Alphamab Oncology: O HKD

Exchange Code Listed Last trade Delisted
HK Main 09966  2019-12-12    
Stock code:
Show former holders

CCASS holdings on 2026-04-02

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Summary

Type of holder Holding Stake
%
Custodians 424,681,019 43.85
Brokers 292,380,517 30.19
Other intermediaries 171,451,000 17.70
Intermediaries 888,512,536 91.73
Named investors 0 0.00
Unnamed investors 17,000 0.00
Total in CCASS 888,529,536 91.74
Securities not in CCASS 80,045,161 8.26
Issued securities 968,574,697 100.00

Details

Row CCASS ID Name Holding Last
change
Stake
%
Cumul.
Stake
%
1 C00010 CITIBANK N.A. 320,968,717 2026-04-02 33.14 33.14
2 A00004 CHINA SECURITIES DEPOSITORY AND CLEARING 107,240,000 2026-04-01 11.07 44.21
3 B01890 GUOSEN SECURITIES (HK) BROKERAGE CO LTD 95,550,335 2026-03-13 9.87 54.08
4 C00019 THE HONGKONG AND SHANGHAI BANKING 64,437,846 2026-04-02 6.65 60.73
5 A00003 CHINA SECURITIES DEPOSITORY AND CLEARING 64,211,000 2026-04-02 6.63 67.36
6 B01274 MORGAN STANLEY HONG KONG SECURITIES LTD 48,740,020 2026-04-02 5.03 72.39
7 B01130 BOCI SECURITIES LTD 27,286,230 2026-04-02 2.82 75.21
8 B01955 FUTU SECURITIES INTERNATIONAL 19,046,787 2026-04-02 1.97 77.17
9 C00033 BANK OF CHINA (HONG KONG) LTD 15,988,000 2026-04-02 1.65 78.82
10 B01590 INTERACTIVE BROKERS HONG KONG LTD 13,376,085 2026-04-02 1.38 80.20
11 B01451 GOLDMAN SACHS (ASIA) SECURITIES LTD 13,110,000 2026-04-02 1.35 81.56
12 B01938 CHINA INDUSTRIAL SECURITIES 8,360,000 2026-04-01 0.86 82.42
13 B01224 MERRILL LYNCH FAR EAST LTD 8,052,695 2026-04-02 0.83 83.25
14 C00039 STANDARD CHARTERED BANK (HONG KONG) LTD 6,238,586 2026-04-01 0.64 83.90
15 B01901 CMB INTERNATIONAL SECURITIES LTD 5,419,000 2026-04-01 0.56 84.46
16 B01825 GUOYUAN SECURITIES BROKERAGE (HONG KONG) 5,054,000 2026-02-26 0.52 84.98
17 B01284 HANG SENG SECURITIES LTD 4,120,000 2026-04-02 0.43 85.40
18 B01668 BRIGHT SMART SECURITIES INTERNATIONAL 4,097,000 2026-04-02 0.42 85.83
19 C00016 DBS BANK LTD 3,888,000 2026-04-02 0.40 86.23
20 B01138 CLSA LTD 3,203,000 2026-03-18 0.33 86.56
21 C00042 CMB WING LUNG BANK LTD 3,179,000 2026-04-02 0.33 86.89
22 B01161 UBS SECURITIES HONG KONG LTD 3,123,874 2026-04-02 0.32 87.21
23 B01228 CITIC SECURITIES BROKERAGE (HK) LTD 2,890,000 2026-04-01 0.30 87.51
24 C00058 CHINA CITIC BANK INTERNATIONAL LTD 2,624,000 2026-03-31 0.27 87.78
25 B01826 GF SECURITIES (HONG KONG) BROKERAGE LTD 2,619,000 2026-03-16 0.27 88.05
26 B01686 FIRST SHANGHAI SECURITIES LTD 2,414,000 2026-03-31 0.25 88.30
27 C00093 BNP PARIBAS 2,395,570 2026-04-02 0.25 88.55
28 B02195 LONG BRIDGE HK LTD 2,053,057 2026-04-02 0.21 88.76
29 C00088 CHINA MERCHANTS BANK CO LTD 1,959,000 2026-04-01 0.20 88.96
30 B01654 CHINA INTERNATIONAL CAPITAL CORPORATION 1,943,000 2026-03-31 0.20 89.16
31 B02159 USMART SECURITIES LTD 1,829,000 2026-04-02 0.19 89.35
32 B02142 TIGER BROKERS (HK) GLOBAL LTD 1,770,000 2026-04-02 0.18 89.53
33 C00003 THE BANK OF EAST ASIA LTD 1,745,000 2026-04-01 0.18 89.71
34 B01610 KGI ASIA LTD 1,699,000 2026-04-02 0.18 89.89
35 B01565 GUOTAI JUNAN SECURITIES (HONG KONG) LTD 1,654,000 2026-04-02 0.17 90.06
36 B01885 HAFOO SECURITIES LTD 1,646,000 2026-04-02 0.17 90.23
37 B01345 PHILLIP SECURITIES (HONG KONG) LTD 1,434,000 2026-03-31 0.15 90.38
38 B01143 HAITONG INTERNATIONAL SECURITIES CO LTD 1,155,000 2026-04-01 0.12 90.50
39 B01727 ICBC (ASIA) SECURITIES LTD 1,126,000 2026-03-26 0.12 90.61
40 B01148 CHINA MERCHANTS SECURITIES (HK) CO LTD 1,095,000 2026-04-02 0.11 90.73
41 B02176 PING AN SECURITIES (HONG KONG) CO LTD 877,000 2026-02-27 0.09 90.82
42 B01118 EAST ASIA SECURITIES CO LTD 720,000 2026-02-06 0.07 90.89
43 B01089 HSBC BROKING SECURITIES (HONG KONG) LTD 619,000 2025-10-20 0.06 90.95
44 B01353 UOB KAY HIAN (HONG KONG) LTD 511,000 2026-03-12 0.05 91.01
45 B01904 VALUABLE CAPITAL LTD 465,000 2026-04-02 0.05 91.05
46 B01584 CHIEF SECURITIES LTD 434,000 2026-03-31 0.04 91.10
47 B02210 ARK GROUP HOLDINGS (HONG KONG) LTD 406,000 2026-03-31 0.04 91.14
48 B01866 ICBC INTERNATIONAL SECURITIES LTD 354,000 2025-12-19 0.04 91.18
49 B01181 FOSUN INTERNATIONAL SECURITIES LTD 348,000 2026-04-02 0.04 91.21
50 B01829 HUATAI FINANCIAL HOLDINGS (HONG KONG) 338,000 2026-04-02 0.03 91.25
51 C00028 NANYANG COMMERCIAL BANK LTD 338,000 2026-04-01 0.03 91.28
52 B01842 BOCOM INTERNATIONAL SECURITIES LTD 326,000 2026-01-30 0.03 91.32
53 C00002 BANK OF COMMUNICATIONS TRUSTEE LTD 314,000 2026-04-01 0.03 91.35
54 C00015 DBS BANK (HONG KONG) LTD 240,000 2026-03-30 0.02 91.37
55 B01256 SINOLINK SECURITIES (HONG KONG) CO LTD 226,000 2026-01-28 0.02 91.40
56 B01555 ABN AMRO CLEARING HONG KONG LTD 210,677 2026-04-02 0.02 91.42
57 B01905 SDIC SECURITIES (HONG KONG) LTD 165,000 2026-03-31 0.02 91.44
58 B01929 CHINA GALAXY INTERNATIONAL SECURITIES 164,000 2026-03-20 0.02 91.45
59 B01959 ZHONGTAI INTERNATIONAL SECURITIES LTD 151,000 2026-04-01 0.02 91.47
60 B01115 SHENWAN HONGYUAN SECURITIES (H.K.) LTD 149,000 2026-03-27 0.02 91.48
61 B01858 YUANTA SECURITIES (HONG KONG) CO LTD 149,000 2026-03-31 0.02 91.50
62 B01183 CHONG HING SECURITIES LTD 134,000 2026-04-02 0.01 91.51
63 B02102 ZINVEST GLOBAL LTD 110,000 2026-04-02 0.01 91.53
64 C00018 HANG SENG BANK LTD 109,000 2025-04-22 0.01 91.54
65 B01343 CELETIO INVESTMENTS LTD 106,000 2025-10-30 0.01 91.55
66 B01673 FULBRIGHT SECURITIES LTD 99,000 2026-03-30 0.01 91.56
67 B01086 EVERBRIGHT SECURITIES INVESTMENT 96,000 2026-03-23 0.01 91.57
68 B02073 SOLOMON JFZ (ASIA) HOLDINGS LTD 92,000 2025-12-18 0.01 91.58
69 B01973 PC SECURITIES LTD 90,000 2025-09-18 0.01 91.59
70 B01265 OCBC SECURITIES BROKERAGE (HK) LTD 89,000 2026-03-23 0.01 91.60
71 C00037 SHANGHAI COMMERCIAL BANK LTD 84,000 2026-03-30 0.01 91.60
72 B01695 DAH SING SECURITIES LTD 79,000 2026-04-02 0.01 91.61
73 C00036 CHINA CONSTRUCTION BANK (ASIA) 76,000 2026-03-13 0.01 91.62
74 B01413 CORE PACIFIC - YAMAICHI INTERNATIONAL 69,000 2026-01-30 0.01 91.63
75 B01900 ORIENT SECURITIES (HONG KONG) LTD 66,000 2026-03-02 0.01 91.63
76 B01497 SINOPAC SECURITIES (ASIA) LTD 61,000 2026-03-24 0.01 91.64
77 B02132 BOOM SECURITIES (H.K.) LTD 56,000 2026-02-03 0.01 91.65
78 B02032 FORTHRIGHT SECURITIES CO LTD 55,000 2026-03-20 0.01 91.65
79 C00048 CHIYU BANKING CORPORATION LTD 54,000 2026-02-27 0.01 91.66
80 B01853 CMBC SECURITIES CO LTD 54,000 2025-11-28 0.01 91.66
81 B02175 WEBULL SECURITIES LTD 52,000 2026-03-02 0.01 91.67
82 B02045 AAA SECURITIES CO. LTD 51,000 2025-08-26 0.01 91.67
83 B02078 AFFLUX SECURITIES LTD 50,000 2025-11-24 0.01 91.68
84 B01962 CHINA SECURITIES (INTERNATIONAL) 46,000 2026-03-09 0.00 91.68
85 B01169 PUBLIC FINANCIAL SECURITIES LTD 43,000 2026-03-26 0.00 91.69
86 B02120 LIVERMORE HOLDINGS LTD 35,000 2026-02-04 0.00 91.69
87 B01119 CELESTIAL SECURITIES LTD 33,000 2026-01-29 0.00 91.69
88 C00111 SOCIETE GENERALE 27,300 2026-04-02 0.00 91.70
89 B02047 EDDID SECURITIES AND FUTURES LTD 22,000 2026-02-05 0.00 91.70
90 B01338 EMPEROR SECURITIES LTD 20,000 2026-02-25 0.00 91.70
91 B01523 EVER-LONG SECURITIES CO LTD 20,000 2026-01-05 0.00 91.70
92 B01347 CGS INTERNATIONAL SECURITIES HK LTD 17,000 2025-10-28 0.00 91.71
93 B01700 REALINK FINANCIAL TRADE LTD 16,000 2026-03-20 0.00 91.71
94 C00041 OCBC BANK (HONG KONG) LTD 15,000 2025-10-14 0.00 91.71
95 B01184 QUAM SECURITIES LTD 13,000 2026-03-27 0.00 91.71
96 B01623 TAI FUNG KUENTAI SECURITIES CO LTD 13,000 2026-03-02 0.00 91.71
97 B02206 ZIRCON SECURITIES (HK) LTD 13,000 2026-04-01 0.00 91.71
98 B01762 DBS VICKERS (HONG KONG) LTD 12,000 2025-11-11 0.00 91.71
99 B01209 MASON SECURITIES LTD 11,000 2025-10-21 0.00 91.72
100 B01289 SOUTH CHINA SECURITIES LTD 11,000 2026-01-05 0.00 91.72
101 B01814 WELL LINK SECURITIES LTD 11,000 2026-04-01 0.00 91.72
102 B01252 CORPORATE BROKERS LTD 10,000 2026-03-25 0.00 91.72
103 B01777 DAIWA CAPITAL MARKETS HONG KONG LTD 10,000 2025-08-01 0.00 91.72
104 B01978 FOUNDER SECURITIES (HONG KONG) LTD 10,000 2026-02-26 0.00 91.72
105 B01705 HENIK SECURITIES LTD 10,000 2020-06-30 0.00 91.72
106 B01264 MIB SECURITIES (HONG KONG) LTD 10,000 2026-01-16 0.00 91.72
107 B01710 SINO-RICH SECURITIES & FUTURES LTD 10,000 2026-01-29 0.00 91.72
108 B01564 ABCI SECURITIES CO LTD 8,000 2025-09-24 0.00 91.72
109 B01813 CCB INTERNATIONAL SECURITIES LTD 8,000 2026-03-30 0.00 91.73
110 B01324 FUNDERSTONE SECURITIES LTD 8,000 2025-12-15 0.00 91.73
111 B01848 CATHAY SECURITIES (HONG KONG) LTD 6,000 2026-01-02 0.00 91.73
112 B01459 IFAST SECURITIES (HK) LTD 6,000 2026-04-02 0.00 91.73
113 B01789 HO FUNG SHARES INVESTMENT LTD 5,000 2025-09-16 0.00 91.73
114 B01514 KARL-THOMSON SECURITIES CO LTD 5,000 2025-10-15 0.00 91.73
115 B01915 METAVERSE SECURITIES LTD 5,000 2026-02-03 0.00 91.73
116 B01328 BAN HIN SECURITIES CO LTD 4,000 2026-01-26 0.00 91.73
117 B02183 SPDB INTERNATIONAL SECURITIES LTD 4,000 2025-10-08 0.00 91.73
118 B01967 YUNFENG SECURITIES LTD 4,000 2026-01-27 0.00 91.73
119 B01981 BLUESTONE SECURITIES (HK) CO LTD 3,000 2025-07-17 0.00 91.73
120 B01373 CHRISTFUND SECURITIES LTD 3,000 2025-11-04 0.00 91.73
121 B01494 AUDREY CHOW SECURITIES LTD 2,000 2026-01-22 0.00 91.73
122 B01948 CAITONG INTERNATIONAL SECURITIES CO LTD 2,000 2026-01-02 0.00 91.73
123 B02099 DA INTERNATIONAL FINANCIAL SERVICE LTD 2,000 2025-08-13 0.00 91.73
124 B01356 DELTA ASIA SECURITIES LTD 2,000 2026-01-06 0.00 91.73
125 B01298 GET NICE SECURITIES LTD 2,000 2026-03-04 0.00 91.73
126 B01470 HUNG SING SECURITIES LTD 2,000 2023-01-09 0.00 91.73
127 B01173 RIFA SECURITIES LTD 2,000 2025-03-20 0.00 91.73
128 B01940 SOFI SECURITIES (HONG KONG) LTD 2,000 2026-04-02 0.00 91.73
129 B01447 BETA INTERNATIONAL SECURITIES LIMITED 1,000 2026-01-29 0.00 91.73
130 B01483 BULLISH SECURITIES LTD 1,000 2023-01-12 0.00 91.73
131 B01649 CINDA INTERNATIONAL SECURITIES LTD 1,000 2025-12-16 0.00 91.73
132 B01271 HANG TAI SECURITIES LTD 1,000 2023-04-20 0.00 91.73
133 B01433 HING WAI ALLIED SECURITIES LTD 1,000 2025-08-26 0.00 91.73
134 B01525 KEE CHEONG SECURITIES CO LTD 1,000 2023-02-06 0.00 91.73
135 B01843 TELECOM KING SECURITIES LTD 1,000 2025-07-22 0.00 91.73
136 B01963 TFI SECURITIES AND FUTURES LTD 1,000 2026-03-19 0.00 91.73
137 B01445 VICTORY SECURITIES CO LTD 1,000 2025-10-22 0.00 91.73
138 B01425 WELLFULL SECURITIES CO LTD 1,000 2019-12-12 0.00 91.73
139 B01769 ONE CHINA SECURITIES LTD 680 2026-04-02 0.00 91.73
140 B01340 LEHIN SECURITIES LTD 543 2026-02-05 0.00 91.73
141 B01240 TSUN CHI YUEN SECURITIES CO LTD 445 2025-12-18 0.00 91.73
142 B01423 PRUDENTIAL BROKERAGE LTD 89 2025-10-28 0.00 91.73
142 Total named holdings 888,512,536 91.73
4 Unnamed Investor Partipants 17,000 0.00
146 Total in CCASS 888,529,536 91.74
Securities not in CCASS 80,045,161 8.26
Issued securities 968,574,697 2026-02-28 100.00

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