2026 SEASON · WEEK 3
← Active players
Offensive snaps132 Pass block snaps79 Run block snaps52 Pass block grade43.8 Run block grade66.7 Sacks allowed1 Pressures allowed6 Penalties0 Week 3 Same-position context
ACTIVE PLAYER PROFILE
Spencer Brown
OL · 
BUF · Active
Age 28College Northern IowaDepth RT #1
Next matchup
Current schedule and opponent context
Home · 2026-09-27 · 1:00 PMBUF vs LACHighmark Stadium · 66°F · 8 mph wind · Partly Sunny
Matchup rank#15#1 is the easiest opposing defense by EPA allowed/play
CFI history and comparable paths
Qualified weekly form plus the closest same-position index profiles
Spencer BrownJordan Morgan · comparableOrlando Brown Jr. · comparableTerence Steele · comparable
Weekly CFI history
Same-position percentile grade for each qualifying week in 2026. The season CFI above is the cumulative grade.
| Week | Weekly CFI | Rank | Qualified players | Volume |
|---|---|---|---|---|
| 1 | 30.8 | #54 | 64 | 57 |
| 2 | 34.3 | #46 | 65 | 74 |
Advanced Player Research
Production, usage, efficiency, and indexes for 2026
Performance · 2026
Advanced efficiency
blocking
- Pass block grade
- 43.82
- Run block grade
- 66.68
- Pressure allowed rate
- 7.59%
- Sacks allowed / pass block
- 1.27%
- Hits allowed / pass block
- 1.27%
- Hurries allowed / pass block
- 5.06%
- Sacks allowed
- 1
- Hits allowed
- 1
- Hurries allowed
- 4
- Pressures allowed
- 6
- Penalties
- 0
- Offensive snaps
- 132
- Pass block snaps
- 79
- Run block snaps
- 52
Core indexes · experimental v1.4
Weekly game log
| Week | Offensive snaps | Pass block snaps | Run block snaps | Pass block grade | Run block grade | Sacks allowed | Pressures allowed | Penalties |
|---|---|---|---|---|---|---|---|---|
| 1 | 58 | 37 | 20 | 49.3 | 59.6 | 0 | 2 | 0 |
| 2 | 74 | 42 | 32 | 39 | 71.1 | 1 | 4 | 0 |
Home and away
Production by game setting
| Split | Games | Offensive snaps | Pass block snaps | Run block snaps | Pass block grade | Run block grade | Sacks allowed | Pressures allowed | Penalties |
|---|---|---|---|---|---|---|---|---|---|
| HomeSmall sample | 1 | 74 | 42 | 32 | 39 | 71.1 | 1 | 4 | 0 |
| AwaySmall sample | 1 | 58 | 37 | 20 | 49.3 | 59.6 | 0 | 2 | 0 |
Indoor and outdoor
Production by game setting
| Split | Games | Offensive snaps | Pass block snaps | Run block snaps | Pass block grade | Run block grade | Sacks allowed | Pressures allowed | Penalties |
|---|---|---|---|---|---|---|---|---|---|
| IndoorSmall sample | 1 | 58 | 37 | 20 | 49.3 | 59.6 | 0 | 2 | 0 |
| OutdoorSmall sample | 1 | 74 | 42 | 32 | 39 | 71.1 | 1 | 4 | 0 |
Temperature
Production by game setting
| Split | Games | Offensive snaps | Pass block snaps | Run block snaps | Pass block grade | Run block grade | Sacks allowed | Pressures allowed | Penalties |
|---|---|---|---|---|---|---|---|---|---|
| 40–69°FSmall sample | 1 | 74 | 42 | 32 | 39 | 71.1 | 1 | 4 | 0 |
Wind
Production by game setting
| Split | Games | Offensive snaps | Pass block snaps | Run block snaps | Pass block grade | Run block grade | Sacks allowed | Pressures allowed | Penalties |
|---|---|---|---|---|---|---|---|---|---|
| Below 10 mphSmall sample | 1 | 74 | 42 | 32 | 39 | 71.1 | 1 | 4 | 0 |
Opponent history
Performance against opponents across imported seasons
| Opponent | Games | Offensive snaps | Pass block snaps | Run block snaps | Pass block grade | Run block grade | Sacks allowed | Pressures allowed | Penalties | Last meeting |
|---|---|---|---|---|---|---|---|---|---|---|
| PITSmall sample | 2 | 60 | — | — | — | — | — | — | — | 2022-10-09 |
| MIA | 9 | 494 | — | — | — | — | — | — | 3 | 2025-11-09 |
| WASSmall sample | 2 | 78 | — | — | — | — | — | — | 1 | 2023-09-24 |
| HOU | 4 | 244 | 37 | 20 | 49.3 | 59.6 | 0 | 2 | 2 | 2026-09-13 |
| KC | 4 | 231 | — | — | — | — | — | — | 1 | 2025-11-02 |
| TEN | 3 | 184 | — | — | — | — | — | — | 1 | 2024-10-20 |
| NYJ | 9 | 558 | — | — | — | — | — | — | 3 | 2026-01-04 |
| NE | 9 | 608 | — | — | — | — | — | — | 4 | 2025-12-14 |
| TB | 3 | 203 | — | — | — | — | — | — | — | 2025-11-16 |
| CARSmall sample | 2 | 131 | — | — | — | — | — | — | 5 | 2025-10-26 |
| ATLSmall sample | 2 | 133 | — | — | — | — | — | — | 1 | 2025-10-13 |
| LASmall sample | 2 | 119 | — | — | — | — | — | — | 2 | 2024-12-08 |
| BAL | 3 | 208 | — | — | — | — | — | — | 2 | 2025-09-07 |
| MINSmall sample | 1 | 75 | — | — | — | — | — | — | 2 | 2022-11-13 |
| CLESmall sample | 2 | 113 | — | — | — | — | — | — | — | 2025-12-21 |
| DET | 3 | 216 | 42 | 32 | 39 | 71.1 | 1 | 4 | 0 | 2026-09-17 |
| CHISmall sample | 1 | 64 | — | — | — | — | — | — | 1 | 2022-12-24 |
| LVSmall sample | 1 | 78 | — | — | — | — | — | — | — | 2023-09-17 |
| JAXSmall sample | 2 | 124 | — | — | — | — | — | — | — | 2024-09-23 |
| NYGSmall sample | 1 | 58 | — | — | — | — | — | — | 1 | 2023-10-15 |
| CINSmall sample | 1 | 58 | — | — | — | — | — | — | — | 2023-11-05 |
| DENSmall sample | 1 | 54 | — | — | — | — | — | — | 1 | 2023-11-13 |
| PHISmall sample | 2 | 169 | — | — | — | — | — | — | 1 | 2025-12-28 |
| DALSmall sample | 1 | 68 | — | — | — | — | — | — | — | 2023-12-17 |
| LACSmall sample | 1 | 55 | — | — | — | — | — | — | 1 | 2023-12-23 |
| ARISmall sample | 1 | 62 | — | — | — | — | — | — | 1 | 2024-09-08 |
| SEASmall sample | 1 | 76 | — | — | — | — | — | — | 1 | 2024-10-27 |
| INDSmall sample | 1 | 66 | — | — | — | — | — | — | 2 | 2024-11-10 |
| SFSmall sample | 1 | 58 | — | — | — | — | — | — | — | 2024-12-01 |
Game log
Location, game environment, workload, and production
| Season | Week | Opponent | Site | Environment | Offensive snaps | Pass block snaps | Run block snaps | Pass block grade | Run block grade | Sacks allowed | Pressures allowed | Penalties |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | HOU | Away | Indoor | 58 | 37 | 20 | 49.3 | 59.6 | 0 | 2 | 0 |
| 2026 | 2 | DET | Home | Outdoor · 67° | 74 | 42 | 32 | 39 | 71.1 | 1 | 4 | 0 |
Career totals
Regular-season totals across available career history
| Season | Team | Games | Offensive snaps | Pass block snaps | Run block snaps | Pass block grade | Run block grade | Sacks allowed | Pressures allowed | Penalties |
|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | BUF | 13 | 726 | — | — | — | — | — | — | 7 |
| 2022 | BUF | 14 | 848 | — | — | — | — | — | — | 5 |
| 2023 | BUF | 17 | 1,161 | — | — | — | — | — | — | 7 |
| 2024 | BUF | 15 | 932 | — | — | — | — | — | — | 13 |
| 2025 | BUF | 14 | 846 | — | — | — | — | — | — | 4 |
| 2026 | BUF | 2 | 132 | 79 | 52 | 43.8 | 66.7 | 1 | 6 | 0 |
| Career | All teams | 75 | 4,645 | 79 | 52 | 43.8 | 66.7 | 1 | 6 | 36 |
Weekly CFI is a same-position percentile grade using the published weekly play and production fields. CFI uses the same position model as the leaderboard. A dash means the source data or a qualified model is unavailable. Historical production is from nflverse; charted blocking and pressure metrics cover published charting reports only. Missing values are left blank rather than estimated.