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History · 2017 · UFC Fight Night: Swanson vs. Ortega · Carls John De Tomas vs Alex Perez
From the tape · 9 Dec 2017

Carls John De Tomas vs Alex Perez

UFC Fight Night: Swanson vs. Ortega · Fresno, California, USA
Result

Alex Perez beat Carls John De Tomas

Method
Submission
Round
2 of 3
Clock
1:54
BantamweightMain cardReferee · Mark Lawley

We published no prediction for this bout. Everything on this page is the official record and the tape it was fought on — the result, the round-by-round counts, the judges’ cards where they exist and the sportsbook line where one was published. Our graded calls start in 2026 and live on the public record.

CT
Red corner Carls John DeTomasDe Tomas MMA · Quezon City
VSOn the tape
Blue corner AlexPerezTeam Oyama · Lemoore, California
Bantamweight3 rounds9 Dec 2017
6-2
Record
26-11
−4 yr21
Age
25
5' 5"
Height
+1″5' 6"
+6″71″
Reach
65″
Southpaw
Stance
Orthodox
De Tomas MMA
Gym
Team Oyama
Quezon City
From
Lemoore, California
Vitals, record, nickname and camp come from the public UFC fighter register and are current, not a snapshot of fight night. UFC bouts, finish rate and every storyline line are counted off the official UFC fight record. A tick marks the side holding the raw edge in that row — longer reach, taller, younger, more bouts, a higher finish rate. It is a fact about the tape, not a prediction, and rows with no clean comparison (record, stance, gym, hometown) carry no tick at all. Any row we cannot fill on both sides is left out rather than half-drawn. Streaks, bout counts and finish rates are as they stood going into this fight — this bout and everything after it is excluded from the count.

Round by round

Every round the fight went, shaded by where the significant strikes actually landed — and the takedowns, control time and knockdowns beside them.

UFCStats · per round

2 rounds of tape

Round 15:00 of action2 sub attempts
Carls John De Tomas8 sig landed
HEAD88%7 of 24BODY0%0 landedLEGS12%1 of 1
Alex Perez15 sig landed
HEAD40%6 of 14BODY20%3 of 6LEGS40%6 of 7
8 of 25
Sig.
strikes
15 of 27
0 of 2
Take-
downs
1 of 3
0:54
Control
2:11
0
Sub
attempts
2
Distance 7Clinch 1Ground 0
Where it
happened
Distance 8Clinch 7Ground 0
Round 21:54 of action1 sub attemptEnded 1:54
Carls John De Tomas0 sig landed
HEAD0%0 of 3BODY0%0 landedLEGS0%0 landed

No significant strikes landed — 3 thrown

Alex Perez9 sig landed
HEAD78%7 of 11BODY22%2 of 2LEGS0%0 landed
0 of 3
Sig.
strikes
9 of 13
0 of 0
Take-
downs
1 of 1
0:00
Control
1:27
0
Sub
attempts
1
Distance 0Clinch 0Ground 0
Where it
happened
Distance 1Clinch 0Ground 8

Significant strikes, takedowns, control time, knockdowns and submission attempts exactly as UFCStats recorded them for this bout, round by round. Zone percentages are that round’s landed head, body and leg counts over their own total — raw arithmetic, nothing modelled or smoothed. A round in which a fighter landed nothing shades empty and reads zero; it is never filled in from the round before.

How it ended

This bout never reached the judges. Here is the finish, as the official record has it.

Won inside the distance

Alex Perez

Round
2
Clock
1:54
Method
Submission

This bout did not reach the judges, so there are no official cards for it. The round-by-round tape above is the whole record of what happened. Referee: Mark Lawley.

Takedowns

Takedowns

The level change — head to head

Career UFC takedown rates. Red corner left, blue corner right.

Carls John De Tomas

1.37takedowns / 15 min
1.37 / 15m
TAKEDOWNS
2.21 / 15m
4.15 / 15m
ATTEMPTS
4.60 / 15m
33%
ACCURACY
48%
0.00 / 15m
SUB ATT
0.70 / 15m

Alex Perez

2.21takedowns / 15 min

Career UFC takedown rates exactly as UFCStats publishes them: takedowns landed per 15 minutes, completion rate, submission attempts per 15 minutes, and the share of takedowns tried on them that they stuffed. Attempts per 15 is the one derived figure — landed ÷ completion rate — and it is omitted wherever either input is missing. UFCStats writes 0% where no attempt was recorded at all, so a percentage of exactly zero reads “n/a” here rather than as a measured rate. “Field” is the average fighter in that weight class, or across every division where a class is too small to average. Rate bars run to the population’s 95th percentile (5.32 takedowns / 15m); a fighter above it pins the bar. Percentages are drawn on their own axis.

Ranked roster-wide

The market story

Where the price started and where it finished — the sportsbook consensus, with the vig removed. We captured no price series for this bout, so there is no chart to draw.

Carls John De Tomas↓ −10.7pp
open 33.1%close 22.4%
Alex Perez↑ +10.7pp
open 66.9%close 77.6%
0%50%100%
OpenClosing consensus (BFO, vig removed)

Carls John De Tomas opened at 33.1% and closed at 22.4% (−10.7pp), with Alex Perez moving the other way by the same amount — the two are one de-vigged pair, so they always sum to 100%. There is no line between those two points because nobody recorded one: we hold the open and the close for this bout, not the days in between.

Show the numbers
CornerOpen (US)Close (US)Open %Close %Move
Carls John De Tomas18033233.1%22.4%−10.7pp
Alex Perez-260-41066.9%77.6%+10.7pp
Opening and closing moneylines from BestFightOdds (data/refs/bfo_fighter_moneylines.csv), one row per fighter per bout, de-vigged pairwise so the two corners sum to 100% · scraped 2026-06-10. No price series was captured for this bout, so no line is drawn between the two points.
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