Golub Capital BDC Inc. (GBDC)
NASDAQ: GBDC
· Real-Time Price · USD
14.75
-0.04 (-0.27%)
At close: Sep 05, 2025, 3:59 PM
14.84
0.61%
After-hours: Sep 05, 2025, 07:53 PM EDT
GBDC Option Overview
Overview for all option chains of GBDC. As of September 06, 2025, GBDC options have an IV of 208.92% and an IV rank of 167.42%. The volume is 29 contracts, which is 59.18% of average daily volume of 49 contracts. The volume put-call ratio is 0.07, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
208.92%IV Rank
167.42%Historical Volatility
11.21%IV Low
77.84% on May 28, 2025IV High
156.13% on Sep 03, 2025Open Interest (OI)
Today's Open Interest
3,364Put-Call Ratio
0.16Put Open Interest
473Call Open Interest
2,891Open Interest Avg (30-day)
2,963Today vs Open Interest Avg (30-day)
113.53%Option Volume
Today's Volume
29Put-Call Ratio
0.07Put Volume
2Call Volume
27Volume Avg (30-day)
49Today vs Volume Avg (30-day)
59.18%Option Chain Statistics
This table provides a comprehensive overview of all GBDC 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 | 0 | 2 | 0 | 490 | 136 | 0.28 | 208.92% | 15 |
Oct 17, 2025 | 20 | 0 | 0 | 34 | 35 | 1.03 | 107.49% | 15 |
Nov 21, 2025 | 0 | 0 | 0 | 1,203 | 237 | 0.2 | 98.47% | 15 |
Jan 16, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | 18.18% | 95 |
Feb 20, 2026 | 7 | 0 | 0 | 1,164 | 65 | 0.06 | 67.72% | 12.5 |