thetaOwl

HYG

iShares iBoxx High Yield Corporate Bond ETFClose $79.84EOD only
Max Pain
$80.00
Next expiry Jun 5, 2026
Expected Move
±$0.29
0.4% from close
Price Gap
+0.16
Distance to max pain
IV Rank
6
Low premium
P/C OI
3.85
Slightly put-heavy
Consensus
9.0/10
Bearish tilt
Published snapshot: Jun 1, 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
Jun 1, 2026 close
HYG Flow Report
Analysis based on market close April 15, 2026

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

You are viewing an older report from April 15, 2026. A newer flow report is available for May 26, 2026.

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Flow Verdict

BiasBearish
Confirmation: Continuation of put-heavy premium flow (net premium staying negative) and additional large put prints or follow-through put volume into the 76-79 strikes next session.
Invalidation: A session of dominant call premium inflows that flips net premium positive and P/C volume ratio drops below ~1.0 with sustained call buying at/above $81.
Confidence:
8.5 / 10
base 5; +2 GEX/flow strongly aligned; +1 spot 0.6% from MP; +0.5 VIX 18

Watch next session: Follow-through volume at the $77–$79 strikes (especially fills/prints in the 2026-12-18 and 2026-09-18 expiries).; Any significant call demand at $81 that would neutralize the current put-dominant premium (-$9.7M) and reduce P/C volume ratio from 3.99.

Flow Summary

Net premium: -$9.7M bearish

P/C volume ratio: 3.99

P/C OI ratio: 4.77

Flow is decisively bearish: large put premium concentrated in the $74–$79 band across short and long-dated expiries, with material blocks in Sep and Dec (e.g., HYG260918P00077000 Vol=10,000 and HYG261218P00076000 Vol=12,000) and multiple ITM long-dated puts (Nov/Feb/Mar) showing institutional downside protection. Dealer GEX (-$114.0M) and near-term GEX concentration at $81.00/$80.50 keep spot tethered intraday but amplify downside should put demand continue.

Notable Prints

#1
HYG260918P00077000
Vol: 10,000
OI: 703
Vol/OI: 14.2x
IV: 11.3%
Notional: ~$850K
Intent: Large directional/hedge put buying in Sep; institutional protection or long-dated downside exposure.
Dual read: Could be outright speculative directional puts or portfolio tail hedging — size (Vol=10,000 vs OI=703, 14.2x) and 11.3% IV suggest a fresh opening block rather than minor roll.

Read-through: Points to durable institutional interest at the $77 level into Q3; supports bearish positioning and increases tail protection demand that can pressure spot if follow-up prints occur.

#2
HYG261218P00076000
Vol: 12,000
OI: 1,369
Vol/OI: 8.8x
IV: 15.7%
Notional: ~$1.9M
Intent: Material put accumulation in Dec at $76; likely protective hedges or directional put purchases.
Dual read: Could be part of structured collars (buy puts, sell calls) but the magnitude (Vol=12,000 vs OI=1,369, 8.8x) and elevated IV (15.7%) favor fresh put buys.

Read-through: Reinforces persistent put demand in the 74–77 corridor across expiries — increases probability of downside pressure into the structural put floor if dealers hedge aggressively.

#3
HYG260717C00079000
Vol: 2,227
OI: 731
Vol/OI: 3.0x
IV: 6.8%
Notional: ~$220K
Intent: Significant call activity at $79 (ITM) in Jul; potentially part of a spread or call accumulation against other put buys.
Dual read: Could be a hedge against short puts or a call leg from a broader structure (e.g., put-write offset or roll); Vol=2,227 vs OI=731 (3.0x) and low IV (6.8%) make it ambiguous.

Read-through: Not enough to offset the heavy put flow; may indicate active structuring around the 79–81 zone, but overall flow remains put-dominant.

#4
HYG261120P00083000
Vol: 425
OI: 214
Vol/OI: 2.0x
IV: 20.7%
Notional: ~$242K
Intent: ITM long-dated protection at $83 (Nov) — portfolio-level hedging or risk transfer.
Dual read: High IV (20.7%) and ITM status favor protective buying vs speculative shorting; Vol=425 vs OI=214 (2.0x) indicates fresh demand rather than reallocation.

Read-through: Confirms institutions are buying ITM protection above spot into late-year expiries, strengthening the defensive read and adding to negative dealer gamma.

#5
HYG270219P00084000
Vol: 232
OI: 114
Vol/OI: 2.0x
IV: 21.6%
Notional: ~$1.6M
Intent: Long-dated deep ITM put at $84 (Feb 2027) — likely strategic tail hedging or large-account protection.
Dual read: Size and high IV point to purposeful portfolio insurance rather than liquidity trades; Vol=232 vs OI=114 (2.0x) supports fresh position building.

Read-through: Adds weight to the thesis that multiple institutions are layering long-dated, ITM downside protection (Nov–Feb), which is consistent with the observed put-heavy net premium and amplifies dealer hedging dynamics.

Institutional Positioning

Call additions: Call OI is concentrated at $81.00 (210,305 OI) and $80.00 (103,255 OI), with near-term GEX support at $81.00 (+$518.4M). New call flow today is present but secondary to puts.

Put additions: Institutions are adding puts across both near and long expiries: heavy OI cluster at $79.00 (520,372 OI), $77.00 (418,401 OI), $74.00 (369,382 OI), and fresh unusual blocks at 2026-09-18 $77 (Vol=10,000) and 2026-12-18 $76 (Vol=12,000). Additionally, multiple ITM long-dated put prints (HYG261120P00083000 $83.00; HYG261120P00084000 $84.00; HYG261120P00073000 $73.00; HYG270219P00084000 $84.00) indicate portfolio-level protection rather than isolated short-term hedges.

GEX/DEX consistency: Flow is consistent with dealer exposure: GEX negative (-$114.0M) while DEX is long (+158.7M shares). Put buying into concentrated OI bands increases dealer short-gamma risk and the likelihood of hedging flows that exacerbate moves.

OI clusters: Largest OI clusters form a put band at $74–$79 (notably $79.00 OI=520,372; $77.00 OI=418,401; $74.00 OI=369,382) creating a structural put floor at $74–$76 and a near-term pin around $80–$81 from call OI.

Hedging evidence: Strong evidence of large-scale hedging: multiple ITM long-dated puts (Nov/Feb/Mar expiries at $83/$84/$77/$73) and the large Sep/Dec blocks point to genuine portfolio insurance and tail-risk transfers rather than small speculative positions. This aligns with negative net premium and elevates downside vulnerability if dealers hedge dynamically.

Max pain context: Max pain pins are clustered at $80–$80.00 for front expiries (2026-04-17 MP=$80.00 and near-term MPs $79.50–$80.00). Positioning and GEX concentration (+$518.4M at $81; +$198.7M at $80.50) keep price tethered to the $80–81 area intraday, but heavy put demand below spot tilts vulnerability to a downside move toward the structural put floor if flow persists.

Signal vs Noise

~Large long-dated put blocks (Sep/Dec/Mar) likely represent institutional hedges or strategic directional exposure rather than short-term speculation — treat as signal for structural positioning, not intraday momentum.
~The $79 Jul call block (HYG260717C00079000) could be part of a spread or risk-management trade (roll/hedge) and in isolation is not sufficient to offset the pervasive put flow — treat as ambiguous/structure noise until matched legs appear.
~High OI at short-dated strikes (e.g., concentrated $80–81 calls) can reflect dealer pinning and gamma management rather than fresh bullish conviction.

Key Conclusions

🐻Flow is bearish and tilted toward put-buying across expiries (net premium -$9.7M, P/C vol 3.99, P/C OI 4.77). Major put blocks at $76–$79 increase downside pressure.
⚠️Dealers are net short gamma (GEX -$114.0M) into concentrated put OI; additional put prints could trigger outsized hedging flows and accelerate downside.
📍Key levels to watch: Support = ["$79.00","$78.00","$77.00"]; Resistance = ["$81.00","$81.43"]. Pins and GEX cluster keep spot anchored near $80–81, but persistent put flow favors testing the put floor $74–76 over the medium term.
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This flow reflects the market close on April 15, 2026.
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