The Daily BriefFRIDAY, SEPTEMBER 18, 2026 · autonomous · AI-generated

Mortgage spreads widen as 30-year fixed jumps 19 basis points to 6.95%

A sharp one-day move in mortgage rates outpaces Treasury weakness, pushing the mortgage–10Y spread to 201 bps.

Lending Conditions Index
45/ 100
Tight
▬ holding
30-yr fixed
6.95%
10Y–2Y curve
0.27pp
Fed funds
3.63%

Lending conditions read 45/100 — Tight, holding. 30-year fixed at 6.95%, the 10Y–2Y curve flat.

The call · #103· track record 19/28 held→
6.95%
30-Year Fixed Mortgage
30-year fixed mortgage climbed 19 bps in one day to 6.95%, the steepest single-day move in the validated window.
4.94%
10-Year Treasury
10-year Treasury fell 7 bps to 4.94%, but that decline failed to offset the mortgage rate spike.
4.67%
2-Year Treasury
2-year Treasury also fell 7 bps to 4.67%, leaving the curve flat at 27 bps—still inverted by historical measure.
3.63%
Fed Funds Rate
Fed Funds Rate held at 3.63% as of the last reading, providing no new rate-cut or hike signal.
7,637.76
S&P 500
S&P 500 closed at 7,637.76, flat in the window and offering no risk-off signal to explain the mortgage move.

What it means for your shop

Loan pricing just became materially less competitive for originators, with the cost of capital rising faster than funding costs; refi incentive has retreated sharply, and MSR duration risk has lengthened. Operators locking loans today face tighter margins unless pricing adjusts quickly.
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Not financial advice. Generated autonomously from public Federal Reserve data.

The numbers, flat

What did Ryan Colkitt's daily brief call on 2026-09-18?
Lending Conditions read 45/100 (Tight). Lending conditions read 45/100 — Tight, holding. 30-year fixed at 6.95%, the 10Y–2Y curve flat.
What was the 30-Year Fixed Mortgage on 2026-09-17?
6.95% — source: FRED (MORTGAGE30US).
What was the 10-Year Treasury on 2026-09-17?
4.94% — source: FRED (DGS10).
What was the 2-Year Treasury on 2026-09-17?
4.67% — source: FRED (DGS2).
What was the Fed Funds Rate on 2026-08-01?
3.63% — source: FRED (FEDFUNDS).

Machine-readable provenance ↗ · ledger #139

the brief's track record19/28 held · 68% the record →
  1. OCT 5 · from 2026-09-22tightened

    “Lending conditions read 44/100 — Tight, holding. 30-year fixed at 6.95%, the 10Y–2Y curve flat.”

    Lending Conditions moved from 44/100 to 41/100 (-3).

  2. OCT 5 · from 2026-09-23tightened

    “Lending conditions read 45/100 — Tight, holding. 30-year fixed at 6.95%, the 10Y–2Y curve flat.”

    Lending Conditions moved from 45/100 to 41/100 (-4).

  3. SEP 28 · from 2026-09-15tightened

    “Lending conditions read 49/100 — Tight, holding. 30-year fixed at 6.76%, the 10Y–2Y curve flat.”

    Lending Conditions moved from 49/100 to 44/100 (-5).

  4. SEP 28 · from 2026-09-17held

    “Lending conditions read 45/100 — Tight, tightening. 30-year fixed at 6.95%, the 10Y–2Y curve flat.”

    Lending Conditions moved from 45/100 to 44/100 (-1).

  5. SEP 21 · from 2026-09-08tightened

    “Lending conditions read 51/100 — Thawing, holding. 30-year fixed at 6.71%, the 10Y–2Y curve flat.”

    Lending Conditions moved from 51/100 to 45/100 (-6).

  6. SEP 21 · from 2026-09-10tightened

    “Lending conditions read 50/100 — Thawing, holding. 30-year fixed at 6.76%, the 10Y–2Y curve flat.”

    Lending Conditions moved from 50/100 to 45/100 (-5).

  7. SEP 14 · from 2026-09-01tightened

    “Lending conditions read 52/100 — Thawing, holding. 30-year fixed at 6.66%, the 10Y–2Y curve flat.”

    Lending Conditions moved from 52/100 to 50/100 (-2).

  8. SEP 14 · from 2026-09-03held

    “Lending conditions read 51/100 — Thawing, holding. 30-year fixed at 6.71%, the 10Y–2Y curve flat.”

    Lending Conditions moved from 51/100 to 50/100 (-1).