January 30, 2026

Kai-Wei Teng and 2 others: Houston AstrosSan Francisco Giants

Kai-Wei Teng changed clubs, and none of them amounted to much for either side.

franchise trade score · provisional

58even

Franchise trade score58

Rest of season71WAR in+0.1WAR out0.0Net+0.1Net surplus$0.1M

Short term59WAR in+0.1WAR out0.0Net+0.1Net surplus$0.1M

Control window58WAR in+0.1WAR out0.0Net+0.1Net surplus$0.1M

Full tenure58WAR in+0.1WAR out0.0Net+0.1Net surplus$0.1M

franchise trade score · provisional

42even

Franchise trade score42

Rest of season29WAR in0.0WAR out+0.1Net-0.1Net surplus−$0.1M

Short term41WAR in0.0WAR out+0.1Net-0.1Net surplus−$0.1M

Control window42WAR in0.0WAR out+0.1Net-0.1Net surplus−$0.1M

Full tenure42WAR in0.0WAR out+0.1Net-0.1Net surplus−$0.1M

Houston Astros received

Kai-Wei TengP · 28 · pre-arb · 6 yrs control+0.1WAR (control) · 1 yr55

Rest of season70WAR+0.1FIP−116IP74Surplus$0.1M

Short term56WAR+0.1FIP−116IP74Surplus$0.1M

Control window54WAR+0.1FIP−116IP74Surplus$0.1M

Full tenure54WAR+0.1FIP−116IP74Surplus$0.1M

On the day: -0.5 WAR over the prior three seasons, FIP− 96, salary $787K.

Received	Status	Salary that year	Paid	WAR	$/WAR	Surplus
Kai-Wei Teng	pre-arb	$787K	$0.7M	+0.1	—	$0.1M
Total over the control window			$0.7M	+0.1	—	$0.1M

Player to be named later—WAR (control)—

Not rated — never reached the majors.

Jancel Villarroelprospect—WAR (control)—

Not rated.

Nobody acquired here was traded on.

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player · size = WAR delivered, colour = percentile ( worse better) franchise trade 0 players · 0 trades · 0 clubs