Dana White’s Contender Series: Season 9, Week 4 Full Fight Card, Date & Details
Dana White’s Contender Series: Season 9, Week 4
United States
Main Card • Final
R1, 1:08
UFC Contract Awarded
Poland
R1, 0:36
UFC Contract Awarded
Canada
R1, 3:29
UFC Contract Awarded
Brazil
R3, 5:00
Vietnam
R3, 5:00
UFC Contract Awarded
Armenia
Official Event Results
UFC Contract
UFC Contract
Official UFC Contracts & Performance Honors
UFC Contract Recipients & Nightly Honors
UFC Contract Awards: UFC CEO Dana White awarded four promotional contracts to victorious competitors: Jean-Paul Lebosnoyani, Cezary Oleksiejczuk, Mandel Nallo, and Tommy McMillen.
Performance Recognition: Dana White praised the opening featherweight war between Tommy McMillen and David Mgoyan, awarding Mgoyan special post-fight performance compensation for his relentless competitive display despite the majority decision defeat.
Reported Payouts & Disclosed Purses
Fighter Purses & Contract Estimates
| Fighter | Result | Base Purse | Win / Finish Bonus | Performance Bonus | Estimated Total |
|---|---|---|---|---|---|
| WIN | $5,000 | $5,000 | — | $10,000 | |
| WIN | $5,000 | $5,000 | — | $10,000 | |
| WIN | $5,000 | $5,000 | — | $10,000 | |
| WIN | $5,000 | $5,000 | — | $10,000 | |
| WIN | $5,000 | $5,000 | — | $10,000 | |
| LOSS | $5,000 | — | — | $5,000 | |
| LOSS | $5,000 | — | — | $5,000 | |
| LOSS | $5,000 | — | — | $5,000 | |
| LOSS | $5,000 | — | — | $5,000 | |
| LOSS | $5,000 | — | — | $5,000 |
*Disclosed bout purses for Dana White’s Contender Series sanctioned under the Nevada State Athletic Commission (NSAC) follow a standard baseline contract of $5,000 to show and an additional $5,000 win bonus. Undisclosed locker room discretionary bonuses and standard promotional UFC developmental contracts awarded by Dana White are not included in base commission filings.
Historic DWCS Records & Milestones
Promotional Records Established at DWCS Season 9, Week 4
Mandel Nallo, Cezary Oleksiejczuk, and Jean-Paul Lebosnoyani produced three consecutive first-round knockouts, highlighting the most explosive finishing sequence of Season 9.
Cezary Oleksiejczuk registered one of the fastest middleweight knockouts in DWCS history, halting undefeated Theo Haig with ground strikes in just 36 seconds.
Cezary Oleksiejczuk achieved a perfect 17-for-17 (100%) significant strike landed rate in his bout against Theo Haig before the referee waved off the contest.
Dana White awarded official UFC contracts to four out of five bout winners (Lebosnoyani, Oleksiejczuk, Nallo, and McMillen), one of the highest signing rates of the 2025 series.
Tommy McMillen and David Mgoyan engaged in an all-out 15-minute slobberknocker, combining for 216 total strikes landed in a majority decision war.
With his 36-second demolition, Cezary Oleksiejczuk joined his brother Michał Oleksiejczuk on the active UFC roster, becoming another prominent European brother tandem in the promotion.
Jean-Paul Lebosnoyani capped the card with a spectacular head kick and right-hand knockout of Jack Congdon in only 68 seconds to seize the headline victory.
Bellator veteran Mandel Nallo landed 30 significant strikes in under four minutes to dispatch Samuel Silva via KO at 3:29 of the opening stanza.
Tommy McMillen denied 10 of 12 takedown attempts by master sambist David Mgoyan, battling off submission attempts to keep his undefeated record intact at 12-0.
Eduardo Chapolin authored the card’s most controlling grappling performance, logging 6:09 of control time and 5 takedowns to sweep all three scorecards 30-27.
Both Tommy McMillen (+140) and Mandel Nallo (+120) overcame betting underdog status to score statement victories and secure UFC contracts.
The card opened with a 28-28, 29-28, 29-28 majority decision, marking one of the few instances in DWCS history where a judge awarded a 10-8 round in an opening contest.
When and where did Dana White’s Contender Series: Season 9, Week 4 take place?
Dana White’s Contender Series: Season 9, Week 4 took place on Tuesday, September 2, 2025, at the UFC APEX in Las Vegas, Nevada.
Who won the main event at DWCS Season 9, Week 4?
Jean-Paul Lebosnoyani defeated Jack Congdon via KO (head kick and punch) at 1:08 of Round 1 in their featured welterweight clash.
Who earned UFC contracts at DWCS Season 9, Week 4?
UFC CEO Dana White awarded contracts to four fighters: Jean-Paul Lebosnoyani, Cezary Oleksiejczuk, Mandel Nallo, and Tommy McMillen.
How fast was Cezary Oleksiejczuk’s knockout over Theo Haig?
Cezary Oleksiejczuk scored a devastating TKO (punches) victory in just 0:36 of Round 1, landing all 17 of his attempted significant strikes.
How did Mandel Nallo defeat Samuel Silva?
Tristar veteran Mandel Nallo stopped Samuel Silva via KO (punches) at 3:29 of Round 1 after breaking Silva down with chopping leg kicks and clean punches.
What was the result of the Tommy McMillen vs. David Mgoyan war?
Tommy McMillen edged out David Mgoyan via majority decision (28–28, 29–28, 29–28) in a three-round featherweight war. Both fighters received high praise from Dana White, with Mgoyan also awarded performance compensation.
Did Eduardo Chapolin earn a UFC contract with his win?
Although Eduardo Chapolin swept the judges’ scorecards (30–27, 30–27, 30–27) against An Tuan Ho, Dana White opted not to award a contract for that flyweight matchup.
Where was Dana White’s Contender Series: Season 9, Week 4 broadcast?
The event streamed live exclusively on ESPN+ in the United States and on UFC Fight Pass / Paramount+ internationally.
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