MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q4 2025
Shares 6,821,331 Value ($000) $718,013 Avg Close $93.24 Range $81.31 - $107.59
Q3 2025
Shares 968,054 Value ($000) $81,249 Avg Close $81.01 Range $75.27 - $86.24
Q1 2025
Shares 2,048,739 Value ($000) $183,895 Avg Close $90.12 Range $78.10 - $99.24
Q4 2024
Shares 5,281,710 Value ($000) $525,425 Avg Close $98.70 Range $90.33 - $109.75
Q3 2024
Shares 7,041,689 Value ($000) $799,654 Avg Close $112.96 Range $105.16 - $123.40
Q2 2024
Shares 8,242,067 Value ($000) $1,020,368 Avg Close $121.72 Range $114.80 - $127.87
Q1 2024
Shares 7,575,220 Value ($000) $999,550 Avg Close $115.77 Range $102.41 - $125.66
Q4 2023
Shares 6,318,171 Value ($000) $688,807 Avg Close $96.81 Range $92.34 - $102.48
Q3 2023
Shares 6,677,107 Value ($000) $687,408 Avg Close $99.84 Range $95.67 - $106.04
Q2 2023
Shares 1,839,871 Value ($000) $212,303 Avg Close $104.47 Range $97.02 - $109.95
Q1 2023
Shares 771,144 Value ($000) $82,042 Avg Close $98.68 Range $92.86 - $105.40
Q4 2022
Shares 2,486,668 Value ($000) $275,896 Avg Close $92.80 Range $77.99 - $103.03
Q3 2022
Shares 3,387,216 Value ($000) $291,707 Avg Close $80.41 Range $76.51 - $85.75
Q2 2022
Shares 2,155,490 Value ($000) $196,516 Avg Close $79.21 Range $72.83 - $86.09
Q1 2022
Shares 3,388,605 Value ($000) $278,035 Avg Close $69.85 Range $64.44 - $74.38
Q4 2021
Shares 2,217,206 Value ($000) $169,927 Avg Close $69.89 Range $62.63 - $80.06
Q3 2021
Shares 3,088,532 Value ($000) $231,980 Avg Close $66.14 Range $62.09 - $68.78
Q2 2021
Shares 2,950,110 Value ($000) $229,430 Avg Close $64.14 Range $59.83 - $67.79
Q1 2021
Shares 4,381,760 Value ($000) $337,790 Avg Close $63.06 Range $58.39 - $69.69
Q4 2020
Shares 4,941,534 Value ($000) $404,217 Avg Close $64.85 Range $59.73 - $68.80
Q3 2020
Shares 2,108,150 Value ($000) $174,871 Avg Close $65.93 Range $60.98 - $70.41
Q2 2020
Shares 1,331,524 Value ($000) $102,967 Avg Close $62.87 Range $58.07 - $67.36
Q1 2020
Shares 1,433,760 Value ($000) $110,314 Avg Close $65.09 Range $51.91 - $72.71
Q4 2019
Shares 937,018 Value ($000) $85,222 Avg Close $67.55 Range $62.89 - $73.10
Q3 2019
Shares 2,644,188 Value ($000) $222,588 Avg Close $65.47 Range $61.22 - $68.01
Q2 2019
Shares 693,327 Value ($000) $58,135 Avg Close $62.14 Range $55.86 - $67.34
Q1 2019
Shares 1,270,493 Value ($000) $105,667 Avg Close $60.29 Range $55.35 - $64.55
Q4 2018
Shares 1,833,901 Value ($000) $140,128 Avg Close $56.50 Range $50.42 - $61.17
Q3 2018
Shares 5,164,927 Value ($000) $366,400 Avg Close $50.65 Range $45.40 - $54.60
Q2 2018
Shares 3,238,814 Value ($000) $196,596 Avg Close $44.52 Range $39.72 - $47.34
Q1 2018
Shares 6,064,012 Value ($000) $330,307 Avg Close $42.25 Range $39.59 - $47.54
Q4 2017
Shares 8,428,425 Value ($000) $474,268 Avg Close $43.00 Range $39.63 - $47.96
Q3 2017
Shares 636,067 Value ($000) $40,727 Avg Close $46.68 Range $44.87 - $49.08
Q2 2017
Shares 2,509,853 Value ($000) $160,857 Avg Close $46.54 Range $45.06 - $48.72
Q1 2017
Shares 405,864 Value ($000) $25,789 Avg Close $46.06 Range $42.70 - $48.31
Q4 2016
Shares 178,794 Value ($000) $10,525 Avg Close $44.08 Range $41.83 - $46.98
Q3 2016
Shares 3,215,711 Value ($000) $200,693 Avg Close $43.73 Range $40.74 - $45.59
Q1 2016
Shares 219,984 Value ($000) $11,639 Avg Close $36.03 Range $33.60 - $37.88
Q4 2015
Shares 482,062 Value ($000) $25,463 Avg Close $36.77 Range $33.58 - $38.73
Q3 2015
Shares 69,328 Value ($000) $3,424 Avg Close $38.40 Range $31.46 - $41.36
Q2 2015
Shares 1,243,024 Value ($000) $70,765 Avg Close $40.23 Range $38.42 - $42.17
Q1 2015
Shares 907,565 Value ($000) $52,166 Avg Close $40.30 Range $37.94 - $43.13
Q4 2014
Shares 1,107,121 Value ($000) $62,873 Avg Close $39.35 Range $35.32 - $41.85
Q3 2014
Shares 2,095,112 Value ($000) $124,198 Avg Close $39.37 Range $37.12 - $41.03
Q2 2014
Shares 357,738 Value ($000) $20,695 Avg Close $37.96 Range $36.06 - $39.67
Q1 2014
Shares 1,848,524 Value ($000) $104,941 Avg Close $35.76 Range $32.43 - $37.92
Q4 2013
Shares 87,504 Value ($000) $4,380 Avg Close $31.29 Range $29.09 - $32.94
Q3 2013
Shares 2,063,199 Value ($000) $98,229 Avg Close $30.97 Range $29.74 - $31.75
Q2 2013
Shares 10,240 Value ($000) $476 Avg Close $30.02 Range $28.02 - $32.11