PROTARA THERAPEUTICS INC (TARA)
Institutional ownership reported to the SEC as of Q2 2026, across 27 quarters.
Institutions report 46,130,930 shares against 59,095,488 outstanding. Shares only - option lines are excluded, which is why this can be compared with the company at all. The count comes from the cover page of the company's own most recent report, so it is dated when that was filed rather than at quarter end.
Calls and puts are the parts of reported value carried in derivative lines rather than shares, and they point in opposite directions: a manager holding calls is positioned for the security, one holding puts against it - or hedging shares they already own, which is why index funds carry so many. Most sites add the two together and report one figure, which averages away the only interesting part.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| Jupiter Topco LLC | $17.9M | 4,696,709 | 0.01% | new | FIRST |
| BlackRock, Inc. | $14.0M | 3,663,499 | 0.00% | 8q | +7.9%+$1.0M |
| MILLENNIUM MANAGEMENT LLC | $11.8M | 3,101,166 | 0.00% | 8q | +9.5%+$1.0M |
| Velan Capital Investment Management LP | $10.9M | 2,844,652 | 6.62% | 9q | HELD |
| VANGUARD CAPITAL MANAGEMENT LLC | $8.8M | 2,300,133 | 0.00% | 2q | +8.5%+$691.9K |
| Blackstone Inc. | $8.7M | 2,265,514 | 0.02% | 7q | HELD |
| ORBIMED ADVISORS LLC | $8.5M | 2,220,000 | 0.16% | new | NEW |
| Sio Capital Management, LLC | $7.3M | 1,921,872 | 1.21% | 3q | -2.4%-$183.2K |
| ACORN CAPITAL ADVISORS, LLC | $6.7M | 1,752,115 | 1.83% | 7q | HELD |
| Integral Health Asset Management, LLC | $5.7M | 1,500,000 | 0.23% | 7q | -14.3%-$955.0K |
| 5AM Venture Management, LLC | $5.2M | 1,369,782 | 1.82% | 7q | HELD |
| GEODE CAPITAL MANAGEMENT, LLC | $5.1M | 1,326,246 | 0.00% | 25q | +12.7%+$569.5K |
| CITADEL ADVISORS LLC | $4.7M | 1,232,365 | 0.00% | 22q | +15.3%+$625.7K |
| STATE STREET CORP | $4.1M | 1,068,295 | 0.00% | 25q | +6.3%+$241.2K |
| Qube Research & Technologies Ltd | $4.0M | 1,045,516 | 0.00% | 3q | +490.7%+$3.3M |
| Balyasny Asset Management L.P. | $3.9M | 1,026,691 | 0.00% | new | NEW |
| BAKER BROS. ADVISORS LP | $3.7M | 971,614 | 0.02% | 25q | HELD |
| ADAR1 Capital Management, LLC | $3.6M | 940,512 | 0.16% | 7q | HELD |
| BANK OF AMERICA CORP /DE/ | $3.4M | 882,179 | 0.00% | 9q | -4.7%-$167.1K |
| MARSHALL WACE, LLP | $2.7M | 701,021 | 0.00% | 5q | +1281.8%+$2.5M |
| DIMENSIONAL FUND ADVISORS LP | $2.6M | 683,230 | 0.00% | 7q | +28.6%+$580.9K |
| NORTHERN TRUST CORP | $2.1M | 552,306 | 0.00% | 25q | +47.3%+$677.9K |
| Point72 Asset Management, L.P. | $2.1M | 548,932 | 0.00% | 3q | -52.4%-$2.3M |
| GOLDMAN SACHS GROUP INC | $2.1M | 546,227 | 0.00% | 7q | +37.2%+$566.3K |
| Catalio Capital Management, LP | $2.0M | 520,148 | 0.37% | 7q | -10.3%-$228.7K |
| MORGAN STANLEY | $1.9M | 508,434 | 0.00% | 7q | -8.7%-$185.4K |
| Walleye Capital LLC | $1.9M | 505,432 | 0.01% | 3q | +14.0%+$237.0K |
| VANGUARD PORTFOLIO MANAGEMENT LLC | $1.9M | 491,657 | 0.00% | 2q | +19.2%+$302.0K |
| UBS Group AG | $1.7M | 456,773 | 0.00% | 8q | -67.4%-$3.6M |
| VANGUARD FIDUCIARY TRUST CO | $1.3M | 334,683 | 0.00% | 2q | +8.4%+$98.7K |
| Verdad Advisers, LP | $1.2M | 312,249 | 1.14% | new | NEW |
| JACOBS LEVY EQUITY MANAGEMENT, INC | $1.1M | 295,565 | 0.00% | 2q | +488.1%+$937.1K |
| RENAISSANCE TECHNOLOGIES LLC | $960.7K | 251,500 | 0.00% | 25q | +100.1%+$480.6K |
| OPPENHEIMER & CO INC | $910.5K | 238,362 | 0.01% | 10q | +31.3%+$217.0K |
| AQR CAPITAL MANAGEMENT LLC | $798.3K | 208,969 | 0.00% | 3q | +212.8%+$543.1K |
| Jump Financial, LLC | $775.8K | 203,100 | 0.01% | 2q | +204.1%+$520.7K |
| CIBC WORLD MARKET INC. | $636.0K | 166,495 | 0.00% | 6q | -5.1%-$34.4K |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $603.4K | 157,971 | 0.00% | 6q | +6.8%+$38.5K |
| Bank of New York Mellon Corp | $526.0K | 137,689 | 0.00% | 23q | +6.2%+$30.6K |
| J. Goldman & Co LP | $515.7K | 135,000 | 0.01% | 2q | -84.2%-$2.8M |
| SUPERSTRING CAPITAL MANAGEMENT LP | $464.0K | 121,457 | 0.29% | 7q | HELD |
| Assenagon Asset Management S.A. | $458.0K | 119,908 | 0.00% | 4q | -78.9%-$1.7M |
| Fisher Asset Management, LLC | $380.3K | 99,566 | 0.00% | new | NEW |
| AMERICAN CENTURY COMPANIES INC | $376.2K | 98,487 | 0.00% | 6q | +5.9%+$21.1K |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | $326.0K | 85,330 | 0.01% | 20q | +21.3%+$57.3K |
| Nuveen, LLC | $277.4K | 72,610 | 0.00% | 5q | +13.7%+$33.4K |
| TWO SIGMA INVESTMENTS, LP | $266.1K | 69,652 | 0.00% | 21q | +84.1%+$121.5K |
| FMR LLC | $260.5K | 68,200 | 0.00% | 4q | +19.5%+$42.4K |
| XTX Topco Ltd | $244.3K | 63,948 | 0.00% | 3q | +8.8%+$19.7K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $241.7K incl. $87.5K options PUT | 40,380 | 0.00% | 7q | -65.4%-$456.4K |
| RHUMBLINE ADVISERS | $241.6K | 63,245 | 0.00% | 5q | +97.2%+$119.1K |
| TRUIST FINANCIAL CORP | $229.2K | 60,000 | 0.00% | 10q | HELD |
| Trexquant Investment LP | $227.7K | 59,616 | 0.00% | 2q | +232.4%+$159.2K |
| DEUTSCHE BANK AG\ | $220.5K | 57,713 | 0.00% | 3q | +6.9%+$14.3K |
| ALPS ADVISORS INC | $217.9K | 57,041 | 0.00% | 3q | +29.6%+$49.7K |
| AMERIPRISE FINANCIAL INC | $214.9K | 56,267 | 0.00% | new | NEW |
| WELLS FARGO & COMPANY/MN | $208.6K | 54,596 | 0.00% | 5q | +77.9%+$91.3K |
| PRUDENTIAL FINANCIAL INC | $193.8K | 50,730 | 0.00% | 2q | -57.6%-$262.8K |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P | $191.0K | 50,000 | 0.15% | 3q | +37.0%+$51.6K |
| Alyeska Investment Group, L.P. | $151.8K | 39,726 | 0.00% | 3q | -88.6%-$1.2M |
| Quadrature Capital Ltd | $150.2K | 39,319 | 0.00% | new | NEW |
| PRICE T ROWE ASSOCIATES INC /MD/ | $148.0K | 38,483 | 0.00% | 5q | +6.0%+$8.4K |
| GROUP ONE TRADING LLC | $143.3K incl. $143.2K options CALL+PUT | 14 | 0.00% | 7q | -98.9%-$13.1M |
| Marex Group Ltd | $134.7K | 35,250 | 0.00% | 4q | -36.2%-$76.4K |
| WINTON GROUP Ltd | $125.3K | 32,800 | 0.00% | 2q | +16.7%+$18.0K |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | $113.5K | 29,700 | 0.00% | new | NEW |
| Russell Investments Group, Ltd. | $108.8K | 28,469 | 0.00% | 4q | +963.9%+$98.5K |
| MetLife Investment Management, LLC | $108.4K | 28,378 | 0.00% | 3q | -1.4%-$1.5K |
| Invesco Ltd. | $102.6K | 26,856 | 0.00% | 5q | +49.5%+$34.0K |
| JPMORGAN CHASE & CO | $94.0K | 22,608 | 0.00% | 5q | +5.2%+$4.7K |
| ALLIANCEBERNSTEIN L.P. | $94.0K | 18,040 | 0.00% | new | NEW |
| CITIGROUP INC | $92.2K | 24,145 | 0.00% | 7q | +66.8%+$36.9K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $92.0K | 24,095 | 0.00% | 5q | HELD |
| Jain Global LLC | $80.2K | 21,000 | 0.00% | new | NEW |
| Vanguard Global Advisers, LLC | $76.9K | 20,127 | 0.00% | 2q | -61.7%-$124.0K |
| PRELUDE CAPITAL MANAGEMENT, LLC | $74.9K | 19,613 | 0.01% | new | NEW |
| EntryPoint Capital, LLC | $73.7K | 19,286 | 0.02% | new | NEW |
| LPL Financial LLC | $73.1K | 19,130 | 0.00% | 14q | -47.1%-$64.9K |
| BARCLAYS PLC | $71.1K | 18,607 | 0.00% | 7q | -61.4%-$113.3K |
| Squarepoint Ops LLC | $69.2K | 18,124 | 0.00% | new | NEW |
| IEQ CAPITAL, LLC | $68.5K | 17,929 | 0.00% | new | NEW |
| Police & Firemen's Retirement System of New Jersey | $67.1K | 17,569 | 0.00% | 5q | HELD |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | $56.8K | 14,878 | 0.00% | 3q | +9.8%+$5.1K |
| INTECH INVESTMENT MANAGEMENT LLC | $51.8K | 13,562 | 0.00% | 5q | -1.6% |
| Mariner, LLC | $45.4K | 11,899 | 0.00% | new | NEW |
| VOYA INVESTMENT MANAGEMENT LLC | $43.8K | 11,469 | 0.00% | new | NEW |
| SIMPLEX TRADING, LLC | $42.5K incl. $41.3K options CALL | 339 | 0.00% | 4q | -92.4%-$515.9K |
| D. E. Shaw & Co., Inc. | $42.5K | 11,113 | 0.00% | new | NEW |
| COMMONWEALTH EQUITY SERVICES, LLC | $42.0K | 11,000 | 0.00% | 4q | HELD |
| Corient Private Wealth LP | $40.8K | 10,690 | 0.00% | new | NEW |
| Essential Partners LLC | $37.4K | 9,802 | 0.02% | 4q | -0.7% |
| NEW YORK STATE COMMON RETIREMENT FUND | $30.2K | 7,900 | 0.00% | 5q | HELD |
| ROYAL BANK OF CANADA | $29.0K | 7,763 | 0.00% | 13q | +121.8%+$15.9K |
| BNP PARIBAS FINANCIAL MARKETS | $28.8K | 7,536 | 0.00% | 7q | -31.5%-$13.3K |
| Tower Research Capital LLC (TRC) | $19.1K | 4,990 | 0.00% | 13q | +8.4%+$1.5K |
| Legal & General Group Plc | $17.1K | 4,490 | 0.00% | 5q | HELD |
| Ameritas Investment Partners, Inc. | $12.6K | 3,298 | 0.00% | 5q | HELD |
| Arax Advisory Partners | $6.4K | 1,671 | 0.00% | new | NEW |
| Sterling Capital Management LLC | $4.0K | 1,055 | 0.00% | 5q | -38.1%-$2.5K |
| State of Wyoming | $3.7K | 960 | 0.00% | new | NEW |
Showing the largest 100 of 119 reported holders.
What the insiders did
Open market purchases and sales reported on Form 4 in the last 180 days. Grants, option exercises and shares surrendered to cover tax are left out: they are compensation rather than a decision to buy or sell. Where a broker filled one order in tranches the lines are summed, because it was one decision.
Officers and directors
| Date | Insider | Role | Side | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-29 | Shefferman Jesse | CEO and President | Sold | 215,687 | $882.2K |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q3 2026 | 12 | $870.4K | 285,367 | 2 | 5 | 5 | 0.0% |
| Q2 2026 | 119 | $176.5M | 46,130,930 | 24 | 50 | 27 | 0.2% |
| Q1 2026 | 114 | $238.9M | 45,561,201 | 29 | 46 | 22 | 0.7% |
| Q4 2025 | 105 | $213.3M | 39,827,589 | 31 | 42 | 16 | 0.5% |
| Q3 2025 | 80 | $114.5M | 26,228,758 | 14 | 24 | 25 | 0.4% |
| Q2 2025 | 77 | $90.6M | 29,740,645 | 26 | 27 | 13 | 0.5% |
| Q1 2025 | 61 | $126.5M | 28,759,849 | 8 | 24 | 11 | 2.1% |
| Q4 2024 | 61 | $158.2M | 29,670,168 | 30 | 14 | 10 | 1.0% |
| Q3 2024 | 34 | $19.1M | 10,447,278 | 4 | 13 | 7 | 0.1% |
| Q2 2024 | 39 | $22.3M | 10,449,817 | 12 | 14 | 7 | 0.4% |
| Q1 2024 | 36 | $18.5M | 4,570,682 | 11 | 7 | 9 | 0.9% |
| Q4 2023 | 30 | $8.2M | 4,357,936 | 1 | 6 | 6 | 0.0% |
| Q3 2023 | 31 | $8.5M | 5,117,943 | 4 | 2 | 9 | 0.0% |
| Q2 2023 | 28 | $12.3M | 5,136,537 | 3 | 4 | 6 | 0.0% |
| Q1 2023 | 29 | $16.9M | 5,503,158 | 1 | 4 | 6 | 0.0% |
| Q4 2022 | 30 | $14.7M | 5,478,113 | 2 | 5 | 9 | 0.0% |
| Q3 2022 | 30 | $17.0M | 5,757,093 | 1 | 3 | 11 | 0.0% |
| Q2 2022 | 33 | $18.7M | 6,027,442 | 3 | 5 | 13 | 0.0% |
| Q1 2022 | 37 | $33.7M | 6,595,758 | 3 | 7 | 16 | 0.1% |
| Q4 2021 | 39 | $50.2M | 7,422,243 | 6 | 14 | 9 | 0.0% |
| Q3 2021 | 37 | $44.5M | 6,411,861 | 9 | 10 | 11 | 0.4% |
| Q2 2021 | 39 | $73.5M | 7,533,648 | 12 | 9 | 15 | 0.2% |
| Q1 2021 | 50 | $134.0M | 8,528,497 | 6 | 17 | 10 | 0.0% |
| Q4 2020 | 49 | $1.1B | 45,050,035 | 6 | 19 | 10 | 0.0% |
| Q3 2020 | 48 | $766.9M | 45,569,258 | 18 | 14 | 9 | 0.0% |
| Q2 2020 | 34 | $1.5B | 50,223,695 | 32 | 1 | 0 | 0.0% |
| Q1 2020 | 28 | $838.6M | 36,399,895 | 28 | 0 | 0 | 0.0% |
