1 insider bought €48.7M of shares over the last 90 days, the latest by Strategic Capital, Inc., filed 08 Oct 2026.
Osaka Steel Co.,Ltd.: what insiders have been doing
Headquartered in Osaka Prefecture, Japan, Osaka Steel Co.,Ltd. belongs to the Chemicals sector and traces its origins to 1978. Filings by its managers are published through EDINET (Japan FSA). 2 insiders have disclosed 161 filings since 1 November 2025.
Open-market activity splits into 158 purchases totalling €26.2M and 1 sale totalling €20.5M; 1 insider sit on the buying side and 1 insider on the selling side. The totals do not cover 91 filings with an undisclosed amount. A purchase on the market is a deliberate choice to commit personal money, which is why it draws more attention than a grant. Among those who bought: 1 senior executive. One trade stands out by size: a purchase of €20.5M from Strategic Capital, Inc., disclosed on 7 October 2026.
For context, the typical company on the same exchange (median of 3,213 companies) published 3 filings over the same period, against 161 filings here. The full history, which starts in 2021, counts 217 purchases against 6 sales.
The last purchase on record was published on 8 October 2026, which is 32 days ago.
Elsewhere in the same sector, our signals recently picked up insider purchases at Symrise AG and Titan. Source: insider filings from EDINET (Japan FSA). Past trades are no guide to future returns.
Key facts
Headquarters: Osaka Prefecture, Japan · Founded: 1978
Source: Wikidata (CC0).
Who traded when
BuySaleSince the insiders bought
- +7.5%Entry JP¥2,343 · Close at T+365 JP¥2,518
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2026FY ended March 2026 · cache
- 16,900 sharesShareXTKSEDINET:S100Z6GT:T41Canonical exit: 6 May 2025 (T+90)
- 35,400 sharesShareXTKSEDINET:S100Z6GT:T47Canonical exit: 11 May 2025 (T+90)
- 29,400 sharesShareXTKSEDINET:S100Z6GT:T49Canonical exit: 13 May 2025 (T+90)
- 13,000 sharesShareXTKSEDINET:S100Z6GT:T20Canonical exit: 15 May 2025 (T+90)
- 12,800 sharesShareXTKSEDINET:S100Z6GT:T97Canonical exit: 22 May 2025 (T+90)
- 7,800 sharesShareXTKSEDINET:S100Z6GT:T99Canonical exit: 26 May 2025 (T+90)
- 8,000 sharesShareXTKSEDINET:S100Z6GT:T66Canonical exit: 27 May 2025 (T+90)
- 14,200 sharesShareXTKSEDINET:S100Z6IG:T47Canonical exit: 3 Jun 2025 (T+90)
- 14,300 sharesShareXTKSEDINET:S100Z6IG:T4Canonical exit: 3 Jun 2025 (T+90)
- 4,300 sharesShareXTKSEDINET:S100Z6IG:T8Canonical exit: 9 Jun 2025 (T+90)
- 400 shares@ JP¥2,990.000.0% of flowShareXOFFEDINET:S100Z6IG:T122Canonical exit: 22 Jun 2025 (T+90)
- 6,700 sharesShareXTKSEDINET:S100Z6IG:T123Canonical exit: 23 Jun 2025 (T+90)
- 3,000 sharesShareXTKSEDINET:S100Z6IG:T15Canonical exit: 24 Jun 2025 (T+90)
- 9,000 sharesShareXTKSEDINET:S100Z6IG:T67Canonical exit: 26 Jun 2025 (T+90)
- 9,200 sharesShareXTKSEDINET:S100Z6IG:T17Canonical exit: 26 Jun 2025 (T+90)
- 6,700 sharesShareXTKSEDINET:S100Z6IG:T72Canonical exit: 1 Jul 2025 (T+90)
- 6,400 sharesShareXTKSEDINET:S100Z6IG:T136Canonical exit: 2 Jul 2025 (T+90)
- 10,800 sharesShareXTKSEDINET:S100Z6IG:T76Canonical exit: 3 Jul 2025 (T+90)
- 12,900 sharesShareXTKSEDINET:S100Z6IG:T140Canonical exit: 6 Jul 2025 (T+90)
- 13,900 sharesShareXTKSEDINET:S100Z6IG:T82Canonical exit: 8 Jul 2025 (T+90)
- 14,100 sharesShareXTKSEDINET:S100Z6IG:T28Canonical exit: 8 Jul 2025 (T+90)
- 7,700 sharesShareXTKSEDINET:S100Z6IG:T86Canonical exit: 10 Jul 2025 (T+90)
- 7,000 sharesShareXTKSEDINET:S100Z6IG:T154Canonical exit: 15 Jul 2025 (T+90)
- 9,300 sharesShareXTKSEDINET:S100Z6IG:T156Canonical exit: 16 Jul 2025 (T+90)
- 5,700 sharesShareXTKSEDINET:S100Z6IG:T39Canonical exit: 20 Jul 2025 (T+90)
25 of 284 declarations
About Osaka Steel Co.,Ltd.
Osaka Steel Co., Ltd. is a company specializing in the production of steel materials. It is listed on the XTKS market.
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