Where the basket ranks among 30 US sectors right now, how broad the move is, and which names make up the basket.
Showing the after hours, on the 4pm close basis. Updates every few minutes during the session, 4pm close after hours.
One share class per company. The roster is versioned, so every rank ever published for this basket points at a known list of names.
| •••• | +2.38% |
| •••• | -0.61% |
| •••• | +0.30% |
The names behind the moves are for members.
Optical networking and photonics, the lasers, transceivers and fiber components that connect AI clusters, plus inference focused compute. The names are smaller and more volatile than the rack builders and tend to amplify whatever the AI infrastructure tape is doing.
Every basket is scored on its average move and its breadth against the other 29, every few minutes during the session and again at the 4pm close. The rank is the basket’s place in that list. It comes from the tape itself, not from headlines, so rotation shows up here before it is written about.