HARVARD BIOSCIENCE INC (HBIO) Gamma Exposure
Net dealer gamma exposure in HARVARD BIOSCIENCE INC (HBIO) options is $0 — dealers are net long gamma. Gamma exposure (GEX) estimates how much market makers must re-hedge as HBIO moves. This page maps that exposure strike by strike, marks the gamma flip level, and explains what the hedging pressure means for price behavior in plain English.
Data as of Jul 10, 2026, 8:00 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.
HBIO Gamma Exposure by Strike
| Net gamma exposure (GEX) | $0 |
| Net delta exposure | 15K |
| Total call open interest | 150 |
| Total put open interest | 0 |
Net dealer gamma exposure is $0. When dealers are short gamma they buy into rallies and sell into declines to stay hedged, which can amplify price swings. The single largest gamma concentration sits at the $0.5 strike, which often acts as a magnet or barrier while dealers hedge around it.
HBIO Net GEX History
HBIO net dealer gamma exposure, past year.
Net dealer gamma exposure has fallen from $388.8 in Feb '26 to $0 today.
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HBIO Options FAQ
What is HBIO's gamma exposure (GEX) today?
HBIO's net dealer gamma exposure is $0 as of Jul 10, 2026. Negative GEX means dealer hedging trades with the market — buying rallies and selling declines — which can amplify swings.
How is HBIO gamma exposure calculated?
OptiView multiplies each open HBIO contract's gamma by its open interest, contract size, and the square of the share price, counting calls as positive and puts as negative dealer exposure. Summing across all strikes and expirations gives net GEX; the per-strike breakdown is shown in the chart above.
Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.
Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.