Legg Mason Asset Management (Japan) Co., Ltd.: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Legg Mason Asset Management (Japan) Co., Ltd. on MRK, newest first. How the timeline and the estimate are built.

Legg Mason Asset Management (Japan) Co., Ltd. held 11,492 MRK shares at 2021-12-31 per its 13F-HR filed 2022-02-14.

the latest 13F is the newest step

period ended2021-12-31
13F 11,492 shares
Change vs previous 13F -1,984 shares
0.97% of the 13F portfolio, value $881,000.
13F-HR 0000038777-22-000082 filed by Legg Mason Asset Management (Japan) Co., Ltd.
Filed 2022-02-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:36:54 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2021-09-30
13F 13,476 shares
Change vs previous 13F +700 shares
1.17% of the 13F portfolio, value $1,012,000.
13F-HR 0000038777-21-000175 filed by Legg Mason Asset Management (Japan) Co., Ltd.
Filed 2021-11-12 (acceptance time not in the bulk data set), ingested 2026-10-07 18:37:51 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2021-06-30
13F 12,776 shares
Change vs previous 13F +1,290 shares
1.09% of the 13F portfolio, value $994,000.
13F-HR 0000038777-21-000160 filed by Legg Mason Asset Management (Japan) Co., Ltd.
Filed 2021-08-13 (acceptance time not in the bulk data set), ingested 2026-10-07 18:38:33 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2021-03-31
13F 11,486 shares
Change vs previous 13F +2,119 shares
0.96% of the 13F portfolio, value $885,000.
13F-HR 0000038777-21-000099 filed by Legg Mason Asset Management (Japan) Co., Ltd.
Filed 2021-05-13 (acceptance time not in the bulk data set), ingested 2026-10-07 18:39:37 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2020-06-30
13F 9,367 shares
Change vs previous 13F 0 shares
0.8% of the 13F portfolio, value $725,000.
13F-HR 0001567619-20-015201 filed by Legg Mason Asset Management (Japan) Co., Ltd.
Filed 2020-08-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:52:28 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2020-03-31
13F 9,367 shares
Change vs previous 13F not available
0.97% of the 13F portfolio, value $721,000.
13F-HR 0001567619-20-010301 filed by Legg Mason Asset Management (Japan) Co., Ltd.
Filed 2020-05-15 (acceptance time not in the bulk data set), ingested 2026-10-07 18:53:21 UTC
Acceptance time not in the bulk data set (spec §4.2).