Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in TARA held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | Jupiter Topco LLC | 4.7M | $17.9M | — | 8.357% | 0.01% |
| 2 | BlackRock, Inc. | 3.7M | $14.0M | +7.9% | 6.518% | 0.00% |
| 3 | MILLENNIUM MANAGEMENT LLC | 3.1M | $11.8M | +9.5% | 5.518% | 0.00% |
| 4 | Velan Capital Investment Management LP | 2.8M | $10.9M | +0.4% | 5.061% | 6.62% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2.3M | $8.8M | +8.6% | 4.093% | 0.00% |
| 6 | Blackstone Inc. | 2.3M | $8.7M | 0.0% | 4.031% | 0.02% |
| 7 | ORBIMED ADVISORS LLC | 2.2M | $8.5M | — | 3.950% | 0.16% |
| 8 | Sio Capital Management, LLC | 1.9M | $7.3M | -2.4% | 3.419% | 1.21% |
| 9 | ACORN CAPITAL ADVISORS, LLC | 1.8M | $6.7M | 0.0% | 3.117% | 1.83% |
| 10 | Integral Health Asset Management, LLC | 1.5M | $5.7M | -14.3% | 2.669% | 0.23% |
| 11 | 5AM Venture Management, LLC | 1.4M | $5.2M | 0.0% | 2.437% | 1.82% |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 1.3M | $5.1M | +12.7% | 2.360% | 0.00% |
| 13 | CITADEL ADVISORS LLC | 1.2M | $4.7M | -0.0% | 2.193% | 0.00% |
| 14 | STATE STREET CORP | 1.1M | $4.1M | +6.3% | 1.901% | 0.00% |
| 15 | Qube Research & Technologies Ltd | 1.0M | $4.0M | +490.7% | 1.860% | 0.00% |
| 16 | BALYASNY ASSET MANAGEMENT L.P. | 1.0M | $3.9M | — | 1.827% | 0.00% |
| 17 | BAKER BROS. ADVISORS LP | 972K | $3.7M | 0.0% | 1.729% | 0.02% |
| 18 | ADAR1 Capital Management, LLC | 941K | $3.6M | 0.0% | 1.673% | 0.16% |
| 19 | BANK OF AMERICA CORP /DE/ | 882K | $3.4M | -4.7% | 1.570% | 0.00% |
| 20 | MARSHALL WACE, LLP | 701K | $2.7M | +1281.8% | 1.247% | 0.00% |
| 21 | DIMENSIONAL FUND ADVISORS LP | 683K | $2.6M | +28.6% | 1.216% | 0.00% |
| 22 | NORTHERN TRUST CORP | 552K | $2.1M | +47.3% | 0.983% | 0.00% |
| 23 | Point72 Asset Management, L.P. | 549K | $2.1M | -52.4% | 0.977% | 0.00% |
| 24 | GOLDMAN SACHS GROUP INC | 546K | $2.1M | +37.3% | 0.972% | 0.00% |
| 25 | Catalio Capital Management, LP | 520K | $2.0M | -10.3% | 0.925% | 0.37% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in TARA — a direct measure of their conviction.
Filings activity in TARA during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 119 | +4.4% | 82.01% | 5.41 pp | $176M | 26% |
| Q1 2026 | 114 | +11% | 87.42% | +9.14 pp | $238M | +13% |
| Q4 2025 | 103 | +29% | 78.28% | +6.72 pp | $212M | +86% |
| Q3 2025 | 80 | +3.9% | 71.56% | 9.68 pp | $114M | +20% |
| Q2 2025 | 77 | +33% | 81.24% | +3.12 pp | $95M | 23% |
| Q1 2025 | 58 | +0.0% | 78.12% | 8.32 pp | $123M | 19% |
| Q4 2024 | 58 | +66% | 86.44% | +69.06 pp | $151M | +750% |
| Q3 2024 | 35 | — | 17.38% | — | $18M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying TARA stock.
Based on Q2 2026 13F filings, institutional ownership of Protara Therapeutics, Inc. stands at 82.0%, held across 119 reporting institutions.
Jupiter Topco LLC is the largest reported institutional holder of TARA, with approximately 4,696,709 shares worth $0.02B as of Q2 2026.
Yes — 3 widely-followed marquee investors appear among the top 25 institutional holders of TARA, including MILLENNIUM MANAGEMENT LLC, CITADEL ADVISORS LLC, Point72 Asset Management, L.P..
Our composite Smart Money Score for TARA is 54 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
24 institutions opened new positions in TARA during Q2 2026, while 17 fully exited. 23 added to existing positions and 71 trimmed.
TARA institutional ownership fell by 5.41 percentage points quarter-over-quarter, with a net change of +5 holders.
The top 10 institutions account for 57.0% of all reported 13F value in TARA, and the top 25 account for 86.1%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Protara Therapeutics, Inc. (TARA) Institutional Ownership