CSGP Option Chain
CoStar Group, Inc.
$32.00
+$1.89(+6.28%)
41
Overall
40
Value
36
Tech
47
Quality
Market Cap
$12.20B
Volume
5.50M
52W Range
$25.89 - $79.08
Target Price
$36.05
CoStar Group, Inc. (CSGP) Options Chain Summary
CSGP option chain: CoStar Group, Inc. has 10 listed option expirations and 304 contracts. In the latest session, traders exchanged 1,557 calls and 731 puts, a put/call volume ratio of 0.47. Open interest stands at 55,915 calls and 30,072 puts. Max pain for the nearest expiration, Oct 16, 2026, is $30.00, 0.4% below the last close of $30.12.
- Expirations
- 10
- Contracts
- 304
- Call volume
- 1,557
- Put volume
- 731
- Put/call ratio (volume)
- 0.47
- Call open interest
- 55,915
- Put open interest
- 30,072
- Put/call ratio (OI)
- 0.54
CSGP Options Volume, Open Interest and Max Pain by Expiration
| Expiration | Call Volume | Put Volume | Call OI | Put OI | Put/Call OI | Max Pain |
|---|---|---|---|---|---|---|
| Oct 16, 2026 | 136 | 88 | 7,500 | 3,158 | 0.42 | $30.00 |
| Nov 20, 2026 | 41 | 6 | 896 | 799 | 0.89 | $30.00 |
| Dec 18, 2026 | 931 | 538 | 9,159 | 16,002 | 1.75 | $35.00 |
| Jan 15, 2027 | 65 | 30 | 13,049 | 4,053 | 0.31 | $30.00 |
| Mar 19, 2027 | 260 | 28 | 9,056 | 2,568 | 0.28 | $35.00 |
| Apr 16, 2027 | 0 | 0 | 81 | 636 | 7.85 | $30.00 |
| Jun 17, 2027 | 0 | 2 | 170 | 844 | 4.96 | $30.00 |
| Sep 17, 2027 | 0 | 36 | 96 | 303 | 3.16 | $30.00 |
| Jan 21, 2028 | 18 | 3 | 15,133 | 1,626 | 0.11 | $30.00 |
| Jan 19, 2029 | 106 | 0 | 775 | 83 | 0.11 | $30.00 |
End-of-day options data. Max pain is the expiration price at which open calls and puts would pay out the least in total.
| A | B | C | D | |
|---|---|---|---|---|
| 1 | Symbol | Price | Change | Vol |
| 2 | CSGP | $32.00 | +6.3% | 5.50M |
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| 6 |