Halozyme Therapeutics Inc... (HALO)
NASDAQ: HALO
· Real-Time Price · USD
76.90
-0.63 (-0.81%)
At close: Sep 12, 2025, 3:59 PM
76.12
-1.02%
After-hours: Sep 12, 2025, 07:12 PM EDT
HALO Option Overview
Overview for all option chains of HALO. As of September 11, 2025, HALO options have an IV of 103.61% and an IV rank of 209.47%. The volume is 460 contracts, which is 63.8% of average daily volume of 721 contracts. The volume put-call ratio is 1.3, indicating a neutral sentiment in the market.
Implied Volatility
Implied Volatility (30d)
103.61%IV Rank
209.47%Historical Volatility
18.04%IV Low
38.64% on Oct 04, 2024IV High
69.66% on Sep 10, 2025Open Interest (OI)
Today's Open Interest
19,568Put-Call Ratio
0.61Put Open Interest
7,382Call Open Interest
12,186Open Interest Avg (30-day)
17,212Today vs Open Interest Avg (30-day)
113.69%Option Volume
Today's Volume
460Put-Call Ratio
1.3Put Volume
260Call Volume
200Volume Avg (30-day)
721Today vs Volume Avg (30-day)
63.8%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 |
| Sep 19, 2025 | 57 | 112 | 1.96 | 3,936 | 3,448 | 0.88 | 103.61% | 60 |
| Oct 17, 2025 | 51 | 24 | 0.47 | 1,119 | 839 | 0.75 | 53.94% | 70 |
| Nov 21, 2025 | 24 | 119 | 4.96 | 749 | 701 | 0.94 | 44.58% | 70 |
| Dec 19, 2025 | 58 | 4 | 0.07 | 5,095 | 2,306 | 0.45 | 44.66% | 50 |
| Mar 20, 2026 | 10 | 1 | 0.1 | 1,287 | 88 | 0.07 | 39.12% | 60 |