InsidersTradesSigma
深水海纳 Stock: price and directors' dealings · China · SSE / SZSE (CSRC)
Track the 深水海纳 share price and the full insider trade history of the company, a listed issuer based in China. Shares trade on CN CN, under the authority of SSE / SZSE (CSRC). Operating in the Construction sector, 深水海纳 has published 19 insider filings. Market capitalisation: €2bn. The latest transaction was disclosed on 31 March 2026 (Sale). Among the most active insiders: 李琴. All data is openly available.
19
Insider Decl.
0
Thresholds
€864,074
2 ops.
Buy Volume
€7m
17 ops.
Sell Volume
22Σ signal
Informational score on this market. Our backtest validates the signal only on 8 EU venues; elsewhere (notably US markets) insider buys historically invert or do not hold. Not a recommendation.
Fundamental score
Ranked 22,434 of 25,791 companies
25.0
score / 100
Value33
Quality17
FCF yld1.6%
Earn yld-7.9%
EV/EBITDA·
ROE-32%
Gross mgn28%
Net mgn-48%
Debt/EBITDA·
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Sigma AI Analysis
Fundamental view, insider signal, bull and bear case, synthesis.
AI-generated analysis. Opinion, not investment advice. Not backtested. Built from public filings and financials. No price target, no buy or sell recommendation.
Last declaration on 31 March 2026
Declarations19 total
2,145,039 sharesA股XSHESZSE:273000000255320160
469,000 sharesA股XSHESZSE:173000008453600160
150,000 sharesA股XSHESZSE:173000008453652060
400,000 sharesA股XSHESZSE:173000006924534720
1,170,000 sharesA股XSHESZSE:173000006659991780
19 of 19 declarations