# NFL preseason conclusion and roster preparations

> Live situation record from CLSTR: https://clstr.news/situations/nfl-preseason-conclusion-and-roster-preparations
> Updated: 2026-08-27T23:17:00.000Z. Sources: 39. Developments: 2.

As the NFL preseason concludes, teams are transitioning from final games to mandatory roster cuts to 53 players. 

In recent preseason action, the Los Angeles Rams defeated the Los Angeles Chargers 20-18, completing a three-game sweep. The Rams' victory was led by rookie quarterback Ty Simpson, while the Chargers' performance highlighted a competition for the backup quarterback role between DJ Uiagalelei and Trey Lance. 

In another matchup, the San Francisco 49ers defeated the Las Vegas Raiders 18-12. The Raiders' preseason saw rookie quarterback Fernando Mendoza face significant pressure, with head coach Klint Kubiak noting the player requires more development. Following the conclusion of these games, teams will begin the roster cutdown process and the NFL waiver wire will become active.

## Timeline

### 2026-08-27: NFL teams prepare for roster cuts following preseason finale

NFL teams prepare for roster cuts to 53 players following the preseason. The 49ers defeated the Raiders 18-12, while competition intensifies for depth roles and waiver wire claims.

26 sources. https://clstr.news/cluster/san-francisco-49ers-and-las-vegas-raiders-face-off-in-preseason-finale

### 2026-08-27: Los Angeles Rams defeat Chargers 20-18 in preseason finale

The Los Angeles Rams beat the Los Angeles Chargers 20-18 in their preseason finale, highlighted by rookie Ty Simpson's touchdown pass and a continuing backup quarterback battle for the Chargers.

17 sources. https://clstr.news/cluster/rams-and-chargers-face-off-in-nfl-preseason-finale

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Cite as: NFL preseason conclusion and roster preparations. CLSTR, https://clstr.news/situations/nfl-preseason-conclusion-and-roster-preparations