JapanStake
Listed company · Fiscal year end —

株式会社アットマークテクノ

588A

株式会社アットマークテクノ

FIGI —588A.T588A JP

Financial statements appear when the company's next annual securities report is processed.

Ownership changes

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  • 2026-07-07
    Amendment0.00pt

    Hokkaido Venture Capital, Inc. filed a correction to a 5% report on 株式会社アットマークテクノ (588A).

  • 2026-07-06
    New 5% stake

    individual filer disclosed a 50.49% stake in 株式会社アットマークテクノ (588A), crossing the 5% reporting threshold.

    0255075100
  • 2026-07-06
    Threshold

    Holdings of individual filer in 株式会社アットマークテクノ (588A) moved above 10% (new -> 50.49%).

    0255075100
  • 2026-07-06
    Threshold

    Holdings of individual filer in 株式会社アットマークテクノ (588A) moved above 20% (new -> 50.49%).

    0255075100
  • 2026-07-06
    Threshold

    Holdings of individual filer in 株式会社アットマークテクノ (588A) moved above 33.4% (new -> 50.49%).

    0255075100
  • 2026-07-06
    Threshold

    Holdings of individual filer in 株式会社アットマークテクノ (588A) moved above 50% (new -> 50.49%).

    0255075100
  • 2026-07-06
    Amendment0.00pt

    individual filer filed a correction to a 5% report on 株式会社アットマークテクノ (588A).

  • 2026-07-01
    New 5% stake

    Hokkaido Venture Capital, Inc. disclosed a 6.23% stake in 株式会社アットマークテクノ (588A), crossing the 5% reporting threshold.

    01020304050
  • 2026-07-01
    New 5% stake

    individual filer disclosed a 7.04% stake in 株式会社アットマークテクノ (588A), crossing the 5% reporting threshold.

    01020304050
  • 2026-06-30
    New 5% stake

    KABUSIKIGAISYA HOKKAIDOKYOSOPARTNERS disclosed a 27.31% stake in 株式会社アットマークテクノ (588A), crossing the 5% reporting threshold.

    01020304050

Trades by 5% holders

From the 60-day trade tables in 5% reports
HolderPeriodNet sharesNet % of sharesAvg. filed priceRange
individual filer2026-06-30 – 2026-06-30-500−0.06pt——

Net shares and the average are our calculations. Prices are filed prices as stated by the filer, mostly for off-market trades; they are not market prices. Stock lending, custody transfers and option exercises are excluded from net shares. Every row via /v1/companies/588A/trades.

5% filings

Large shareholding reports on 588A
FiledFilerStakeChangeStated purpose
2026-07-07Hokkaido Venture Capital, Inc.6.23%—pure investment
2026-07-06individual filer50.49%——
2026-07-06individual filer7.04%——
2026-07-01Hokkaido Venture Capital, Inc.6.23%—pure investment
2026-07-01individual filer7.04%—pure investment
2026-06-30KABUSIKIGAISYA HOKKAIDOKYOSOPARTNERS27.31%—pure investment

Get this as JSON

GET /v1/companies/588A
GET /v1/companies/588A/financials
GET /v1/companies/588A/details
GET /v1/companies/588A/segments
GET /v1/companies/588A/voting
GET /v1/companies/588A/tender-offers
GET /v1/companies/588A/indicators
GET /v1/companies/588A/earnings-releases
GET /v1/events?ticker=588A
GET /v1/companies/588A/trades         
GET /v1/companies/588A/cross-holdings 
GET /v1/companies/588A/brief          

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