# RBRK options activity and gamma

Canonical: https://squawkflow.com/ticker/RBRK

Rubrik, Inc. Class A Common Stock. Technology. Catalogue checked 2026-10-20.

Last held price $128.74, as of 2026-10-23T20:00:00.000Z, delayed price.

As of 2026-10-23T20:00:00.000Z, RBRK has 12,967 standard-contract open interest across 7 expiries, -6.79% from the dated underlying price to the call wall. OI rank 100 of 113 measured books with the same UTC source date; not a full-market ranking.

Source: delayed options data; quote 2026-10-23T20:00:00.000Z; chain 2026-10-23T20:00:00.000Z. OI-derived gamma estimate, calls positive and puts negative; 100-share standard roots only; dollars per 1% underlying move. Not observed dealer positions. Full-chain activity; at most 40 nearest gamma strikes.

Gamma by strike (40 rows, dollars per 1% move):

| Strike | Net gamma estimate |
| --- | --- |
| 148 | 0 |
| 147 | 0 |
| 146 | 0 |
| 145 | 170142 |
| 144 | 0 |
| 143 | 0 |
| 142 | 0 |
| 141 | 0 |
| 140 | 170919 |
| 139 | 467 |
| 138 | 3719 |
| 137 | 326 |
| 136 | 501 |
| 135 | 144909 |
| 134 | 4779 |
| 133 | 17001 |
| 132 | 4261 |
| 131 | 5282 |
| 130 | 124527 |
| 129 | 28630 |
| 128 | 39821 |
| 127 | 4739 |
| 126 | -29794 |
| 125 | 165984 |
| 124 | 5001 |
| 123 | 38201 |
| 122 | 6089 |
| 121 | 2534 |
| 120 | 144862 |
| 119 | 5581 |
| 118 | 41663 |
| 117 | -6909 |
| 116 | 155326 |
| 115 | -46653 |
| 114 | -1079 |
| 113 | -2576 |
| 112 | -5669 |
| 111 | -4609 |
| 110 | -55983 |
| 109 | -164 |

Sector peers: [AAOI](https://squawkflow.com/ticker/AAOI), [AAPL](https://squawkflow.com/ticker/AAPL), [ACIW](https://squawkflow.com/ticker/ACIW), [ACLS](https://squawkflow.com/ticker/ACLS), [ACMR](https://squawkflow.com/ticker/ACMR), [ADBE](https://squawkflow.com/ticker/ADBE), [ADI](https://squawkflow.com/ticker/ADI), [ADP](https://squawkflow.com/ticker/ADP)

[Sector context](https://squawkflow.com/sector-rotation)