OPKO HEALTH INC OPK
COM · Common Stock · CUSIP 68375N103 · ISIN US68375N1037
Medical test and medication company
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($45.9k this quarter). Holder counts are more reliable. Shares outstanding: 772.7m as of 2023-04-27, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $1.46. Options: 8 managers hold calls ($1.8m notional), 6 hold puts ($1.9m).
Trends to Q1 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 221 |
| Q4 2022 | 222 |
| Q1 2023 | 227 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 87 | 93 |
| Q1 2023 | 91 | 79 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2022 | $6.5m | $9.4m | 1.44 |
| Q4 2022 | $3.9m | $2.1m | 0.55 |
| Q1 2023 | $1.8m | $1.9m | 1.09 |
Biggest buyers
| MILLENNIUM MANAGEMENT LLC | Added | +2.7m |
| Assenagon Asset Management S.A. | New | +1.2m |
| INTRINSIC EDGE CAPITAL MANAGEMENT LLC | New | +600.0k |
| Invesco Ltd. | Added | +536.1k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Added | +473.1k |
| VANGUARD GROUP INC | Added | +434.4k |
| GEODE CAPITAL MANAGEMENT, LLC | Added | +423.3k |
| FIRST TRUST ADVISORS LP | New | +393.6k |
| Numerai GP LLC | Added | +317.6k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | +310.0k |
Biggest sellers
| DIMENSIONAL FUND ADVISORS LP | Reduced | -2.1m |
| GOLDMAN SACHS GROUP INC | Reduced | -1.4m |
| CITADEL ADVISORS LLC | Reduced | -811.4k |
| Candriam S.C.A. | Sold out | -654.6k |
| CITIGROUP INC | Reduced | -633.5k |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | -598.4k |
| DEUTSCHE BANK AG\ | Reduced | -582.2k |
| BANK OF AMERICA CORP /DE/ | Reduced | -557.9k |
| D. E. Shaw & Co., Inc. | Reduced | -514.2k |
| BlackRock Inc. | Reduced | -510.7k |
Biggest calls
| SIMPLEX TRADING, LLC | Reduced | $669.0k458.6k shares |
| ORACLE INVESTMENT MANAGEMENT INC | New | $313.1k614.3k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $310.8k212.9k shares |
| CITADEL ADVISORS LLC | Reduced | $208.1k142.5k shares |
| GROUP ONE TRADING LLC | Reduced | $191.7k131.3k shares |
| JANE STREET GROUP, LLC | Reduced | $62.2k42.6k shares |
| WOLVERINE TRADING, LLC | Reduced | $30.0k21.4k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Biggest puts
| WOLVERINE ASSET MANAGEMENT LLC | Reduced | $1.5m1.0m shares |
| SIMPLEX TRADING, LLC | Unchanged | $207.0k142.3k shares |
| GROUP ONE TRADING LLC | Reduced | $114.2k78.2k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $88.9k60.9k shares |
| CITADEL ADVISORS LLC | Reduced | $79.7k54.6k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| FROST PHILLIP MD ET AL 13D · may seek influence +1.3 pts · filed 2026-07-01 | 34.1% |
| Rubric Capital Management LP 13G · institution filed 2025-07-09 | 6.0% |
Insider purchases and sales in Q1 2023
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q2 2021 | 0 | — | 0 | — | — |
| Q3 2021 | 0 | — | 0 | — | — |
| Q4 2021 | 0 | — | 0 | — | — |
| Q1 2022 | 1 | $4.8m | 0 | — | — |
| Q2 2022 | 2 | $5.9m | 0 | — | — |
| Q3 2022 | 1 | $2.5m | 0 | — | — |
| Q4 2022 | 1 | $1.8m | 0 | — | — |
| Q1 2023 | 1 | $1.4m | 0 | — | — |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2023-03-22 | FROST PHILLIP MD ET AL +1 CEO & Chairman, director · See Footnote | Bought | $265.2k200.0k shares |
| 2023-03-08 | FROST PHILLIP MD ET AL +1 CEO & Chairman, director · See Footnote | Bought | $1.2m1.0m shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q1 2023
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.00% of their portfolio | 41.6m $60.7m | Added +434.4k |
| BlackRock Inc. 0.00% of their portfolio | 35.0m $51.1m | Reduced -510.7k |
| STATE STREET CORP 0.00% of their portfolio | 10.5m $15.3m | Added +57.1k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 8.4m $12.3m | Added +423.3k |
| DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio | 6.9m $10.0m | Reduced -2.1m |
| MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio | 6.4m $9.4m | Added +2.7m |
| D. E. Shaw & Co., Inc. 0.01% of their portfolio | 5.3m $7.7m | Reduced -514.2k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 4.8m $7.1m | Added +473.1k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 3.9m $5.7m | Added +30.8k |
| NORGES BANK 0.00% of their portfolio | 3.2m $4.7m | Unchanged |
| ORACLE INVESTMENT MANAGEMENT INC 4.09% of their portfolio | 2.8m $4.2m | Reduced -387.1k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 2.7m $3.9m | Added +237.1k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 2.4m $3.5m | Reduced -1.4m |
| Numerai GP LLC 1.08% of their portfolio | 2.2m $3.2m | Added +317.6k |
| TWO SIGMA INVESTMENTS, LP 0.01% of their portfolio | 1.9m $2.8m | Reduced -344.5k |
| TWO SIGMA ADVISERS, LP 0.01% of their portfolio | 1.8m $2.6m | Reduced -465.7k |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 1.7m $2.5m | Reduced -582.2k |
| RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio | 1.7m $2.5m | Reduced -598.4k |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 1.6m $2.3m | Reduced -91.6k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 1.5m $2.3m | Added +1.6k |
| CITIGROUP INC 0.00% of their portfolio | 1.5m $2.2m | Reduced -633.5k |
| MORGAN STANLEY 0.00% of their portfolio | 1.4m $2.0m | Added +288.0k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 1.3m $1.8m | Reduced -13.6k |
| Invesco Ltd. 0.00% of their portfolio | 1.3m $1.8m | Added +536.1k |
| NORDEA INVESTMENT MANAGEMENT AB 0.00% of their portfolio | 1.2m $1.8m | Reduced -19.6k |
| Assenagon Asset Management S.A. 0.01% of their portfolio | 1.2m $1.7m | New |
| Swiss National Bank 0.00% of their portfolio | 1.1m $1.6m | Reduced -127.6k |
| AWM Investment Company, Inc. 0.20% of their portfolio | 1.0m $1.5m | Unchanged |
| PRUDENTIAL FINANCIAL INC 0.00% of their portfolio | 893.9k $1.3m | Reduced -113.8k |
| Connor, Clark & Lunn Investment Management Ltd. 0.01% of their portfolio | 890.4k $1.3m | Added +71.8k |
| JUPITER ASSET MANAGEMENT LTD 0.02% of their portfolio | 765.2k $1.1m | Unchanged |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 662.7k $967.0k | Added +19.3k |
| Hennion & Walsh Asset Management, Inc. 0.06% of their portfolio | 626.2k $914.0k | Added +56.7k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 619.5k $904.4k | Unchanged |
| Graham Capital Management, L.P. 0.03% of their portfolio | 612.3k $893.9k | Reduced -211.7k |
| CREDIT SUISSE AG/ 0.00% of their portfolio | 603.4k $880.9k | Added +62.3k |
| INTRINSIC EDGE CAPITAL MANAGEMENT LLC 0.09% of their portfolio | 600.0k $876.0k | New |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 591.3k $863.3k | Reduced -5.7k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 581.9k $849.5k | Reduced -557.9k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 577.4k $842.9k | Added +310.0k |
| ALPS ADVISORS INC 0.01% of their portfolio | 509.1k $743.2k | Reduced -15.5k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 440.3k $642.8k | Added +106.2k |
| Legal & General Group Plc 0.00% of their portfolio | 424.4k $619.6k | Added +25.4k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 405.0k $592.0k | Added +47.2k |
| COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio | 404.0k $589.0k | Added +35 |
| FIRST TRUST ADVISORS LP 0.00% of their portfolio | 393.6k $574.6k | New |
| STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio | 388.0k $566.4k | Reduced -42.4k |
| OCCUDO QUANTITATIVE STRATEGIES LP 0.05% of their portfolio | 347.6k $507.5k | Reduced -17.7k |
| TUDOR INVESTMENT CORP ET AL 0.01% of their portfolio | 339.9k $496.0k | Reduced -1.2k |
| UBS Group AG 0.00% of their portfolio | 310.2k $452.8k | Added +86.0k |
| Engineers Gate Manager LP 0.02% of their portfolio | 305.7k $446.3k | Reduced -10.7k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 264.2k $385.8k | Reduced -811.4k |
| ETF MANAGERS GROUP, LLC 0.01% of their portfolio | 256.5k $374.5k | Added +63.9k |
| MetLife Investment Management, LLC 0.00% of their portfolio | 211.3k $308.6k | Added +28.0k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 209.1k $305.0k | Reduced -104.3k |
| JANUS HENDERSON GROUP PLC 0.00% of their portfolio | 209.0k $304.2k | Added +121.2k |
| BARCLAYS PLC 0.00% of their portfolio | 205.1k $299.4k | Added +96.7k |
| GAMCO INVESTORS, INC. ET AL 0.00% of their portfolio | 200.0k $292.0k | Unchanged |
| X-Square Capital, LLC 0.17% of their portfolio | 199.4k $291.0k | Reduced -4.9k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 196.4k $286.7k | Reduced -65.3k |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 195.9k $286.0k | Added +152.2k |
| AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio | 194.9k $284.5k | Added +3.9k |
| GABELLI FUNDS LLC 0.00% of their portfolio | 190.0k $277.4k | Unchanged |
| Teton Advisors, Inc. 0.07% of their portfolio | 190.0k $277.4k | Unchanged |
| SG Americas Securities, LLC 0.00% of their portfolio | 183.9k $269.0k | Added +33.8k |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.00% of their portfolio | 176.0k $257.0k | Unchanged |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 175.3k $255.9k | Added +104.5k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 166.2k $242.7k | Reduced -8.1k |
| CAPITAL ADVISORS INC/OK 0.01% of their portfolio | 164.6k $240.4k | Unchanged |
| Phoenix Financial Ltd. 0.00% of their portfolio | 148.8k $217.2k | Unchanged |
| ARIZONA STATE RETIREMENT SYSTEM 0.00% of their portfolio | 145.5k $212.5k | Added +3.9k |
| OSAIC HOLDINGS, INC. 0.00% of their portfolio | 143.2k $209.2k | Reduced -38.5k |
| VAN ECK ASSOCIATES CORP 0.00% of their portfolio | 142.2k $208.0k | Reduced -2.0k |
| GROUP ONE TRADING LLC 0.01% of their portfolio | 139.7k $204.0k | New |
| Verition Fund Management LLC 0.00% of their portfolio | 138.6k $202.4k | New |
| Cambridge Investment Research Advisors, Inc. 0.00% of their portfolio | 132.0k $193.0k | Reduced -3.1k |
| WILBANKS SMITH & THOMAS ASSET MANAGEMENT LLC 0.01% of their portfolio | 131.4k $191.8k | Added +22.9k |
| JANE STREET GROUP, LLC 0.00% of their portfolio | 129.3k $188.8k | Reduced -510.5k |
| LEVIN CAPITAL STRATEGIES, L.P. 0.02% of their portfolio | 125.0k $182.5k | Added +45.0k |
| Csenge Advisory Group 0.01% of their portfolio | 117.0k $170.8k | Unchanged |
| SIMPLEX TRADING, LLC 0.01% of their portfolio | 113.9k $166.0k | New |
| Quantbot Technologies LP 0.01% of their portfolio | 111.5k $162.8k | Added +67.0k |
| PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio | 111.4k $162.6k | Added +3.5k |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 108.9k $159.0k | Reduced -8.0k |
| HIGHLINE WEALTH PARTNERS LLC 0.11% of their portfolio | 106.7k $155.8k | Unchanged |
| STRS OHIO 0.00% of their portfolio | 101.7k $147.0k | Added +67.8k |
| Handelsbanken Fonder AB 0.00% of their portfolio | 101.6k $148.0k | Unchanged |
| Creative Planning 0.00% of their portfolio | 100.1k $146.1k | Added +2.1k |
| INTREPID CAPITAL MANAGEMENT INC 0.13% of their portfolio | 100.0k $146.0k | Unchanged |
| AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio | 98.6k $137.0k | Added +18.6k |
| Schonfeld Strategic Advisors LLC 0.00% of their portfolio | 89.0k $129.9k | Reduced -267.0k |
| Cubist Systematic Strategies, LLC 0.00% of their portfolio | 84.7k $123.7k | New |
| HOLLENCREST CAPITAL MANAGEMENT 0.01% of their portfolio | 84.0k $122.6k | Unchanged |
| AE Wealth Management LLC 0.00% of their portfolio | 76.0k $111.0k | Added +750 |
| Sowell Financial Services LLC 0.01% of their portfolio | 75.2k $110.0k | New |
| State of Wyoming 0.03% of their portfolio | 72.9k $106.5k | Reduced -5.8k |
| BDO Wealth Advisors, LLC 0.01% of their portfolio | 70.0k $102.2k | Unchanged |
| PICTET ASSET MANAGEMENT SA 0.00% of their portfolio | 65.5k $95.6k | Unchanged |
| SHELL ASSET MANAGEMENT CO 0.00% of their portfolio | 65.1k $95.0k | Reduced -228 |
| PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 0.00% of their portfolio | 61.5k $90.0k | Unchanged |