RiceOLRostered

Erben Birkhoff

Position coaches (Rice, 2026): Clay Davie, Vince Munch

Katy, TXRedshirt Freshman6'3"321 lb#78

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Estimated NIL value

$47K

Model estimate. This is not a reported contract.

Transfer Vulnerability Score

17 / 100

68th

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

HS recruit

Class

Redshirt Freshman

Seasons left (incl. 2026)

4 seasons

Erben Birkhoff is a 6'3", 321-lb Redshirt Freshman OL at Rice from Katy, TX. TransferPortl estimates Erben Birkhoff's NIL market value at $47K, a model estimate rather than a reported contract. Erben Birkhoff has a TransferPortl Transfer Vulnerability Score of 17 out of 100, a relative risk score for entering the transfer portal.

Updated Nov 9, 2026

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TVS History

Current TVS

Highest TVS

Sep 22, 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	Rice	9 Low	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

$47,449

Highest market value

$47,449

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.

Recruitment

Class of 2025

Committed to Rice Dec 2024

2026 Rice OL Room