{
  "commentary": "---\nupdated: 2026-05-11\n---",
  "shareholders": [
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      "name": "信越エンジニアリング株式会社",
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      "name": "株式会社ニューフレアテクノロジー",
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      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
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      "name": "日本トラスティ・サービス信託銀行株式会社（信託口）",
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      "name": "日本トラスティ・サービス信託銀行株式会社（信託口９）",
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      "name": "GOLDMAN SACHS INTERNATIONAL （常任代理人 ゴールドマン・サックス証券株式会社）",
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      "name": "日本トラスティ・サービス信託銀行株式会社（信託口５）",
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      "name": "芝浦メカトロニクス従業員持株会",
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      "period": "2019/3",
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      "name": "DFA INTL SMALL CAP VALUE PORTFOLIO （常任代理人 シティバンク、エヌ・エイ東京支店）",
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      "shares_held": 519000
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      "name": "株式会社ニューフレアテクノロジー",
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      "shares_held": 259000
    },
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      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 4.48,
      "shares_held": 198000
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      "FY": "FY19",
      "period": "2020/3",
      "rank": 5,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口）",
      "shareholding_ratio": 3.03,
      "shares_held": 134000
    },
    {
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      "period": "2020/3",
      "rank": 6,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口５）",
      "shareholding_ratio": 1.62,
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    },
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      "FY": "FY19",
      "period": "2020/3",
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      "name": "芝浦メカトロニクス従業員持株会",
      "shareholding_ratio": 1.54,
      "shares_held": 68000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 8,
      "name": "THE BANK OF NEW YORK MELLON 140044 （常任代理人 株式会社みずほ銀行決済営業部）",
      "shareholding_ratio": 1.46,
      "shares_held": 64000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 9,
      "name": "DFA INTL SMALL CAP VALUE PORTFOLIO （常任代理人 シティバンク、エヌ・エイ東京支店）",
      "shareholding_ratio": 1.14,
      "shares_held": 50000
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      "period": "2020/3",
      "rank": 10,
      "name": "クレディ・スイス証券株式会社",
      "shareholding_ratio": 0.87,
      "shares_held": 38000
    },
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      "period": "2021/3",
      "rank": 1,
      "name": "株式会社東芝",
      "shareholding_ratio": 11.73,
      "shares_held": 519000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "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": 6.35,
      "shares_held": 281000
    },
    {
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      "name": "信越エンジニアリング株式会社",
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      "shares_held": 259000
    },
    {
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      "name": "株式会社ニューフレアテクノロジー",
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    },
    {
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      "rank": 5,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 2.51,
      "shares_held": 111000
    },
    {
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      "period": "2021/3",
      "rank": 6,
      "name": "志野 文哉",
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      "shares_held": 76000
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    {
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      "period": "2021/3",
      "rank": 7,
      "name": "三菱ＵＦＪモルガン・スタンレー証券株式会社",
      "shareholding_ratio": 1.64,
      "shares_held": 72000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 8,
      "name": "THE BANK OF NEW YORK MELLON 140044 （常任代理人 株式会社みずほ銀行決済営業部）",
      "shareholding_ratio": 1.59,
      "shares_held": 70000
    },
    {
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      "period": "2021/3",
      "rank": 9,
      "name": "芝浦メカトロニクス従業員持株会",
      "shareholding_ratio": 1.56,
      "shares_held": 69000
    },
    {
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      "period": "2021/3",
      "rank": 10,
      "name": "MSCO CUSTOMER SECURITIES （常任代理人 モルガン・スタンレーＭＵＦＧ証券株式会社）",
      "shareholding_ratio": 1.5,
      "shares_held": 66000
    },
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      "period": "2022/3",
      "rank": 1,
      "name": "株式会社東芝",
      "shareholding_ratio": 11.73,
      "shares_held": 519000
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      "FY": "FY21",
      "period": "2022/3",
      "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": 10.24,
      "shares_held": 453000
    },
    {
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      "period": "2022/3",
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      "name": "信越エンジニアリング株式会社",
      "shareholding_ratio": 5.86,
      "shares_held": 259000
    },
    {
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      "period": "2022/3",
      "rank": 4,
      "name": "株式会社ニューフレアテクノロジー",
      "shareholding_ratio": 5.86,
      "shares_held": 259000
    },
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      "period": "2022/3",
      "rank": 5,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 4.81,
      "shares_held": 212000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 6,
      "name": "MSCO CUSTOMER SECURITIES （常任代理人 モルガン・スタンレーＭＵＦＧ証券株式会社）",
      "shareholding_ratio": 2.12,
      "shares_held": 94000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 7,
      "name": "NOMURA PB NOMINEES LIMITED OMNIBUS-MARGIN(CASHPB) （常任代理人 野村證券株式会社）",
      "shareholding_ratio": 2.01,
      "shares_held": 89000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 8,
      "name": "J.P. MORGAN SECURITIES PLC FOR AND ON BEHALF OF ITS CLIENTS JPMSP RE CLIENT ASSETS-SETT ACCT （常任代理人 シティバンク、エヌ・エイ東京支店）",
      "shareholding_ratio": 1.93,
      "shares_held": 85000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 9,
      "name": "STATE STREET BANK AND TRUST COMPANY 505103 （常任代理人 株式会社みずほ銀行）",
      "shareholding_ratio": 1.68,
      "shares_held": 74000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 10,
      "name": "芝浦メカトロニクス従業員持株会",
      "shareholding_ratio": 1.37,
      "shares_held": 60000
    },
    {
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      "period": "2023/3",
      "rank": 1,
      "name": "株式会社東芝",
      "shareholding_ratio": 11.73,
      "shares_held": 519000
    },
    {
      "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": 10.27,
      "shares_held": 454000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 3,
      "name": "信越エンジニアリング株式会社",
      "shareholding_ratio": 5.86,
      "shares_held": 259000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 4,
      "name": "株式会社ニューフレアテクノロジー",
      "shareholding_ratio": 5.86,
      "shares_held": 259000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 5,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 2.49,
      "shares_held": 110000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 6,
      "name": "MSCO CUSTOMER SECURITIES （常任代理人 モルガン・スタンレーＭＵＦＧ証券株式会社）",
      "shareholding_ratio": 1.99,
      "shares_held": 88000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 7,
      "name": "JPモルガン証券株式会社",
      "shareholding_ratio": 1.92,
      "shares_held": 85000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 8,
      "name": "THE BANK OF NEW YORK MELLON 140044 （常任代理人 株式会社みずほ銀行）",
      "shareholding_ratio": 1.65,
      "shares_held": 73000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 9,
      "name": "J.P. MORGAN SECURITIES PLC FOR AND ON BEHALF OF ITS CLIENTS JPMSP RE CLIENT ASSETS-SETT ACCT （常任代理人 シティバンク、エヌ・エイ東京支店）",
      "shareholding_ratio": 1.46,
      "shares_held": 65000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 10,
      "name": "UBS AG LONDON A/C IPB SEGREGATED CLIENT ACCOUNT （常任代理人 シティバンク、エヌ・エイ東京支店）",
      "shareholding_ratio": 1.42,
      "shares_held": 62000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "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": 9.61,
      "shares_held": 1264000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 2,
      "name": "信越エンジニアリング株式会社",
      "shareholding_ratio": 5.92,
      "shares_held": 779000
    },
    {
      "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": 3.02,
      "shares_held": 398000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 4,
      "name": "野村證券株式会社",
      "shareholding_ratio": 2.85,
      "shares_held": 375000
    },
    {
      "FY": "FY23",
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