Position in OPK
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$34,251
-$26,008 QoQ
Shares Held
22,834
-56.8% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#138
of 221 holders
Holding Since
Dec 2021
18 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in OPK Over Time
Shares Held
Position Value (USD)
Derivatives in OPK
reported options exposure · as of Dec 31, 2024CallValue
$0
CallShares
0
PutValue
$2,319,513
PutShares
1,577,900
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 Diagnostics & Research
Healthcare · as of Jun 30, 2026Graham Capital Management, L.P. holds $10,662,805 across 8 Diagnostics & Research names. OPK ranks #8 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NTRA |
Natera, Inc.
|
25,748 | $6,989,294 | |
| 2 | DHR |
Danaher Corp /De/
|
10,612 | $2,021,373 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
|
879 | $462,740 | |
| 4 | MEDP |
Medpace Holdings, Inc.
|
839 | $444,326 | |
| 5 | CRL |
Charles River Laboratories International, Inc.
|
1,454 | $329,752 | |
| 6 | IQV |
Iqvia Holdings Inc.
|
1,121 | $216,599 | |
| 7 | MYGN |
Myriad Genetics Inc
|
28,804 | $164,470 | |
| 8 | OPK |
Opko Health, Inc.
This page
|
22,834 | $34,251 |
All Filings in OPK
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $34,251 | 22,834 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $60,259 | 52,859 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $150,764 | 119,654 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $152,470 | 98,368 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $2,522,692 | 1,911,131 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $3,005,250 | 1,810,392 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $2,319,513 | 1,577,900 | Put | Sole | 2025-02-14 | |
| 2024-09-30 | $3,206,033 | 2,151,700 | Put | Sole | 2024-11-14 | |
| 2024-06-30 | $2,750,500 | 2,200,400 | Put | Sole | 2024-08-14 | |
| 2023-12-31 | $355,762 | 235,604 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $300,897 | 188,061 | Shares | Sole | 2023-11-22 | |
| 2023-06-30 | $235,536 | 108,542 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $893,940 | 612,288 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $1,030,036 | 824,029 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $851,705 | 450,638 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $486,650 | 192,352 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $1,734,592 | 504,242 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $276,084 | 57,398 | Shares | Sole | 2022-02-14 | |
| No filing history on record for this holder in this stock. | ||||||