CRUDE OIL OPEC-POLICY · Energy / OPEC Policy
Z96602 – [CL] OPEC Saudi Cut Regime (JODI)
JODI monthly Saudi crude capacity-utilization signal — reads Saudi Arabia’s production discipline cycle; the empirical anchor of OPEC supply policy.
At a glance
Current composite
+0.991
On the plus-or-minus one scale; positive means Saudi cutting below capacity.
Signal state
Opec Cutting Regime
Current state across the Saudi Flooding / Neutral / Saudi Cutting regime.
Phase duration
171 sessions
Consecutive trading days in the current phase.
Sample
22+ years
JODI Saudi crude production data, 2003 onward, monthly.
As of Nov 02, 2026. Updated nightly.
SIGNAL OVERVIEW
Saudi Arabia is OPEC’s swing producer. When the Kingdom cuts production below capacity — as it did in 1999-2000, 2008-2009, 2016 Vienna, 2020 COVID, and 2023-present OPEC+ voluntary cuts — global crude supply tightens and WTI firms. This signal reads monthly JODI Saudi production versus capacity utilization, inverted so cuts read as a POSITIVE composite. Z-scored, tanh-bounded on the plus-or-minus one scale with moderate (0.2) and extreme (0.5) state thresholds. The regime table below shows per-state WTI forward returns on 22 years of JODI coverage.
LIVE CHART
What the chart is showing. The dark line in the top panel is the inverted Saudi capacity-utilization composite on a tanh-bounded plus-or-minus one scale — positive means Saudi cutting below capacity, negative means Saudi flooding. The bronze line in the middle panel is the NYMEX WTI Crude front-month in dollars per barrel. The bottom panel tracks the 252-day rolling information coefficient between the composite and WTI 60-day forward returns. Dashed horizontal lines mark the plus-or-minus 0.2 moderate and plus-or-minus 0.5 extreme thresholds.
COMPOSITE
+0.991 / tanh
STATE
Opec Cutting Regime
PHASE
+4.95
SAMPLE N
5,900+ days
TODAY’S PLAYBOOK READING
STATE
Opec Cutting Regime
STATE AND HISTORY
Composite +0.991, state Opec Cutting Regime, 171 trading days running. Per-state baselines in the regime table below.
WHY SAUDI MATTERS
Saudi Arabia produces roughly 10-11 million barrels per day on nameplate capacity of ~12.5 Mbbl/d, giving it 1-2 Mbbl/d of swing capacity — the largest in the world. OPEC supply policy is effectively Saudi policy. When Saudi utilization falls (Kingdom cutting), the global market faces supply tightening; when utilization is high (Kingdom flooding), supply is loose.
HOW TO POSITION
Clean monotone empirical pattern in the regime table. Saudi Cutting regime historically precedes WTI appreciation well above baseline over 60 days. Current composite is deep in Saudi Cutting territory consistent with the 2023-present OPEC+ voluntary cut regime.
WHAT THE CHART SHOWS
The composite sits at +0.991. Signal state is Opec Cutting Regime, 171 trading days running. See the regime table below for per-state baselines.
TOP INPUTS FIRING
- Primary composite +0.991 State Opec Cutting Regime, 171 trading days running in the current phase.
- JODI Saudi capacity utilization Monthly Saudi crude production versus estimated capacity, inverted so cuts read positive.
THE TAKEAWAY
What this means for you today
THE OPEC CALL
Composite +0.991, state Opec Cutting Regime, 171 trading days running. Current direction and per-state baselines are in the regime table below.
THE EMPIRICAL CONTEXT
The regime table shows a clean monotone pattern over 22 years of JODI data (2003+): Saudi Cutting regime forward-return baseline is multiple times the all-sample baseline, Neutral is near baseline, Saudi Flooding runs below. This is a naive-confirming signal — OPEC supply policy really does move crude.
THE HONEST CAVEAT
JODI is monthly with 1-2 month publication lag; the composite is not real-time. Headline OPEC announcements (meetings, voluntary cut extensions, surprise cuts) move markets days before the JODI data shows the capacity response. Pair with Baker Hughes rig signals and tanker-flow signals for faster-cadence confirmation.
THE REGIME MAP
The three OPEC regime states, forward returns and sample share
Computed from the live window on NYMEX WTI Crude forward returns. Clean monotone pattern: Saudi Cutting regime empirically precedes WTI strength well above baseline.
| State | Phase | Share | Fwd 60d | HAC t | Edge vs baseline | Last firings |
|---|---|---|---|---|---|---|
| Saudi Cutting TODAY | +1 | 31.5% (1886 d) | +7.65% | +5.85pp | Mar 2026, Jul 2025, May 2023 | |
| Neutral | 0 | 30.0% (1795 d) | +0.66% | -1.14pp | Aug 2025, Jun 2025, Apr 2022 | |
| Saudi Flooding | -1 | 38.6% (2310 d) | -1.93% | -3.74pp | Feb 2026, Apr 2020, Jun 2018 |
The historical pattern
Five major Saudi cut regimes across 22 years of JODI coverage
THE TRACK RECORD
State changes
| State | Start | End | Duration | Fwd 60d WTI Crude |
|---|---|---|---|---|
| Positive | 10/23/2024 | 05/30/2025 | 151d | +4.92% |
| Neutral | 06/02/2025 | 06/30/2025 | 20d | +9.10% |
| Positive | 07/01/2025 | 07/31/2025 | 22d | +6.73% |
| Neutral | 08/01/2025 | 01/30/2026 | 126d | +10.22% |
| Negative | 02/02/2026 | 02/27/2026 | 19d | +2.33% |
| Positive | 03/02/2026 | 10/23/2026 | 165d | +9.34% |
Scroll inside the table for the full history. Forward 60-day WTI Crude is measured from each run’s start date; a reader cannot trade off a start-date they only identify in hindsight, so this is a transparency log, not an alpha claim. Asterisked (*) returns are partial. The run is less than 60 trading days old. The full 60-day comparable fills in as more data arrives.
What this measures
Saudi Arabia is OPEC’s swing producer and effectively sets the cartel’s supply discipline. When Saudi capacity utilization falls (cuts), OPEC crude supply tightens and WTI prices firm. The signal reads monthly JODI (Joint Organisations Data Initiative) Saudi crude production versus estimated capacity, z-scored and tanh-bounded on the plus-or-minus one scale. State thresholds plus-or-minus 0.2 (moderate) and plus-or-minus 0.5 (extreme). Inverted so LOW UTILIZATION (Saudi cutting) reads as a POSITIVE composite.
Why it matters
Why Saudi Arabia is the OPEC signal
Saudi Arabia produces roughly 10-11 Mbbl/d on a nameplate capacity of 12.5 Mbbl/d, giving it 1-2 Mbbl/d of swing capacity — the largest in the world by a wide margin. Other OPEC members (UAE, Iraq, Kuwait) have swing capacity in the 100-300 kbbl/d range. OPEC supply decisions are effectively Saudi decisions.
Why the pattern is clean
Unlike many commodity signals that run counter-naive, this one empirically confirms the intuition. When Saudi utilization falls, global supply tightens and WTI firms. When Saudi utilization is high (Kingdom flooding), supply loosens and WTI weakens. The 22-year JODI sample includes two major cut cycles (1999 Vienna, 2008 Oran, 2016 Vienna 2.0, 2020 COVID, 2023+ OPEC+) and multiple flooding periods (2014-2016 price war, 2018-2019 surge).
How to use this signal today
OPEC supply-policy anchor, but monthly cadence with publication lag. Use JODI-based signals for the regime read (this signal) and faster-cadence signals (Baker Hughes rigs, PortWatch tanker transits, OPEC headline-dates) for timing. The composite is deep in Saudi Cutting territory consistent with 2023-present OPEC+ voluntary cuts; a shift toward Neutral would signal cuts are being unwound.
Signal consumers and siblings
Not investment advice · The analysis on this page is informational and educational. Signal readings, historical case figures, and empirical statistics are derived from publicly available data and are provided without warranty. Hypothetical performance results have inherent limitations, including the benefit of hindsight. Readers who intend to trade should consult a licensed investment professional and refer to the research brief for the full disclaimer.
Last refreshed Nov 04, 2026 10:11 PM ET