Fighter Profile›Heavyweight

“Bigi Boy”

Jairzinho Rozenstruik

15-615 UFC

Kickboxer

Form

Aging Threat

6× Title

6× 5R

High Variance

Output Builds Late

High Wear

6'2"ht·78"reach·Orthodoxstance·38age

Last fightLSergei Pavlovich·U-DEC·R3·1.3yr ago

Fighter Context

9–6UFC·

8KO

0Sub

1Dec

12.8min/fight

142UFC min

vs. Winning-Record Opps

8–6(14 fights)

88%finish rate

+0.2str diff/min

vs. Veteran Opps

4–3(7 fights)

75%finish rate

-0.3str diff/min

vs. Elite Opps

2–0(2 fights)

100%finish rate

+2.0str diff/min

CQ Key Stats

Striking Differential

+0.85

Positive

70%ile

Significant strikes landed per minute minus strikes absorbed per minute. Positive values indicate a net striking advantage.

Adj. TD Threat

0.000

Passive

11%ile

CageQuant derived signal for measuring takedown offense adjusted for average division opponents.

Durability

Durable

59%ile

CageQuant derived signal that measures how well a fighter holds up to damage. Based on stoppage history and knockdowns absorbed over their career.

Round Win Rate

44%

Passive

27%ile

CageQuant derived signal. Completed rounds won, scored by CageQuant's proprietary formula rather than official judging.

Striking

Rozenstruik

Distance Striker

Heavyweight avg

Sig. Strikes / Min3.48

Str. Accuracy48%

493UFC landed/1,016attempted

Sig. Absorbed / min

−1.0 vs avg2.63

Str. Defense52%

KD Rate / fight0.47

7UFC knockdowns

KD Absorbed / fight0.07

CQ KO Power

Above Avg78%ile1.42

Strike Distribution

By Target

Head

60%

Body

15%

Leg

25%

By Position

Distance87%

Clinch8%

Ground5%

Sig. Strikes by Round

	Round 115 rounds	Round 28 rounds	Round 36 rounds	Round 43 rounds	Round 52 rounds
Avg. Landed	9	16	19	29	13
Avg. Absorbed	9	11	14	16	11
Avg. Net	0	+6	+6	+13	+2

Grappling

Rozenstruik

Non-Factor

·3s ctrlPassive Control

Heavyweight avg

Offense

TD Landed / 15 Min0.00

TD Attempts / 15 MinUFC ONLY0.11

TD Accuracy0%

0UFC landed/1attempted

Sub Attempts / 15 Min0.00

Defense

Elite TD Def

TD Defense72%

34UFC defended/47opp. attempts

Sub Defense

Tapped Once

Finishing

Finish Rate

89%

Elite Finisher

div avg 68%

How They Lose

6UFC losses

Win Breakdown

KO / TKO8 / 9

Submission0 / 9

Decision1 / 9

KD → Finish

7/7Lethal

Loss Breakdown

KO / TKO2 / 6

Submission1 / 6

Decision3 / 6

Loss Pattern

3 of 6 losses by finish in R1–R2

Explosive starter. 6 of 8 KOs inside R1-R2

Finish Round Distribution

KO/TKO W

KO/TKO L

SUB L

Cards & Decisions

Recovery Rate

0 of 5 rounds won following a lost round

Decision Margin

—

W1 dec

3.7pts

L3 dec

field avg 1.95 pts

Decision Types

3UD

1SD

0MD

25%split rate

Career Trajectory

Win

Loss

D/NC

Elite opp (15+ wins)

Veteran opp (8+ wins)

sig. strikes trending up. Averaging 6 more in second half of career

15 UFC fights · hover for details · colored line = 3-fight rolling avg

Pace & Cardio

Output Builds Late

Output

Absorbed

Diff

R1n=15

R2n=8

R3n=6

Outputsig strikes / min

2.5

3.8

3.9

Absorbedsig strikes / min

2.6

2.5

2.8

Diff

-0.0

+1.3

+1.1

Per-round averages across career · partial final rounds included at actual elapsed time · rounds below 5 min. career total suppressed · dashed lines = division avg · switch to 5R for championship rounds

Last 8 Fights — Trend

KD Abs

▲Str. Diff+1.31 idxL3

Last 8 UFC fights · Absorbed & Strike Diff = index vs career avg (1.0 = avg, 0 = breakeven) · Orange dots = KDs absorbed

Elite oppVeteran opp

Rozenstruik — 15 UFC Fights

Result

Method

15 fights

Sergei Pavlovich

U-DEC R3Feb '25

-8

·17 SS (31%)·25 abs·2 td taken

Tai TuivasaVeteran

S-DEC R3Aug '24

+54

·91 SS (49%)·37 abs

Shamil Gaziev

TITLE

KO/TKO R4 · 5:00Mar '24

+105

·127 SS (59%)·22 abs·0/1 td·1 td taken

Jailton Almeida

TITLE

SUB R1 · 3:43May '23

-4

·4 abs·1 td taken

Chris Daukaus

KO/TKO R1 · 0:23Dec '22

+11

·12 SS (57%)·1 abs·6s ctrl·1 kd landed

Alexander VolkovVeteran

TITLE

KO/TKO R1 · 2:12Jun '22

-15

·6 SS (33%)·21 abs

Curtis BlaydesVeteran

U-DEC R3Sep '21

-14

·18 SS (26%)·32 abs·3 td taken

Augusto Sakai

TITLE

KO/TKO R1 · 4:59Jun '21

+13

·16 SS (55%)·3 abs·1 kd landed

Ciryl Gane

TITLE

U-DEC R5Feb '21

-60

·42 SS (40%)·102 abs·2 td taken

Junior Dos SantosElite

KO/TKO R2 · 3:47Aug '20

+18

·42 SS (64%)·24 abs·9s ctrl·1 kd landed

All Fighters

Heavyweight

“Bigi Boy”

Jairzinho Rozenstruik

15-615 UFC

Form

6'2"ht·78"reach·Orthodoxstance·38age

Last fightLSergei Pavlovich·U-DEC·1.3yr ago

Fighter Context

9–6UFC·

8KO

0Sub

1Dec

12.8min/fight

142UFC min

vs. Winning Record8–6

vs. Veterans (8+ W)4–3

vs. Elite (15+ W)2–0

CQ Key Stats

Str. Differential

+0.85

70%ile

Significant strikes landed per minute minus strikes absorbed per minute. Positive values indicate a net striking advantage.

Adj. TD Threat

0.000

11%ile

CageQuant derived signal for measuring takedown offense adjusted for average division opponents.

Durability

59%ile

CageQuant derived signal that measures how well a fighter holds up to damage. Based on stoppage history and knockdowns absorbed over their career.

Round Win Rate

44%

27%ile

CageQuant derived signal. Completed rounds won, scored by CageQuant's proprietary formula rather than official judging.

Striking

Rozenstruik

Heavyweight avg

Distance Striker

Sig. Strikes / Min3.48

Str. Accuracy48%

493UFC landed/1,016attempted

Sig. Absorbed / Min

−1.0 vs avg2.63

Str. Defense52%

KD Rate / Fight0.47

7UFC knockdowns

KD Absorbed / Fight0.07

CQ KO Power

Above Avg78%ile1.42

Strike Distribution

By Target

Head

60%

Body

15%

Leg

25%

By Position

Dist87%

Clinch8%

Ground5%

Sig. Strikes by Round(career avg per round)

	R1 n=15	R2 n=8	R3 n=6	R4 n=3	R5 n=2
Landed	9	16	19	29	13
Absorbed	9	11	14	16	11
Net	0	+6	+6	+13	+2

Grappling

Rozenstruik

Heavyweight avg

Non-Factor

3s ctrlPassive Control

Offense

TD Landed / 15 Min0.00

TD Attempts / 15 MinUFC ONLY0.11

TD Accuracy0%

0UFC landed/1attempted

Sub Attempts / 15 Min0.00

Defense

Elite TD Def

TD Defense72%

34UFC defended/47opp. attempts

Sub Defense1 loss / 1 attempt

Finishing

Finish Rate

89%

Elite Finisher

Win Methods

8KO/TKO

0Sub

1Dec

Loss Methods

2KO/TKO

1Sub

3Dec

Finish Round Distribution

KO (W)

KO (L)

Sub (L)

Cards & Decisions

Recovery RateRounds won after a lost round.

0%0 of 5 rounds

Decision MarginAvg pts/round on judges' scorecards.

—more needed

W1 dec

3.7pts

L3 dec

field avg 1.95 pts

Decision Types

3UD

1SD

0MD

25%split rate

Career Trajectory chart available on desktop.

Pace & Cardio

Output Builds Late

Output

Absorbed

Diff

R1n=15

R2n=8

R3n=6

Outputsig strikes / min

2.5

3.8

3.9

Absorbedsig strikes / min

2.6

2.5

2.8

Diff

-0.0

+1.3

+1.1

Per-round career averages · partial rounds time-adjusted · dashed = division avg · switch to 5R for championship rounds

Rozenstruik — UFC Fight Log

Sergei Pavlovich

U-DEC·R3·Feb '25

17 SS (31%)·25 abs·2 td taken

Tai TuivasaVeteran

S-DEC·R3·Aug '24

91 SS (49%)·37 abs

Shamil GazievTITLE

KO/TKO·R4·Mar '24

127 SS (59%)·22 abs·0/1 td·1 td taken

Jailton AlmeidaTITLE

SUB·R1·May '23

4 abs·1 td taken

Chris Daukaus

KO/TKO·R1·Dec '22

12 SS (57%)·1 abs·6s ctrl·1 kd

Alexander VolkovVeteranTITLE

KO/TKO·R1·Jun '22

6 SS (33%)·21 abs

Curtis BlaydesVeteran

U-DEC·R3·Sep '21

18 SS (26%)·32 abs·3 td taken

Augusto SakaiTITLE

KO/TKO·R1·Jun '21

16 SS (55%)·3 abs·1 kd

Round 115 rounds

Round 28 rounds

Round 36 rounds

Round 43 rounds

Round 52 rounds

Avg. Landed

Avg. Absorbed

Avg. Net

+13

n=15

n=8

n=6

n=3

n=2

Landed

Absorbed

Net

+13