# KLAC Max Pain (Strike Pegger)

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

Data as of Nov 10, 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.

## KLAC quote

| Field | Value |
|---|---|
| Last | 152.99 |
| Change | +1.61 |
| Open | 148.91 |
| Previous | 151.38 |
| High | 154.68 |
| Low | 148.06 |
| Bid | - |
| Ask | - |
| Volume | 11,361,842 |
| Trades | - |
| Dividend | 0.23 |
| Yield | 0.60% |
| Ex-Div | Nov 16, 2026 |
| Split Date | Jun 12, 2026 |
| Impl Vol | 66.6% |
| Hist Vol | 61.2% |
| Opt Volume | 7,854 |
| Open Int | 432,885 |

Expiration: Nov 13, 2026.

All expirations: 2026-11-13, 2026-11-20, 2026-11-27, 2026-12-04, 2026-12-11, 2026-12-18, 2026-12-24, 2027-01-15, 2027-02-19, 2027-03-19, 2027-04-16, 2027-06-17, 2027-09-17, 2027-12-17, 2028-01-21, 2029-01-19.

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/KLAC.md?expiration=2026-11-13`.

## Daily History — expiration Nov 13, 2026

| Date | Strike Peg | Stock Price | Target Price (bias) | Call OI | Put OI |
|---|---:|---:|---:|---:|---:|
| Nov 10, 2026 | 150.00 | 152.99 | 152.89 | 9,998 | 3,457 |
| Nov 9, 2026 | 155.00 | 151.38 | 154.54 | 9,178 | 3,160 |
| Nov 6, 2026 | 155.00 | 138.49 | 155.79 | 8,631 | 2,724 |
| Nov 5, 2026 | 155.00 | 129.80 | 158.03 | 8,282 | 2,315 |
| Nov 4, 2026 | 165.00 | 149.79 | 164.63 | 2,512 | 2,116 |
| Nov 3, 2026 | 165.00 | 156.20 | 164.93 | 2,303 | 1,986 |
| Nov 2, 2026 | 165.00 | 153.11 | 165.03 | 1,753 | 1,878 |
| Oct 30, 2026 | 165.00 | 157.91 | 165.16 | 1,741 | 1,722 |
| Oct 29, 2026 | 165.00 | 167.43 | 164.96 | 1,438 | 1,603 |
| Oct 28, 2026 | 165.00 | 158.77 | 165.00 | 1,261 | 1,468 |
| Oct 27, 2026 | 170.00 | 153.66 | 166.10 | 1,156 | 1,293 |
| Oct 26, 2026 | 170.00 | 149.21 | 168.63 | 1,047 | 1,252 |
| Oct 23, 2026 | 170.00 | 145.61 | 167.95 | 1,065 | 1,208 |

## Open Interest by Strike

**Strike Peg is 150.00, Bias: 152.89** (expiration Nov 13, 2026) — 2.0% below the last price of 152.99; open interest 10.00K calls / 3.46K puts (put/call 0.35).

Net Liability is the call plus put writers' liability if the stock settles at the strike; the peg is its minimum. Showing 20 of 86 strikes: those with open interest within 10% of the last price; the peg uses every strike.

| Strike | Call OI | Put OI | Net Liability |
|---:|---:|---:|---:|
| 138.00 | 9 | 103 | 36,393 |
| 139.00 | 5 | 85 | 34,740 |
| 140.00 | 188 | 138 | 33,177 |
| 141.00 | 9 | 33 | 31,940 |
| 142.00 | 2 | 47 | 30,745 |
| 143.00 | 9 | 60 | 29,599 |
| 144.00 | 8 | 16 | 28,522 |
| 145.00 | 78 | 120 | 27,469 |
| 146.00 | 7 | 7 | 26,614 |
| 147.00 | 3 | 11 | 25,773 |
| 148.00 | 61 | 17 | 24,946 |
| 149.00 | 154 | 4 | 24,197 |
| 150.00 | 353 | 272 | 23,606 |
| 152.50 | 63 | 37 | 23,691 |
| 155.00 | 3,046 | 85 | 24,026 |
| 157.50 | 120 | 73 | 32,188 |
| 160.00 | 3,254 | 208 | 40,833 |
| 162.50 | 118 | 26 | 58,133 |
| 165.00 | 269 | 319 | 75,793 |
| 167.50 | 91 | 6 | 94,923 |

## By Expiration

| Expiration | Strike Peg | Stock Price | Target Price (bias) | Call OI | Put OI |
|---|---:|---:|---:|---:|---:|
| Nov 13, 2026 | 150.00 | 152.99 | 152.89 | 9,998 | 3,457 |
| Nov 20, 2026 | 170.00 | 152.99 | 168.94 | 31,672 | 27,152 |
| Nov 21, 2026 | 170.00 | 152.99 | 168.94 | 31,672 | 27,152 |
| Nov 27, 2026 | 150.00 | 152.99 | 157.26 | 1,444 | 1,324 |
| Dec 19, 2026 | 156.00 | 152.99 | 161.22 | 34,517 | 37,547 |
| Jan 16, 2027 | 166.00 | 152.99 | 154.30 | 49,577 | 62,668 |
| Feb 20, 2027 | 200.00 | 152.99 | 196.86 | 2,786 | 19,897 |
| Mar 20, 2027 | 195.00 | 152.99 | 196.96 | 17,625 | 26,046 |
| Apr 17, 2027 | 170.00 | 152.99 | 170.85 | 496 | 1,437 |
| Jun 19, 2027 | 195.00 | 152.99 | 190.01 | 19,643 | 26,203 |
| Sep 18, 2027 | 180.00 | 152.99 | 182.91 | 2,524 | 6,067 |
| Jan 22, 2028 | 148.00 | 152.99 | 152.52 | 25,815 | 19,176 |
| Jan 20, 2029 | 165.00 | 152.99 | 182.42 | 1,359 | 1,726 |

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

## More for KLAC

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

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