- Title:
Net Asset Value(s) - Time:
12:49:36 - Date:
22 Dec 2025 - Category:
Corporate updates - ID:
5193M
|
FUND: |
UBS Core BBG US Treasury 1-3 UCITS ETF |
|
ISIN CODE: |
LU0721552544 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
24.619 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
716264 |
|
|
|
|
FUND: |
UBS Core BBG US Treasury 1-10 UCITS ETF |
|
ISIN CODE: |
LU0721552973 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
38.8462 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
232110 |
|
|
|
|
FUND: |
UBS BBG MSCI Euro Area Liquid Corp Sustainable UCITS ETF |
|
ISIN CODE: |
LU1484799769 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
13.1256 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
45248086 |
|
|
|
|
FUND: |
UBS BBG MSCI US Liquid Corp Sustainable UCITS ETF |
|
ISIN CODE: |
LU1215461085 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
15.117 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
3841727 |
|
|
|
|
FUND: |
UBS BBG TIPS 10+ UCITS ETF |
|
ISIN CODE: |
LU1459802754 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
9.859 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
7896834 |
|
|
|
|
FUND: |
UBS BBG TIPS 1-10 UCITS ETF |
|
ISIN CODE: |
LU1459801947 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
15.8016 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
2934107 |
|
|
|
|
FUND: |
UBS BBG TIPS 1-10 UCITS ETF |
|
ISIN CODE: |
LU1459801434 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
12.0855 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
6759918 |
|
|
|
|
FUND: |
UBS BBG US Liquid Corp 1-5 UCITS ETF |
|
ISIN CODE: |
LU1048315326 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
12.653 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
1307248 |
|
|
|
|
FUND: |
UBS BBG US Liquid Corp 1-5 UCITS ETF |
|
ISIN CODE: |
LU1048314949 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
14.0703 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
18058746 |
|
|
|
|
FUND: |
UBS BBG US Liquid Corp UCITS ETF |
|
ISIN CODE: |
LU1048317298 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
14.1546 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
6413822 |
|
|
|
|
FUND: |
UBS BBG US Liquid Corp UCITS ETF |
|
ISIN CODE: |
LU1048316647 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
15.1312 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
5948435 |
|
|
|
|
FUND: |
UBS BBG USD EM Sovereign UCITS ETF |
|
ISIN CODE: |
LU1324516480 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
8.4723 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
9260887 |
|
|
|
|
FUND: |
UBS BBG USD EM Sovereign UCITS ETF |
|
ISIN CODE: |
LU1324516050 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
9.6704 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
12666293 |
|
|
|
|
FUND: |
UBS EURO STOXX 50 UCITS ETF |
|
ISIN CODE: |
LU0136234068 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
57.9942 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
11264588 |
|
|
|
|
FUND: |
UBS Factor MSCI EMU Low Volatility UCITS ETF |
|
ISIN CODE: |
LU1215454460 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
17.4055 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
754439 |
|
|
|
|
FUND: |
UBS Factor MSCI EMU Prime Value Screened UCITS ETF |
|
ISIN CODE: |
LU1215452928 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
22.1824 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
2765378 |
|
|
|
|
FUND: |
UBS Factor MSCI EMU Quality Screened UCITS ETF |
|
ISIN CODE: |
LU1215451524 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
25.915 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
2827945 |
|
|
|
|
FUND: |
UBS FTSE 100 UCITS ETF |
|
ISIN CODE: |
LU0136242590 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
91.4078 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
849157 |
|
|
|
|
FUND: |
UBS MSCI Canada UCITS ETF |
|
ISIN CODE: |
LU0446734872 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
82.1432 |
|
BASE CURRENCY: |
CAD |
|
NUMBER OF SHARES IN ISSUE: |
16671155 |
|
|
|
|
FUND: |
UBS MSCI Canada UCITS ETF |
|
ISIN CODE: |
LU1130156323 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
30.7849 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
2717180 |
|
|
|
|
FUND: |
UBS MSCI EM Socially Responsible UCITS ETF |
|
ISIN CODE: |
LU1048313891 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
17.6201 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
120756667 |
|
|
|
|
FUND: |
UBS Core MSCI EM UCITS ETF |
|
ISIN CODE: |
LU0480132876 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
136.1978 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
16271314 |
|
|
|
|
FUND: |
UBS MSCI EMU Small Cap UCITS ETF |
|
ISIN CODE: |
LU0671493277 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
139.4938 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
2414040 |
|
|
|
|
FUND: |
UBS MSCI EMU Socially Responsible UCITS ETF |
|
ISIN CODE: |
LU0629460675 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
134.7254 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
5717105 |
|
|
|
|
FUND: |
UBS Core MSCI EMU UCITS ETF |
|
ISIN CODE: |
LU0147308422 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
193.5781 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
7951043 |
|
|
|
|
FUND: |
UBS MSCI EMU Value UCITS ETF |
|
ISIN CODE: |
LU0446734369 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
57.6691 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
4496061 |
|
|
|
|
FUND: |
UBS Core MSCI Europe UCITS ETF |
|
ISIN CODE: |
LU0446734104 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
96.6373 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
8955512 |
|
|
|
|
FUND: |
UBS MSCI Japan Socially Responsible UCITS ETF |
|
ISIN CODE: |
LU1230561679 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
4699.4303 |
|
BASE CURRENCY: |
JPY |
|
NUMBER OF SHARES IN ISSUE: |
9801584 |
|
|
|
|
FUND: |
UBS Core MSCI Japan UCITS ETF |
|
ISIN CODE: |
LU0136240974 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
10410.9158 |
|
BASE CURRENCY: |
JPY |
|
NUMBER OF SHARES IN ISSUE: |
19185550 |
|
|
|
|
FUND: |
UBS MSCI Pacific ex Japan UCITS ETF |
|
ISIN CODE: |
LU0446734526 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
49.6724 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
1547479 |
|
|
|
|
FUND: |
UBS MSCI Pacific Socially Responsible UCITS ETF |
|
ISIN CODE: |
LU0629460832 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
86.3493 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
11343243 |
|
|
|
|
FUND: |
UBS MSCI Switzerland 20/35 UCITS ETF |
|
ISIN CODE: |
LU1169830525 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
30.3081 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
416832 |
|
|
|
|
FUND: |
UBS MSCI Switzerland 20/35 UCITS ETF |
|
ISIN CODE: |
LU1169830442 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
25.2855 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
3180049 |
|
|
|
|
FUND: |
UBS MSCI United Kingdom UCITS ETF |
|
ISIN CODE: |
LU0950670850 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
39.6909 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
46292394 |
|
|
|
|
FUND: |
UBS MSCI United Kingdom UCITS ETF |
|
ISIN CODE: |
LU0937836467 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
25.205 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
1967506 |
|
|
|
|
FUND: |
UBS MSCI USA Socially Responsible UCITS ETF |
|
ISIN CODE: |
LU0629460089 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
257.9312 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
3224971 |
|
|
|
|
FUND: |
UBS MSCI USA UCITS ETF |
|
ISIN CODE: |
LU0136234654 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
661.7527 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
799059 |
|
|
|
|
FUND: |
UBS MSCI World Socially Responsible UCITS ETF |
|
ISIN CODE: |
LU0629459743 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
187.0967 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
24743496 |
|
|
|
|
FUND: |
UBS MSCI World UCITS ETF |
|
ISIN CODE: |
LU0340285161 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
443.4252 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
3513443 |
|
|
|
|
FUND: |
UBS Core MSCI EMU UCITS ETF |
|
ISIN CODE: |
LU1169820138 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
20.8123 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
1266929 |
|
|
|
|
FUND: |
UBS Core MSCI EMU UCITS ETF |
|
ISIN CODE: |
LU1169819981 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
16.626 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
3556708 |
|
|
|
|
FUND: |
UBS Core MSCI Japan UCITS ETF |
|
ISIN CODE: |
LU1169822340 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
26.7864 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
3825934 |
|
|
|
|
FUND: |
UBS BBG Euro Inflation Linked 1-10 UCITS ETF |
|
ISIN CODE: |
LU1645380368 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
14.4271 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
12903936 |
|
|
|
|
FUND: |
UBS J.P. Morgan USD EM Diversified Bond 1-5 UCITS ETF |
|
ISIN CODE: |
LU1645385839 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
11.151 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
4858444 |
|
|
|
|
FUND: |
UBS MSCI EMU Select Factor Mix UCITS ETF |
|
ISIN CODE: |
LU1804202403 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
16.7271 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
874279 |
|
|
|
|
FUND: |
UBS BBG MSCI US Liquid Corp Sustainable UCITS ETF |
|
ISIN CODE: |
LU1215461598 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
9.1583 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
6883060 |
|
|
|
|
FUND: |
UBS Sustainable Development Bank Bonds UCITS ETF |
|
ISIN CODE: |
LU1852212965 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
10.9531 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
3886338 |
|
|
|
|
FUND: |
UBS BBG TIPS 10+ UCITS ETF |
|
ISIN CODE: |
LU1459803133 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
8.6927 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
3714921 |
|
|
|
|
FUND: |
UBS J.P. Morgan USD EM IG Screened Diversified Bond UCITS ETF |
|
ISIN CODE: |
LU1974695790 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
14.1035 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
19574410 |
|
|
|
|
FUND: |
UBS MSCI China Universal UCITS ETF |
|
ISIN CODE: |
LU1953188833 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
11.3542 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
40844627 |
|
|
|
|
FUND: |
UBS J.P. Morgan Global Gov ESG Liquid Bond UCITS ETF |
|
ISIN CODE: |
LU1974693662 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
9.7073 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
8298290 |
|
|
|
|
FUND: |
UBS Sustainable Development Bank Bonds UCITS ETF |
|
ISIN CODE: |
LU1852212023 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
10.5177 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
9382970 |
|
|
|
|
FUND: |
UBS MSCI EMU Socially Responsible UCITS ETF |
|
ISIN CODE: |
LU1280300853 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
20.4935 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
4234657 |
|
|
|
|
FUND: |
UBS J.P. Morgan Global Gov ESG Liquid Bond UCITS ETF |
|
ISIN CODE: |
LU1974694637 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
11.2517 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
1701228 |
|
|
|
|
FUND: |
UBS Solactive China Technology UCITS ETF |
|
ISIN CODE: |
LU2265794276 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
8.4036 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
77395341 |
|
|
|
|
FUND: |
UBS BBG Japan Treasury 1-3 UCITS ETF |
|
ISIN CODE: |
LU2098179695 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
1160.9957 |
|
BASE CURRENCY: |
JPY |
|
NUMBER OF SHARES IN ISSUE: |
95434980 |
|
|
|
|
FUND: |
UBS BBG MSCI US Liquid Corp 1-5 Sustainable UCITS ETF |
|
ISIN CODE: |
LU2408467723 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
13.2221 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
1345722 |
|
|
|
|
FUND: |
UBS MSCI Europe Socially Responsible UCITS ETF |
|
ISIN CODE: |
LU2206597804 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
16.7009 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
3627028 |
|
|
|
|
FUND: |
UBS MSCI Canada UCITS ETF |
|
ISIN CODE: |
LU0950672807 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
37.4633 |
|
BASE CURRENCY: |
CAD |
|
NUMBER OF SHARES IN ISSUE: |
18873032 |
|
|
|
|
FUND: |
UBS BBG TIPS 10+ UCITS ETF |
|
ISIN CODE: |
LU1459802838 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
11.6920 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
2450413 |
|
|
|
|
FUND: |
UBS BBG TIPS 10+ UCITS ETF |
|
ISIN CODE: |
LU1459803216 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
11.7259 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
3763197 |
|
|
|
|
FUND: |
UBS EUR AAA CLO UCITS ETF |
|
ISIN CODE: |
LU3028243718 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
10.2604 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
100000 |
|
|
|
|
FUND: |
UBS Core BBG Euro Inflation-Linked Bond 1-10 UCITS ETF EUR acc |
|
ISIN CODE: |
LU1645380442 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
8.5585 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
6726643 |
|
|
|
|
FUND: |
UBS Core MSCI Europe UCITS ETF EUR acc |
|
ISIN CODE: |
LU0950668524 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
10.4823 |
|
BASE CURRENCY: |
EUR |
|
NUMBER OF SHARES IN ISSUE: |
7953514 |
|
|
|
|
FUND: |
UBS EUR AAA CLO UCITS ETF hUSD dis |
|
ISIN CODE: |
LU3028243981 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
10.171 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
100000 |
|
|
|
|
FUND: |
UBS (Lux) Fund Solutions - UBS Sustainable Development Bank Bonds 1-5 |
|
ISIN CODE: |
LU3065099932 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
9.4545 |
|
BASE CURRENCY: |
GBP |
|
NUMBER OF SHARES IN ISSUE: |
11972397 |
|
|
|
|
FUND: |
UBS (Lux) Fund Solutions - UBS Solactive China Technology UCITS ETF |
|
ISIN CODE: |
LU2265794276 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
8.4036 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
77395341 |
|
|
|
|
FUND: |
UBS (Lux) Fund Solutions - UBS Sustainable Development Bank Bonds 1-5 |
|
ISIN CODE: |
LU3065087333 |
|
DEALING DATE: |
12/19/25 |
|
NAV PER SHARE: |
9.1998 |
|
BASE CURRENCY: |
USD |
|
NUMBER OF SHARES IN ISSUE: |
594232 |
Net Asset Value(s)12:49:3622 Dec 2025Corporate updates5193M