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Celtics Nightly Desk · transactions · Tuesday, September 15

Caleb Grill Leaves the Boston Celtics Roster

Boston CelticsOff the roster
Caleb Grill
G · 26 · rookie
The move
Leaves the Celtics
official roster · Sep 15, 2026
2026-27 cap hit
Not on file yet
public salary data lags a signing by a day
Celtics payroll
$201.4M
in the tax · cap $165.0M · tax $200.4M
Roster
20 players
standard limit 15 + 3 two-way
By the Celtics Nightly Desk · 1 h ago

Caleb Grill is no longer on the Boston Celtics roster, per the official roster check on Tuesday, September 15. No transaction report had flagged the move in advance.

The move

Caleb Grill, a 26-year-old guard, is off the Boston Celtics roster. The change was detected from the official roster on Tuesday, September 15. No report had preceded the move; none is logged for this transaction, so there is no outside source or confidence level to cite ahead of the roster update.

The money

Grill's contract is not on file yet, since public salary data can lag a signing or departure by a day. For 2026-27, the Celtics carry a payroll of $201.4 million across 16 contracts, over the luxury tax. The salary cap is set at $165.0 million, the tax line at $200.4 million, the first apron at $209.0 million and the second apron at $221.7 million.

The fit

Grill has no NBA line from last season on record. Boston's returning rotation logged last season includes Jaylen Brown at 34.4 minutes and 28.7 points, Derrick White at 34.1 minutes and 16.5 points, Jayson Tatum at 32.6 minutes and 21.8 points, Payton Pritchard at 32.3 minutes and 17.0 points, Neemias Queta at 25.3 minutes and 10.2 points, Sam Hauser at 24.8 minutes and 9.2 points, Anfernee Simons at 24.5 minutes and 14.2 points, and Nikola Vučević at 21.1 minutes and 9.7 points. The Celtics roster now stands at 20 players, against a standard limit of 15 plus 3 two-way spots.

Why did Caleb Grill leave the Boston Celtics roster?

The reason is not announced. The departure was detected from the official roster on Tuesday, September 15, and no report had preceded it.

What is Caleb Grill's contract status?

His contract is not on file yet. Public salary data can lag a signing or departure by a day.

Where do the Celtics stand against the salary cap for 2026-27?

Boston's payroll is $201.4 million across 16 contracts, over the luxury tax. The cap is $165.0 million, the tax line is $200.4 million, the first apron is $209.0 million and the second apron is $221.7 million.

How big is the Celtics roster now?

Boston has 20 players on the roster, against a standard limit of 15 plus 3 two-way spots.

By the Celtics Nightly Desk, from the data on this page, rewritten when the data changes. How the desks work.
No contract on file yet: public salary data usually catches up within a day.

Celtics rotation

tracker →
Derrick White34.1 min · 16.5 pts
Jayson Tatum32.6 min · 21.8 pts
Payton Pritchard32.3 min · 17.0 pts
Paul George30.7 min · 17.3 pts
Neemias Queta25.3 min · 10.2 pts
Sam Hauser24.8 min · 9.2 pts

Moves are detected from the official rosters, so the mechanism (trade, signing, waiver claim, two-way conversion) comes from the linked report when there is one. Salary figures are cap hits from public salary data.