Data through close

BSX gamma max, delta neutral & open interest levels

As of close · rank #106 by open interest · 1,379 sessions of history since Dec 1, 2020

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Close
42.98
prev 43.10
Gamma max
57.46
+33.7% from close
Delta neutral
45.48
+5.8% from close
Gamma neutral
44.82
+4.3% from close
Open interest
1,019,421
-4.4% vs prev
Contracts listed
553
334 calls · 219 puts

BSX closed 33.7% below its gamma max of 57.46. It is 5.8% below the delta neutral price of 45.48. Total open interest is 1,019,421, -4.4% versus the previous session. What gamma max means · What delta neutral means

One-year history

2025-092026-09
close delta neutral gamma max

Last 252 sessions

Sessions closed above gamma max0%
Gamma max crosses0
Delta neutral crosses23
Open interest percentile (1y)98th
Open interest change, 5 sessions-0.2%
Open interest change, 21 sessions+5.2%
History availableDec 1, 2020 → Sep 11, 2026

Recent crosses

  1. closed below delta neutral at 43.10 vs 45.82 (-6.3%)
  2. closed above delta neutral at 45.51 vs 44.73 (+1.7%)
  3. closed below delta neutral at 44.67 vs 45.11 (-1.0%)
  4. closed above delta neutral at 45.08 vs 45.07 (+0.0%)
  5. closed below delta neutral at 48.38 vs 48.64 (-0.5%)
  6. closed above delta neutral at 48.96 vs 48.45 (+1.1%)
  7. closed below delta neutral at 48.73 vs 48.81 (-0.2%)
  8. closed above delta neutral at 48.85 vs 48.71 (+0.3%)
  9. closed below delta neutral at 50.33 vs 55.16 (-9.6%)
  10. closed above delta neutral at 55.92 vs 55.79 (+0.2%)

In today's screens

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Neighbours by open interest

Questions people ask about BSX

Where is BSX's gamma max today?

As of Sep 11, 2026, the gamma max for BSX is 57.46, +33.7% from the 42.98 close. Gamma max is the underlying price at which the summed gamma of every open contract is largest; how it is computed and why it matters.

Is BSX above or below its delta neutral price?

BSX closed below delta neutral: 42.98 against a delta neutral price of 45.48. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does BSX have?

1,019,421 contracts of open interest across 553 listed contracts on Sep 11, 2026, -4.4% versus the previous session. What open interest measures.

Levels are recomputed after every trading day from end-of-day options data licensed from HistoricalOptionData.com; only derived aggregates are published. Methodology · Data and licence · Not investment advice.