MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

ADAGE CAPITAL PARTNERS GP, L.L.C.'s Holding History (CIK: 0001165408)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 2,687,850 Value ($000) $282,923 Avg Close $93.24 Range $81.31 - $107.59
Q3 2025
Shares 1,053,634 Value ($000) $88,432 Avg Close $81.01 Range $75.27 - $86.24
Q2 2025
Shares 1,425,186 Value ($000) $112,818 Avg Close $77.39 Range $71.26 - $87.25
Q1 2025
Shares 2,026,500 Value ($000) $181,899 Avg Close $90.12 Range $78.10 - $99.24
Q4 2024
Shares 1,495,561 Value ($000) $148,778 Avg Close $98.70 Range $90.33 - $109.75
Q3 2024
Shares 1,492,861 Value ($000) $169,529 Avg Close $112.96 Range $105.16 - $123.40
Q2 2024
Shares 3,171,187 Value ($000) $392,593 Avg Close $121.72 Range $114.80 - $127.87
Q1 2024
Shares 3,375,591 Value ($000) $445,409 Avg Close $115.77 Range $102.41 - $125.66
Q4 2023
Shares 1,895,823 Value ($000) $206,683 Avg Close $96.81 Range $92.34 - $102.48
Q3 2023
Shares 2,858,839 Value ($000) $294,317 Avg Close $99.84 Range $95.67 - $106.04
Q2 2023
Shares 2,859,032 Value ($000) $329,904 Avg Close $104.47 Range $97.02 - $109.95
Q1 2023
Shares 2,600,625 Value ($000) $276,680 Avg Close $98.68 Range $92.86 - $105.40
Q4 2022
Shares 2,719,325 Value ($000) $301,709 Avg Close $92.80 Range $77.99 - $103.03
Q3 2022
Shares 2,315,061 Value ($000) $199,373 Avg Close $80.41 Range $76.51 - $85.75
Q2 2022
Shares 1,513,376 Value ($000) $137,974 Avg Close $79.21 Range $72.83 - $86.09
Q1 2022
Shares 1,202,676 Value ($000) $98,680 Avg Close $69.85 Range $64.44 - $74.38
Q4 2021
Shares 1,761,676 Value ($000) $135,015 Avg Close $69.89 Range $62.63 - $80.06
Q3 2021
Shares 1,801,106 Value ($000) $135,281 Avg Close $66.14 Range $62.09 - $68.78
Q2 2021
Shares 1,505,106 Value ($000) $117,052 Avg Close $64.14 Range $59.83 - $67.79
Q1 2021
Shares 3,351,306 Value ($000) $258,352 Avg Close $63.06 Range $58.39 - $69.69
Q4 2020
Shares 1,049,006 Value ($000) $85,809 Avg Close $64.85 Range $59.73 - $68.80
Q3 2020
Shares 2,306,506 Value ($000) $191,325 Avg Close $65.93 Range $60.98 - $70.41
Q2 2020
Shares 2,233,206 Value ($000) $172,694 Avg Close $62.87 Range $58.07 - $67.36
Q1 2020
Shares 2,827,906 Value ($000) $217,579 Avg Close $65.09 Range $51.91 - $72.71
Q4 2019
Shares 3,470,591 Value ($000) $315,650 Avg Close $67.55 Range $62.89 - $73.10
Q3 2019
Shares 3,658,391 Value ($000) $307,963 Avg Close $65.47 Range $61.22 - $68.01
Q2 2019
Shares 3,687,091 Value ($000) $309,163 Avg Close $62.14 Range $55.86 - $67.34
Q1 2019
Shares 4,244,193 Value ($000) $352,990 Avg Close $60.29 Range $55.35 - $64.55
Q4 2018
Shares 5,385,793 Value ($000) $411,528 Avg Close $56.50 Range $50.42 - $61.17
Q3 2018
Shares 6,511,933 Value ($000) $461,957 Avg Close $50.65 Range $45.40 - $54.60
Q2 2018
Shares 6,573,233 Value ($000) $398,995 Avg Close $44.52 Range $39.72 - $47.34
Q1 2018
Shares 3,261,093 Value ($000) $177,632 Avg Close $42.25 Range $39.59 - $47.54
Q4 2017
Shares 3,982,693 Value ($000) $224,106 Avg Close $43.00 Range $39.63 - $47.96
Q3 2017
Shares 4,557,293 Value ($000) $291,803 Avg Close $46.68 Range $44.87 - $49.08
Q2 2017
Shares 4,247,993 Value ($000) $272,254 Avg Close $46.54 Range $45.06 - $48.72
Q1 2017
Shares 3,963,343 Value ($000) $251,831 Avg Close $46.06 Range $42.70 - $48.31
Q4 2016
Shares 4,758,343 Value ($000) $280,124 Avg Close $44.08 Range $41.83 - $46.98
Q3 2016
Shares 5,147,943 Value ($000) $321,283 Avg Close $43.73 Range $40.74 - $45.59
Q2 2016
Shares 3,226,593 Value ($000) $185,884 Avg Close $39.48 Range $37.06 - $41.09
Q1 2016
Shares 3,567,493 Value ($000) $188,756 Avg Close $36.03 Range $33.60 - $37.88
Q4 2015
Shares 3,967,393 Value ($000) $209,558 Avg Close $36.77 Range $33.58 - $38.73
Q3 2015
Shares 4,335,993 Value ($000) $214,155 Avg Close $38.40 Range $31.46 - $41.36
Q2 2015
Shares 4,628,593 Value ($000) $263,506 Avg Close $40.23 Range $38.42 - $42.17
Q1 2015
Shares 4,000,627 Value ($000) $229,956 Avg Close $40.30 Range $37.94 - $43.13
Q4 2014
Shares 4,348,678 Value ($000) $246,961 Avg Close $39.35 Range $35.32 - $41.85
Q3 2014
Shares 4,524,578 Value ($000) $268,217 Avg Close $39.37 Range $37.12 - $41.03
Q2 2014
Shares 5,107,578 Value ($000) $295,473 Avg Close $37.96 Range $36.06 - $39.67
Q1 2014
Shares 4,619,978 Value ($000) $262,276 Avg Close $35.76 Range $32.43 - $37.92
Q4 2013
Shares 3,693,478 Value ($000) $184,859 Avg Close $31.29 Range $29.09 - $32.94
Q3 2013
Shares 3,898,478 Value ($000) $185,603 Avg Close $30.97 Range $29.74 - $31.75
Q2 2013
Shares 4,357,878 Value ($000) $202,423 Avg Close $30.02 Range $28.02 - $32.11
Q1 2013
Shares 3,970,578 Value ($000) $175,500 Avg Close $27.22 Range $25.89 - $28.80