.0%; no if it is below 0.0%.", "question": "Did the net cash from operating activities of Ambarella for the quarter ended October 31, 2026 come to at or above 0.0% of its revenue?", "source": { "label": "SEC EDGAR, XBRL company facts of Ambarella (Forms 10-Q and 10-K)", "url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001280263.json" }, "ambiguity": "If Ambarella has not filed by December 17, 2026, or a filing restates a period the rule reads, the test is inconclusive, and the Result says what was read and what was missing.", "specState": "approved", "specVersion": 1, "specUpdatedOn": "2026-10-22", "specHistory": [ { "version": 1, "date": "2026-10-22", "reason": "First specification.", "by": "Desk Editor (level A)" } ], "callExpects": "either", "format": "ladder", "group": "th038-amba-ocf-margin", "threshold": 0, "direction": "above", "unit": "%", "think": { "baseRate": "Ambarella's operating cash flow as a share of revenue was -0.2% for the quarter ended July 31, 2026, by its filing on SEC EDGAR.", "outsideView": "A year earlier, for the quarter ended July 31, 2025, the same line read 5.8%, so the rungs sit on the last print.", "wouldChange": "A change in product mix, a one-time charge, or a reclassified line would move the reading." } }, "url": "https://deepstack.ltd/docket/#test-th038-t06", "storyUrl": "https://deepstack.ltd/theses/memory-price-bust-2027/#tests", "resultUrl": null, "machines": [ { "model": "claude-opus-5", "p": 90, "at": "2026-10-22T03:31:12Z" }, { "model": "deepseek-reasoner", "p": 57, "at": "2026-10-22T03:31:32Z" } ], "readers": null }, { "id": "th038-t07", "part": null, "thesis": 38, "slug": "memory-price-bust-2027", "when": "December 1, 2026", "whenLabel": "Dec 1, 2026", "date": "2026-12-01", "precision": "day", "event": "Ambarella, operating cash flow as a share of revenue, quarter ended October 31, 2026: whether it comes in at or above 4%.", "status": "pending", "resultId": null, "sameAs": null, "stage": "pre", "callExpects": "no", "callExpectsBy": "Desk Editor (level A)", "callExpectsAt": "2026-10-22T03:45:00Z", "callProbability": 22, "callProbabilityAt": "2026-10-22T03:45:00Z", "callProbabilityHistory": [], "source": { "kind": "thesis", "ref": "tests[6].date", "url": null }, "resolver": { "kind": "manual", "rule": "Divide the net cash from operating activities by the revenue that Ambarella reports for the quarter ended October 31, 2026 in its 10-Q or 10-K filing on SEC EDGAR. The answer is yes if the ratio is at or above 4.0%; no if it is below 4.0%.", "question": "Did the net cash from operating activities of Ambarella for the quarter ended October 31, 2026 come to at or above 4.0% of its revenue?", "source": { "label": "SEC EDGAR, XBRL company facts of Ambarella (Forms 10-Q and 10-K)", "url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001280263.json" }, "ambiguity": "If Ambarella has not filed by December 17, 2026, or a filing restates a period the rule reads, the test is inconclusive, and the Result says what was read and what was missing.", "specState": "approved", "specVersion": 1, "specUpdatedOn": "2026-10-22", "specHistory": [ { "version": 1, "date": "2026-10-22", "reason": "First specification.", "by": "Desk Editor (level A)" } ], "callExpects": "no", "format": "ladder", "group": "th038-amba-ocf-margin", "threshold": 4, "direction": "above", "unit": "%", "think": { "baseRate": "Ambarella's operating cash flow as a share of revenue was -0.2% for the quarter ended July 31, 2026, by its filing on SEC EDGAR.", "outsideView": "A year earlier, for the quarter ended July 31, 2025, the same line read 5.8%, so the rungs sit on the last print.", "wouldChange": "A change in product mix, a one-time charge, or a reclassified line would move the reading." } }, "url": "https://deepstack.ltd/docket/#test-th038-t07", "storyUrl": "https://deepstack.ltd/theses/memory-price-bust-2027/#tests", "resultUrl": null, "machines": [ { "model": "claude-opus-5", "p": 72, "at": "2026-10-22T03:31:35Z" }, { "model": "deepseek-reasoner", "p": 30, "at": "2026-10-22T03:31:54Z" } ], "readers": null } ] }