Opko Health
223 hedge funds and large institutions have $303M invested in Opko Health in 2026 Q2 according to their latest regulatory filings, with 23 funds opening new positions, 74 increasing their positions, 52 reducing their positions, and 30 closing their positions.
383% more call options, than puts
Call options by funds: $759K | Put options by funds: $157K
42% more repeat investments, than reductions
Existing positions increased: 74 | Existing positions reduced: 52
32% more capital invested
Capital invested by funds: $229M → $303M (+$74.2M)
0.32% more ownership
Funds ownership: 26.49% → 26.81% (+0.32%)
6% less funds holding
Funds holding: 236 → 223 (-13)
23% less first-time investments, than exits
New positions opened: 23 | Existing positions closed: 30
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HCM
Highbridge Capital Management
New York
|
+$4.58M |
| 2 |
State Street
Boston,
Massachusetts
|
+$1.03M |
| 3 |
Morgan Stanley
New York
|
+$993K |
| 4 |
BlackRock
New York
|
+$952K |
| 5 |
California State Teachers Retirement System (CalSTRS)
West Sacramento,
California
|
+$698K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
-$1.36M |
| 2 |
Jane Street
New York
|
-$1.13M |
| 3 |
TC
Tejara Capital
London,
United Kingdom
|
-$1M |
| 4 |
Citadel Advisors
Miami,
Florida
|
-$840K |
| 5 |
Goldman Sachs
New York
|
-$816K |
OPK Hedge Fund Activity: Q2 2026 in Review
223 of the 8,297 institutional investors tracked by Wall St. Rank reported a position in Opko Health (OPK) for Q2 2026, worth a combined $303M — up 32% from $229M a quarter earlier.
Sellers outnumbered buyers: 30 funds closed out of OPK and 23 opened new positions — a net loss of 7 holders — while 52 trimmed existing stakes and 74 added.
The largest buyer was Highbridge Capital Management, opening a new position worth an estimated $4.58M. The largest seller was UBS Group, cutting an estimated $1.36M.
- 223 institutional investors held Opko Health (OPK) as of Q2 2026, down from 236 in Q1 2026.
- Funds reported $303M of Opko Health stock for Q2 2026, up 32% quarter-over-quarter.
- 23 funds opened new Opko Health positions in Q2 2026 and 30 closed out, a net change of -7 holders.
- The largest Opko Health buyer in Q2 2026 was Highbridge Capital Management, an estimated $4.58M added.
- The largest Opko Health seller in Q2 2026 was UBS Group, an estimated $1.36M sold.
Based on aggregated 13F filings for Q2 2026.