Position in MRK
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$248,476,209
-$211,179,186 QoQ
Shares Held
1,933,667
-49.4% QoQ
Ownership
0.078%
of shares outstanding
% of Portfolio
0.16%
of 13F equity value
Holder Rank
#115
of 3,769 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MRK Over Time
Shares Held
Position Value (USD)
Derivatives in MRK
reported options exposure · as of Jun 30, 2026CallValue
$447,912,450
CallShares
3,485,700
PutValue
$482,761,650
PutShares
3,756,900
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Drug Manufacturers - General
Healthcare · as of Jun 30, 2026CITADEL ADVISORS LLC holds $3,979,998,649 across 21 Drug Manufacturers - General names. MRK ranks #6 (6.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LLY |
ELI LILLY & Co
|
945,456 | $1,134,008,383 | |
| 2 | ABBV |
AbbVie Inc.
|
3,169,783 | $797,644,194 | |
| 3 | GILD |
Gilead Sciences, Inc.
|
3,480,444 | $439,719,294 | |
| 4 | JNJ |
Johnson & Johnson
|
1,500,832 | $381,166,302 | |
| 5 | AMGN |
Amgen Inc
|
703,984 | $254,926,685 | |
| 6 | MRK |
Merck & Co., Inc.
This page
|
1,933,667 | $248,476,209 | |
| 7 | AZN |
Astrazeneca PLC
|
970,043 | $183,939,553 | |
| 8 | PFE |
Pfizer Inc
|
6,191,186 | $149,083,758 |
All Filings in MRK
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $447,912,450 | 3,485,700 | Call | Defined | 2026-08-14 | |
| 2026-06-30 | $482,761,650 | 3,756,900 | Put | Defined | 2026-08-14 | |
| 2026-06-30 | $248,476,209 | 1,933,667 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $450,269,528 | 3,743,200 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $667,826,022 | 5,551,800 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $459,655,395 | 3,821,227 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $355,557,754 | 3,377,900 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $410,577,156 | 3,900,600 | Put | Defined | 2026-02-17 | |
| 2025-12-31 | $718,013,301 | 6,821,331 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $326,101,622 | 3,885,400 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $81,248,771 | 968,054 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $496,655,775 | 5,917,500 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $351,937,444 | 4,445,900 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $463,679,700 | 5,857,500 | Call | Defined | 2025-08-14 | |
| 2025-03-31 | $486,265,824 | 5,417,400 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $183,894,811 | 2,048,739 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $322,992,384 | 3,598,400 | Put | Defined | 2025-05-15 | |
| 2024-12-31 | $525,424,510 | 5,281,710 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $385,246,248 | 3,872,600 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $137,133,180 | 1,378,500 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $305,964,708 | 2,694,300 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $799,654,202 | 7,041,689 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $156,542,460 | 1,378,500 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $1,020,367,894 | 8,242,067 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $301,836,780 | 2,438,100 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $154,279,560 | 1,246,200 | Put | Defined | 2024-08-14 | |
| 2024-03-31 | $228,141,550 | 1,729,000 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $999,550,278 | 7,575,220 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $374,210,200 | 2,836,000 | Call | Defined | 2024-05-15 | |
| 2023-12-31 | $688,807,002 | 6,318,171 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $146,043,192 | 1,339,600 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $297,700,914 | 2,730,700 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $284,945,010 | 2,767,800 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $687,408,165 | 6,677,107 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $164,349,380 | 1,596,400 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $259,419,798 | 2,248,200 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $212,302,714 | 1,839,871 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $188,062,622 | 1,629,800 | Put | Defined | 2023-08-14 | |
| 2023-03-31 | $82,042,009 | 771,144 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $258,283,003 | 2,427,700 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $265,443,050 | 2,495,000 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $398,077,505 | 3,587,900 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $275,895,814 | 2,486,668 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $475,431,845 | 4,285,100 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $325,611,108 | 3,780,900 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $291,707,040 | 3,387,216 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $185,097,716 | 2,149,300 | Put | Defined | 2022-11-14 | |
| 2022-06-30 | $196,516,022 | 2,155,490 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $270,729,315 | 2,969,500 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $205,460,712 | 2,253,600 | Put | Defined | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||