Foods · Fiscal year end Mar 31

Premium Water Holdings,Inc.

2588

株式会社プレミアムウォーターホールディングス

FIGI BBG000QCLZY62588.T2588 JPCorp. no. 9090001010626

Latest half-year results

First half · fiscal year to 2026-03 · filed 2025-11-10

For the first half of the fiscal year to 2026-03: Revenue ¥40.3 billion (+3.7% YoY), Profit before tax ¥6.1 billion (+20.3% YoY), Net income ¥3.9 billion (+25.8% YoY).

	This period	Year on year
Revenue	¥40.3bn	+3.7%
Profit before tax	¥6.1bn	+20.3%
Net profit to owners	¥3.9bn	+25.8%

From the securities report on EDINET, which states no forecast. History via /v1/companies/2588/earnings-releases.

Financials

IFRS · consolidated · fiscal year to 2026-03-31

Revenue: ¥80.3bn
Net income: ¥8.5bn
ROE: 29.6%
Equity ratio: 23.7%
Dividend / share: ¥115
Employees: 914

Revenue · ¥bn

Net income · ¥bn

Fiscal year	Revenue	Net income	Total assets	Net assets	ROE	EPS	Operating CF
2026-03-31	¥80.3bn	¥8.5bn	¥135.3bn	¥32.1bn	29.6%	¥282.8	¥21.7bn
2025-03-31	¥76.9bn	¥5.6bn	¥112.1bn	¥25.1bn	23.6%	¥189.4	¥20.7bn
2024-03-31	¥80.6bn	¥5.8bn	¥99.4bn	¥22.8bn	27.3%	¥195.21	¥19.7bn
2023-03-31	¥76.5bn	¥6.1bn	¥86.9bn	¥19.6bn	35.7%	¥204.35	¥13.8bn
2022-03-31	¥68.5bn	¥3.5bn	¥73.1bn	¥14.3bn	28.6%	¥119.93	¥8.0bn

Indicators

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

Metric	Value	Percentile among listed companies
ROE, %	29.6	95.6
Ordinary margin	0.1499	82.7
Equity ratio, %	23.7	9
Revenue growth	0.0446	47.5
Net income growth	0.5006	75.2
Operating cash flow / assets	0.1602	91.5

Policy-uncertainty measure1.32 Share of the report's text discussing policy-related uncertainty, by policy area. Proprietary text method.

Trade & tariffs 2 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; 0.0% held by other listed companies.

Results wording balance: +1.00. Proprietary text method; it describes the wording only and does not interpret context.

Interest example: if all ¥77.8bn of reported debt repriced by 50 basis points, a year's interest would rise by ¥389m, 1.8% of operating cash flow. Our arithmetic only, not a forecast: fixed-rate debt and hedges are ignored.

Via /v1/companies/2588/indicators. Descriptive figures, not a rating and not investment advice.

From other filings

As the company states them

Bond ratings stated in filings: JCR BBB+ (2026-06-03, 第13回無担保社債); R&I BBB+ (2026-06-03, 第13回無担保社債). One bond's rating on that date, as the company stated it; it may have changed. The agencies' opinions, not ours. /v1/companies/2588/credit-ratings

Share buyback, report to —: ¥398m acquired of a ¥500m limit. /v1/companies/2588/buybacks

Internal control, 2026-06-23: see filing 上記の評価の結果、当事業年度末日時点において、当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: 2026-06-24 · 取締役(監査等委員である取締役を除く。)10名選任の件 · passed. /v1/companies/2588/voting

Ownership changes

All companies →

2026-05-13

Increase+15.94pt

HIKARI TSUSHIN,INC. raised holdings in Premium Water Holdings,Inc. (2588) to 69.60% from 53.66%.

S100Y3NFFiler profile Original filing (PDF, Japanese)
2026-03-13

Decrease−15.82pt

HIKARI TSUSHIN,INC. reduced holdings in Premium Water Holdings,Inc. (2588) to 53.66% from 69.48%.

S100XQWTFiler profile Original filing (PDF, Japanese)
2026-03-02

Decrease−1.92pt

HIKARI TSUSHIN,INC. reduced holdings in Premium Water Holdings,Inc. (2588) to 69.48% from 71.40%.

S100XO7YFiler profile Original filing (PDF, Japanese)
2025-12-19

Increase+1.84pt

HIKARI TSUSHIN,INC. raised holdings in Premium Water Holdings,Inc. (2588) to 71.40% from 69.56%.

S100XBWOFiler profile Original filing (PDF, Japanese)
2025-12-01

Decrease−0.74pt

HIKARI TSUSHIN,INC. reduced holdings in Premium Water Holdings,Inc. (2588) to 69.56% from 70.30%.

S100X7UXFiler profile Original filing (PDF, Japanese)
2024-02-22

Below 5%−1.00pt

individual filer cut holdings in Premium Water Holdings,Inc. (2588) to 4.71% from 5.71%, below the 5% threshold.

S100SXXLOriginal filing (PDF, Japanese)
2024-02-22

Amendment−1.00pt

individual filer filed a correction to a 5% report on Premium Water Holdings,Inc. (2588).

S100SY57Original filing (PDF, Japanese)
2023-09-07

Decrease−1.07pt

HIKARI TSUSHIN,INC. reduced holdings in Premium Water Holdings,Inc. (2588) to 70.30% from 71.37%.

S100RTKBFiler profile Original filing (PDF, Japanese)
2023-09-01

Below 5%−1.56pt

Macquarie Bank Limited cut holdings in Premium Water Holdings,Inc. (2588) to 3.70% from 5.26%, below the 5% threshold.

S100RRYIFiler profile Original filing (PDF, Japanese)
2022-11-08

Decrease−0.34pt

individual filer reduced holdings in Premium Water Holdings,Inc. (2588) to 5.71% from 6.05%.

S100PHEMOriginal filing (PDF, Japanese)

Trades by 5% holders

From the 60-day trade tables in 5% reports

Bought SoldHover a dot for the trade

Holder	Period	Net shares	Net % of shares	Avg. filed price	Range
株式会社光通信	2025-11-21 – 2026-03-06	0	0.00pt	¥3,056	¥3,056–3,056
株式会社HCMAアルファ	2023-09-01 – 2025-12-12	0	0.00pt	—	—
individual filer	2022-08-15 – 2024-02-16	-134,000	−0.45pt	¥2,950.9	¥2,749–3,300
株式会社総合生活サービス	2023-09-01 – 2023-09-01	0	0.00pt	—	—

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/2588/trades.

5% filings

Large shareholding reports on 2588

Filed	Filer	Stake	Change	Stated purpose
2026-05-13	HIKARI TSUSHIN,INC.	69.60%	+15.94pt	pure investment
2026-03-13	HIKARI TSUSHIN,INC.	53.66%	−15.82pt	pure investment
2026-03-02	HIKARI TSUSHIN,INC.	69.48%	−1.92pt	pure investment
2025-12-19	HIKARI TSUSHIN,INC.	71.40%	+1.84pt	pure investment
2025-12-01	HIKARI TSUSHIN,INC.	69.56%	−0.74pt	pure investment
2024-02-22	individual filer	4.71%	−1.00pt	—
2024-02-22	individual filer	4.71%	−1.00pt	—
2023-10-16	HIKARI TSUSHIN,INC.	70.30%	0.00pt	pure investment
2023-09-07	HIKARI TSUSHIN,INC.	70.30%	−1.07pt	pure investment
2023-09-07	HIKARI TSUSHIN,INC.	70.30%	0.00pt	pure investment

Cross-shareholdings

From the annual report's status of shareholdings

Listed strategic holdings: — issues
Book value: —
Sold in the year: — — issues
Bought in the year: — — issues
Mutual, both reports: 0
Held by listed cos.: 0

Purposes, all holdings and mutual flags via /v1/companies/2588/cross-holdings. Share changes include stock splits.

Major shareholders

As of fiscal year end 2026-03-31

Shareholder	Shares	Ratio
株式会社HCMAアルファ	12,352,850	40.44%
株式会社光通信	9,046,070	29.62%
株式会社日本カストディ銀行（信託口）	2,735,100	8.96%
individual holder	1,194,000	3.91%
individual holder	496,450	1.63%
individual holder	353,560	1.16%
individual holder	328,810	1.08%
プレミアムウォーターホールディングス従業員持株会	238,190	0.78%
日本テクノロジーベンチャーパートナーズアイ六号投資事業有限責任組合	222,100	0.73%
individual holder	172,700	0.57%

U.S. funds holding 2588

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

16 U.S. funds held 38,400 shares worth $0.9m.

Fund	Shares	Value	% of fund	As of
INTERNATIONAL CORE EQUITY 2 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC	9,200	$0.2m	0.000%	2026-07-31
THE JAPANESE SMALL COMPANY SERIES DFA INVESTMENT TRUST CO	7,500	$0.2m	0.004%	2026-07-31
Dimensional International Core Equity 2 ETF Dimensional ETF Trust	7,200	$0.2m	0.001%	2026-07-31
Dimensional World ex. U.S. Core Equity 2 ETF Dimensional ETF Trust	4,400	$0.1m	0.001%	2026-07-31
World ex U.S. Core Equity Portfolio DFA INVESTMENT DIMENSIONS GROUP INC	1,800	$0.0m	0.001%	2026-07-31

Up to 25 funds per stock via the API.

Get this as JSON

GET /v1/companies/2588
GET /v1/companies/2588/financials
GET /v1/companies/2588/details
GET /v1/companies/2588/segments
GET /v1/companies/2588/voting
GET /v1/companies/2588/tender-offers
GET /v1/companies/2588/indicators
GET /v1/companies/2588/earnings-releases
GET /v1/events?ticker=2588
GET /v1/companies/2588/trades         
GET /v1/companies/2588/cross-holdings 
GET /v1/companies/2588/brief

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