China Oilfield Services Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

SZSC:2883 Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
16 Dec 24	SellHK$7,573,104	Fidelity International Ltd	Company	1,120,000	HK$6.76
14 Nov 24	SellHK$19,538,999	BlackRock, Inc.	Company	2,711,640	HK$7.21
14 Oct 24	SellHK$19,347,795	BlackRock, Inc.	Company	2,653,544	HK$7.29
12 Sep 24	BuyHK$8,212,788	Fidelity International Ltd	Company	1,310,000	HK$6.27
11 Sep 24	SellHK$12,205,152	Fidelity International Ltd	Company	1,882,000	HK$6.49
05 Sep 24	BuyHK$351,520	Fidelity International Ltd	Company	52,000	HK$6.76
02 Sep 24	SellHK$1,311,692	Fidelity International Ltd	Company	182,000	HK$7.21
29 Aug 24	BuyHK$7,669,123	Fidelity International Ltd	Company	1,058,000	HK$7.25
19 Jul 24	SellHK$8,818,887	Fidelity International Ltd	Company	1,274,000	HK$6.92
14 May 24	BuyHK$33,963,659	BlackRock, Inc.	Company	3,920,000	HK$8.66
09 Apr 24	SellHK$179,493,150	JPMorgan Chase & Co, Brokerage and Securities Investments	Company	20,768,185	HK$8.64
08 Apr 24	BuyHK$70,928,949	JPMorgan Chase & Co, Brokerage and Securities Investments	Company	7,992,353	HK$8.87
20 Mar 24	SellHK$4,990,212	BlackRock, Inc.	Company	630,300	HK$7.92
29 Jan 24	SellHK$5,407,746	BlackRock, Inc.	Company	734,000	HK$7.37

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of 2883?
Owner Type	Number of Shares	Ownership Percentage
Institutions	1,143,606,873	24%
General Public	1,217,135,827	25.5%
Private Companies	2,410,849,300	50.5%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 71.17% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
50.5%	China National Offshore Oil Corporation	2,410,849,300	HK$30.4b	0%	no data
4.16%	Fidelity International Ltd	198,430,000	HK$2.5b	0.63%	0.07%
2.89%	China Securities Finance Corp, Asset Management Arm	137,982,876	HK$1.7b	0%	0.33%
2.5%	BlackRock, Inc.	119,346,315	HK$1.5b	-20.3%	no data
1.66%	The Vanguard Group, Inc.	79,354,531	HK$1.0b	1.05%	no data
1.36%	Hermes Investment Management Limited	65,036,000	HK$819.6m	0%	0.34%
0.94%	T. Rowe Price Group, Inc.	44,724,352	HK$563.6m	-2.39%	0.01%
0.71%	Baillie Gifford & Co.	33,970,000	HK$428.1m	-15.9%	0.01%
0.69%	Harvest Fund Management Co. Ltd.	32,699,224	HK$412.1m	0%	0.07%
0.66%	Dimensional Fund Advisors LP	31,275,630	HK$394.1m	1.14%	no data
0.59%	Penghua Fund Management Co., Ltd.	28,337,932	HK$357.1m	-0.3%	0.2%
0.55%	JPMorgan Chase & Co, Brokerage and Securities Investments	26,236,988	HK$330.6m	0%	0.01%
0.49%	Zheshang Fund Management Co., Ltd.	23,275,700	HK$293.3m	0%	1.8%
0.45%	JP Morgan Asset Management	21,235,293	HK$267.6m	0%	no data
0.44%	China Merchants Fund Management Company Ltd.	21,140,247	HK$266.4m	0%	0.16%
0.41%	Amundi Asset Management SAS	19,734,513	HK$248.7m	0.72%	no data
0.4%	Norges Bank Investment Management	18,876,278	HK$237.9m	0%	no data
0.31%	Allianz Asset Management GmbH	14,947,800	HK$188.4m	0%	0.01%
0.28%	China Universal Asset Management Company Ltd.	13,566,661	HK$171.0m	0%	0.05%
0.27%	JOHCM (USA) Inc	12,728,384	HK$160.4m	12.7%	0.17%
0.19%	E Fund Management Co., Ltd.	9,143,476	HK$115.2m	0%	0.01%
0.18%	Fullgoal Fund Management Co. Ltd.	8,512,500	HK$107.3m	0%	0.03%
0.18%	Tianhong Asset Management Co., Ltd.	8,432,486	HK$106.3m	0%	0.08%
0.17%	Geode Capital Management, LLC	8,171,322	HK$103.0m	-3.45%	no data
0.17%	National Council for Social Security Fund	8,000,038	HK$100.8m	0%	0.02%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2024/12/30 19:09
End of Day Share Price	2024/12/30 00:00
Earnings	2024/09/30
Annual Earnings	2023/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more here.

Analysis Model and Snowflake

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Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

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Analyst Sources

China Oilfield Services Limited is covered by 59 analysts. 12 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Clement Chen	Barclays
Yong Liang Por	BNP Paribas Securities (Asia)
Cho Ming Lau	BOCI Research Ltd.