Robeco Institutional Asset Management B.V.: WAT position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Robeco Institutional Asset Management B.V. on WAT, newest first. How the timeline and the estimate are built.
Robeco Institutional Asset Management B.V. held 204,718 WAT shares at 2026-06-30 per its 13F-HR filed 2026-07-28.
the latest 13F is the newest step
- period ended2026-06-3013F 204,718 sharesChange vs previous 13F +18,490 shares
0.09% of the 13F portfolio, value $76,777,440.
13F-HR 0001418427-26-000003 filed by Robeco Schweiz AG
Filed (acceptance time not in the bulk data set), ingested- Robeco Schweiz AG: 152,195 shares
- Robeco Institutional Asset Management B.V.: 52,523 shares
Acceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 186,228 sharesChange vs previous 13F +28,194 shares
0.07% of the 13F portfolio, value $55,458,700.
13F-HR 0001418427-26-000002 filed by Robeco Schweiz AG
Filed (acceptance time not in the bulk data set), ingested- Robeco Schweiz AG: 144,872 shares
- Robeco Institutional Asset Management B.V.: 41,356 shares
Acceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 158,034 sharesChange vs previous 13F -218,786 shares
0.08% of the 13F portfolio, value $60,026,053.
13F-HR 0001418427-26-000001 filed by Robeco Schweiz AG
Filed (acceptance time not in the bulk data set), ingested- Robeco Schweiz AG: 132,093 shares
- Robeco Institutional Asset Management B.V.: 25,941 shares
Acceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 376,820 sharesChange vs previous 13F -324,135 shares
0.15% of the 13F portfolio, value $112,974,405.
13F-HR 0001418427-25-000002 filed by Robeco Schweiz AG
Filed (acceptance time not in the bulk data set), ingested- Robeco Schweiz AG: 347,801 shares
- Robeco Institutional Asset Management B.V.: 29,019 shares
Acceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 700,955 sharesChange vs previous 13F +115,111 shares
0.37% of the 13F portfolio, value $244,661,332.
13F-HR 0001085146-25-003972 filed by Robeco Institutional Asset Management B.V.
Filed (acceptance time not in the bulk data set), ingested- Robeco Schweiz AG: 185,460 shares
- Robeco Institutional Asset Management B.V.: 515,495 shares
Acceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 585,844 sharesChange vs previous 13F -20,995 shares
0.39% of the 13F portfolio, value $215,924,521.
13F-HR 0001085146-25-002276 filed by Robeco Institutional Asset Management B.V.
Filed (acceptance time not in the bulk data set), ingested- Robeco Schweiz AG: 142,523 shares
- Robeco Institutional Asset Management B.V.: 443,321 shares
Acceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 606,839 sharesChange vs previous 13F -6,916 shares
0.39% of the 13F portfolio, value $225,125,131.
13F-HR 0001085146-25-000410 filed by Robeco Institutional Asset Management B.V.
Filed (acceptance time not in the bulk data set), ingested- Robeco Schweiz AG: 185,148 shares
- Robeco Institutional Asset Management B.V.: 421,691 shares
Acceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F 613,755 sharesChange vs previous 13F not available
0.4% of the 13F portfolio, value $220,884,288.
13F-HR 0001085146-24-005220 filed by Robeco Institutional Asset Management B.V.
Filed (acceptance time not in the bulk data set), ingested- Robeco Schweiz AG: 219,865 shares
- Robeco Institutional Asset Management B.V.: 393,890 shares
Acceptance time not in the bulk data set (spec §4.2).