thetaOwl

HYG

iShares iBoxx High Yield Corporate Bond ETFClose $80.58EOD only
Max Pain
$79.50
Next expiry Apr 24, 2026
Expected Move
±$0.24
0.3% from close
Price Gap
-1.08
Distance to max pain
IV Rank
0
Low premium
P/C OI
4.89
Slightly put-heavy
Consensus
6.5/10
Bearish tilt
Published snapshot: Apr 20, 2026 close
End-of-day snapshot

This page reflects HYG options positioning from the latest published market-close snapshot. Intraday price and contract changes are not displayed.

Published Snapshot
Apr 20, 2026 close
HYG Theta Report
Analysis based on market close April 21, 2026

Historical consensus-supported lens with full content, report chain context, and metric rail.

Theta Verdict

Attractiveness4 / 10
Sizing: Conservative
Primary: avoid premium-selling; prefer directional or wait
Invalidation: Sustained break outside 1w guardrails ($78.78/$81.97) or rapid IV spike >+50%; assignment-driven gap or margin call that forces liquidation
Confidence:
8.5 / 10
base 5; +2 GEX/flow strongly aligned; +1 spot 0.5% from MP; +0.5 VIX 20

IV Environment

IV Regime
Low
IV vs VIX
Underlying IV (avg ~9.9) is materially below VIX 19.5; short-dated puts show marked skew/richness vs calls.
Favorable?
No

Term structure: Mixed term structure: very rich short-dated puts (4–17d) with higher longer-dated ATM in places; front-week skew concentrates downside risk.

⚠️Dealers net short gamma (GEX -$192M) increases short-squeeze vulnerability
📌Max-pain cluster at $80 across near expiries creates elevated pin risk
🛑Premium-selling discouraged: assignment/early-exercise and margin/financing costs raise effective risk and sizing

Pin Risk Assessment

Spot vs MP: At

GEX regime: Trending ($-192.4M)

Gamma flip: ~$78.00Approx — based on put OI concentration of 390,133 (2.9% below spot)

OI concentrations: Heavy put OI at $80 (major pins); put OI 390,133 ~2.9% below spot; gamma flip ~78

Verdict: High pin risk into next three expiries around $80; localized support $74–$76 but fragile; assignment probability elevated for short put positions

Premium Opportunities

#1
Call diagonal
Sell 2026-05-29 $82.50 call / buy 2026-06-18 $81.00 call
Buy longer-dated $81 call, sell nearer-dated $82.50 call to fund most of the long, capturing front-week theta while retaining longer upside exposure; edge is cheap carry (short leg theta > long leg theta) with defined downside risk = debit.
Debit: $0.10-$0.13
Max loss: $0.13
BE: Path-dependent
Mgmt: Buy back short call if underlying closes >$83 on daily basis or if IV short >+40% vs long; consider selling another near-dated call to roll credit if short expires worthless; exit long if underlying <$77 or net debit doubles. Liquidity warning: Liquidity constraints: short_call: Open interest below 25.; long_call: Wide spread (56%).
#2
Call diagonal
Sell 2026-05-22 $81.50 call / buy 2026-06-18 $86.00 call
Short near-term $81.50 call to harvest premium and hold longer-dated $86 call for convex upside; edge is time decay financing a cheap long call that benefits from a sustained move or IV rise.
Credit: $0.32-$0.40
Max loss: $0.01
BE: Path-dependent
Mgmt: Close or roll short before a daily close >$82.50 or if IV short >+45% vs long; trim the long if underlying rallies past $88; cut if underlying falls below $76. Liquidity warning: Liquidity constraints: short_call: Open interest below 25.

Risk Alerts

!Dealer -gamma and negative net premium amplify short-squeeze/gap risk
!Front-week put IV skew can reprice quickly on down moves
!Assignment / early-exercise risk for short options; margin/financing exposure can force reductions and invalidate positions
!Invalidation: breach of 1w guardrails with rising IV
How to Use These Reports
This theta reflects the market close on April 21, 2026.
What the reports do

Each report translates the same market-close options snapshot into a specific lens such as directional bias, premium-selling posture, flow quality, or earnings setup.

How traders use them

Reports are most useful for narrowing the playbook, surfacing entry and risk context, and deciding which raw data page to inspect next.

What to remember

These are interpretation layers, not execution guarantees. Validate the setup against chain liquidity, expected move, and exposure before sizing risk.

If the report conviction and the raw data disagree, slow down and resolve the mismatch before sizing risk.