Position in MRK
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$6,848,664
+$1,688,103 QoQ
Shares Held
53,297
+24.2% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#901
of 3,778 holders
Holding Since
Mar 2020
20 quarters on record
Voting authority
Sole 94%
Shared 0%
None 6%
Common Shares in MRK Over Time
Shares Held
Position Value (USD)
Position in Drug Manufacturers - General
Healthcare · as of Jun 30, 2026WESTFIELD CAPITAL MANAGEMENT CO LP holds $691,252,397 across 8 Drug Manufacturers - General names. MRK ranks #4 (1.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LLY |
ELI LILLY & Co
|
416,732 | $499,840,904 | |
| 2 | GILD |
Gilead Sciences, Inc.
|
1,287,629 | $162,679,047 | |
| 3 | JNJ |
Johnson & Johnson
|
35,772 | $9,085,014 | |
| 4 | MRK |
Merck & Co., Inc.
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|
53,297 | $6,848,664 | |
| 5 | AMGN |
Amgen Inc
|
17,047 | $6,173,059 | |
| 6 | PFE |
Pfizer Inc
|
162,023 | $3,901,513 | |
| 7 | ABBV |
AbbVie Inc.
|
7,854 | $1,976,380 | |
| 8 | NVO |
Novo Nordisk A S
|
15,599 | $747,816 |
All Filings in MRK
Export CSV
20 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $6,848,664 | 53,297 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $5,160,561 | 42,901 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $5,636,883 | 53,552 | Shares | Sole | 2026-02-11 | |
| 2024-12-31 | $10,538,214 | 105,933 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $13,305,370 | 117,166 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $12,343,850 | 99,708 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $12,379,021 | 93,816 | Shares | Sole | 2024-05-10 | |
| 2023-12-31 | $9,552,986 | 87,626 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $8,938,119 | 86,820 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $9,392,630 | 81,399 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $8,139,792 | 76,509 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $6,569,682 | 59,213 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $4,766,914 | 55,352 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $5,152,107 | 56,511 | Shares | Sole | 2022-08-12 | |
| 2021-06-30 | $422,991 | 5,439 | Shares | Sole | 2021-08-10 | |
| 2021-03-31 | $658,965 | 8,548 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $856,363 | 10,469 | Shares | Sole | 2021-02-12 | |
| 2020-09-30 | $6,179,694 | 74,499 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $6,866,056 | 88,789 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $7,472,717 | 97,124 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||