Halozyme Therapeutics, Inc. (HALO) Options Chain
The options chain displays all available contracts with real-time quotes, Greeks, volume, and open interest for each strike and expiration. It is the primary tool for options trade selection.
Halozyme Therapeutics, Inc. (HALO) operates in the Healthcare sector, specifically the Biotechnology industry, with a market capitalization near $8.31B, listed on NASDAQ, employing roughly 350 people, carrying a beta of 0.88 to the broader market. Halozyme Therapeutics, Inc. Led by Helen I. Torley, public since 2004-03-16.
Snapshot as of May 15, 2026.
- Spot Price
- $67.39
- Total OI
- 17.6K
- Total Volume
- 1.3K
- Front Expiration
- 34 days
- Second Expiration
- 63 days
- ATM IV
- 36.1%
- Avg Bid/Ask Spread
- 36.22%
As of May 15, 2026, Halozyme Therapeutics, Inc. (HALO) has 17.6K open contracts and 1.3K contracts traded. The nearest expiration is 34 days out, followed by 63 days. ATM implied volatility is 36.1%. Average bid/ask spread across the chain is 36.22%: wider spreads, size positions conservatively. The options chain aggregates every listed strike and expiration, letting traders evaluate skew, term structure, and liquidity in a single view.
How HALO options chain Data Feeds Strategy Selection
Strategy selection on Halozyme Therapeutics, Inc. options does not derive from any single metric in isolation. The options chain view above sits inside a broader read: ATM IV currently sits at 36.1% and dealer gamma exposure is positive, so dealer hedging is mechanically mean-reverting. Combine the options chain data here with the volatility-skew surface, dealer-gamma exposure, max-pain level, and upcoming-events calendar to build a positioning thesis. Risk-defined structures (credit spreads, debit spreads, iron condors) are usually safer than naked positions while the regime is uncertain; the data on this page anchors the inputs but does not by itself constitute a trade thesis.
Learn how the options chain is reported and how to read the data →
HALO most-active contracts
| Type | Strike | Expiration | Volume | OI | IV | Bid | Ask |
|---|---|---|---|---|---|---|---|
| PUT | $65.00 | Sep 18, 2026 | 303 | 114 | 36.9% | $4.20 | $4.80 |
Top 1 contracts from the ORATS-sourced nightly scan; ranked by volume within the broader S&P 500/400/600 + ETF universe.
Frequently asked HALO options chain questions
- What does the HALO options chain show right now?
- As of May 15, 2026, Halozyme Therapeutics, Inc. (HALO) has 17.6K contracts outstanding and 1.3K traded today, with ATM IV of 36.1%. The full chain spans every listed strike and expiration with bid/ask, Greeks, volume, and open interest per contract.
- What expirations are available for HALO options?
- The nearest expiration is 34 days out, followed by 63 days. Listed expirations typically extend monthly with weeklies between, plus LEAPS one to two years out for liquid names.
- How tight are HALO options bid/ask spreads?
- Average bid/ask spread across the chain is 36.22%. Wider spreads warrant conservative sizing; mid-market fills are unreliable for retail-size orders.