49ers Sustained Most Injuries Among NFL Teams
The undefeated San Francisco 49ers have managed a 4-0 record despite 18 players currently on reserve lists.
Updated on Oct. 7, 2026 in Football
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Four weeks into the 2026 season, the San Francisco 49ers lead the league in injuries with 75 total games missed by players. The team remains undefeated with a 4-0 record while navigating significant roster challenges.
Why it matters
The high volume of injuries has depleted key positions including the wide receiver and defensive line groups, testing the team depth. Success despite these absences highlights the performance of the remaining active roster as the franchise approaches the mid-season.
The team has 16 players on injured reserve and two on the physically unable to perform list, with only six remaining return designations allowed. On-field performance ranks 22nd in defensive rushing success and 26th in sacks per dropback.
The players
San Francisco 49ers
The San Francisco 49ers are a professional American football team based in Santa Clara that competes in the NFC West division.
Ricky Pearsall
Ricky Pearsall is a wide receiver for the San Francisco 49ers who is out for the season following knee surgery.
Alfred Collins
Alfred Collins is a defensive tackle for the San Francisco 49ers who sustained a patellar tendon injury in September.
The details
Wide receiver Ricky Pearsall underwent season-ending surgery on a right knee injury, while defensive tackle Alfred Collins suffered a torn patellar tendon in September. Five additional players are currently injured but not yet assigned to a reserve list.
Timeline
April 2026: RB Isaac Guerendo suffered a pectoral injury.
September 2026: Multiple injuries occurred during practices and games.
October 2026: Scheduled return for players Bosa and Juszczyk.
November 10, 2026: The NFL trade deadline occurs.
Late November/December 2026: Potential return dates for players Stribling and West.
Season Trajectory
The reliance on injury reserve designations will force the 49ers to strategically time the activation of key players to maintain their current momentum. With the team ranking near the bottom in defensive efficiency metrics, they are expected to be aggressive in the trade market to preserve their playoff position.
The 49ers are currently managing just six remaining return designations, which will dictate roster flexibility throughout the remainder of the season. With the team ranking 26th in sacks per dropback, any future defensive acquisitions will be critical to improving their pass rush efficiency.
The takeaway
Maintaining a 4-0 record despite historic injury counts underscores the depth of the current roster during a challenging start to the season. Future roster management will depend heavily on the strategic use of remaining return designations and potential trade deadline acquisitions.
What happens next
The NFL trade deadline is set for November 10, 2026, when the team is expected to seek defensive reinforcements. Additionally, DL Mykel Williams may return from the physically unable to perform list for the upcoming game against the Seattle Seahawks.
Further reading
For more updates on the team, visit the Football section.
Source note: This article includes information reported by ESPN.
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