NFL Defensive Rookie Of The Year 2026 Odds, Scored

NFL Defensive Rookie of the Year 2026 odds open with a three-way logjam at the top, and the crowd cannot separate a safety from two edge rushers. On Kalshi, Cowboys safety Caleb Downs, Jets edge David Bailey, and Buccaneers edge Rueben Bain Jr. all sit around 16 to 17 cents in a 22-contract field where nobody clears the top tier. We handed the whole board to six AI models and let none of them see a single market price. They came back breaking the tie in a way the market has not, and the reason is a piece of award history the crowd is paying to ignore.

The Quick Answer

Kalshi's market has a three-way tie at the top near 16 to 17 cents: safety Caleb Downs, and edge rushers David Bailey and Rueben Bain Jr. Our price-blind, six-model panel breaks it. It buys David Bailey to a board-high 19.0% blend, holds Rueben Bain Jr. second at 16.2%, and fades Caleb Downs all the way to 7.4%, because no pure safety has won the Associated Press award in the modern era. The panel prices the position, not the pedigree. — The Model Verdict panel

• Market Co-Favorites: Caleb Downs, David Bailey, Rueben Bain Jr., all around 16 to 17¢
• Panel Favorite: David Bailey, 19.0% blend against a 16¢ price, an edge rusher who is dominating Jets camp
• Biggest Panel Fade: Caleb Downs, 7.4% against a 16¢ price, a nearly nine-point gap and the largest on the board
• The Panel's Logic In One Line: edge rushers and first-round picks win this award, safeties never have, so the two R1 edges rise and the R1 safety falls.

The case for the panel's favorite, why it will not pay a safety's price, the dark horses buried in the tail, the revision round, and a plain-English guide to reading these prices are all below, followed by the full 22-contract board.

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The Market At A Glance

Market	2026 NFL Defensive Rookie of the Year: which rookie wins the AP award
Venue	Kalshi, a CFTC-regulated event-contract exchange (18+; availability varies by state, as of August 2026)
Ticker	KXNFLDROTY-27 (22 separate yes/no contracts: 21 rookies plus a Tie bucket)
Settles	YES only for the rookie who wins the 2026 AP Defensive Rookie of the Year, announced at NFL Honors in early February 2027
Market Co-Favorites	Caleb Downs, David Bailey, Rueben Bain Jr., about 16 to 17¢ each
Panel Favorite	David Bailey, 19.0% blend
Prices As Of	Kalshi bid-ask midpoints, as of August 12, 2026
Verdicts Generated	August 12, 2026, price-blind

These are model estimates, not predictions of fact and not financial or betting advice. Kalshi event contracts trade on a CFTC-regulated exchange; you must be 18+ and in an eligible state to participate. Prices on this page are read from Kalshi's live bid-ask midpoints and refresh as training camp and the season develop, and the "as of" date above carries the timestamp. New to event markets on this exchange? Our guide to how to bet sports on Kalshi walks through settlement and spreads before you read a single price. Every number here is graded in public once the market settles, and you can see the running record on the full graded scoreboard.

What The Award History Says

Every model worked from the same fetched picture of who actually wins this award, so it is worth laying out the base rate that moved the board before the numbers.

• This Is A Preseason Forecast On Players Who Have Not Taken An NFL Snap. The 2026 rookies were drafted in April, camps are open now, and the regular season kicks off in early September. Everything below is a projection of a résumé that does not exist yet.
• Edge Rushers Dominate. Across the last 16 AP Defensive Rookie of the Year winners, six of the last 16 winners were pure pass rushers: both Bosa brothers, Chase Young, Will Anderson Jr., Jared Verse, and Von Miller. Sack production is the loudest single signal a rookie can send to voters.
• First-Round Picks Own It. Fourteen of the last 16 winners were first-rounders. The only two Day 2 exceptions in that window, Darius Leonard in 2018 and Carson Schwesinger in 2025, were both off-ball linebackers who posted 140-plus tackles as immediate every-down starters. That is the one narrow path a non-first-rounder has.
• Safeties Are A Structural Dead Zone. No pure safety has won the AP award across this entire span. Cornerbacks win only with gaudy ball production, the way Sauce Gardner did with a league-leading 20 pass breakups. Interior linemen have not won since Aaron Donald in 2014.
• Immediate Snaps Are Close To A Requirement. Every winner above started essentially from Week 1. A rookie stuck behind veterans, in a rotation, or coming off injury has a structural cap on his number no matter how good the tape.

Put those together and the panel's read is not that the market picked a bad favorite. It is that the market is paying a first-round safety like a contender in an award that has never gone to his position, while two first-round edge rushers sitting at the same price fit the winning profile almost exactly.

The Board

The narrow view first, built to read on a phone. "Kalshi" is the current bid-ask midpoint in cents, and "AI blend" is the six-model average from the revision round. This board's prices add up to about 109 cents, so there is a small overround baked in, and you should shade each raw cent down a touch before reading it as a true probability.

Rookie	Position, team (draft slot)	Kalshi	AI blend
David Bailey	EDGE, Jets (R1 #2)	16¢	19.0%
Rueben Bain Jr.	EDGE, Buccaneers (R1 #15)	16¢	16.2%
Arvell Reese	LB/EDGE, Giants (R1 #5)	10¢	10.7%
Sonny Styles	LB, Commanders (R1 #7)	10¢	8.6%
Caleb Downs	S, Cowboys (R1 #11)	16¢	7.4%
Akheem Mesidor	EDGE, Chargers (R1 #22)	6¢	5.8%
Mansoor Delane	CB, Chiefs (R1 #6)	5¢	5.7%
Keldric Faulk	EDGE, Titans (R1 #31)	2¢	3.3%
CJ Allen	LB, Colts (R2 #53)	4¢	3.3%
Jacob Rodriguez	LB, Dolphins (R2 #43)	1¢	2.2%
Zion Young	EDGE, Ravens (R2 #45)	2¢	2.2%
Tie / Co-Winners	AP ties are possible	1¢	2.1%
Cashius Howell	EDGE, Bengals (R2 #41)	2¢	2.0%
Caleb Banks	DT, Vikings (R1 #18)	2¢	1.7%
Dillon Thieneman	S, Bears (R1 #25)	2¢	1.7%
Peter Woods	DT, Chiefs (R1 #29)	2¢	1.6%
Brandon Cisse	CB, Packers (R2 #52)	4¢	1.5%
D'Angelo Ponds	CB, Jets (R2 #50)	2¢	1.5%
Colton Hood	CB, Giants (R2 #37)	1¢	1.5%
Emmanuel McNeil-Warren	S, Browns (R2 #58)	2¢	0.7%
Kayden McDonald	NT, Texans (R2 #36)	1¢	0.7%
Jermod McCoy	CB, Raiders (R4 #101)	2¢	0.5%

Every Seat's Number

The full per-model board for the rookies that carry real weight. This is where you can see the shape of the agreement: every seat has David Bailey on top and every seat discounts Caleb Downs below his market price. The panel splits hardest on how far to fade Downs, with GLM the harshest at 5% and Opus the most forgiving at roughly 9%.

Rookie	Fable	Opus	Sonnet	GLM	Kimi	DeepSeek	Blend
David Bailey	17	18	19	19	20	20	19.0
Rueben Bain Jr.	14	16	15	16	18	18	16.2
Arvell Reese	10	12	10	10	12	10	10.7
Sonny Styles	8	10	9	8	9	8	8.6
Caleb Downs	7	9	8	5	8	8	7.4
Akheem Mesidor	6	6	6	6	6	5	5.8
Mansoor Delane	5	5	6	6	7	5	5.7
Keldric Faulk	4	4	4	2	2	3	3.3
CJ Allen	4	2	3	4	3	3	3.3

These are model estimates, not predictions of fact and not financial or betting advice.

More live boards from the same panel: NFL MVP Odds 2026: Josh Allen leads at about 11¢. NFL Coach of the Year: John Harbaugh, who now coaches the Giants rookie Arvell Reese, leads at about 12¢. Prices fetched August 12, 2026.

David Bailey: The Archetype The Market Is Splitting Three Ways

The panel's favorite is the clearest structural fit on the board, and the market has him tied with two players who do not share his profile. David Bailey went second overall to the Jets, he is an edge rusher, and by every report he has been dominating Jets camp against the team's starting tackles. That is the exact combination, top-of-the-draft plus edge plus a locked starting job, that produced Nick Bosa, Chase Young, Will Anderson Jr., and Jared Verse. Fable put it plainly:

Bailey (17): #2-overall EDGE, dominant verified camp, starting job, the exact Bosa/Young/Anderson profile; ankle tweak already resolved. — Fable

The market's 16-cent price on Bailey is not wrong in isolation. What the panel questions is that Kalshi hands the same 16 cents to Caleb Downs, a safety, when the two players have very different structural odds of winning an award that rewards sacks. Every one of the six seats had Bailey first, and five of the six had him at 18% or higher after the revision round. This is the whole thesis of the board in one player: the crowd is pricing three names as equals, and the panel thinks only two of them fit what the voters actually reward.

Caleb Downs And The Safety Ceiling

If Bailey is the buy, Caleb Downs is the fade, and it is the biggest disagreement on the board. Kalshi prices Downs at about 16 cents, a co-favorite, on the strength of a broad scouting consensus that he is the most talented defender in the class and a camp standout already taking first-team nickel reps in Dallas. The panel does not argue with the talent. It blends him to 7.4%, less than half his market number, for one reason the market is waving off: no pure safety has won the AP Defensive Rookie of the Year in the entire modern window. Opus, the most forgiving seat on Downs, still capped him:

Elite talent and nickel reps add tackles, but pure-safety is a structural dead zone, capping him despite the hype. — Opus

The one path the panel leaves open is his position flexibility. Downs is taking slot and nickel snaps, not just deep-safety reps, and a nickel who blitzes and racks up tackles is a step closer to the kind of counting stats voters notice. That is why he holds 7% rather than the 3% a two-deep safety would earn. GLM was the hardest line, dropping him to 5%, reading the safety history as close to disqualifying. Every seat, forgiving or harsh, landed below his price.

Rueben Bain Jr. And Arvell Reese: The Rest Of The Live Tier

The panel does not fight the market much on the two names just behind Bailey. Rueben Bain Jr., the Buccaneers' first-rounder, blends to 16.2% against a 16-cent price, almost exactly on the money. He is the other pure edge rusher near the top, he has had an explosive camp, and he lands in a Todd Bowles defense built to manufacture pressure. Kimi read him as the co-favorite the market thinks he is, while flagging the one risk that would move him:

RBAI 16% — R1 EDGE, explosive camp, Bowles scheme maximizes pressure. — Kimi

Arvell Reese is the panel's third name at 10.7%, right on his 10-cent price. The Giants took him fifth overall, and what several seats liked was his position flexibility. Reese can play off-ball linebacker or rush the edge, and a hybrid who both sacks the quarterback and piles up tackles double-dips the two signals voters weigh most. That is the Micah Parsons path, and it is why the panel keeps a versatile linebacker in the same tier as the pure rushers. Sonny Styles rounds out the live group at 8.6%, a first-round linebacker landing on a Washington defense that finished last in 2025, which is exactly the kind of bad unit that hands a rookie starter a huge tackle total.

Dark Horses The Panel Won't Dismiss

Below the top tier, the panel flagged a few rookies it specifically did not want to bury.

• Jacob Rodriguez (2.2% Blend). The panel's favorite deep longshot, and its contract has barely traded on Kalshi at about a penny. Three seats named him by hand as the one Day 2 rookie who fits the Leonard and Schwesinger exception. Fable called him a "unanimous All-American off-ball LB, exactly the Leonard/Schwesinger Day-2 exception IF Miami hands him the every-down MIKE Week 1." — Fable
• CJ Allen (3.3% Blend). A Georgia linebacker the Colts took on Day 2 who piled up 205 career college tackles. GLM singled him out as "a Day-2 LB, the only proven non-R1 path, contingent on winning a starting job." — GLM
• Keldric Faulk (3.3% Blend). Opus liked the profile in Tennessee, tagging him as an "R1 #31 EDGE at 6'6"/276 with clean starting-snap path." A late first-round edge with a clear road to snaps is the cheapest way onto the winning archetype.
• Mansoor Delane (5.7% Blend). The Chiefs traded up to sixth overall for the LSU cornerback, and several seats kept him in the mix as the board's best ball-production flier. The corner path is narrow, but Sauce Gardner proved it exists.

Where The Panel Changed Its Mind

The numbers above come from a second scoring round. Each model first priced the board alone, then read the other five boards and reasoning with the names stripped out, and could revise. Three moves stand out.

Opus was the board's biggest upward revision at the top. It opened as the most cautious seat on the favorite, with Bailey around 14%, then lifted him to roughly 18.5% and Bain from about 13% to 16% after seeing the rest of the panel converge on the two edges. Its stated reason for the archetype never changed, that "a #2-overall EDGE dominating camp is the single strongest structural profile," and the revision simply moved its number into line with that logic. — Opus

Kimi consolidated hardest onto the top pair. It lifted Bailey from 16% to a board-high 20% and Bain from 14% to 18%, reading the round-one boards as confirmation that the two R1 edge rushers deserved the mass. Kimi held its read on the exact profile through both rounds, calling Bailey the "#2 EDGE, dominant camp, starting role, the Bosa/Young archetype." — Kimi

What held was the Downs fade. Fable kept the safety discount through both rounds and would not let camp hype override the award's history, writing that "zero pure-safety winners in the modern window is a hard structural discount I weight over camp hype." The revision round tightened the top tier without ever pulling Downs up to his market price. — Fable

What Would Change The Panel's Mind

This board is a preseason snapshot, and the panel named the concrete developments that would move it once real football starts.

• David Bailey's Ankle. Bailey tweaked an ankle in early August and returned quickly, but multiple seats flagged a recurrence as the single biggest board-mover. If it lingers into September, the top tier flips toward Bain and Reese and Bailey's number falls.
• A Day 2 Linebacker Winning An Every-Down Job. If Jacob Rodriguez in Miami or CJ Allen in Indianapolis is named the Week 1 starting middle linebacker, the Leonard and Schwesinger tackle-volume path opens, and that name jumps from penny-stock territory into the live tier.
• A Camp Starter Role Confirmed For An Unverified Name. Several first-rounders in the middle of the board, Styles, Reese, Mesidor, Delane, are priced on projection. Any one of them locked in as a full-time starter racking early sacks or tackles in September pushes his number up.
• An Edge Rusher Opening As A Rotational Piece. Snap volume is close to a requirement, so if Bain or another top edge starts the season in a sub-package rotation rather than a full-time role, the panel reprices him down even with the talent unchanged.
• An Early-Season Sack Burst. Fable noted that early sack headlines historically lock voter narratives by midseason, so a multi-sack September from any R1 edge would consolidate the board onto that name fast.

Settlement Timeline

Award Decided	AP Defensive Rookie of the Year, announced at NFL Honors the night before the Super Bowl, early February 2027
First Data Point	2026 regular-season kickoff, early September 2026
Snap-Role Catalyst	Roster cutdowns and Week 1 starter decisions, late August into early September 2026
Contract Expiration	KXNFLDROTY-27 contracts are scheduled to expire March 30, 2027
Contract Backstop	Each contract settles YES only for the award winner; all others settle NO

This page is re-scored whenever the story moves, and the prices and blend above carry an "as of August 12, 2026" stamp. As camps break, starters are named, and the season is played, the board will be refreshed, and every settled call is graded in public.

How To Read These Prices

A few things worth knowing before you read any board like this one.

• This Board Carries A Small Overround. The 22 prices add up to about 109 cents, so the market is taking a modest cut and you should shade each raw cent down before reading it as a true probability. On heavier boards the total can run 130 or more, and the re-scaling matters more there.
• A Model Estimate Is Not A Market Prediction. The panel is a disciplined second opinion built from the award's history and each rookie's draft profile, not a forecast of what will happen. Where the panel and the market disagree, that gap is a question to investigate, not an answer.
• Thin Markets Move, And Most Of This One Is Thin. Almost every rookie outside the top handful trades lightly this far from February, so a single order can swing a longshot price by a cent, and a stale last trade can sit well above the real bid-ask. Mansoor Delane last traded near 10 cents while his current book sits closer to 5, which is why the prices here are read from live midpoints.

Every number in this piece is publicly graded once the market settles, so this is not a set of calls that quietly disappears; you can see the running record on the full public scoreboard. The panel's other NFL reads sit alongside this one in the NFL MVP 2026 model verdict and the NFL Coach of the Year model verdict.

Frequently Asked Questions

Who is favored to win 2026 NFL Defensive Rookie of the Year? On Kalshi, the top of the board is a three-way logjam around 16 to 17 cents: safety Caleb Downs of the Cowboys, and edge rushers David Bailey of the Jets and Rueben Bain Jr. of the Buccaneers. Our six-model AI panel breaks the tie. It puts David Bailey on top at a 19.0% blend, keeps Rueben Bain Jr. second at 16.2%, and fades Caleb Downs to 7.4% because no pure safety has won the AP award in the modern era.

Why does the AI panel fade Caleb Downs? Caleb Downs is the most talented player on the board, but the panel prices position over pedigree. Across the last 16 AP Defensive Rookie of the Year winners, the largest single group were edge rushers and 14 of 16 were first-round picks, while no pure safety has won at all. The panel treats that as a hard structural ceiling, so it drops Downs from a 16-cent market co-favorite to a 7.4% blend, the single biggest market-versus-model gap on the board.

How does the Kalshi Defensive Rookie of the Year market settle? Kalshi lists 22 separate yes or no contracts under the KXNFLDROTY-27 event, one for each of 21 rookies plus a Tie or Co-Winners bucket. Each resolves YES only if that player wins the Associated Press NFL Defensive Rookie of the Year for the 2026 season, an award voted by a 50-member AP panel. Every other contract settles NO.

When is NFL Defensive Rookie of the Year announced? The AP award is revealed at NFL Honors, the awards show held the night before the Super Bowl, in early February 2027. The Kalshi contracts are scheduled to expire at the end of March 2027. The 2026 regular season, the first data point for any of these rookies, kicks off in early September 2026.

How were these model estimates produced? Six AI models scored the entire 22-contract board without seeing any market prices, working from a fetched summary of the award's winner history, the structural base rate by position and draft slot, and each rookie's exact 2026 draft team, round, and pick. Each model then read the others' anonymized reasoning in a second round and could revise. The per-player numbers were blended into one estimate per player. These are model estimates, not predictions of fact.

To be explicit: these are model estimates, not predictions of fact and not financial or betting advice. Kalshi event contracts trade on a CFTC-regulated exchange, you must be 18+ and in an eligible state to participate, and prices move. Two AI seats that we usually run, a ChatGPT seat and a Gemini seat, were offline on this machine when these verdicts were generated; the numbers above reflect the six models that completed both rounds.

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