Efficiency & Role
EPA = expected points added per play. Compared with every FBS QB who qualifies
Advanced
Computed from every play, garbage time excluded. FBS rank among players with enough volume
| Passing | Value | FBS rank |
|---|---|---|
| Dropbacks | 100 | — |
| Success rate | 46.0% | 47th / 170 |
| Explosive pass rate | 10.4% | 82nd / 170 |
| Deep-throw rate | 13.5% | 79th / 170 |
| Sack rate | 4.0% | 62nd / 170 |
| Interception rate | 2.1% | — |
| 3rd-down conversion | 44.0% | 33rd / 170 |
| Rushing | Value | FBS rank |
|---|---|---|
| Carries | 26 | — |
| Success rate | 50.0% | — |
| Explosive run rate | 23.1% | — |
| Stuffed at the line | 15.4% | — |
| First downs | 11 | — |
| Red-zone carries | 4 | — |
| Goal-line carries | 1 | — |
Charting
Where III's plays went: throw and catch spots, air yards and yards after the catch, read from the play-by-play
Where he throws98 throws charted
Run direction25 carries
Career
4 seasons at 2 schools since 2014 · box-score totals, snap share estimated from play-by-play
| Season | Team | G | Snaps | Cmp/Att | Pass yds | TD–INT | Y/A | Dropback SR | Car | Rush yds | Y/C | Rush TD | Rush SR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 so far |  Massachusetts#129 · 4-3 | 5 | 62% | 74/100 | 820 | 7–2 | 8.2 | 46.0% | 30 | 167 | 5.6 | 4 | 50.0% |
| 2025 |  Virginia Tech#91 · 3-9 | 4 | 3% | 2/4 | 77 | 0–0 | 19.2 | 40.0% | 9 | 22 | 2.4 | 1 | 100.0% |
| 2024 | Virginia Tech#27 · 6-7 | 4 | 20% | 34/58 | 481 | 1–2 | 8.3 | 35.7% | 40 | 19 | 0.5 | 1 | 56.0% |
| 2023 | Virginia Tech#47 · 7-6 | 2 | 2% | 0/1 | 0 | 0–0 | 0.0 | — | 5 | 40 | 8.0 | 0 | — |
Past seasons are summed from ESPN box scores; success rates and snap shares come from the play-by-play. William Watson III's team rank is that season's final TDC rank. A dash means the stat wasn't recorded.
Game Log
William Watson III's box score, game by game, from ESPN, with a 0–10 game score for each (hover it for how it works). Click a result for the full game
| Passing | Rushing | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wk | Opponent | Result | Game score | Cmp | Att | Pct | Yds | Y/A | TD | INT | Car | Yds | Y/C | TD | Long |
| 1 | @ Rutgers | W 37–21 | 7.5 | 19 | 22 | 86.4 | 197 | 9.0 | 3 | 0 | 6 | 40 | 6.7 | 0 | 15 |
| 2 |  Sacred Heart | W 37–10 | 7.5 | 9 | 10 | 90.0 | 152 | 15.2 | 1 | 0 | 4 | 40 | 10.0 | 1 | 22 |
| 3 |  Stonehill | W 36–14 | 5.3 | 15 | 25 | 60.0 | 160 | 6.4 | 1 | 1 | 9 | 2 | 0.2 | 1 | 7 |
| 4 | @ Sacramento State | W 35–6 | 6.9 | 11 | 16 | 68.8 | 101 | 6.3 | 1 | 0 | 7 | 72 | 10.3 | 2 | 33 |
| 5 |  Eastern Michigan | L 14–38 | 5.9 | 20 | 27 | 74.1 | 210 | 7.8 | 1 | 1 | 4 | 13 | 3.3 | 0 | 7 |
| 6 |  Miami (OH) | L 19–20 | — | no stats recorded | |||||||||||
| 7 | @ Buffalo | L 18–25 | — | no stats recorded | |||||||||||
| 2026 · 5 games | 6.6 | 74 | 100 | 74.0 | 820 | 8.2 | 7 | 2 | 30 | 167 | 5.6 | 4 | 33 | ||
2026 Season Stats
FBS rank among qualifying players
| Passing | 2026 | FBS rank |
|---|---|---|
| Completions | 74 | — |
| Attempts | 100 | — |
| Completion % | 74.0% | 3rd / 142 |
| Yards | 820 | 121st / 265 |
| Yards / att. | 8.2 | 44th / 142 |
| Touchdowns | 7 | 85th / 265 |
| Interceptions | 2 | — |
| Rushing | 2026 | FBS rank |
|---|---|---|
| Carries | 30 | — |
| Yards | 167 | 335th / 1456 |
| Yards / carry | 5.6 | — |
| Touchdowns | 4 | 91st / 631 |
| Long | 33 | — |
| Fumbles | 2026 | FBS rank |
|---|---|---|
| Fumbles | 1 | — |
| Lost | 0 | — |
| Recovered | 0 | — |
Snaps by Game
Estimated snaps: every offensive play credited to the QB running the offense. Close to a true snap count
| Game | Start | Team plays | Est. snaps | Plays involved | Snap share |
|---|---|---|---|---|---|
| Wk 1 · Rutgers | ✓ QB | 63 | 63 | 29 | 100% |
| Wk 2 · Sacred Heart | ✓ QB | 40 | 29 | 14 | 73% |
| Wk 3 · Stonehill | ✓ QB | 60 | 60 | 34 | 100% |
| Wk 4 · Sacramento State | ✓ QB | 53 | 48 | 23 | 91% |
| Wk 5 · Eastern Michigan | ✓ QB | 52 | 52 | 31 | 100% |
| Season | 5 GS | 405 | 252 | 131 | 62% |
Position Room
5 QBs on the Massachusetts roster, ordered by att
| # | Player | Pos | Class | Att | Yds | TD | INT | EPA/play |
|---|---|---|---|---|---|---|---|---|
| 5 | William Watson III | QB | SR | 100 | 820 | 7 | 2 | +0.42 |
| 13 | Aedan McCarthy | QB | FR | 33 | 182 | 0 | 0 | -0.03 |
| 16 | Logan Inagawa | QB | SO | 31 | 251 | 1 | 1 | +0.17 |
| 7 | Will Perry | QB | JR | — | — | — | — | — |
| 10 | Ty McCutcheon | QB | JR | — | — | — | — | — |
Stats, EPA and usage come from CollegeFootballData.com and refresh daily. FBS ranks only count players with enough volume for the stat to mean something. Qualifying for EPA takes 12+ plays per team game. Massachusetts depth chart →