{
  "spec_version": "3",
  "endpoint": "shareholders",
  "stock_code": "4373",
  "company_name": "シンプレクス・ホールディングス",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/4373/shareholders/",
  "api_url": "/api/4373/shareholders.json",
  "updated": "2026-08-20",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/4373/shareholders/",
  "source": {
    "primary": [
      "有価証券報告書（大株主の状況）"
    ],
    "extraction": "EDINET の XBRL から機械抽出。1990 年代以前は旧有価証券報告書・年鑑類からの転記",
    "row_field": "source",
    "caveat": "持株比率は各期の開示値そのまま。信託口の名寄せは行っていない"
  },
  "shareholders": [
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 1,
      "name": "金子 英樹",
      "shareholding_ratio": 20.22,
      "shares_held": 11226900
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 2,
      "name": "五十嵐 充 （常任代理人 ＳＭＢＣ日興証券株式会社）",
      "shareholding_ratio": 10.12,
      "shares_held": 5619800
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 3,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 9.44,
      "shares_held": 5239600
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 4,
      "name": "福井 康人",
      "shareholding_ratio": 4.68,
      "shares_held": 2598400
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 5,
      "name": "田中 健一",
      "shareholding_ratio": 4.28,
      "shares_held": 2378300
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 6,
      "name": "農林中央金庫",
      "shareholding_ratio": 4.28,
      "shares_held": 2377500
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 7,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 4.2,
      "shares_held": 2333500
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 8,
      "name": "シンプレクス従業員持株会",
      "shareholding_ratio": 2.52,
      "shares_held": 1398600
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 9,
      "name": "JP MORGAN CHASE BANK 385174 （常任代理人 株式会社みずほ銀行決済営業部）",
      "shareholding_ratio": 2.38,
      "shares_held": 1320000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 10,
      "name": "株式会社刈田・アンド・カンパニー",
      "shareholding_ratio": 2.36,
      "shares_held": 1310600
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 1,
      "name": "金子 英樹",
      "shareholding_ratio": 18.74,
      "shares_held": 10728800
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 2,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 13.01,
      "shares_held": 7446000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 3,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 5.82,
      "shares_held": 3334400
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 4,
      "name": "ＳＢＩホールディングス株式会社",
      "shareholding_ratio": 5.31,
      "shares_held": 3040300
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 5,
      "name": "ＭＬＰＦＳ ＣＵＳＴＯＤＹ ＡＣＣＯＵＮＴ (注）１",
      "shareholding_ratio": 5.24,
      "shares_held": 3000000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 6,
      "name": "五十嵐 充 （常任代理人 ＳＭＢＣ日興証券株式会社）（注）２",
      "shareholding_ratio": 4.58,
      "shares_held": 2621400
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 7,
      "name": "福井 康人",
      "shareholding_ratio": 3.27,
      "shares_held": 1870000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 8,
      "name": "田中 健一",
      "shareholding_ratio": 3.06,
      "shares_held": 1750200
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 9,
      "name": "株式会社刈田・アンド・カンパニー",
      "shareholding_ratio": 2.29,
      "shares_held": 1310600
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 10,
      "name": "農林中央金庫",
      "shareholding_ratio": 2.08,
      "shares_held": 1188800
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 1,
      "name": "金子 英樹",
      "shareholding_ratio": 13.44,
      "shares_held": 7819712
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 2,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 10.2,
      "shares_held": 5936500
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 3,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 7.22,
      "shares_held": 4199800
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 4,
      "name": "ＳＢＩホールディングス株式会社",
      "shareholding_ratio": 5.67,
      "shares_held": 3296200
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 5,
      "name": "ＭＬＰＦＳ ＣＵＳＴＯＤＹ ＡＣＣＯＵＮＴ (注）１ （常任代理人 ＢＯＦＡ証券株式会社）",
      "shareholding_ratio": 5.16,
      "shares_held": 3000000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 6,
      "name": "五十嵐 充 （常任代理人 ＳＭＢＣ日興証券株式会社）",
      "shareholding_ratio": 3.82,
      "shares_held": 2222800
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 7,
      "name": "田中 健一",
      "shareholding_ratio": 2.95,
      "shares_held": 1715000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 8,
      "name": "ＴＫ＆Ｃｏｍｐａｎｙ株式会社 (注）２",
      "shareholding_ratio": 2.5,
      "shares_held": 1454544
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 9,
      "name": "ＹＫ＆Ｃｏｍｐａｎｙ株式会社 (注）２",
      "shareholding_ratio": 2.5,
      "shares_held": 1454544
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 10,
      "name": "福井 康人",
      "shareholding_ratio": 2.41,
      "shares_held": 1400000
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 1,
      "name": "金子 英樹",
      "shareholding_ratio": 12.42,
      "shares_held": 7072812
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 2,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 11.87,
      "shares_held": 6760900
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 3,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 6.11,
      "shares_held": 3481400
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 4,
      "name": "ＳＢＩホールディングス株式会社",
      "shareholding_ratio": 5.79,
      "shares_held": 3296200
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 5,
      "name": "ＭＬＰＦＳ ＣＵＳＴＯＤＹ ＡＣＣＯＵＮＴ (注）１ （常任代理人 ＢＯＦＡ証券株式会社）",
      "shareholding_ratio": 5.27,
      "shares_held": 3000000
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 6,
      "name": "五十嵐 充 （常任代理人 ＳＭＢＣ日興証券株式会社）",
      "shareholding_ratio": 3.9,
      "shares_held": 2222800
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 7,
      "name": "田中 健一",
      "shareholding_ratio": 2.63,
      "shares_held": 1500000
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 8,
      "name": "ＴＫ＆Ｃｏｍｐａｎｙ株式会社 (注）２",
      "shareholding_ratio": 2.55,
      "shares_held": 1454544
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 9,
      "name": "ＹＫ＆Ｃｏｍｐａｎｙ株式会社 (注）２",
      "shareholding_ratio": 2.55,
      "shares_held": 1454544
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 10,
      "name": "株式会社刈田・アンド・カンパニー",
      "shareholding_ratio": 2.3,
      "shares_held": 1310600
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 12.58,
      "shares_held": 28148400
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "rank": 2,
      "name": "金子 英樹",
      "shareholding_ratio": 12.2,
      "shares_held": 27291248
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "rank": 3,
      "name": "ＳＢＩホールディングス株式会社",
      "shareholding_ratio": 5.89,
      "shares_held": 13184800
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "rank": 4,
      "name": "ＭＬＰＦＳ ＣＵＳＴＯＤＹ ＡＣＣＯＵＮＴ (注）１ （常任代理人 ＢＯＦＡ証券株式会社）",
      "shareholding_ratio": 5.36,
      "shares_held": 12000000
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "rank": 5,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 5.11,
      "shares_held": 11430400
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "rank": 6,
      "name": "ＳＴＡＴＥ ＳＴＲＥＥＴ ＢＡＮＫ ＡＮＤ ＴＲＵＳＴ ＣＯＭＰＡＮＹ ５０５１０３",
      "shareholding_ratio": 2.69,
      "shares_held": 6012331
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "rank": 7,
      "name": "五十嵐 充 （常任代理人 ＳＭＢＣ日興証券株式会社）",
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      "shares_held": 5891200
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    {
      "FY": "FY25",
      "period": "2026/3",
      "rank": 8,
      "name": "ＴＫ＆Ｃｏｍｐａｎｙ株式会社 (注）２",
      "shareholding_ratio": 2.6,
      "shares_held": 5818176
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "rank": 9,
      "name": "ＹＫ＆Ｃｏｍｐａｎｙ株式会社 (注）２",
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      "FY": "FY25",
      "period": "2026/3",
      "rank": 10,
      "name": "田中 健一",
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      "shares_held": 5500000
    }
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      "FY": "FY21",
      "period": "2022/3",
      "category_key": "government",
      "category": "政府・地方公共団体",
      "shareholders": null,
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      "ratio": null
    },
    {
      "FY": "FY21",
      "period": "2022/3",
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      "ratio": 20.21
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      "shares_units": 114481,
      "ratio": 20.63
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      "FY": "FY21",
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      "shares_units": 56701,
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      "FY": "FY21",
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      "shares_units": 237815,
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      "category_key": "total",
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      "FY": "FY23",
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      "FY": "FY23",
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      "FY": "FY24",
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      "ratio": 30.2
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      "ratio": 18.87
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}