
Estimated NIL value
$49K
Model estimate. This is not a reported contract.
Transfer Vulnerability Score
2 / 100
4th
Low risk. Percentile vs all active college players we track.
HS recruit
Class
Sophomore
Seasons left (incl. 2026)
4 seasons
Portal entry
January 12, 2026
Zak Yamauchi is a 6'4", 315-lb Sophomore Offensive Line from Las Vegas, NV. Zak Yamauchi entered the transfer portal from Stanford on January 12, 2026 and committed to BYU. TransferPortl estimates Zak Yamauchi's NIL market value at $49K, a model estimate rather than a reported contract. Zak Yamauchi has a TransferPortl Transfer Vulnerability Score of 2 out of 100, a relative risk score for entering the transfer portal.
Updated Nov 9, 2026
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Transfer Details
TVS History
Current TVS
14
Highest TVS
22
Sep 20, 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 | 34 Elevated | Entered portal |
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
$49,462
Highest market value
$49,462
Nov 9, 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.
Transfer History
Original School
StanfordJanuary 12, 2026
Stanford → BYU
Committed
2026 BYU OL Room
Sonny MakasiniOffensive Line · $940K
Kyle SfarciocOffensive Line · $940K
Bruce MitchellOffensive Line · $682K
Paki FinauOffensive Line · $639K
Andrew GentryOffensive Line · $585K
Bott MulitaloOffensive Line · $211K
Trevin OstlerOffensive Line · $152K
Jr SiaOffensive Line · $97KMost Likely to Leave BYU
Tiger BachmeierWide Receiver · BYU
Jonathan KabeyaCornerback · BYU
Siale EseraLinebacker · BYU
Sione MoaRunning Back · BYU
Jacob NyeTight End · BYU
Vincent TautuaDefensive End · BYUSimilar OL Players







