Machinery · Fiscal year end Mar 31

Asahi Diamond Industrial Co.,Ltd.

6140

旭ダイヤモンド工業株式会社

FIGI BBG000BLHY166140.T6140 JPCorp. no. 4010001008954

Latest half-year results

First half · fiscal year to 2026-03 · filed 2025-11-13

For the first half of the fiscal year to 2026-03: Revenue ¥20.5 billion (-1.0% YoY), Ordinary income ¥1.4 billion (-15.8% YoY), Net income ¥1.5 billion (+34.5% YoY).

	This period	Year on year
Revenue	¥20.5bn	-1.0%
Ordinary profit	¥1.4bn	-15.8%
Net profit to owners	¥1.5bn	+34.5%

From the securities report on EDINET, which states no forecast. History via /v1/companies/6140/earnings-releases.

Financials

Japan GAAP · consolidated · fiscal year to 2026-03-31

Revenue: ¥42.0bn
Net income: ¥2.0bn
ROE: 3.2%
Equity ratio: 78.5%
Dividend / share: ¥30
Employees: 2,040

Revenue · ¥bn

Net income · ¥bn

Fiscal year	Revenue	Net income	Total assets	Net assets	ROE	EPS	Operating CF
2026-03-31	¥42.0bn	¥2.0bn	¥79.2bn	¥64.1bn	3.2%	¥40.92	¥5.4bn
2025-03-31	¥41.0bn	¥2.5bn	¥76.4bn	¥63.6bn	4.0%	¥48.36	¥5.8bn
2024-03-31	¥38.7bn	¥2.1bn	¥73.9bn	¥64.0bn	3.4%	¥40.57	¥2.8bn
2023-03-31	¥39.3bn	¥2.8bn	¥74.2bn	¥62.9bn	4.6%	¥50.88	¥5.0bn
2022-03-31	¥37.2bn	¥3.3bn	¥72.2bn	¥60.9bn	5.7%	¥59.23	¥5.9bn

Indicators

Computed by us from filings · fiscal year to 2026-03-31

Metric	Value	Percentile among listed companies
ROE, %	3.2	15.5
Ordinary margin	0.0797	56.9
Equity ratio, %	78.5	88.2
Revenue growth	0.0238	36.1
Net income growth	-0.1941	22.9
Operating cash flow / assets	0.0683	53

Policy-uncertainty measure0.81 Share of the report's text discussing policy-related uncertainty, by policy area. Proprietary text method.

Trade & tariffs 1 Politics & geopolitics 1

Ownership activity 0 filer(s) stated they may make proposals in 365 days; 0 new 5% holder(s) in 180 days; net stake change 0.00pt in 90 days; 4.5% held by other listed companies.

Results wording balance: +0.21. Proprietary text method; it describes the wording only and does not interpret context.

Interest example: if all ¥4.5bn of reported debt repriced by 50 basis points, a year's interest would rise by ¥23m, 0.4% of operating cash flow. Our arithmetic only, not a forecast: fixed-rate debt and hedges are ignored.

Via /v1/companies/6140/indicators. Descriptive figures, not a rating and not investment advice.

From other filings

As the company states them

Share buyback, report to —: ¥1.2bn acquired of a ¥1.2bn limit. /v1/companies/6140/buybacks

Internal control, 2026-06-25: see filing 上記の評価の結果、当連結会計年度末日時点において、当社並びに連結子会社及び持分法適用関連会社の財務報告に係る内部統制は有効であると判断いたしました。 Filing

Segments, votes and tender offers

Stated in EDINET filings

Latest voting result: 2026-06-26 · 剰余金処分の件 · passed. /v1/companies/6140/voting

Ownership changes

All companies →

2026-07-21

Below 5%−1.03pt

Mitsubishi UFJ Financial Group, Inc. cut holdings in Asahi Diamond Industrial Co.,Ltd. (6140) to 4.04% from 5.07%, below the 5% threshold.

S100YQP0Filer profile Original filing (PDF, Japanese)
2024-09-17

New 5% stake

Mitsubishi UFJ Financial Group, Inc. disclosed a 5.07% stake in Asahi Diamond Industrial Co.,Ltd. (6140), crossing the 5% reporting threshold.

S100UCUFFiler profile Original filing (PDF, Japanese)
2024-09-17

Purpose change

Mitsubishi UFJ Financial Group, Inc. changed its stated purpose for holding Asahi Diamond Industrial Co.,Ltd. (6140): strategic_holding -> pure_investment.

S100UCUFFiler profile Original filing (PDF, Japanese)
2024-02-22

Below 5%−1.05pt

NOMURA INTERNATIONAL PLC cut holdings in Asahi Diamond Industrial Co.,Ltd. (6140) to 4.06% from 5.11%, below the 5% threshold.

S100SXLUFiler profile Original filing (PDF, Japanese)
2023-06-19

Below 5%−2.13pt

Mitsubishi UFJ Financial Group, Inc. cut holdings in Asahi Diamond Industrial Co.,Ltd. (6140) to 4.50% from 6.63%, below the 5% threshold.

S100QYB6Filer profile Original filing (PDF, Japanese)
2023-05-23

Below 5%−1.19pt

MI2 Ltd. cut holdings in Asahi Diamond Industrial Co.,Ltd. (6140) to 3.85% from 5.04%, below the 5% threshold.

S100QSUHFiler profile Original filing (PDF, Japanese)
2023-04-06

Below 5%−0.81pt

Sumitomo Mitsui Trust Asset Management Co.,Ltd. cut holdings in Asahi Diamond Industrial Co.,Ltd. (6140) to 4.86% from 5.67%, below the 5% threshold.

S100QJFSFiler profile Original filing (PDF, Japanese)
2023-03-07

New 5% stake

NOMURA INTERNATIONAL PLC disclosed a 5.11% stake in Asahi Diamond Industrial Co.,Ltd. (6140), crossing the 5% reporting threshold.

S100QCB3Filer profile Original filing (PDF, Japanese)
2023-02-22

Stated it may make proposals

MI2 Ltd. states it may make proposals to the management of Asahi Diamond Industrial Co.,Ltd. (6140) (first filing).

S100Q8WEFiler profile Original filing (PDF, Japanese)
2023-02-22

New 5% stake

MI2 Ltd. disclosed a 5.04% stake in Asahi Diamond Industrial Co.,Ltd. (6140), crossing the 5% reporting threshold.

S100Q8WEFiler profile Original filing (PDF, Japanese)

Trades by 5% holders

From the 60-day trade tables in 5% reports

Holder	Period	Net shares	Net % of shares	Avg. filed price	Range
individual filer	2022-12-19 – 2023-05-16	+475,200	+0.91pt	—	—
株式会社MI2	2023-01-19 – 2023-03-28	-76,200	−0.10pt	—	—

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/6140/trades.

5% filings

Large shareholding reports on 6140

Filed	Filer	Stake	Change	Stated purpose
2026-07-21	Mitsubishi UFJ Financial Group, Inc.	4.04%	−1.03pt	pure investment
2024-09-17	Mitsubishi UFJ Financial Group, Inc.	5.07%	—	pure investment
2024-02-22	NOMURA INTERNATIONAL PLC	4.06%	−1.05pt	—
2023-06-19	Mitsubishi UFJ Financial Group, Inc.	4.50%	−2.13pt	strategic holding
2023-05-23	MI2 Ltd.	3.85%	−1.19pt	may make proposals
2023-04-06	Sumitomo Mitsui Trust Asset Management Co.,Ltd.	4.86%	−0.81pt	—
2023-03-07	NOMURA INTERNATIONAL PLC	5.11%	—	—
2023-02-22	MI2 Ltd.	5.04%	—	may make proposals
2022-07-19	Mitsubishi UFJ Financial Group, Inc.	6.63%	+1.19pt	strategic holding
2022-06-06	Sumitomo Mitsui Trust Bank,Limited	5.67%	−0.33pt	—

Cross-shareholdings

From the annual report's status of shareholdings

Listed strategic holdings: 15 issues
Book value: ¥5.6bn
Sold in the year: ¥1.5bn 4 issues
Bought in the year: ¥16m 6 issues
Mutual, both reports: 6
Held by listed cos.: 9

Holds	Book value	Shares vs. prior year	Mutual
UNION TOOL CO. 6278	¥2,582m	-31.0%	both reports
TOKYO SEIMITSU CO., LTD. 7729	¥1,321m	-25.9%	both reports
DAI-ICHI CUTTER KOGYO K.K. 1716	¥734m	-16.7%	no
Tenryu Saw Mfg. Co., Ltd. 5945	¥308m	0.0%	both reports
OKAMOTO MACHINE TOOL WORKS, LTD. 6125	¥113m	0.0%	no
NACHI-FUJIKOSHI CORP. 6474	¥97m	+5.0%	no
YASUNAGA CORPORATION 7271	¥93m	0.0%	both reports
AGC Inc. 5201	¥70m	+10.3%	no
MICRON MACHINERY CO., LTD. 6159	¥62m	0.0%	no
MINEBEA MITSUMI Inc. 6479	¥59m	+2.6%	no

Held by: UNION TOOL CO. 6278, Tenryu Saw Mfg. Co., Ltd. 5945, TOKYO SEIMITSU CO., LTD. 7729, DIJET INDUSTRIAL CO., LTD. 6138, YASUNAGA CORPORATION 7271, FUJI SEIKO LIMITED 6142, TOENEC CORPORATION 1946, NANSO Transport Co., Ltd. 9034, OSG Corporation 6136

Purposes, all holdings and mutual flags via /v1/companies/6140/cross-holdings. Share changes include stock splits.

Major shareholders

As of fiscal year end 2026-03-31

Shareholder	Shares	Ratio
日本マスタートラスト信託銀行株式会社(信託口)	4,499,000	9.29%
旭ダイヤモンド社員持株会	2,011,000	4.15%
株式会社日本カストディ銀行(信託口)	1,689,000	3.49%
旭ダイヤ共栄持株会	1,329,000	2.75%
日本生命保険相互会社	1,039,000	2.15%
ユニオンツール株式会社	904,000	1.87%
楽天証券株式会社共有口	742,000	1.53%
野村證券株式会社	694,000	1.43%
JP JPMSE LUX RE BARCLAYS CAPITAL SEC LTD EQ CO	513,000	1.06%
THE BANK OF NEW YORK MELLON 140044	402,000	0.83%

U.S. funds holding 6140

SEC Form N-PORT, reports to 2026-07-31

31 U.S. funds held 3,700,413 shares worth $25.9m.

Fund	Shares	Value	% of fund	As of
VANGUARD TOTAL INTERNATIONAL STOCK INDEX FUND VANGUARD STAR FUNDS	641,345	$4.4m	0.001%	2026-07-31
Goldman Sachs International Small Cap Insights Fund Goldman Sachs Trust	556,400	$3.8m	0.053%	2026-07-31
DFA INTERNATIONAL SMALL CAP VALUE PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC	472,836	$3.2m	0.023%	2026-07-31
VANGUARD DEVELOPED MARKETS INDEX FUND VANGUARD TAX-MANAGED FUNDS	410,774	$3.1m	0.001%	2026-06-30
Dimensional International Small Cap Value ETF Dimensional ETF Trust	333,200	$2.3m	0.047%	2026-07-31

Up to 25 funds per stock via the API.

Get this as JSON

GET /v1/companies/6140
GET /v1/companies/6140/financials
GET /v1/companies/6140/details
GET /v1/companies/6140/segments
GET /v1/companies/6140/voting
GET /v1/companies/6140/tender-offers
GET /v1/companies/6140/indicators
GET /v1/companies/6140/earnings-releases
GET /v1/events?ticker=6140
GET /v1/companies/6140/trades         
GET /v1/companies/6140/cross-holdings 
GET /v1/companies/6140/brief

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