Nucor and Steel Dynamics Turn to Puts After a Steel Selloff Breaks a Level 4 Pattern: GTA Terminal Data for Fabricators (November 4-6, 2026)

Nucor and Steel Dynamics are the two largest U.S. steelmakers, and their stocks often move ahead of the steel prices that fabricators, builders and equipment makers end up paying. According to GTA Terminal data from Global Traders Academy, the options money in both turned toward puts between November 4 and November 6, 2026, as a sharp selloff erased a strong bullish chart pattern in Nucor. Here is how it unfolded, and what it could mean for anyone pricing steel into a bid.

Wednesday, November 4: a Level 4 pattern and call buying

GTA's Nucor closing flow report for November 4 shows the stock closed down 2.05% at $267.91. Options traders put $2.5 million in premium to work: $1.6 million in calls and $937,000 in puts, so 63% of the money was in calls. Dark pool volume was 832,610 shares, 1.7 times normal.

The chart looked strong. The GTA Proprietary Pattern Model found a bullish inverse head and shoulders on Nucor's daily chart, with the move underway after a break at $265.65. Confidence: Level 4 of 5, a high reading. GTA's guide to the inverse head and shoulders reversal pattern explains why traders watch it: three lows, the middle one deepest, then a break above the neckline.

Thursday, November 5: an 8% drop and the pattern is gone

One session later, Nucor's Thursday flow tally shows the stock closed down 8.30% at $245.68, well below the $265.65 breakout level. The options money flipped:

• $4.8 million in premium: $1.9 million in calls and $2.9 million in puts, so 60% of the money was in puts

• Put/call volume ratio of 1.94

• Dark pool volume of 1,201,509 shares, 2.3 times normal

After the drop, the Pattern Model showed no live setup. The trend was mixed, below the 50-day average but above the 200-day, 15% below the 52-week high, with an RSI of 42. This is a useful lesson: even a Level 4 of 5 pattern can fail in a single session.

Steel Dynamics was hit at the same time. GTA's midday Steel Dynamics flow report for November 5 had the shares down 6.8% at $223.88, with $1.0 million in premium: $204,000 in calls and $840,000 in puts, so 80% of the money in puts and a put/call volume ratio of 2.57. The stock was in a downtrend, 23% below its 52-week high, with an RSI of 38.

Friday, November 6: a bearish pattern confirms

GTA's Steel Dynamics dark pool check for November 6 counted 373,516 shares off the exchanges, 0.9 times normal and 38.5% of volume, after 686,506 shares on November 5. In the latest scan, 64% of premium went into puts. The Pattern Model found a bearish double top on Steel Dynamics, with the stock breaking below the pattern's key level at $231.25. Confidence: Level 3 of 5. Here the chart and the options flow pointed the same way.

What this means for fabricators, builders and equipment buyers

• Steel fabricators and erectors: a selloff in steelmakers with put-heavy money can come before softer steel prices, though not always. If you are quoting a job that starts months out, ask your service center about price-protection windows rather than locking at today's number by default.

• General contractors with steel-heavy bids: keep an escalation clause or allowance in long bids. Market signals can shift fast, as Nucor's failed pattern showed.

• Equipment buyers: steel is a big share of what trailers, attachments and truck bodies cost to build. Lower steel costs reach dealer prices slowly, so this is a reason to keep comparing quotes, not to wait indefinitely.

For what happened next, our follow-up on the Steel Dynamics double top as of the Monday close picks up the story on November 9, and our piece on materials costs in contractor bids shows how to build these signals into pricing.

A signal, not a guarantee

Options premium can be a hedge as easily as a bet, dark pool volume does not show whether shares were bought or sold, and chart patterns fail, sometimes at a high confidence level. Steel prices depend on demand, imports and mill capacity as much as on stock moves. Use this as context next to your supplier quotes. It is not investment advice.

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