Halozyme Therapeutics Inc... (HALO)
NASDAQ: HALO
· Real-Time Price · USD
67.07
1.53 (2.33%)
At close: Aug 15, 2025, 1:28 PM
HALO Option Overview
Overview for all option chains of HALO. As of August 15, 2025, HALO options have an IV of 154.38% and an IV rank of 228.73%. The volume is 815 contracts, which is 133.61% of average daily volume of 610 contracts. The volume put-call ratio is 0.09, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
154.38%IV Rank
228.73%Historical Volatility
23.01%IV Low
37.98% on Aug 30, 2024IV High
88.87% on Aug 13, 2025Open Interest (OI)
Today's Open Interest
16,889Put-Call Ratio
0.55Put Open Interest
6,015Call Open Interest
10,874Open Interest Avg (30-day)
14,560Today vs Open Interest Avg (30-day)
116%Option Volume
Today's Volume
815Put-Call Ratio
0.09Put Volume
67Call Volume
748Volume Avg (30-day)
610Today vs Volume Avg (30-day)
133.61%Option Chain Statistics
This table provides a comprehensive overview of all HALO options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Aug 15, 2025 | 249 | 0 | 0 | 1,123 | 1,504 | 1.34 | 154.38% | 60 |
| Sep 19, 2025 | 267 | 15 | 0.06 | 4,221 | 2,097 | 0.5 | 47.52% | 55 |
| Oct 17, 2025 | 43 | 0 | 0 | 0 | 0 | 0 | 35.8% | 35 |
| Nov 21, 2025 | 0 | 20 | 0 | 0 | 0 | 0 | 38.73% | 35 |
| Dec 19, 2025 | 184 | 20 | 0.11 | 5,072 | 2,377 | 0.47 | 39.56% | 50 |
| Mar 20, 2026 | 5 | 12 | 2.4 | 458 | 37 | 0.08 | 37.6% | 60 |