UNITED THERAPEUTICS CORP DEL UTHR
COM · Common Stock · CUSIP 91307C102 · ISIN US91307C1027
Biotech company based in Silver Spring, Maryland, United States
- SectorHealth care
- IndustryPharmaceutical Preparations
- HeadquartersSilver Spring, MD
- Founded1996
- Websiteunither.com
- FilingsSEC EDGAR
* 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 ($74.6m this quarter). Holder counts are more reliable. Shares outstanding: 42.9m as of 2026-07-29, 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 ≈ $542.35. Options: 11 managers hold calls ($608.6m notional), 13 hold puts ($632.8m).
Trends to Q2 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 460 |
| Q4 2022 | 512 |
| Q1 2023 | 508 |
| Q2 2023 | 476 |
| Q3 2023 | 510 |
| Q4 2023 | 536 |
| Q1 2024 | 524 |
| Q2 2024 | 568 |
| Q3 2024 | 627 |
| Q4 2024 | 674 |
| Q1 2025 | 673 |
| Q2 2025 | 672 |
| Q3 2025 | 708 |
| Q4 2025 | 838 |
| Q1 2026 | 854 |
| Q2 2026 | 880 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2024 | 302 | 274 |
| Q4 2024 | 340 | 255 |
| Q1 2025 | 333 | 310 |
| Q2 2025 | 350 | 291 |
| Q3 2025 | 319 | 350 |
| Q4 2025 | 435 | 312 |
| Q1 2026 | 398 | 407 |
| Q2 2026 | 413 | 401 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2025 | $623.8m | $1.3bn | 2.03 |
| Q4 2025 | $390.2m | $351.8m | 0.90 |
| Q1 2026 | $1.2bn | $1.2bn | 0.96 |
| Q2 2026 | $608.6m | $632.8m | 1.04 |
Biggest buyers
| Vestal Point Capital, LP | Added | +360.0k |
| JANE STREET GROUP, LLC | Added | +283.2k |
| MILLENNIUM MANAGEMENT LLC | Added | +255.7k |
| Bellevue Group AG | Added | +186.4k |
| Avoro Capital Advisors LLC | Added | +147.8k |
| Deep Track Capital, LP | New | +123.6k |
| Assenagon Asset Management S.A. | Added | +121.9k |
| Qube Research & Technologies Ltd | Added | +110.2k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | New | +83.9k |
| AustralianSuper Pty Ltd | Added | +75.9k |
Biggest sellers
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | -885.2k |
| AQR CAPITAL MANAGEMENT LLC | Reduced | -280.2k |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | -236.4k |
| PRICE T ROWE ASSOCIATES INC /MD/ | Reduced | -162.0k |
| Invesco Ltd. | Reduced | -135.3k |
| LSV ASSET MANAGEMENT | Reduced | -130.3k |
| BlackRock, Inc. | Reduced | -105.1k |
| D. E. Shaw & Co., Inc. | Sold out | -99.1k |
| Pacer Advisors, Inc. | Reduced | -88.1k |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | -84.3k |
Biggest calls
| Caption Management, LLC | Reduced | $198.6m366.6k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $158.8m293.0k shares |
| CITADEL ADVISORS LLC | Added | $135.1m249.4k shares |
| MILLENNIUM MANAGEMENT LLC | Added | $39.7m73.3k shares |
| JANE STREET GROUP, LLC | Reduced | $38.7m71.4k shares |
| IMC-Chicago, LLC | Reduced | $22.1m40.8k shares |
| JPMORGAN CHASE & CO | Reduced | $9.8m18.0k shares |
| Squarepoint Ops LLC | Added | $4.8m8.8k shares |
| SIMPLEX TRADING, LLC | Reduced | $596.0k1.1k shares |
| Balyasny Asset Management L.P. | New | $325.1k600 shares |
Biggest puts
| Caption Management, LLC | Reduced | $204.9m378.2k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $176.8m326.3k shares |
| CITADEL ADVISORS LLC | Added | $105.1m193.9k shares |
| HRT FINANCIAL LP | Reduced | $56.2m103.7k shares |
| JANE STREET GROUP, LLC | Added | $30.0m55.4k shares |
| GROUP ONE TRADING LLC | Added | $25.0m46.1k shares |
| IMC-Chicago, LLC | Reduced | $18.9m34.8k shares |
| JPMORGAN CHASE & CO | Reduced | $9.8m18.0k shares |
| Balyasny Asset Management L.P. | New | $2.7m4.9k shares |
| MILLENNIUM MANAGEMENT LLC | Reduced | $1.5m2.7k 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 |
|---|---|
| ROTHBLATT MARTINE A 13G · exempt (held before listing) filed 2026-08-14 | 5.3% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 5.2% |
Fell to 5% or below in the last year: WELLINGTON MANAGEMENT GROUP LLP (3.2%, 2026-08-13), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD CAPITAL MANAGEMENT LLC)
Insider purchases and sales since 1 Apr 2026
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 |
|---|---|---|---|---|---|
| Q4 2024 | 0 | — | 8 | $81.6m | $61.4m |
| Q1 2025 | 0 | — | 4 | $42.3m | $35.9m |
| Q2 2025 | 0 | — | 6 | $35.2m | $33.4m |
| Q3 2025 | 0 | — | 7 | $98.3m | $91.6m |
| Q4 2025 | 0 | — | 9 | $340.7m | $336.6m |
| Q1 2026 | 0 | — | 9 | $240.5m | $236.1m |
| Q2 2026 | 0 | — | 5 | $492.2m | $492.1m |
| Q3 2026 | 0 | — | 4 | $335.2m | $335.1m |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2026-09-29 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.5m9.5k shares |
| 2026-09-28 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.6m9.5k shares |
| 2026-09-25 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.5m9.5k shares |
| 2026-09-24 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.5m9.5k shares |
| 2026-09-23 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.7m9.5k shares |
| 2026-09-22 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.7m9.5k shares |
| 2026-09-21 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.7m9.5k shares |
| 2026-09-18 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.7m9.5k shares |
| 2026-09-17 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.7m9.5k shares |
| 2026-09-17 | MAHON PAUL A EVP & GENERAL COUNSEL | Sold plan | $4.1m8.3k shares |
| 2026-09-16 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.8m9.5k shares |
| 2026-09-15 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.8m9.5k shares |
| 2026-09-14 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.8m9.5k shares |
| 2026-09-14 | Mesa Nilda Director | Sold | $115.3k228 shares |
| 2026-09-11 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.8m9.5k shares |
| 2026-09-10 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.8m9.5k shares |
| 2026-09-09 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.8m9.5k shares |
| 2026-09-08 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.7m9.5k shares |
| 2026-09-04 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.6m9.5k shares |
| 2026-09-03 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.6m9.5k shares |
| 2026-09-03 | MAHON PAUL A EVP & GENERAL COUNSEL | Sold plan | $4.0m8.3k shares |
| 2026-09-02 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.7m9.5k shares |
| 2026-09-01 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.9m9.5k shares |
| 2026-08-31 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.9m9.5k shares |
| 2026-08-28 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.9m9.5k shares |
| 2026-08-27 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $5.0m9.5k shares |
| 2026-08-26 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.9m9.5k shares |
| 2026-08-25 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.9m9.5k shares |
| 2026-08-24 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.9m9.5k shares |
| 2026-08-21 | ROTHBLATT MARTINE A Chairperson & CEO, director · by Trust | Sold plan | $4.9m9.5k shares |
The latest 30 of 169 trades.
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, Q2 2026
| Manager | Shares | Change |
|---|---|---|
| BlackRock, Inc. 0.04% of their portfolio | 5.3m $2.9bn | Reduced -105.1k |
| Avoro Capital Advisors LLC 13.52% of their portfolio | 2.8m $1.5bn | Added +147.8k |
| VANGUARD PORTFOLIO MANAGEMENT LLC 0.05% of their portfolio | 1.9m $1.0bn | Reduced -84.3k |
| VANGUARD CAPITAL MANAGEMENT LLC 0.02% of their portfolio | 1.9m $1.0bn | Reduced -39.3k |
| STATE STREET CORP 0.03% of their portfolio | 1.9m $1.0bn | Added +54.1k |
| RENAISSANCE TECHNOLOGIES LLC 1.27% of their portfolio | 1.7m $925.8m | Reduced -78.3k |
| WELLINGTON MANAGEMENT GROUP LLP 0.13% of their portfolio | 1.4m $747.2m | Reduced -885.2k |
| GEODE CAPITAL MANAGEMENT, LLC 0.03% of their portfolio | 996.6k $538.9m | Reduced -236.4k |
| Jupiter Topco LLC 0.18% of their portfolio | 831.1k $450.1m | First filing |
| NORGES BANK 0.04% of their portfolio | 694.8k $376.4m | Not comparable |
| ASSETMARK, INC 0.58% of their portfolio | 624.1k $338.1m | Added +8.0k |
| AQR CAPITAL MANAGEMENT LLC 0.10% of their portfolio | 546.0k $294.6m | Reduced -280.2k |
| DIMENSIONAL FUND ADVISORS LP 0.05% of their portfolio | 527.9k $286.0m | Added +15.2k |
| FMR LLC 0.01% of their portfolio | 473.4k $256.5m | Reduced -54.9k |
| Invesco Ltd. 0.02% of their portfolio | 473.1k $256.3m | Reduced -135.3k |
| BAILLIE GIFFORD & CO 0.23% of their portfolio | 467.2k $253.1m | Added +39.1k |
| DEERFIELD MANAGEMENT COMPANY, L.P. 2.58% of their portfolio | 457.0k $247.6m | Unchanged |
| MORGAN STANLEY 0.01% of their portfolio | 436.7k $236.6m | Added +27.4k |
| Vestal Point Capital, LP 5.51% of their portfolio | 435.0k $235.7m | Added +360.0k |
| NORTHERN TRUST CORP 0.03% of their portfolio | 430.8k $233.4m | Reduced -5.7k |
| MILLENNIUM MANAGEMENT LLC 0.15% of their portfolio | 409.1k $221.6m | Added +255.7k |
| FRANKLIN RESOURCES INC 0.04% of their portfolio | 340.3k $184.4m | Added +62.3k |
| Swedbank AB 0.15% of their portfolio | 323.0k $175.0m | Reduced -4.1k |
| ACADIAN ASSET MANAGEMENT LLC 0.20% of their portfolio | 318.3k $172.4m | Added +18.1k |
| CITADEL ADVISORS LLC 0.09% of their portfolio | 304.7k $165.1m | Reduced -56.0k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.02% of their portfolio | 297.2k $161.0m | Reduced -3.3k |
| Bank of New York Mellon Corp 0.03% of their portfolio | 294.4k $159.5m | Reduced -34.7k |
| Eversept Partners, LP 8.50% of their portfolio | 287.7k $155.9m | Added +23.4k |
| JANE STREET GROUP, LLC 0.10% of their portfolio | 285.9k $154.9m | Added +283.2k |
| Caisse de depot et placement du Quebec 0.22% of their portfolio | 284.8k $154.3m | Reduced -58.9k |
| JPMORGAN CHASE & CO 0.01% of their portfolio | 275.4k $151.0m | Reduced -16.3k |
| VANGUARD FIDUCIARY TRUST CO 0.03% of their portfolio | 268.5k $145.5m | Added +499 |
| LSV ASSET MANAGEMENT 0.26% of their portfolio | 268.4k $145.4m | Reduced -130.3k |
| Pictet Asset Management Holding SA 0.14% of their portfolio | 267.9k $145.2m | Reduced -41.4k |
| CITIGROUP INC 0.07% of their portfolio | 262.2k $142.1m | Added +26.6k |
| FIRST TRUST ADVISORS LP 0.08% of their portfolio | 249.1k $134.9m | Reduced -21.5k |
| LORD, ABBETT & CO. LLC 0.38% of their portfolio | 244.3k $132.4m | Reduced -6.0k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.01% of their portfolio | 243.4k $131.9m | Reduced -162.0k |
| ALLIANCEBERNSTEIN L.P. 0.05% of their portfolio | 234.6k $139.1m | Added +14.0k |
| Qube Research & Technologies Ltd 0.14% of their portfolio | 233.6k $126.6m | Added +110.2k |
| Soleus Capital Management, L.P. 4.21% of their portfolio | 225.6k $122.2m | Added +38.4k |
| FULLER & THALER ASSET MANAGEMENT, INC. 0.33% of their portfolio | 220.7k $119.6m | Reduced -59.7k |
| UBS Group AG 0.02% of their portfolio | 220.6k $119.5m | Reduced -16.1k |
| Amundi 0.03% of their portfolio | 219.1k $118.7m | Added +71.5k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.02% of their portfolio | 218.2k $118.2m | Added +10.9k |
| Legal & General Group Plc 0.02% of their portfolio | 207.1k $112.2m | Added +20.3k |
| FRONTIER CAPITAL MANAGEMENT CO LLC 1.04% of their portfolio | 206.8k $112.1m | Reduced -45.9k |
| Point72 Asset Management, L.P. 0.17% of their portfolio | 201.2k $109.0m | Added +51.9k |
| Nuveen, LLC 0.03% of their portfolio | 200.1k $108.4m | Added +9.4k |
| DEUTSCHE BANK AG\ 0.03% of their portfolio | 195.3k $105.8m | Reduced -3.5k |
| Bellevue Group AG 2.15% of their portfolio | 188.5k $102.1m | Added +186.4k |
| BANK OF AMERICA CORP /DE/ 0.01% of their portfolio | 179.2k $97.1m | Reduced -20.2k |
| Assenagon Asset Management S.A. 0.06% of their portfolio | 169.1k $91.6m | Added +121.9k |
| TD Asset Management Inc 0.08% of their portfolio | 168.6k $91.4m | Added +64.1k |
| GOLDMAN SACHS GROUP INC 0.01% of their portfolio | 166.0k $89.9m | Added +51.6k |
| FIFTH THIRD BANCORP 0.14% of their portfolio | 158.2k $85.7m | Reduced -6.8k |
| Pacer Advisors, Inc. 0.22% of their portfolio | 155.4k $84.2m | Reduced -88.1k |
| Epoch Investment Partners, Inc. 0.46% of their portfolio | 150.6k $81.6m | Added +30.0k |
| Man Group plc 0.13% of their portfolio | 134.9k $73.1m | Added +57.4k |
| Thrivent Financial for Lutherans 0.12% of their portfolio | 128.6k $69.7m | Added +22.2k |
| HSBC HOLDINGS PLC 0.03% of their portfolio | 127.1k $68.9m | Added +7.9k |
| Deep Track Capital, LP 0.99% of their portfolio | 123.6k $67.0m | New |
| AMERIPRISE FINANCIAL INC 0.01% of their portfolio | 123.2k $66.8m | Added +32.0k |
| Robeco Institutional Asset Management B.V. 0.08% of their portfolio | 123.1k $66.7m | Reduced -4.8k |
| RHUMBLINE ADVISERS 0.05% of their portfolio | 120.1k $65.1m | Reduced -2.4k |
| Bridgewater Associates, LP 0.25% of their portfolio | 111.3k $60.3m | Added +157 |
| Swiss National Bank 0.03% of their portfolio | 111.3k $60.3m | Reduced -8.8k |
| PRINCIPAL FINANCIAL GROUP INC 0.03% of their portfolio | 106.6k $57.7m | Added +4.9k |
| HRT FINANCIAL LP 0.13% of their portfolio | 98.9k $53.6m | Added +32.0k |
| Allspring Global Investments Holdings, LLC 0.08% of their portfolio | 96.7k $52.9m | Reduced -49.8k |
| DekaBank Deutsche Girozentrale 0.09% of their portfolio | 93.5k $54.8m | Unchanged |
| STOREBRAND ASSET MANAGEMENT AS 0.12% of their portfolio | 91.7k $49.7m | Reduced -2.1k |
| SG Americas Securities, LLC 0.03% of their portfolio | 89.9k $48.7m | Added +66.8k |
| AustralianSuper Pty Ltd 0.21% of their portfolio | 89.6k $48.5m | Added +75.9k |
| Retirement Systems of Alabama 0.15% of their portfolio | 89.5k $48.5m | Reduced -8.9k |
| California Public Employees Retirement System 0.03% of their portfolio | 88.7k $48.1m | Added +407 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.04% of their portfolio | 88.6k $48.0m | Added +58.9k |
| Vinva Investment Management Ltd 0.32% of their portfolio | 88.4k $48.2m | Added +19.8k |
| Sumitomo Mitsui Trust Group, Inc. 0.03% of their portfolio | 85.5k $46.3m | Reduced -3.1k |
| BOWEN HANES & CO INC 1.23% of their portfolio | 85.0k $50.4m | Unchanged |
| First Turn Management, LLC 4.92% of their portfolio | 84.9k $46.0m | Reduced -19.8k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.02% of their portfolio | 83.9k $45.4m | New |
| Portolan Capital Management, LLC 1.65% of their portfolio | 81.5k $44.2m | Added +18.1k |
| Gotham Asset Management, LLC 0.10% of their portfolio | 79.1k $42.9m | Reduced -1.3k |
| SEIZERT CAPITAL PARTNERS, LLC 1.72% of their portfolio | 76.8k $41.6m | Reduced -27.8k |
| Sofinnova Investments, Inc. 2.21% of their portfolio | 76.5k $41.4m | Reduced -83.6k |
| WELLS FARGO & COMPANY/MN 0.01% of their portfolio | 74.3k $40.3m | Reduced -2.8k |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.03% of their portfolio | 72.3k $39.4m | Added +26.7k |
| BARCLAYS PLC 0.01% of their portfolio | 72.0k $39.0m | Added +9.0k |
| TOCQUEVILLE ASSET MANAGEMENT L.P. 0.51% of their portfolio | 71.9k $38.9m | Added +11.6k |
| Zurich Insurance Group Ltd/FI 0.26% of their portfolio | 69.9k $37.9m | Added +35.1k |
| Krensavage Asset Management, LLC 14.26% of their portfolio | 69.3k $37.5m | Reduced -15.0k |
| AMERICAN CENTURY COMPANIES INC 0.02% of their portfolio | 66.0k $35.7m | Reduced -3.4k |
| ROYAL BANK OF CANADA 0.01% of their portfolio | 62.6k $33.9m | Added +3.4k |
| Palo Alto Investors LP 4.69% of their portfolio | 62.6k $33.9m | Reduced -222 |
| ATWOOD & PALMER INC 1.78% of their portfolio | 61.5k $33.3m | Reduced -957 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.03% of their portfolio | 61.4k $33.3m | Added +1.6k |
| Russell Investments Group, Ltd. 0.03% of their portfolio | 61.4k $33.3m | Reduced -6.2k |
| BNP PARIBAS FINANCIAL MARKETS 0.02% of their portfolio | 58.6k $31.7m | Reduced -3.4k |
| RAYMOND JAMES FINANCIAL INC 0.01% of their portfolio | 55.2k $29.9m | Added +7.6k |