StanfordLBRostered

Sam Mattingly

Position coaches (Stanford, 2026): Chris Claiborne, Andy Thompson

Magnolia, TXJunior6'2"235 lb#51

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Estimated NIL value

$230K

Model estimate. This is not a reported contract.

Transfer Vulnerability Score

30 / 100

90th

Elevated risk. Percentile vs all active college players we track.

HS recruit

Class

Junior

Seasons left (incl. 2026)

3 seasons

Sam Mattingly is a 6'2", 235-lb Junior LB at Stanford from Magnolia, TX. TransferPortl estimates Sam Mattingly's NIL market value at $230K, a model estimate rather than a reported contract. Sam Mattingly has a TransferPortl Transfer Vulnerability Score of 30 out of 100, a relative risk score for entering the transfer portal.

Updated Nov 9, 2026

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Advanced Statistics

2026 · 56 tkl

Havoc Plays

48th

Ball Plays

57th

Solo Tackle Rate

42.9%

34th

Percentiles rank this season against every 2026 FBS and FCS LBs with the same minimum sample. Higher is better.

TVS History

Current TVS

Highest TVS

Oct 21, 2026

Each step is a saved weekly score; dots mark where the score changed. Hover to read any saved score. Model signals include recruiting profile, production and usage, team transfer rate, coaching changes, position, and prior transfer history. TVS is a relative risk score. It is not a literal probability.

Before past portal windows

Window	Team	TVS	Outcome
2026	Stanford	29 Elevated	Did not enter
2025	Stanford	19 Moderate	Did not enter

Each score comes from a model trained only on seasons before that roster year, so it shows what TVS would have said at the time.

Market Value History

Current market value

$230,053

Highest market value

$243,721

Oct 24, 2026

Each step is a saved TransferPortl estimate; dots mark where the estimate changed. Hover to read any saved estimate. Team logos mark recorded team changes. Historical points use point-in-time cumulative statistics and do not use later-season production.

Recruitment

Class of 2024

Committed to Stanford Jun 2023

Season Statistics