Kessler $27M Scenario: Tatum to Utah Structure Test

Date: 2026-05-17 Inputs: data/trades/tatum_utah_salary_inputs.csv + data/trades/kessler_27m_contract_schedule.csv Engine: scripts/trades/test_kessler_27m_tatum_utah_structure.py Outputs: data/trades/kessler_27m_tatum_utah_structure_tests.csv Prior memo: reports/trades/tatum_utah_research_memo.md Prior package test: reports/trades/tatum_utah_two_package_test.md

This report tests whether a Walker Kessler 5y/$156.6M contract (Y1 $27.00M, 8% raises) enables a Kessler + Ace Bailey + 2026 #2 pick trade for Jayson Tatum, and what structure is required. CBA mechanics verified against project-local cba-knowledge/ files (2023 CBA full text Article VII Section 8, Larry Coon FAQ Q92, Q93, Q101).

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1. Executive verdict

The user's proposed Kessler deal (5y/$156.6M, 8% raises) cannot be a sign-and-trade. Two binding CBA constraints:

1. S&T contracts are capped at 4 years (+ option), not 5 fully-guaranteed seasons.
2. S&T raises are capped at 5%, not 8%. Larry Coon Q92, Q94.

This forces a binary choice:

• Path A (Bird re-sign, delayed trade): Utah re-signs Kessler at 5y/$156.6M/8% raises via Bird rights. Section 8(d)(iii) blocks trade until January 15, 2027 because Y1 salary exceeds 120% of prior salary. Trade fires at the February 2027 deadline at earliest. Salary matching works cleanly at $27M outgoing (no BYC) — Bird $27M + Ace + signed #2 = $49.51M out, absorbs Tatum.

• Path B (S&T with restructured contract): Utah re-signs Kessler to a 4y/$116.4M S&T-compatible deal (5% raises max), traded immediately. Base Year Compensation cuts Kessler's outgoing salary to $13.5M for matching. Requires significant Utah filler (Konchar + Cody Williams or larger) on top of Ace + signed #2 to clear Utah's $46.57M minimum outgoing.

Cleanest path: Path A. Tatum trade fires at the 2027 trade deadline, not draft night 2026 and not July 2026. If timing demands a draft-night-2026 or summer-2026 trade, Path B works but requires filler.

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2. Kessler contract assumption

Per user mission:

This schedule is valid as a Bird re-sign by Utah (Bird raises max 8%, length max 5 years). It is NOT valid as a sign-and-trade contract — S&T max length is 4 years (+ option) and S&T raises are 5% max.

S&T-compatible alternative (if S&T path chosen):

(Year 5 could be added as a player or team option.)

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3. One-trade structure test (S&T variant)

If Utah signs Kessler to a 4y S&T-compatible deal and trades immediately as part of the Tatum deal, Base Year Compensation (BYC) applies:

• BYC trigger: re-sign Bird/Early Bird FA + raise > 20% + team over cap after signing = ALL satisfied.
• Utah outgoing salary FOR MATCHING = max($4.88M prior, 50% × $27M) = $13.50M.
• Boston incoming salary for matching = $27M (full new salary).
• Asymmetric.

Read: The one-trade S&T structure only works with substantial Utah filler beyond Konchar — specifically Cody Williams (or a similarly-priced contract) in addition to Konchar, plus the signed #2 pick (not pick rights).

Pick-rights mode of the S&T fails even with heavy filler. The signed #2 pick is required to bridge the BYC gap.

Practical implication: Path B's cleanest one-trade variant is Kessler S&T (4y/$116.4M / 5% raises) + Ace + signed #2 + Konchar + Cody Williams → Boston. Boston post-trade salary $190.97M, $18.03M under first apron.

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4. Bird re-sign then trade (delayed trade)

If Utah signs Kessler to the user's actual proposed contract (5y/$156.6M / 8% raises via Bird rights), Section 8(d)(iii) applies: trade blocked until January 15, 2027. Trade fires at the February 2027 deadline (or later).

Read: Bird re-sign + Ace + signed #2 is the cleanest mathematical match in the entire analysis. No filler needed. Utah outgoing $49.51M, max absorb $62.14M, Tatum's $58.46M fits with $3.68M of cushion.

The downside is timing: the trade cannot execute before 1/15/2027. The Tatum trade fires at the 2/2027 deadline, not draft night 2026 and not July 2026.

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5. Two-trade structure test

The two-trade path was tested:

• Trade 1 (draft night or July 2026): Tatum out, package back excluding Kessler.
• Trade 2 (later): Kessler arrives via separate transaction.

Read: The two-trade structure fails in every tested form.

• Trade 1 without Kessler/Markkanen cannot generate enough Utah outgoing salary to match Tatum. Utah doesn't have $46.57M+ of mid-tier salary outside Kessler/Markkanen/JJJ.
• Trade 2 standalone (Kessler S&T to Boston using Boston-only outgoing) cannot fit Kessler's $27M new salary into the matching room generated by Hauser ($10.85M) + min.
• TPE absorption assumes Boston has a $27M+ TPE, which is not verified in cached sources. Vucevic-for-Simons was likely simultaneous (no TPE generated). Even if a TPE existed, Kessler's $27M new salary added to Boston's $187.73M would push them to $214.73M — over the first-apron hard cap that S&T receipt triggers.

Conclusion: the two-trade structure does not work. The Tatum trade must include Kessler.

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6. TPE path test

Boston's potential TPEs:

• No TPE confirmed in cached sources. The Boston cap-research agent that ran 2026-05-17 reported nothing about a Simons-Vucevic TPE. The Vucevic-for-Simons deal at the 2/5/2026 deadline was likely simultaneous (Boston was over the cap, used salary matching).
• The trade exception link on Spotrac (/nba/transactions/exceptions) was navigated but no Boston TPE was extracted.

Conclusion: TPE path is not currently supportable from verified sources. It would also fail the apron math: Boston cannot absorb Kessler's $27M into a TPE on top of their existing $187.73M without breaching the first-apron hard cap that S&T receipt triggers ($187.73M + $27M = $214.73M > $209M).

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7. Pick-rights vs signed-#2 treatment

For the Kessler-$27M-S&T structure, the signed #2 pick is the load-bearing variable for matching:

• Pick rights ($0 matching): Utah outgoing remains light, fails matching at all tested filler levels.
• Signed #2 (~$12.99M): adds the bridge needed to combine with Konchar + Cody Williams filler.

For the Bird-re-sign-then-trade structure, the signed pick is still needed (BR-A1 passes with signed pick; without it, BR-A2 fails).

Timing implication: Path B (S&T one-trade) requires the trade to happen AFTER the rookie scale signing window opens (July 6+), not on draft night. Path A (Bird re-sign + delayed trade to 2/2027) gives the #2 pick months to sign before the trade fires — trivially satisfied.

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8. Filler needed

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9. Hard-cap and apron impact

All workable variants leave Boston with first-apron headroom. The 125% expansion is used in Path B (Boston taking back more than sending), but Boston is well under the hard cap.

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10. Practical timing

If Boston's front office wants this trade to fire before training camp 2026, Path B is the only option — but only if Utah agrees to a structurally inferior contract for Kessler (4 years vs 5, 5% raises vs 8%, total $116.4M vs $156.6M).

If both sides can wait until February 2027, Path A is far cleaner: better contract for Kessler, no filler needed, cleanest matching.

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11. Recommended structure

If timing is flexible (waiting until 2/2027 is acceptable):

• Utah re-signs Kessler 5y/$156.6M with 8% raises via Bird rights in July 2026.
• Utah holds Kessler through summer and early season.
• At the February 2027 trade deadline (or after January 15, 2027), Utah trades Kessler + Ace Bailey + the player drafted with the 2026 #2 pick (now signed and on Utah's roster as a rookie) to Boston for Tatum.
• Boston ends with Kessler + Ace + a 2026 first-round rookie player on entry-level contract.
• Salary plausible. No hard cap from S&T mechanism. Cleanest structure on the board.

If draft-night or summer-2026 execution is required:

• Utah re-signs Kessler to a 4y/$116.4M sign-and-trade-compatible deal (5% raises max).
• The S&T is executed as part of the Tatum trade.
• BYC applies: Utah outgoing matching = $13.5M for Kessler.
• Required Utah filler beyond Ace + signed #2: Konchar + Cody Williams (or similar ~$12M+).
• Boston receives Kessler ($27M new) + Ace ($9.52M) + signed #2 ($12.99M) + Konchar ($6.17M) + Cody Williams ($6.02M) = $61.71M total.
• Boston sends Tatum ($58.46M).
• Boston post-trade salary $190.97M, $18.03M under first apron (hard-capped).
• Salary plausible. Structurally messier. Kessler gets a worse contract.

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12. RealGM-ready explanation

The Kessler $27M scenario only works in one of two structures.

Either Utah signs Kessler to a 5-year, $156.6M Bird deal in July 2026 and waits until the 2027 trade deadline to send Kessler + Ace Bailey + the player drafted with the 2026 #2 pick to Boston for Jayson Tatum (Path A — clean, but Tatum stays in Boston through 2026 calendar year), OR Utah signs Kessler to a 4-year, ~$116M sign-and-trade-compatible deal (5% raises max) and executes the trade in July 2026 with additional filler (Konchar + Cody Williams) to overcome the Base Year Compensation penalty on Kessler's outgoing salary (Path B — works immediately, but Kessler accepts a structurally inferior contract).

The two-trade path (Trade 1 for Ace + the #2 + role players, Trade 2 for Kessler later) fails on the math because Utah cannot generate $46.57M in outgoing salary without including either Kessler or Markkanen, and a standalone Kessler S&T to Boston later cannot fit $27M of new salary into the matching room Boston has available outside the Tatum deal.

Boston ends both paths comfortably under the first apron with room to operate.

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Direct answers to the questions

1. Does Kessler at $27M make Kessler + Ace + #2 work for Tatum? Yes, but only with structural conditions.
2. Does it work with #2 as unsigned pick rights? No, not at $27M Kessler S&T (BYC kills it). Pick must be signed in any S&T path.
3. Does it work only if #2 is signed? Yes, for the S&T path. The Bird-re-sign-then-trade path at 2/2027 also requires the signed #2 (Bird path with Kessler + Ace alone fails).
4. Does it require filler? Path A: no filler. Path B (one-trade S&T): yes — Konchar + Cody Williams or equivalent ~$12M+ of additional Utah outgoing salary.
5. Does it require two separate trades? No. The two-trade path does not work.
6. Can Kessler go into a TPE? No verified Boston TPE of sufficient size exists. Even if one did, S&T receipt + $27M on top of Boston's $187.73M would breach the first-apron hard cap.
7. Is using the TPE better or worse? Worse — does not work mechanically.
8. What is the cleanest legal/plausible structure? Path A (Bird re-sign in July 2026, trade at 2/2027 deadline). Path B (one-trade S&T with restructured 4y contract + filler) works only with a worse contract for Kessler.
9. What should Boston still demand in future picks? Same as prior Package A analysis — for post-Achilles Tatum: 2-3 Utah unprotected firsts + 1-2 swaps. For healthy Tatum: 3+. Utah's outgoing pick capacity is constrained by the JJJ trade (2027 own + LAL 2027 protected + PHX 2031 already gone). Utah can offer 2028 own, 2030 own, plus swaps.
10. Is this cleaner than the Lauri (Package B) package? Mechanically: NO — Package B (Markkanen + Ace + #2) works as a one-trade with no filler and no BYC complications. Pick-rights or signed-pick modes both pass. The Kessler scenario requires either delaying the trade to 2/2027 or accepting a one-trade S&T with restructured Kessler contract and filler. Package B is the cleaner structure mechanically. The Kessler scenario is preferred only if Utah refuses to trade Markkanen.

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CBA caveats (from cba-knowledge/)

• Section 8(e)(1): S&T contract max 4 seasons (+ option), 5% raises max, first year fully guaranteed. The user's 5y/$156.6M/8% schedule does not conform.
• Section 8(d)(iii): Bird re-sign with Y1 > 120% of prior salary blocks trade until Jan 15 of cap year (or 3 months, whichever later). Applies to Path A.
• Larry Coon FAQ Q93 (Base Year Compensation): S&T re-sign with raise > 20% and team over cap after signing → outgoing salary for matching = max(prior, 50% of new). Applies to Path B.
• Article VII Section 2(e) (Hard Cap): S&T receipt hard-caps receiving team at first apron for cap year. Applies to Path B.
• Section 8 trade timing: S&T must complete within 48 hours of signing.
• Rookie scale signing window: rookies can be signed starting July 6 (moratorium end). Pick rights can be traded on draft night before signing.

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Categorical labels

• "salary plausible" — BR-A1 (Bird re-sign delayed trade); ST-A5 (S&T one-trade with Konchar + Cody Williams filler).
• "salary not plausible" — every S&T mode without sufficient filler; every two-trade variant.
• "requires exact CBA check" — none (matching brackets verified).
• "likely requires separate timing" — Bird re-sign route requires waiting until 1/15/2027.
• "likely requires sign-and-trade" — only if July-2026 execution is needed; otherwise Bird re-sign + delayed trade is preferred.
• "likely hard-caps Boston" — all S&T variants; Bird re-sign route does NOT hard-cap.
• No "legal" claim made. All verdicts are salary-plausibility against verified 2026-27 CBA mechanics.