{
  "ticker": "MSGS",
  "company": "Madison Square Garden Sports Corp.",
  "cik": "0001636519",
  "exchange": "NYSE",
  "gics_sector": "Consumer Discretionary",
  "industry": "Consumer Discretionary",
  "logo_url": "https://www.google.com/s2/favicons?domain=msgsports.com&sz=128",
  "from_state": "DE",
  "to_state": "NV",
  "effective_date_iso": "2025-06-10",
  "actual_effective_date_iso": "2025-06-10",
  "proposed_effective_date_iso": null,
  "source_confidence": "VERIFIED_VOTE",
  "is_legal_precedent": 0,
  "vote_mechanism": null,
  "approval_basis": "For \u00f7 (For + Against)",
  "threshold_result": null,
  "event_type": null,
  "two_attempt_flag": 0,
  "prior_failed_vote_flag": 0,
  "governance_concession_redo_flag": 0,
  "subsequent_event_flag": 0,
  "subsequent_event_type": null,
  "subsequent_event_date_iso": null,
  "subsequent_event_note": null,
  "public_tier": "VERIFIED_TRACKER",
  "event_study_announcement_json": "{\"event_date\":\"2025-05-08\",\"event_tag\":\"announcement\",\"estimation_window\":\"2024-05-22 to 2025-05-07 (240 days)\",\"specifications\":[{\"name\":\"Synthetic control (19-donor Consumer Discretionary peer pool)\",\"day0_ar\":0.002862729461593562,\"p_value\":null,\"p_label\":\"no inference (point estimate)\",\"extra\":{\"pre_rmspe\":0.01028783778891352,\"n_donors\":19,\"top_weights\":{\"MCD\":0.2305,\"AMZN\":0.1859,\"ORLY\":0.1462,\"TJX\":0.1294,\"BKNG\":0.1068},\"r2_pre\":-0.091133124920741}},{\"name\":\"Market model (SPY benchmark)\",\"day0_ar\":-0.0015209829443304027,\"p_value\":0.8842558808676686,\"p_label\":\"Patell-z p-value\",\"extra\":{\"alpha\":-6.446481861601677e-05,\"beta\":0.6800191023934139,\"r2\":0.4142022118070493}},{\"name\":\"Sector-augmented model (SPY + Consumer Discretionary ETF (XLY))\",\"day0_ar\":-0.0019496992221170167,\"p_value\":0.8514532351003372,\"p_label\":\"Patell-z p-value\",\"extra\":{\"alpha\":-8.880813378662722e-05,\"beta_mkt\":0.5504976906127814,\"beta_sector\":0.11483990443853825,\"r2\":0.4176860932703763},\"is_headline\":true},{\"name\":\"Matched pair (vs MCD, market-model-adjusted)\",\"day0_ar\":0.01559836265671576,\"p_value\":0.33689184396462823,\"p_label\":\"two-sided p-value\",\"extra\":{\"se\":0.016242801364431472,\"t\":0.960324657473993}},{\"name\":\"Raw differential vs MCD\",\"day0_ar\":0.017738240084506196,\"p_value\":null,\"p_label\":\"no inference\",\"extra\":{}}],\"robustness\":{\"pretrend_test\":{\"slope_pct_per_day\":-0.0017144980247613868,\"p_slope\":0.17484721181557283,\"verdict\":\"no_pretrend_detected\"},\"sign_test\":{\"n_same_direction\":11,\"n_total\":19,\"binomial_p_two_sided\":0.6476058959960938},\"synth_fit\":{\"pearson_corr\":0.5472383497325225,\"r_squared_levels\":-0.091133124920741,\"durbin_watson\":1.8012220855756111}},\"per_window\":[],\"_source\":\"Source A: phase4v cohort runner (5 specs + robustness, 2026-04-28 yfinance pull); joined into data.json by phase5z_join_full_battery.py\",\"event_kind\":\"announcement\",\"t0_source_field\":\"announcement_date_iso\"}",
  "announcement_date_iso": "2025-05-08",
  "meeting_date_iso": "2025-06-10",
  "vote_result": "APPROVED",
  "status_label": "COMPLETED",
  "market_cap_usdmm": 6100.0,
  "bucket_class": "B2",
  "public_bucket_code": "C",
  "public_bucket_label": "Post-SB29 DExit completed (Nevada)",
  "public_bucket_subcode": "C-NV",
  "panel_eligibility": "PANEL_B_post_SB29",
  "transaction_status": "COMPLETED",
  "audit_status": "VERIFIED",
  "audit_notes": "Phase 3E 2026-04-27: cleared phantom announcement/meeting dates from dashboard (audit_status=RUMORED_NO_FILING). Display label set to RUMORED. | Phase 3M 2026-04-27: cleared NV/TX/unified eff dates \u2014 RUMORED status means no SEC filing exists; prior dates were inferred from press chatter. | [2026-04-28] Phase 4J reviewer-converged correction: MSGS flipped RUMORED -> COMPLETED. Vote 2025-06-10 (Item 5.07): For 50,880,312 / Against 10,204,353 / Abstain 257,218. Effective 2025-06-10. Sector corrected to Consumer Discretionary (was Communication Services). Reclassified bucket B (pre-SB29 wave). | [2026-04-28] Phase 4I: replaced Google-search IR fallback with direct URL https://investor.msgsports.com/ | [2026-04-28] Phase 4M: backfilled announcement_date_iso = 2025-05-08 (approximate PRE 14A filing; needs EDGAR confirmation). Phase 4J set meeting and effective dates only. | [2026-04-28] Phase 4N: synthesized event_study_announcement_json from existing scalar CAR cells (phase4a_v2 join). Reviewer can extend with multi-spec analysis. | [2026-04-28] Phase 4Q: cleared stale RUMORED_NO_FILING labels. Vote 2025-06-10 verified (For 50,880,312 / Against 10,204,353 / Abstain 257,218); source_confidence -> VERIFIED_VOTE; audit_status -> VERIFIED.\n[2026-04-28] phase5c: vote source 8-K 0001193125-25-139151 (2025-06-11, \u0394=1d) applied from EDGAR pull (status=AUTO_RESOLVED)\n[2026-04-28] phase5c: vote source 8-K 0001193125-25-139151 (2025-06-11, \u0394=1d) applied from EDGAR pull (status=AUTO_RESOLVED)\n[2026-04-29] phase5r: bucket 'B' -> 'B2' (DE->NV effective 2025-06-10 >= SB29 -> bucket B2)\n[2026-04-29] phase5w: comprehensive validation by external reviewer across tranches v3 (4-version full residual walk, 269 substantive answers across 52 firms, 0 bucket drifts vs v3.58) | [2026-04-29] v3.75: approval_basis='For \u00f7 (For + Against)' and approval_standard='majority of votes cast' confirmed by computed/stored pct match within 1pp. Pincite verification pending. | [2026-04-29] v3.75: dual-class voting structure same as sister-firm MSGE. Standard label provisional pending DEF 14A pincite review. | [2026-04-30] v3.84-rev5r: panel_eligibility correction per Gemini + Grok v2 audit (extended Fix 7 logic): MSGS panel_eligibility PANEL_B_pre_SB29 -> PANEL_B_post_SB29 (effective_date_iso 2025-06-10 is after TX SB 29 effective 2025-05-14, consistent with bucket post-SB29). Extended from MSGE Fix 7 per Gemini and Grok v2 audit cross-validation.",
  "edgar_accession": null,
  "edgar_accession_note": null,
  "links": [
    {
      "label": "IR",
      "url": "https://investor.msgsports.com/",
      "link_type": "ir"
    },
    {
      "label": "EDGAR",
      "url": "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001636519&type=&dateb=&owner=include&count=40",
      "link_type": "search"
    },
    {
      "label": "Proxy",
      "url": "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001636519&type=DEF+14A&dateb=&owner=include&count=40",
      "link_type": "search"
    }
  ],
  "car": {
    "value": -0.01872234609523014,
    "significant_5pct": 0,
    "specification": "panel_A_pooled_3primary",
    "source": "05_REVIEWER_AUDIT_PACKAGE/code/panelA_CAR_BHAR_matrix_v2.3.csv",
    "status": "ESTIMATED",
    "bhar_3mo": 0.243404,
    "pooled_3primary": -0.01872234609523014,
    "t0_a": -0.02413058722428058,
    "t0_b": 0.00891700382409396,
    "t0_c": -0.003508762695043515,
    "announce": {
      "value": -0.02413058722428058,
      "pvalue": null,
      "specification": "panel_A_T0_announcement",
      "event_date": null
    },
    "vote": {
      "value": 0.00891700382409396,
      "pvalue": null,
      "specification": "panel_A_T0_vote",
      "event_date": null
    }
  },
  "votes_for": 50880312.0,
  "votes_against": 10204353.0,
  "votes_abstain": 257218.0,
  "votes_broker_nonvote": null,
  "approval_pct": 83.29,
  "votes_for_disinterested": null,
  "votes_against_disinterested": null,
  "votes_abstain_disinterested": null,
  "votes_broker_nonvote_disinterested": null,
  "approval_pct_disinterested": null,
  "approval_basis_disinterested": null,
  "announcement_PRE_14A_accession": null,
  "announcement_PRE_14A_url": null,
  "vote_source_8k_accession": "0001193125-25-139151",
  "vote_source_8k_url": "https://www.sec.gov/Archives/edgar/data/1636519/000119312525139151/d943716d8k.htm",
  "vote_proposal_title": null,
  "meeting_type": null,
  "approval_standard": "majority of voting power present and entitled to vote (per charter / NV BCL \u2014 per-firm pincite pending)",
  "companion_proposal": null,
  "proxy_advisors": null,
  "management_response": null,
  "press_coverage": [],
  "prior_vote": null,
  "panel_a_tx_incumbent": 0,
  "panel_b_dexit_mover": 1,
  "texas_statutory_adoptions": {
    "tboc_21_552": {
      "name": "SB 29 \u2014 TBOC \u00a721.552 derivative threshold",
      "adopted": 0,
      "source": null,
      "url": null,
      "date": null
    },
    "tboc_21_373": {
      "name": "SB 1057 \u2014 TBOC \u00a721.373 shareholder-proposal threshold",
      "adopted": null,
      "source": null,
      "url": null,
      "date": null
    }
  },
  "event_study_outcome_json": "{\"event_date\":\"2025-06-10\",\"event_kind\":\"outcome\",\"event_tag\":\"outcome\",\"t0_source_field\":\"actual_effective_date_iso\",\"estimation_window\":\"trailing 240 days; 240 valid after NaN drop\",\"specifications\":[{\"name\":\"Market model (SPY benchmark)\",\"day0_ar\":0.008375040150584491,\"p_value\":0.4039787543319113,\"p_label\":\"Patell-z p-value\",\"extra\":{\"alpha\":-0.00016579932762438392,\"beta\":0.6781062466114883,\"r2\":0.4423183710268863,\"sigma\":0.010011542750700436},\"is_headline\":true}],\"_meta\":{\"n_valid_pre_days\":240},\"_source\":\"Source B: phase4v3 NaN-safe runner (outcome/vote window, 2026-04-29 yfinance pull); joined by phase5z_join_full_battery.py\"}",
  "announcement_source_type": null,
  "announcement_accession_verified": "N",
  "date_quality_flag": "LOW",
  "controlled": 1,
  "controller_pct_voting_power": 51.0,
  "controller": "Dolan family",
  "controller_source": "Dual-class control",
  "event_study_longrun_json": "{\"event_kind\":\"longrun\",\"event_date\":\"2025-06-10\",\"t0_source_field\":\"actual_effective_date_iso\",\"horizons\":[{\"label\":\"BHAR_21d\",\"lay_label\":\"1 month\",\"horizon_days\":21,\"n_days_available\":21,\"bhar_vs_spy\":0.03367034668148139,\"bhar_vs_sector\":0.04550832992330345,\"sector_etf\":\"XLY\",\"patell\":{\"car\":0.05125361889938085,\"z\":1.096169820007905,\"p_value\":0.2730044643887326,\"n\":21}},{\"label\":\"BHAR_63d\",\"lay_label\":\"3 months\",\"horizon_days\":63,\"n_days_available\":63,\"bhar_vs_spy\":-0.016997117782685756,\"bhar_vs_sector\":-0.010582359637926197,\"sector_etf\":\"XLY\",\"patell\":{\"car\":0.033186732580002556,\"z\":0.4097860536782493,\"p_value\":0.6819628976021472,\"n\":63}},{\"label\":\"BHAR_126d\",\"lay_label\":\"6 months\",\"horizon_days\":126,\"n_days_available\":126,\"bhar_vs_spy\":0.03582656744624568,\"bhar_vs_sector\":0.08042803926940811,\"sector_etf\":\"XLY\",\"patell\":{\"car\":0.11864567253328726,\"z\":1.035928026209576,\"p_value\":0.300235721485945,\"n\":126}},{\"label\":\"BHAR_252d\",\"lay_label\":\"12 months\",\"horizon_days\":252,\"n_days_available\":223,\"bhar_vs_spy\":null,\"bhar_vs_sector\":null,\"sector_etf\":\"XLY\",\"patell\":null}],\"calendar_time_alpha\":{\"vs_spy\":{\"alpha_daily\":0.002020145719696116,\"alpha_annualized\":0.6629002363587497,\"t_stat\":1.8431810558249402,\"p_value\":0.06530257987646583,\"n_days\":223,\"se_type\":\"Newey-West HAC, lag=5\"},\"vs_sector\":{\"alpha_daily\":0.002384156677169303,\"alpha_annualized\":0.822287189075589,\"t_stat\":2.2103329887448435,\"p_value\":0.02708206075036698,\"n_days\":223,\"se_type\":\"Newey-West HAC, lag=5\"}},\"estimation_window\":\"trailing 240 days; market-model alpha+beta for Patell-z baseline\",\"_meta\":{\"n_post_days_available\":223,\"elapsed_days\":324,\"as_of\":\"2026-04-30\"},\"_source\":\"phase5z_compute_longrun.py; yfinance pull at run time\"}",
  "_evidence_strength": {
    "badge": "GOLD",
    "score": 80,
    "max": 100,
    "components": {
      "source_confidence": 25,
      "vote_totals": 25,
      "effective_date": 20,
      "car_estimate": 10,
      "edgar_accession": 0
    }
  },
  "_context_callout": "Standard cohort firm (Completed). Included for breadth across destinations and sectors.",
  "_generated_at": "2026-04-30"
}