April 1, 1987

Andy Van Slyke and 3 others: Pittsburgh PiratesSt. Louis Cardinals

Pittsburgh Pirates came out ahead by 20.8 WAR, most of it from Andy Van Slyke.

Pittsburgh Pirates

franchise trade score

96far better

Franchise trade score96

Rest of season98WAR in+10.7WAR out-0.9Net+11.6Net surplus$8.9M

Short term97WAR in+19.0WAR out+1.4Net+17.6Net surplus$14.3M

Control window96WAR in+19.8WAR out-0.9Net+20.8Net surplus$14.9M

Full tenure97WAR in+44.3WAR out+2.8Net+41.6Net surplus$27.4M

St. Louis Cardinals

franchise trade score

4far worse

Franchise trade score4

Rest of season2WAR in-0.9WAR out+10.7Net-11.6Net surplus−$8.9M

Short term3WAR in+1.4WAR out+19.0Net-17.6Net surplus−$14.3M

Control window4WAR in-0.9WAR out+19.8Net-20.8Net surplus−$14.9M

Full tenure3WAR in+2.8WAR out+44.3Net-41.6Net surplus−$27.4M

STL reached the World Series in 1987

Pittsburgh Pirates received

Andy Van SlykeCF · 27 · arb 2 · 2 yrs control+11.7WAR (control) · 2 yr96

Rest of season97WAR+5.3wRC+127PA632Surplus$4.1M

Short term98WAR+11.7wRC+136PA1292Surplus$9.0M

Control window95WAR+11.7wRC+136PA1292Surplus$9.0M

Full tenure97WAR+31.0wRC+125PA4441Surplus$21.1M

On the day: +8.8 WAR over the prior three seasons, wRC+ 119, salary $550K.

Mike LaValliereC · 27 · arb 1 · 3 yrs control+6.5WAR (control) · 3 yr89

Rest of season90WAR+3.1wRC+99PA390Surplus$2.1M

Short term89WAR+5.5wRC+99PA799Surplus$3.6M

Control window88WAR+6.5wRC+106PA1022Surplus$3.8M

Full tenure89WAR+11.7wRC+102PA2077Surplus$4.6M

On the day: +1.9 WAR over the prior three seasons, wRC+ 76, salary $120K.

Mike DunneP · 25 · pre-arb · 6 yrs control+1.6WAR (control) · 3 yr70

Rest of season90WAR+2.3FIP−97IP163Surplus$1.5M

Short term74WAR+1.8FIP−116IP333Surplus$1.2M

Control window69WAR+1.6FIP−117IP348Surplus$0.9M

Full tenure68WAR+1.6FIP−117IP348Surplus$0.9M

On the day: no major-league record, salary $63K.

Received	Status	Salary that year	Paid	WAR	$/WAR	Surplus
Andy Van Slyke	arb 2	$550K	$1.2M	+11.7	$0.1M	$9.0M
Mike LaValliere	arb 1	$120K	$0.8M	+6.5	$0.1M	$3.8M
Mike Dunne	pre-arb	$63K	$0.4M	+1.6	$0.3M	$0.9M
Total over the control window			$2.4M	+19.8	$0.1M	$13.7M

St. Louis Cardinals received

Tony PeñaC · 30 · FA eligible · 1 yr control-0.9WAR (control) · 1 yr25

Rest of season5WAR-0.9wRC+53PA425Surplus−$1.2M

Short term60WAR+1.4wRC+74PA971Surplus−$0.5M

Control window9WAR-0.9wRC+53PA425Surplus−$1.2M

Full tenure62WAR+2.8wRC+76PA1435Surplus−$0.7M

On the day: +12.0 WAR over the prior three seasons, wRC+ 112, salary $1.2M.

Received	Status	Salary that year	Paid	WAR	$/WAR	Surplus
Tony Peña	FA eligible	$1.2M	$0.8M	-0.9	—	−$1.2M
Total over the control window			$0.8M	-0.9	—	−$1.2M

What this became

Mike Dunne → SEAPIT ⇄ SEA, 1989-0.1 WAR

The web around this trade

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