# COLL Max Pain (Strike Pegger)

> COLL max pain chart: the strike where option writers' aggregate liability is minimized, daily and by expiration.

Data as of Nov 11, 2026 (end of day).

Max Pain© analysis: the peg is the strike where call and put writers' aggregate liability is minimized; the target price (bias) is where call and put liability converge.

## COLL quote

| Field | Value |
|---|---|
| Last | 24.81 |
| Change | +0.34 |
| Open | 24.13 |
| Previous | 24.47 |
| High | 24.83 |
| Low | 23.99 |
| Bid | - |
| Ask | - |
| Volume | 500,229 |
| Trades | - |
| Dividend | - |
| Yield | - |
| Ex-Div | - |
| Split Date | - |
| Impl Vol | 56.6% |
| Hist Vol | 42.8% |
| Opt Volume | 17 |
| Open Int | 731 |

Expiration: Nov 20, 2026.

All expirations: 2026-11-20, 2026-12-18, 2027-03-19, 2027-06-17.

Change the view with query parameters: `expiration` (YYYY-MM-DD, the daily history and the by-strike profile), `date` (an earlier session). Example: `/quotes/strike-pegger/COLL.md?expiration=2026-11-20`.

## Daily History — expiration Nov 20, 2026

| Date | Strike Peg | Stock Price | Target Price (bias) | Call OI | Put OI |
|---|---:|---:|---:|---:|---:|
| Nov 11, 2026 | 22.50 | 24.81 | 23.33 | 172 | 30 |
| Nov 10, 2026 | 22.50 | 24.47 | 23.33 | 172 | 30 |
| Nov 9, 2026 | 22.50 | 24.71 | 23.33 | 172 | 30 |
| Nov 6, 2026 | 22.50 | 24.21 | 22.96 | 186 | 30 |
| Nov 5, 2026 | 22.50 | 25.16 | 22.90 | 193 | 30 |
| Nov 4, 2026 | 22.50 | 23.67 | 23.24 | 179 | 30 |
| Nov 3, 2026 | 22.50 | 23.73 | 23.46 | 170 | 30 |
| Nov 2, 2026 | 22.50 | 23.68 | 23.46 | 170 | 30 |
| Oct 30, 2026 | 22.50 | 23.80 | 23.46 | 169 | 30 |

## Open Interest by Strike

**Strike Peg is 22.50, Bias: 23.33** (expiration Nov 20, 2026) — 9.3% below the last price of 24.81; open interest 172 calls / 30 puts (put/call 0.17).

Net Liability is the call plus put writers' liability if the stock settles at the strike; the peg is its minimum. Showing 5 of 7 strikes: those with open interest; the peg uses every strike.

| Strike | Call OI | Put OI | Net Liability |
|---:|---:|---:|---:|
| 17.50 | 0 | 2 | 113 |
| 20.00 | 6 | 22 | 43 |
| 22.50 | 4 | 1 | 43 |
| 25.00 | 74 | 2 | 55 |
| 30.00 | 88 | 3 | 460 |

## By Expiration

| Expiration | Strike Peg | Stock Price | Target Price (bias) | Call OI | Put OI |
|---|---:|---:|---:|---:|---:|
| Nov 20, 2026 | 22.50 | 24.81 | 23.33 | 172 | 30 |
| Nov 21, 2026 | 22.50 | 24.81 | 23.33 | 172 | 30 |
| Dec 19, 2026 | 25.00 | 24.81 | 26.91 | 233 | 166 |
| Mar 20, 2027 | 25.00 | 24.81 | 24.27 | 55 | 58 |
| Jun 19, 2027 | 30.00 | 24.81 | 23.82 | 12 | 5 |

Max Pain© is a registered trademark. The peg is computed from open interest in the day's option snapshot.

## More for COLL

- [Quote](https://www.optionistics.com/quotes/stock-quotes/COLL.md)
- [Option chain](https://www.optionistics.com/quotes/stock-option-chains/COLL.md)
- [Price history](https://www.optionistics.com/quotes/stock-prices/COLL.md)
- [10 day snapshot](https://www.optionistics.com/snapshot.md?symbol=COLL)
- [Strike Pegger (max pain)](https://www.optionistics.com/quotes/strike-pegger/COLL.md)
- [Volatility skew](https://www.optionistics.com/screener/volatility-skew/COLL.md)
- [Put/call ratio](https://www.optionistics.com/screener/put-call-ratio/COLL.md)
- [Trade finder](https://www.optionistics.com/screener/stock-trade-finder/COLL.md)

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