MacroVoices #528 Luke Gromen: Hormuz Could Lead To a 1956 US Suez Moment

Episode Summary

Executive Summary: Episode 528 centers on the Iran/Hormuz crisis and its delayed but potentially severe global macro effects. Luke Groman argues the Strait of Hormuz remains the key binary variable and warns of non-linear supply-chain, food, and bond-market stress, while Rory Johnston says physical oil flows are still far below normal despite market calm. Patrick’s trade focuses on bonds: defined-risk options to navigate near-term inflation pressure and later growth slowdown.

Main Topics: Strait of Hormuz as the decisive macro variable (Priority: 5/5): Luke and Rory frame the conflict as a one-factor market: whether Hormuz stays open. They argue the market is underestimating how long disruptions can persist and how the logistical lag means the economic pain has only begun to surface. Delayed supply-chain and inflation shock (Priority: 5/5): Both guests stress that oil already in transit means the real shortages hit with a multi-week lag. That creates a six-week-plus "air pocket" in global supply, with knock-on effects for fertilizers, food prices, diesel, and broader inflation. Bond market fragility and sovereign debt stress (Priority: 5/5): Luke argues rising commodity prices plus war-driven fiscal support could force governments to print money or face bond-market instability. He highlights U.S. and Japanese yield thresholds and the risk of a debt-fueled feedback loop. Physical oil market dislocation versus futures complacency (Priority: 5/5): Rory explains that tanker counts are misleading because many are small vessels; VLCC flows remain severely constrained. He emphasizes that prompt physical barrels are far tighter than futures pricing suggests, with big spreads already visible. Gold, risk assets, and flow-driven market behavior (Priority: 3/5): The hosts debate why gold hasn’t fully broken out despite geopolitical stress, concluding that positioning, managed markets, and short squeezes are distorting signals. Equities are being driven more by flows and mega-cap leadership than fundamentals. Trade expression: bonds via structured options (Priority: 4/5): Patrick proposes a two-legged TLT option structure: a short-dated put spread to express near-term downside risk from inflation and a longer-dated call to capture later duration rally if growth slows and yields reverse. Longer-term winners: energy, infrastructure, uranium, gold (Priority: 3/5): Luke suggests the post-shock environment favors energy, electrical infrastructure, nuclear-related names, and precious metals, while Bitcoin and software could be more vulnerable in the next leg of supply-chain stress.

Key Arguments: Hormuz is the only variable that matters right now; if it stays closed, the world faces non-linear worsening in supply chains and inflation. Market complacency stems from finance professionals ignoring the physical logistics lag between disruption and final delivery. The disruption has already begun in the physical market even if futures prices have not fully reflected it yet. Food inflation is not just a price issue; fertilizer shortages can reduce yields and create humanitarian stress months later. Rising yields are constrained by the need to finance entitlement and interest costs; governments will likely print rather than default. Japan and other surplus nations may sell dollar assets to secure food and energy, adding pressure to U.S. Treasuries and the dollar. Physical crude flows through Hormuz remain far below normal, and tanker counts can overstate actual volumes because many ships are small. The market is misreading Iran’s proposals as de-escalation when they may simply be conditional bargaining to regain leverage. If both Hormuz and Bab el-Mandeb were disrupted, the global economy could face a severe shock because rerouting adds major time delays. The bond trade should reflect sequencing: short-term inflation pressure first, then eventual slowdown and lower yields later.

Data Points: Episode number: 528 - Macro Voices episode identifier Production date: April 16, 2026 - Podcast production date S&P 500 weekly change: +355 bps to 7,023 - Macro scoreboard as of April 15, 2026 U.S. dollar index weekly change: -101 bps to 98.05 - Macro scoreboard WTI crude weekly change: -330 bps to 91.29 - Macro scoreboard; risk premium pulled out on peace-deal hopes Arbob gasoline weekly change: +238 bps to 3.01 - Macro scoreboard Gold weekly change: +98 bps to 48.24 - Macro scoreboard Copper weekly change: +537 bps to 6.08 - Macro scoreboard; near 52-week highs Uranium weekly change: +94 bps to 86.20 - Macro scoreboard U.S. 10-year Treasury yield: 4.28% - Macro scoreboard, down 1 bp week over week Normal Hormuz traffic pre-crisis: 120-140 ships/day - Rory Johnston on pre-crisis tanker traffic Bloomberg tracker current traffic: 7 ships today; 16 high on April 12 - Rory Johnston on reduced transit volume VLCC transit: 3 VLCCs on Saturday; none non-Iranian since then - Rory Johnston on large-ship movements through Hormuz Shut-in Gulf production: 13 million barrels/day - Rory Johnston describing the current Gulf output lost to the market Additional volume if Iran shuts in production: Could rise from 13 to 15 million barrels/day - Rory Johnston on possible further production shut-ins Seafarers trapped in the Gulf: 20,000 - Rory Johnston describing crew stranded by the blockade Saudi rerouted volumes via Red Sea: 4.5-5 million barrels/day - Rory Johnston on East-West pipeline flows U.S. true interest expense vs receipts: 102% of receipts - Luke Groman on fiscal stress through March U.S. 10-year yield pain threshold: 4.4%-4.5% - Luke Groman says policymakers appear to watch this level closely Japanese net international investment position: Trillions of dollars in foreign assets - Luke Groman on Japan’s ability to sell dollar assets World population supported without synthetic fertilizer: 3.9 billion vs 7.5 billion with fertilizer - Luke Groman citing Our World in Data to illustrate fertilizer dependence TLT call leg: January 2027 $87 call for about $3.25 - Patrick’s Trade of the Week TLT put spread: June 2026 $85/$83 put spread for about $0.45 - Patrick’s Trade of the Week Put spread payoff: Up to $2 on a $0.45 debit - Patrick’s Trade of the Week, roughly 3-to-1 payoff Call break-even: Around 90.25 - Patrick’s Trade of the Week on TLT

Pivotal Quotes: "Hormuz is all that matters." — Luke Groman: Core thesis on the Iran crisis and why the Strait of Hormuz is the key macro variable "We're at one hundred two percent of receipts." — Luke Groman: Fiscal warning that U.S. interest and entitlement-like obligations already exceed receipts "This is a battle of patience between Tehran and the Trump administration on who's willing to bear the pain longer." — Rory Johnston: Assessment of the evolving standoff over oil flows and sanctions

Implications: Listeners should expect more volatility as delayed physical shortages work through global logistics. Inflation may re-accelerate before growth slows, pressuring bonds, commodities, and currencies while favoring energy, gold, and select infrastructure/nuclear trades.