# DDD options activity and gamma

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

3D Systems Corporation Common Stock. Technology. Catalogue checked 2026-10-20.

Last held price $3.04, as of 2026-10-23T20:00:00.000Z, delayed price.

As of 2026-10-23T20:00:00.000Z, DDD has 41,379 standard-contract open interest across 3 expiries, -1.32% from the dated underlying price to the call wall. OI rank 68 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 (12 rows, dollars per 1% move):

| Strike | Net gamma estimate |
| --- | --- |
| 7.5 | 6893 |
| 5.5 | 1336 |
| 5 | 3001 |
| 4.5 | 0 |
| 4 | 376 |
| 3.5 | 5935 |
| 3 | 12728 |
| 2.5 | 5669 |
| 2 | 2366 |
| 1.5 | 0 |
| 1 | 0 |
| 0.5 | 0 |

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)