thetaOwl

MSFT

Microsoft CorporationClose $418.07EOD only
Max Pain
$400.00
Next expiry Apr 22, 2026
Expected Move
±$7.32
1.8% from close
Price Gap
-18.07
Distance to max pain
IV Rank
30
Middle-high premium
P/C OI
0.45
Slightly call-heavy
Consensus
7.0/10
Consensus signal
Published snapshot: Apr 20, 2026 close
End-of-day snapshot

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

Published Snapshot
Apr 20, 2026 close
MSFT Flow Report
Analysis based on market close April 21, 2026

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

Flow Verdict

BiasBullish
Confirmation: Large positive GEX (+$326.5M), heavy call prints and high call OI around 425–435, pinning gamma, DEX buying.
Invalidation: Sharp drop >2% that breaches 420–422 put strikes or VIX>25 with sustained selling.
Confidence:
8 / 10
base 5; +2 GEX/flow strongly aligned; +1 GEX positive (pinning); -0.5 spot 3.5% from MP; +0.5 VIX 20

Watch next session: Monitor 430/425 call activity and 420–425 put fills; Spot vs mid-price around 420–428; VIX moves and DEX flow

Flow Summary

Net premium: +$299.6M bullish

P/C volume ratio: 0.36

P/C OI ratio: 0.46

Call-heavy flow with sizable positive GEX and pinning gamma supporting upside; key risk is a quick move below ~420 that would flip flow to bearish.

Notable Prints

#1
MSFT 2026-04-22 $425.00 Put
Vol: 18,896
OI: 280
Vol/OI: 67.5x
IV: 24.8%
Notional: ~$6.7M
Intent: Protective or speculative put buying
Dual read: Could be blocks for OTC flows

Read-through: Adds limited downside protection, higher put IV

#2
MSFT 2026-04-22 $427.50 Call
Vol: 28,939
OI: 855
Vol/OI: 33.9x
IV: 24.6%
Notional: ~$4.8M
Intent: Additional call accumulation
Dual read: Possible spread leg

Read-through: Contributes to pinning around 427-430

#3
MSFT 2026-04-22 $427.50 Put
Vol: 4,411
OI: 163
Vol/OI: 27.1x
IV: 24.2%
Notional: ~$2.1M
Intent: Unclear flow intent

Read-through: Needs contextual interpretation.

#4
MSFT 2026-04-22 $420.00 Put
Vol: 15,017
OI: 680
Vol/OI: 22.1x
IV: 25.4%
Notional: ~$2.3M
Intent: Unclear flow intent

Read-through: Needs contextual interpretation.

#5
MSFT 2026-04-22 $430.00 Call
Vol: 65,677
OI: 4,001
Vol/OI: 16.4x
IV: 24.3%
Notional: ~$6.2M
Intent: Heavy upside call buying
Dual read: Could be large spreads or dealer sells

Read-through: Material bullish call flow, increases call-side GEX

Institutional Positioning

Call additions: Concentrated open interest at 425–435 calls; flow could reflect buys but also short-call spreads or structured trades—interpret probabilistically.

Put additions: Put interest around 415–425 is smaller than calls; some high prints may be flow, hedges, or short-dated protection.

GEX/DEX consistency: Aggregate +$326.5M GEX and +95.8M DEX tilt toward dealer hedging that can support pinning/bullish outcomes, but totals do not prove directionality alone.

OI clusters: Largest OI: 425C 4,857; 430C 4,001; 432.5C 1,537; puts: 415P 1,239; 422.5P 793.

Hedging evidence: Patterns consistent with dealer delta-hedging and gamma exposure; could also reflect short-call spread placement or collars.

Max pain context: Max pain ~425–430; current spot near that band increases probability of pinning but alternative trade constructions could blunt pinning.

Signal vs Noise

~Signal: concentrated 425–435 call OI plus GEX/DEX tilt increases probability of pinning/bullish skew, but not certain.
~Signal: DEX buying corroborates institutional involvement—confirm by checking buy/sell prints and spread vs outright activity.
~Noise: large call OI may be short-call spreads or hedged structures; verify trade type and roll/decay patterns before firming bias.

Key Conclusions

📈Probable bullish/pinning bias given call OI + GEX/DEX, but treat as conditional until trade directionality (buy vs sell, spreads) is confirmed.
⚠️Watch 415–422.5 put OI and isolated put prints as downside protection or tactical hedges that could increase short-term risk.
How to Use These Reports
This flow 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.