1 insider bought €35.1M of shares over the last 90 days, the latest by Grantham, Mayo, Van Otterloo & Co. LLC, filed 24 Sept 2026.
Musashi Seimitsu Industry Co.,Ltd.: what insiders have been doing
This page follows insider dealings at Musashi Seimitsu Industry Co.,Ltd. as filed with EDINET (Japan FSA), a company from the Retail sector. The last twelve months, up to 9 November 2026, brought 27 filings signed by 5 insiders.
On the market, 1 insider bought (11 purchases) while 1 insider sold (2 sales). The amount is not disclosed for 13 filings. Unlike grants, an open-market purchase is paid for by the insider, at the market price. The buyers include 1 major shareholder.
The last insider purchase was made public on 24 September 2026, 46 days ago. Filings reach the EDINET (Japan FSA) feed a median of 10 days after the trade. This delay matters because a trade only becomes useful information once it is public.
For context, the typical company on the same exchange (median of 3,233 companies) published 3 filings over the same period, against 27 filings here. Since 2021, the database holds 50 purchases and 31 sales by insiders of the company.
Elsewhere in the same sector, our signals recently picked up insider purchases at Harvia Oyj and Rusta AB (publ). Source: insider filings from EDINET (Japan FSA). Past trades are no guide to future returns.
Who traded when
BuySaleThis score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2026FY ended March 2026 · cache
- ShareXTKSEDINET:S100ZD23
- 38.7% of flowShareXTKSEDINET:S100Z38R
- 175,300 sharesShareXTKSEDINET:S100Z38R:T1Canonical exit: 19 Oct 2026 (T+90)
- 526,800 sharesShareXTKSEDINET:S100Z38R:T2Canonical exit: 26 Oct 2026 (T+90)
- 234,600 sharesShareXTKSEDINET:S100Z38R:T3Canonical exit: 27 Oct 2026 (T+90)
- 136,400 sharesShareXTKSEDINET:S100Z38R:T4Canonical exit: 29 Oct 2026 (T+90)
- 109,200 sharesShareXTKSEDINET:S100Z38R:T5Canonical exit: 1 Nov 2026 (T+90)
- 171,400 sharesShareXTKSEDINET:S100Z38R:T6Canonical exit: 2 Nov 2026 (T+90)
- 4,300 sharesShareXTKSEDINET:S100Z38R:T7
- 50,900 sharesShareXTKSEDINET:S100Z38R:T8Canonical exit: 5 Nov 2026 (T+90)
- 2,500 sharesShareXTKSEDINET:S100Z38R:T9
- 122,900 sharesShareXTKSEDINET:S100Z38R:T10Canonical exit: 8 Dec 2026 (T+90)
- 144,800 sharesShareXTKSEDINET:S100Z38R:T11Canonical exit: 9 Dec 2026 (T+90)
- 95,400 sharesShareXTKSEDINET:S100Z38R:T12Canonical exit: 10 Dec 2026 (T+90)
- 378,800 sharesShareXTKSEDINET:S100Z38R:T13Canonical exit: 13 Dec 2026 (T+90)
- 31.3% of flowShareXTKSEDINET:S100YVYK
- ShareXTKSEDINET:S100YPA1
- ShareXTKSEDINET:S100YGBG
- ShareXTKSEDINET:S100YFQJ
- ShareXTKSEDINET:S100YCN6
- ShareXTKSEDINET:S100Y8LX
- ShareXTKSEDINET:S100Y7ZE
- ShareXTKSEDINET:S100Y6PA
- 25,153,600 shares0.8% of flowShareXTKSEDINET:S100Y38V
- 14.5% of flowShareXTKSEDINET:S100XZJP
25 of 126 declarations
About Musashi Seimitsu Industry Co.,Ltd.
Musashi Seimitsu Industry Co., Ltd. is a company engaged in distribution and commerce, operating in the XTKS market. It focuses on providing precision products and industrial solutions.
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