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Cam Booser

#62 - Relief Pitcher

Tampa Bay Rays

Bats / Throws Left / Left
Date of Birth 5/4/1992 (34)
Height, Weight 6'3", 230 lb
Hometown Seattle, WA

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
0 35.2 2.27 0.84 29.6% 4.4%
217th 3
Sv
231st 48.0
IP
32nd 4.22
ERA
9th 1.35
WHIP
29th 22.5%
K%
9th 9.8%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
95.7 15.3% 28.6% 54.6% 4.9% 5.13 2.46
116th 94.7
FB MPH
44th 12.1%
SwStr%
145th 28.5%
CSW%
32nd 51.2%
Str-ICR
205th 4.7%
MTK%
36th 4.94
PLV
18th 3.52
PLA
Holds List
Rank
33rd
Saves+Holds List
Rank
50th

Articles

9/10/2026Fantasy Baseball Relief Pitcher Roundup: 9/9Rick Graham

9/6/2026Fantasy Baseball Relief Pitcher Roundup: 9/5Rick Graham

9/5/2026Fantasy Baseball Relief Pitcher Roundup: 9/4Rick Graham

9/4/2026Waiver Relief: Week 24Alex Kamberis

9/3/2026Fantasy Baseball Relief Pitcher Roundup: 9/2Rick Graham

See More Articles
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Cam Booser Overview

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team G GS IP W-L Sv Hld ERA WHIP xERA FIP xFIP PLA K% BB% H/9 HR/9 BABIP HR/FB% LOB% ICR% GB% SwStr% CSW% IPR% PLV
2024 BOS 43 0 42.2 2-3 1 6 3.37 1.34 3.34 3.81 4.63 2.94 23.5% 8.7% 8.6 1.05 .303 11.9% 80.0% 36.3% 36.3% 15.3% 29.6% 0.58 5.12
2025 CHW 39 0 31.0 2-4 1 9 5.52 1.52 4.67 6.26 5.20 3.04 24.5% 13.3% 8.1 2.32 .253 27.6% 71.4% 34.5% 34.5% 14.2% 29.8% 0.55 5.16
2026 TB 36 0 35.2 1-0 0 10 2.27 0.84 3.43 3.18 3.17 2.46 29.6% 4.4% 6.1 1.26 .226 18.5% 87.0% 39.3% 30.7% 15.3% 28.6% 0.59 5.13
RP MLB Percentile 44 0 34 14-84 0 72 91 97 79 84 93 95 92 97 85 35 89 37 97 41 7 87 57 84 89
RP MLB AVG 38 2 48.0 3-3 3 6 4.22 1.35 4.21 4.21 4.28 3.52 22.5% 9.8% 8.3 1.10 .290 17.5% 72.6% 36.8% 43.7% 12.1% 28.5% 0.50 4.94
Career 118 0 109.1 5-7 2 25 3.62 1.23 3.75 4.30 4.31 2.81 25.6% 8.9% 7.7 1.48 .266 18.4% 78.5% 36.7% 34.1% 14.9% 29.4% 0.57 5.14

Cam Booser Repertoire

2024 2025 2026 All
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Cam Booser Game Log

Cam Booser Standard

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team G GS IP W-L QS Sv Hld P Strikes Balls TBF H 1B 2B 3B HR K BB HB WP
2024 BOS 43 0 42.2 2-3 0 1 6 695 467 228 183 41 29 6 1 5 43 16 0 0
2025 CHW 39 0 31.0 2-4 0 1 9 571 359 212 143 28 15 5 0 8 35 19 2 3
2026 TB 36 0 35.2 1-0 0 0 10 511 349 162 135 24 15 4 0 5 40 6 0 1
RP MLB Percentile 44 0 34 14-84 0 0 72 24 28 82 26 80 82 74 47 43 44 97 84 47
RP MLB AVG 38 2 48.0 3-3 0 3 6 808 517 292 208 44 29 8 1 6 47 20 3 2
Career 118 0 109.1 5-7 0 2 25 1,777 1,175 602 461 93 59 15 1 18 118 41 2 4

Cam Booser Advanced

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2024 BOS 23.5% 8.7% .250 .390 .701 .304 .303 .331 .217 .281 .257 .328 87.7 89.5 19.9 3.34
2025 CHW 24.5% 13.3% .233 .475 .818 .350 .253 .322 .211 .335 .223 .387 89.1 93.0 18.9 4.67
2026 TB 29.6% 4.4% .189 .339 .561 .243 .226 .270 .221 .291 .267 .396 87.6 93.8 23.8 3.43
RP MLB Percentile 92 97 87 69 89 93 89 82 73 79 74 24 55 3 4 79
RP MLB AVG 22.5% 9.8% .240 .389 .713 .314 .290 .320 .235 .315 .279 .358 87.7 89.2 13.3 4.21
Career 25.6% 8.9% .226 .399 .694 .302 .266 .310 .216 .302 .250 .367 88.1 91.7 20.8 3.75

Cam Booser Pitch › Mix

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Year Team FF% (MPH) SI% (MPH) FC% (MPH) SL% (MPH) ST% (MPH) CB% (MPH) CH% (MPH) FS% (MPH) KN% (MPH) Fastball% Secondary%
2024 BOS40.9% (95.3)-35.4% (88.3)-23.6% (82.3)---- 40.9% 59.0%
2025 CHW45.9% (95.5)-19.6% (87.3)-31.9% (81.1)-2.6% (87.5)-- 45.9% 54.1%
2026 TB47.2% (95.7)-41.5% (88.1)-10.0% (81.7)-1.4% (87.8)-- 47.2% 52.8%
RP MLB Percentile 71 (64) - 92 (33) - 22 (37) - 2 (67) - - 43.9% 56.1%
RP MLB AVG 38.6% (94.7) 26.5% (94.0) 20.1% (89.4) 25.8% (85.9) 21.2% (82.4) 15.5% (80.3) 16.6% (86.2) 18.2% (86.6) 43.2% (61.5) 48.5% 51.3%
Career44.3% (95.5)-32.1% (88.0)-22.3% (81.7)-1.2% (87.6)-- 44.3% 55.7%

Cam Booser Pitch › Results

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team FF CSW% SI CSW% FC CSW% SL CSW% ST CSW% CB CSW% CH CSW% FS CSW% KN CSW% Fastball CSW% Secondary CSW%
2024 BOS24.6% (43)-35.4% (34)-29.3% (28)---- 24.6% 32.9%
2025 CHW22.9% (30)-34.8% (14)-36.3% (33)-33.3% (4)-- 22.9% 35.6%
2026 TB24.5% (33)-30.7% (30)-41.2% (14)-14.3% (1)-- 24.5% 32.2%
RP MLB Percentile 27 (33) - 73 (11) - 97 (43) - 16 (79) - - 18.5% 80.1%
RP MLB AVG 27.0% (29) 27.4% (12) 26.7% (13) 29.8% (25) 28.3% (18) 26.9% (13) 21.6% (17) 22.1% (18) 20.0% (9) 27.8% 28.8%
Career24.0% (106)-33.5% (78)-34.0% (75)-27.3% (5)-- 24.0% 33.6%

Cam Booser Batted Ball › Contact

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team GB% LD% FB% PU% SS% Pull% Cent% Oppo% Foul Str% PC% Fl&B% Solid% Brl% ICR%
2024 BOS 36.3% 17.7% 33.9% 12.1% 40.3% 47.6% 33.1% 19.4% 19.7% 63.6% 23.4% 5.6% 7.3% 36.3%
2025 CHW 34.5% 18.4% 33.3% 13.8% 37.9% 47.1% 29.9% 23.0% 17.9% 65.5% 17.2% 3.4% 13.8% 34.5%
2026 TB 30.7% 20.5% 30.7% 18.2% 34.1% 40.4% 28.1% 31.5% 22.3% 60.3% 22.7% 10.2% 6.8% 39.3%
RP MLB Percentile 7 66 87 96 63 44 7 91 97 40 72 8 43 41
RP MLB AVG 43.7% 21.6% 24.4% 10.3% 34.7% 40.8% 33.7% 25.5% 18.2% 62.9% 24.5% 5.8% 6.8% 36.8%
Career 34.1% 18.7% 32.8% 14.4% 37.8% 45.3% 30.7% 24.0% 19.9% 63.2% 21.4% 6.4% 9.0% 36.7%

Cam Booser Batted Ball › Outcomes

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team AVG wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA HR/FB ICR% IPA%
2024 BOS .250 .304 .303 .331 .217 .281 .257 .328 87.7 89.5 19.9 11.9% 36.3% 24.6%
2025 CHW .233 .350 .253 .322 .211 .335 .223 .387 89.1 93.0 18.9 27.6% 34.5% 21.0%
2026 TB .189 .243 .226 .270 .221 .291 .267 .396 87.6 93.8 23.8 18.5% 39.3% 25.9%
RP MLB Percentile 87 93 89 82 73 79 74 24 55 3 4 37 41 46
RP MLB AVG .240 .314 .290 .320 .235 .315 .279 .358 87.7 89.2 13.3 17.5% 36.8% 24.5%
Career .226 .302 .266 .310 .216 .302 .250 .367 88.1 91.7 20.8 18.4% 36.7% 23.9%

Cam Booser Approach › Plate Discipline

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team Zone% Str% Swing% O-Sw% Whiff% Foul Str% Con% Z-Con% O-Con% CS% SwStr% CSW% BIP% PLUS% IPR% Str-ICR
2024 BOS 47.2% 67.2% 52.8% 36.2% 28.9% 19.7% 71.1% 79.8% 56.4% 14.4% 15.3% 29.6% 17.8% 61.3% 0.58 54.2%
2025 CHW 47.3% 62.9% 47.3% 29.9% 30.0% 17.9% 70.0% 77.8% 54.4% 15.6% 14.2% 29.8% 15.2% 58.0% 0.55 52.4%
2026 TB 46.8% 68.3% 55.0% 37.1% 27.8% 22.3% 72.2% 83.9% 51.5% 13.3% 15.3% 28.6% 17.4% 63.6% 0.59 54.6%
RP MLB Percentile 77 97 99 91 70 97 70 60 81 11 87 57 53 97 84 90
RP MLB AVG 44.4% 63.8% 47.4% 31.7% 25.5% 18.2% 74.5% 84.0% 58.7% 16.4% 12.1% 28.5% 17.1% 58.4% 0.50 51.2%
Career 47.1% 66.1% 51.7% 34.5% 28.9% 19.9% 71.1% 80.4% 54.3% 14.5% 14.9% 29.4% 16.9% 60.9% 0.57 53.7%

Cam Booser Approach › Locations

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2024 BOS 47.2% 29.1% 27.5% 43.4% 35.0% 22.9% 42.1% 32.4% 40.1% 6.3%
2025 CHW 47.3% 35.2% 26.1% 38.7% 37.1% 22.4% 40.5% 32.7% 41.2% 6.0%
2026 TB 46.8% 36.8% 28.8% 34.4% 38.6% 23.9% 37.6% 36.8% 34.4% 7.2%
RP MLB Percentile 77 65 27 27 64 34 30 92 4 74
RP MLB AVG 44.4% 34.5% 27.0% 38.5% 36.4% 22.8% 40.8% 29.8% 43.2% 6.6%
Career 47.1% 33.3% 27.4% 39.3% 36.7% 23.0% 40.3% 33.8% 38.8% 6.5%

Cam Booser Approach › Counts

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2024 BOS 61.2% 11.1% 28.3% 14.8% 57.7% 50.5% 19.5% 31.5% 21.8%
2025 CHW 57.4% 10.0% 32.7% 14.6% 57.3% 46.2% 22.9% 22.5% 18.7%
2026 TB 58.1% 9.2% 32.7% 15.8% 64.7% 48.5% 17.8% 26.9% 24.0%
RP MLB Percentile 39 93 88 67 83 40 17 50 89
RP MLB AVG 58.5% 12.1% 29.9% 14.5% 61.0% 50.1% 21.1% 26.8% 19.2%
Career 59.1% 10.2% 31.0% 15.0% 59.7% 48.6% 20.1% 27.0% 21.4%

Cam Booser PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2024 BOS 695 5.12 49.6% 19.0% 31.4% 18.3% 3.0% 4.1 +10 2.94
2025 CHW 571 5.16 50.3% 16.6% 33.1% 17.2% 4.0% 11.9 +4 3.04
2026 TB 511 5.13 48.9% 16.8% 34.2% 14.7% 4.9% -6.3 -5 2.46
RP MLB Percentile 24 89 79 44 77 77 40 80 70 95
RP MLB AVG 808 4.94 46.0% 17.3% 36.7% 9.2% 4.7% 0.6 -1 3.52
Career 1,777 5.14 49.6% 17.6% 32.8% 16.9% 3.9% 9.7 +10 2.81
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