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Cacco Inc. 4166

Company
かっこ株式会社Cacco Inc.
Investors
7
Buys
11
Total Value
¥164M ($1.1M)
Avg Return
-35.10%
Last Filing
2026-02-12

Cacco Inc. (4166) has 11 disclosed large-shareholding filings and 28 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥164M ($1.1M) in reported transaction value. The earliest filing StockDrifts holds for Cacco Inc. is dated 2021-07-15; the most recent is 2026-02-12. Across these filings the average return since disclosure is -35.10%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-02-12SELLsubscription
亀山 誠
MAKOTO KAMEYAMA
strategic209.6K¥775+16.1%¥21M ($138K)
2025-06-05SELLunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist465.0K¥689+5.7%¥2M ($15K)
2025-06-05SELLunknown
岩井 裕之
Hiroyuki Iwai
activist449.6K¥689+5.7%¥19M ($123K)
2025-03-31SELLMarket Buy
SBIインベストメント株式会社
SBI Investment Co., Ltd.
passive40.3K¥626-3.8%¥27M ($173K)
2025-03-31BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other62.9K¥626+3.8%¥6M ($40K)
2024-07-30BUYMarket Buy
SBIインベストメント株式会社
SBI Investment Co., Ltd.
passive83.1K¥748-13.1%¥62M ($401K)
2024-07-30BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other53.1K¥748-13.1%¥40M ($256K)
2024-06-19SELLMarket Buy
SBIインベストメント株式会社
SBI Investment Co., Ltd.
passive83.1K¥764+14.9%¥1M ($8K)
2024-06-19SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other47.1K¥764+14.9%¥3M ($21K)
2024-03-21SELLunknown
岩井 裕之
Hiroyuki Iwai
activist473.6K¥733+11.3%¥18M ($114K)
2024-03-21BUYunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist465.0K¥733--
2024-03-15BUYMarket Buy
SBIインベストメント株式会社
SBI Investment Co., Ltd.
passive83.1K¥727-10.6%¥60M ($390K)
2024-03-15BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other50.5K¥727-10.6%¥37M ($237K)
2024-03-12SELLunknown
岩井 裕之
Hiroyuki Iwai
activist503.3K¥731+11.1%¥4M ($26K)
2024-03-12SELLunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist465.0K¥731+11.1%¥18M ($114K)
2024-01-11BUYunknown
中沢 雄太
Yuta Nakazawa
strategic232.5K¥848-¥20M ($129K)
2024-01-11SELLunknown
中沢 雄太
Yuta Nakazawa
strategic232.5K¥848+23.4%¥20M ($129K)
2023-04-20SELLMarket Buy
SBIインベストメント株式会社
SBI Investment Co., Ltd.
passive83.1K¥1,314+50.5%¥49M ($315K)
2023-04-20SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other38.8K¥1,314+50.5%¥16M ($105K)
2023-03-30BUYunknown
関根 健太郎
KENTARO SEKINE
activist47.9K¥881-¥76M ($491K)
2023-03-30SELLunknown
関根 健太郎
KENTARO SEKINE
activist47.9K¥881+26.2%¥76M ($491K)
2023-01-30SELLunknown
岩井 裕之
Hiroyuki Iwai
activist499.3K¥1,130+42.5%¥595K ($4K)
2023-01-30SELLunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥1,130+42.5%¥595K ($4K)
2022-12-26SELLunknown
岩井 裕之
Hiroyuki Iwai
activist499.3K¥998+34.9%¥263K ($2K)
2022-12-26BUYunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥998--
2022-12-16SELLMarket Buy
SBIインベストメント株式会社
SBI Investment Co., Ltd.
passive120.1K¥1,170+44.4%¥33M ($214K)
2022-12-16BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other51.1K¥1,170-44.4%¥2M ($14K)
2022-11-28SELLMarket Buy
SBIインベストメント株式会社
SBI Investment Co., Ltd.
passive148.5K¥1,270+48.8%¥59M ($384K)
2022-11-28BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other49.2K¥1,270-48.8%¥22M ($144K)
2022-09-26BUYunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥1,580--
2022-09-26SELLunknown
岩井 裕之
Hiroyuki Iwai
activist499.5K¥1,580+58.9%¥1M ($8K)
2022-09-15SELLunknown
岩井 裕之
Hiroyuki Iwai
activist500.3K¥1,534+57.6%¥4M ($29K)
2022-09-15BUYunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥1,534--
2022-02-25BUYunknown
岩井 裕之
Hiroyuki Iwai
activist503.2K¥1,671--
2022-02-25BUYunknown
岩井 裕之
Hiroyuki Iwai
activist503.2K¥1,671--
2022-02-25BUYunknown
岩井 裕之
Hiroyuki Iwai
activist503.2K¥1,671--
2022-02-25BUYunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥1,671--
2022-02-25BUYunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥1,671--
2022-02-25BUYunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥1,671--
2022-02-18SELLunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥1,731+62.5%¥3M ($18K)
2022-02-18SELLunknown
岩井 裕之
Hiroyuki Iwai
activist503.2K¥1,731+62.5%¥28M ($182K)
2022-02-18SELLunknown
岩井 裕之
Hiroyuki Iwai
activist503.2K¥1,731+62.5%¥28M ($182K)
2022-02-18SELLunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥1,731+62.5%¥3M ($18K)
2021-12-23SELLMarket Buy
SBIインベストメント株式会社
SBI Investment Co., Ltd.
passive194.9K¥2,141+69.6%¥562K ($4K)
2021-12-23BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other31.5K¥2,141-69.6%¥11M ($72K)
2021-07-15SELLunknown
岩井 裕之
Hiroyuki Iwai
activist518.2K¥2,810+76.9%¥21M ($138K)
2021-07-15SELLunknown
岩井 裕之
Hiroyuki Iwai
activist518.2K¥2,810+76.9%¥21M ($138K)
2021-07-15BUYunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥2,810-76.9%¥7M ($48K)
2021-07-15BUYunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥2,810-76.9%¥7M ($48K)
2021-07-15BUYunknown
Symbolキャピタル合同会社
Symbol Capital LLC
activist476.8K¥2,810-76.9%¥7M ($48K)

Showing the 50 most recent of 51 filings.

Frequently asked questions

Who has been buying Cacco Inc. stock?
7 distinct investors have filed 11 disclosed large-shareholding filings in Cacco Inc. (4166), most recently on 2026-02-12. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does Cacco Inc. have?
Cacco Inc. has 11 buy-side and 28 sell-side disclosures on record, covering ¥164M ($1.1M) in total reported value, spanning 2021-07-15 to 2026-02-12.
Do insider buys in Japanese stocks predict returns?
Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.