Investor Grantham, Mayo, Van Otterloo & Co. LLC
13D/G Filings

This page shows a list of all the recent 13D/G filings made by Grantham, Mayo, Van Otterloo & Co. LLC . Schedule 13D is commonly referred to as a “beneficial ownership report.” The term "beneficial owner" is defined under SEC rules. It includes any person who directly or indirectly shares voting power or investment power (the power to sell the security).

When a person or group of persons acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities, they are required to file a Schedule 13D within ten days after the purchase. Click the link icon to see the full transaction history.

Date Form Target Prev
Shares
Current
Shares
Change
(Percent)
Ownership
(Percent)
Change
(Percent)
2025-08-08 13G/A RUN / Sunrun Inc. 11,530,856 10,617,456
2025-08-08 13G/A SEDG / SolarEdge Technologies, Inc. 4,953,698 4,005,469
2025-08-08 13G/A ARRY / Array Technologies, Inc. 11,158,312 9,403,672
2025-08-08 13G/A GPRE / Green Plains Inc. 4,752,924 4,452,363
2025-05-01 13G/A KOS / Kosmos Energy Ltd. 32,627,567 39,887,828
2025-05-01 13G RUN / Sunrun Inc. 11,118,661 11,530,856
2025-05-01 13G/A KOS / Kosmos Energy Ltd. 32,627,567 39,887,828
2025-05-01 13G RUN / Sunrun Inc. 11,118,661 11,530,856
2025-05-01 13G/A CLNE / Clean Energy Fuels Corp. 16,086,394 13,228,248
2025-05-01 13G/A EAF / GrafTech International Ltd. 20,411,198 11,261,040
2025-05-01 13G/A EAF / GrafTech International Ltd. 20,411,198 11,261,040
2025-05-01 13G/A CLNE / Clean Energy Fuels Corp. 16,086,394 13,228,248
2025-02-13 13G/A SEDG / SolarEdge Technologies, Inc. 4,311,783 4,953,698
2025-02-12 13G/A KOS / Kosmos Energy Ltd. 23,134,180 32,627,567
2025-02-12 13G/A ARRY / Array Technologies, Inc. 8,138,112 11,158,312
2024-11-13 13G/A GYRO / Gyrodyne, LLC 119,248 0
2024-11-13 13G SEDG / SolarEdge Technologies, Inc. 4,311,783
2024-11-13 13G/A RUN / Sunrun Inc. 12,701,384 11,118,661
2024-11-13 13G/A CSIQ / Canadian Solar Inc. 5,340,382 0
2024-11-13 13G ARRY / Array Technologies, Inc. 8,138,112
2024-02-13 13G/A GYRO / Gyrodyne, LLC 119,248 119,248
2024-02-13 13G KOS / Kosmos Energy Ltd. 21,412,341 23,134,180
2024-02-13 13G RUN / Sunrun Inc. 12,701,384
2024-02-13 13G/A EAF / GrafTech International Ltd. 15,012,811 20,411,198
2024-02-13 13G/A GPRE / Green Plains Inc. 3,220,144 4,752,924
2024-02-13 13G CSIQ / Canadian Solar Inc. 2,923,035 5,340,382
2024-02-13 13G/A CLNE / Clean Energy Fuels Corp. 11,573,763 16,086,394
2024-02-13 13G/A AGRO / Adecoagro S.A. 5,831,072 3,386,585
2024-02-13 13G/A AMRC / Ameresco, Inc. 3,828,840 4,040,359
2024-02-13 13G/A AMTX / Aemetis, Inc. 2,043,443 1,815,264
2023-04-10 13G/A AMRC / Ameresco, Inc. 2,856,775 3,828,840
2023-02-13 13G KOS / Kosmos Energy Ltd. 28,126,664 21,412,341
2023-02-13 13G GPRE / Green Plains Inc. 3,220,144
2023-02-13 13G CLNE / Clean Energy Fuels Corp. 12,357,746 11,573,763
2023-02-13 13G GYRO / Gyrodyne, LLC 134,102 119,248
2023-02-13 13G EAF / GrafTech International Ltd. 15,012,811
2023-02-13 13G AMTX / Aemetis, Inc. 2,043,443
2023-02-13 13G AMRC / Ameresco, Inc. 2,856,775
2023-02-13 13G AGRO / Adecoagro S.A. 5,831,072
2023-02-13 13G CSIQ / Canadian Solar Inc. 3,215,741 2,923,035
2022-02-11 13G CSIQ / Canadian Solar Inc. 3,215,741
2022-02-11 13G CLNE / Clean Energy Fuels Corp. 12,357,746
2022-02-11 13G GYRO / Gyrodyne, LLC 148,088 134,102
2022-02-11 13G KOS / Kosmos Energy Ltd. 20,331,478 28,126,664
2021-02-12 13G GYRO / Gyrodyne, LLC 113,088 148,088
2021-02-12 13G KOS / Kosmos Energy Ltd. 20,331,478
2020-02-13 13G CYOU / Changyou.com, Ltd. 945,637 119,900
2020-02-13 13G EB / Eventbrite, Inc. 885,000 890,000
2019-02-13 13G EB / Eventbrite, Inc. 885,000
2019-02-13 13G CYOU / Changyou.com, Ltd. 931,195 945,637
2019-02-13 13G GYRO / Gyrodyne, LLC 119,888 113,088
2018-02-14 13G PVAC / Penn Virginia Corp. 896,732 252,261
2018-02-14 13G DHXM / DHX Media Ltd. 1,685,350 0
2018-02-14 13G 58441K100 / Media General, Inc. 7,679,010 0
2018-02-14 13G CYOU / Changyou.com, Ltd. 931,195
2017-02-13 13G BLD / TopBuild Corp. 2,467,288 1,187,139
2017-02-13 13G DHXM / DHX Media Ltd. 1,685,350
2017-02-13 13G 58441K100 / Media General, Inc. 7,679,010
2017-02-13 13G PJT / PJT Partners Inc. 1,030,877 440,623
2017-02-13 13G PBYI / Puma Biotechnology, Inc. 2,899,776 0
2017-01-20 13G PVAC / Penn Virginia Corp. 896,732
2017-01-20 13G PVA / Penn Virginia Corporation 896,732
2016-02-12 13G PBYI / Puma Biotechnology, Inc. 2,899,776
2016-02-12 13G GYRO / Gyrodyne, LLC 119,888
2016-02-12 13G VEC / V2X Inc 0
2016-02-12 13G PJT / PJT Partners Inc. 1,030,877
2016-02-12 13G BLD / TopBuild Corp. 2,467,288
2015-01-27 13G VEC / V2X Inc 599,321