Equibles
  • Stocks
  • OPK Opko Health, Inc.

OPK

Opko Health, Inc.

Company with tickers: OPK

CIK
944809
CUSIP
68375N103
Shares Outstanding
755,092,256
13F Activity (30d)
181 filings 175 filers
Holders: 233
Total Value: $229,152,896
Total Shares: 201,011,428
Showing 1–100 of 236 holdings by value · page 1 of 3

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 233 13F filers · Δ vs Dec 31, 2025
Top Holder
23.8%
Jun 2023 → Mar 2026 · range 20.0% – 24.1%
−0.1 pts
Top 5
62.0%
Jun 2023 → Mar 2026 · range 53.1% – 69.9%
−5.5 pts
Top 10
77.5%
Jun 2023 → Mar 2026 · range 66.3% – 79.9%
−1.4 pts
HHI
1,095
Jun 2023 → Mar 2026 · range 790 – 1,301
Broadly held −128

Quarterly Activity

vs Dec 31, 2025
New
43
Increased
57
Decreased
63
Sold Out
34
Unchanged
70
Holder count: +9
Institutional value: -9.2%
Shares held: +0.4%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega GOLDMAN SACHS GROUP INC +1,688,113 7,675,026
Mega BlackRock, Inc. +1,380,193 36,232,223
Mega UBS Group AG +718,648 6,071,432
Mega STATE STREET CORP +549,615 9,501,377
Mega BANK OF AMERICA CORP /DE/ +523,590 1,141,849

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega AQR CAPITAL MANAGEMENT LLC −1,263,367 763,590
Mega CITADEL ADVISORS LLC −764,486 2,235,047
Mega JANE STREET GROUP, LLC −659,161 1,163,775
Large HRT FINANCIAL LP −584,724 90,759
Mega TWO SIGMA INVESTMENTS, LP −564,747 170,000

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD PORTFOLIO MANAGEMENT LLC 14,769,719 $16,837,479
Mega VANGUARD CAPITAL MANAGEMENT LLC 14,499,164 $16,529,046
Mega VANGUARD FIDUCIARY TRUST CO 2,742,017 $3,125,899
Mid OP Asset Management Ltd 1,102,254 $1,256,569
Mega FIRST TRUST ADVISORS LP 500,273 $570,311

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 32,457,788 $40,896,811
Small TWO SIGMA SECURITIES, LLC 374,468 $471,829
Large Caption Management, LLC 306,800 $386,568
Mega MILLENNIUM MANAGEMENT LLC 265,268 $334,237
Large Balyasny Asset Management L.P. 198,821 $250,514
Filter: New 43 Increased 57 Reduced 63 Sold out 34 Unchanged 70
Showing 100 of 236
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mid Rubric Capital Management LP $54,482,017 23.78% 47,791,243
Mega BlackRock, Inc. $41,304,729 18.02% 36,232,223
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $16,837,479 7.35% 14,769,719
Mega VANGUARD CAPITAL MANAGEMENT LLC $16,529,046 7.21% 14,499,164
Mega GEODE CAPITAL MANAGEMENT, LLC $12,883,710 5.62% 11,301,501
Mega STATE STREET CORP $10,831,569 4.73% 9,501,377
Mega GOLDMAN SACHS GROUP INC $8,749,526 3.82% 7,675,026
Mega UBS Group AG $6,921,431 3.02% 6,071,432
Small Whitefort Capital Management, LP $4,848,807 2.12% 4,253,340
Mega NORTHERN TRUST CORP Bank $4,126,053 1.80% 3,619,346
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $4,074,404 1.78% 3,574,039
Mega VANGUARD FIDUCIARY TRUST CO Bank $3,125,899 1.36% 2,742,017
Small AWM Investment Company, Inc. $2,394,000 1.04% 2,100,000
Mega CITADEL ADVISORS LLC $2,370,682 1.03% 2,079,547
Mega DIMENSIONAL FUND ADVISORS LP $1,778,398 0.78% 1,560,000
Micro WASHINGTON GROWTH STRATEGIES LLC $1,545,981 0.67% 1,356,124
Mid Y.D. More Investments Ltd $1,481,399 0.65% 1,299,473
Mega Bank of New York Mellon Corp Bank $1,459,247 0.64% 1,280,042
Mega MORGAN STANLEY $1,363,536 0.60% 1,196,087
Large VOYA INVESTMENT MANAGEMENT LLC $1,323,456 0.58% 1,160,927
Mega BANK OF AMERICA CORP /DE/ Bank $1,301,705 0.57% 1,141,849
Mega JANE STREET GROUP, LLC $1,270,386 0.55% 1,114,375
Mid PFG Investments, LLC $1,268,564 0.55% 1,112,776
Mid OP Asset Management Ltd $1,256,569 0.55% 1,102,254
Mid Clearstead Advisors, LLC $1,007,895 0.44% 884,119
Small Tejara Capital Ltd $1,000,852 0.44% 877,941
Mega Nuveen, LLC $965,571 0.42% 846,993
Mega Swiss National Bank Bank $964,160 0.42% 845,755
Mega Invesco Ltd. $904,210 0.39% 793,169
Mega AQR CAPITAL MANAGEMENT LLC $870,490 0.38% 763,590
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $769,323 0.34% 674,848
Mid GSA CAPITAL PARTNERS LLP $756,622 0.33% 663,704
Large Assenagon Asset Management S.A. $743,355 0.32% 652,066
Large Connor, Clark & Lunn Investment Management Ltd. $596,112 0.26% 522,906
Mega JPMORGAN CHASE & CO $579,670 0.25% 508,484
Mega FIRST TRUST ADVISORS LP $570,311 0.25% 500,273
Mega RHUMBLINE ADVISERS $566,853 0.25% 497,240
Mid Kovack Advisors, Inc. $524,058 0.23% 459,700
Mid XTX Topco Ltd $491,301 0.21% 430,966
Large COMMONWEALTH EQUITY SERVICES, LLC $491,232 0.21% 430,906
Mega ALLIANCEBERNSTEIN L.P. $482,436 0.21% 423,190
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension $472,002 0.21% 414,037
Mega PRICE T ROWE ASSOCIATES INC /MD/ $461,303 0.20% 404,652
Large Qube Research & Technologies Ltd $460,968 0.20% 404,358
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $446,327 0.19% 391,516
Mega DEUTSCHE BANK AG\ Bank $422,880 0.18% 370,948
Mega Legal & General Group Plc $391,558 0.17% 343,474
Small EntryPoint Capital, LLC $390,074 0.17% 342,171
Mega VANGUARD ASSET MANAGEMENT, Ltd $335,174 0.15% 294,013
Large TUDOR INVESTMENT CORP ET AL $279,095 0.12% 244,821
Mega HSBC HOLDINGS PLC $271,640 0.12% 238,281
Mega ROYAL BANK OF CANADA Bank $250,792 0.11% 219,994
Mega JANUS HENDERSON GROUP PLC $235,197 0.10% 206,314
Large MetLife Investment Management, LLC $233,401 0.10% 204,738
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund $225,612 0.10% 197,906
Mega Vanguard Global Advisers, LLC $207,213 0.09% 181,766
Large Creative Planning $201,762 0.09% 176,985
Large STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM Pension $200,936 0.09% 176,260
Mid GAMCO INVESTORS, INC. ET AL $199,500 0.09% 175,000
Mega TWO SIGMA INVESTMENTS, LP $193,800 0.08% 170,000
Large GABELLI FUNDS LLC $193,800 0.08% 170,000
Small State of Wyoming $190,402 0.08% 167,020
Mega WELLS FARGO & COMPANY/MN $185,374 0.08% 162,609
Mega VAN ECK ASSOCIATES CORP $182,509 0.08% 160,096
Large ProShare Advisors LLC $160,350 0.07% 140,658
Small Teton Advisors, LLC $159,600 0.07% 140,000
Mega BARCLAYS PLC $157,661 0.07% 138,300
Mid U.S. Capital Wealth Advisors, LLC $151,917 0.07% 133,261
Large FIFTH THIRD BANCORP Bank $146,821 0.06% 128,791
Mid Tower Research Capital LLC (TRC) $146,732 0.06% 128,713
Mid INTECH INVESTMENT MANAGEMENT LLC $143,427 0.06% 125,814
Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE Insurance $139,225 0.06% 122,128
Small HIGHLINE WEALTH PARTNERS LLC $133,015 0.06% 116,680
Large ARIZONA STATE RETIREMENT SYSTEM Pension $132,214 0.06% 115,978
Large NEW YORK STATE COMMON RETIREMENT FUND Pension $130,303 0.06% 114,301
Large GLENMEDE TRUST CO NA Bank $128,535 0.06% 112,750
Large Vanguard Investments Australia, Ltd. $126,492 0.06% 110,958
Large RENAISSANCE TECHNOLOGIES LLC $124,879 0.05% 109,543
Large Police & Firemen's Retirement System of New Jersey Pension $116,732 0.05% 102,397
Micro 360 Financial, Inc. $110,922 0.05% 97,300
Mega AMERIPRISE FINANCIAL INC $110,262 0.05% 96,722
Mega CITADEL ADVISORS LLC $108,414 0.05% 95,100
Large Point72 Asset Management, L.P. $106,401 0.05% 93,335
Large IEQ CAPITAL, LLC $106,273 0.05% 93,222
Large HRT FINANCIAL LP $103,465 0.05% 90,759
Large KLP KAPITALFORVALTNING AS $103,398 0.05% 90,700
Large Cambridge Investment Research Advisors, Inc. $102,918 0.04% 90,279
Mega BNP PARIBAS ARBITRAGE, SA $102,294 0.04% 89,732
Mid Quadrature Capital Ltd $101,388 0.04% 88,937
Small RPg Family Wealth Advisory, LLC $101,025 0.04% 88,619
Large SG Americas Securities, LLC Broker-Dealer $100,144 0.04% 87,846
Large CWM, LLC $79,610 0.03% 69,834
Mid World Investment Advisors $75,832 0.03% 66,520
Small Cascade Financial Partners, LLC $75,798 0.03% 66,490
Large PRUDENTIAL FINANCIAL INC $74,733 0.03% 65,556
Large Pictet Asset Management Holding SA $74,664 0.03% 65,495
Large WEALTH ENHANCEMENT ADVISORY SERVICES, LLC $71,096 0.03% 62,365
Large PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO Pension $70,112 0.03% 61,502
Mega CITADEL ADVISORS LLC $68,856 0.03% 60,400
Large Cetera Investment Advisers $67,661 0.03% 59,352
Page 1 of 3
Next »

Report a Problem

Category
Description
Email (optional, for follow-up)