How to read a public spot print (worked example, mid-Sep 2026)

20 Sep, 2026

Method · snapshot 20 Sep 2026

How to read a public spot print

A spot print is a sentence, not a number. Learn to read the whole sentence: which part, which session, which direction, on what volume, said by whom.

Every week a free spot update lands from TrendForce, and every week someone forwards it with "prices are up" or "prices are down." Both readings are usually incomplete. This post is the desk's standing method, applied to the two most recent public prints (weeks ending 1 September and 15 September 2026).¹²

What a public spot print contains

The DRAMeXchange FAQ defines the parts.³ A print carries:

• A series, e.g. "DDR4 1Gx8 3200MT/s" or "512Gb TLC wafer." Note density, organisation, and speed; a 1Gx8 and a 2Gx8 DDR4 part can move in opposite directions in the same week, as they did in mid-September.²
• A session. Spot is updated three times a day (opening, middle, closing); weekly commentary usually quotes the average.³
• High / low / average for the period, and a % change computed as (current previous) / previous.³
• Commentary: who was buying, who was quoting, whether trades actually cleared.

The commentary is the part that matters. The desk deliberately quotes direction and week-over-week percentages rather than reprinting dollar levels; the levels are TrendForce's product and belong on their page.

The six questions

1. Which part, and do we buy it? Mainstream spot series are PC-grade DDR4/DDR5 chips and TLC wafers. If your BOM is LPDDR5X, RDIMM, or eMMC, the print is at best a cousin.

2. Is the move on trades or on quotes? The 2 September print is explicit: DDR4 and DDR5 demand weakened, "limited actual transactions," yet spot "continue[s] to fluctuate at high levels, supported by firm official quotes from suppliers."¹ That is a supplier-ask market, not a buyer-bid market. A price holding on quotes tells you about seller discipline; a price holding on trades tells you about demand.

3. Which way is the second derivative pointing? By 15 September, DDR5 inquiries had slowed and "prices for certain chips have begun to show signs of softening," while DDR4 2Gx8 saw "relatively pronounced" corrections with "no clear buying interest" to absorb supply.² Level: still elevated. Momentum: fading. Both facts belong in the note.

4. What is the contract board doing at the same time? TrendForce's 3Q26 outlook had conventional DRAM contract up 13–18% QoQ and NAND up 10–15%, with RDIMM gains moderated by LTAs.⁴ Spot softening while contract still rises is the "channel exhausted, bulk market not yet turned" state described in the buyer's dictionary. It is not a signal that your next settlement will fall.

5. Is NAND telling the same story? Not quite. NAND wafer spot dipped 0.90% and then 0.31% week over week, with suppliers loosening quotes and buyers "on the fence."¹² NAND sellers are flexing; DRAM sellers are not yet. See why NAND and DRAM diverge.

6. Who is on the other side? Spot participants are vendors, OEMs/SIs, distributors, module makers, and brokers, and only 5–10% of DRAM output flows through the channel.³ In an allocation year, the spot buyer is often someone who was cut from allocation. That is useful colour on how badly the channel is squeezed; it says nothing about your contracted volume.

What the mid-September prints say, in one paragraph

DRAM spot is elevated but stalling: supplier quotes are holding the level, transactions are thin, DDR5 interest is fading and DDR4 2Gx8 is correcting, while reballed chips for consumer electronics are the one pocket of upward momentum.² NAND wafer spot is drifting lower on cautious buying and softer supplier quotes.² Neither print contradicts the contract outlook, which still called for third-quarter increases in both.⁴

The note to leadership

What to leave out

The dollar level from a paywalled table. A chart with no series label. The word "market" without a noun after it. And any sentence that begins "HBM prices" unless you buy accelerators.

Takeaway

Read the print for who is quoting and whether anyone is trading, then label it as a channel signal in the note. A spot number without its sentence is not information; it is a rumour with decimals.

Snapshot as of 20 Sep 2026. Spot commentary is quoted from TrendForce's free weekly posts; percentages are week-over-week changes as published there. Dollar levels intentionally omitted.

Notes & sources

#dram #leadership-note #method #nand #spot