Ranges from hash to hash and finishes the tackle. Second year in the same linebacker corps at Wisconsin. First career honor, 2025: All-Big Ten. A game that shows it: 15 tackles against Notre Dame — Week 1, 2026.
65 tackles · 1.5 sacks
Style of play
Style of play
Play style
Ranges from hash to hash and makes his own tackles.
Each week: his team’s game, the stories about him that week, and the week’s biggest news headline.
In the news across his career
Gold: stories we tracked each season, drawn on a square-root scale so a quiet year still shows. Hatched: before we started tracking (2025). Earlier years had thinner coverage, so compare within a stop, not across decades.
Stories are headlines grouped by what they are about, counted through Nov 4.
What fans said
Fans first named Mason Posa at Notre Dame.
How much fans talked in a game against the usual
The usual, named once in the key
A fan first, numbered by kind (1 first named)
vs USC, Oct 24I know we have not been a good team for a few years, but our defense is legit. We have two linebackers (Posa and Catalano) that will play in the NFLWisconsin fan, r/CFB game thread
Elite: solo tackles (99th percentile). Strength: tackles (98th percentile).
Box-score production (7)
Solo tackles#19 / 2515 · 99th pct
40
Tackles#48 / 2515 · 98th pct
65
Tackles for loss#232 / 2515 · 90th pct
5.0
Sacks#469 / 2515 · 79th pct
1.5
QB hurries#686 / 2515 · 62nd pct
1
Passes defended#852 / 2515 · 53rd pct
1
Interceptions#144 / 557 · 37th pct
1
Percentiles are versus same-position peers with enough snaps this season, based on box-score production. There are no play-by-play efficiency bars here: CFBD's play-value model credits offensive players only, so no defensive EPA exists to rank.
Splits
Home and road splits, scheme and staff
Splits · Per-game
2026 season · 8 games
Home/Road · Season halves
Home vs Road
TKL/g
TFL/g
SACK/g
PD/g
Home4g
4.5
0.6
0.4
0.0
Road3g
10.7
0.8
0.0
0.3
First half vs Second half
TKL/g
TFL/g
SACK/g
PD/g
Weeks 1-76g
7.8
0.3
0.0
0.0
Weeks 8+2g
9.0
1.5
0.8
0.5
Supporting cast · Scheme
Staff and system around the player
2026 season
Head Coach
Luke Fickell
Pass share
43.5%
200 pass / 260 run
Plays / game
57.5
8 games
Team sack rate
4.6%
218 dropbacks · PBP
Scheme: Run-leaning, slow tempo.
Awards
Player standing · 2025
All-Conference
Picked for an all-conference team by at least one selector.
A base rate for the rank, not a forecast of this player: 15% of returning players who ranked #21 or lower at their position in their conference made an all-conference team the next season (95% confidence interval 13–17%).
Two seasons at Wisconsin
2026 is in progress.
2026 Wisconsin Fickell
Year 2 · 8 games
2025 Wisconsin Fickell
Year 1 · 10 games
All-conference
High school La Cueva
Albuquerque, NM · Class of 2025
Four-star, No. 221 in the 2025 class. Signed with Wisconsin.