Protara Therapeutics, Inc.
Total Trades
15
Buys
8
Sells
7
Largest Trade
$100K–$500K
Insiders
5
Institutional Funds
71
Inst. Value
$1M+
Activist Filings
30
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Levy Richard S | Director | BUY | $50K–$100K | 20K | $3.19 | May 16, 2025 |
| Zummo Jacqueline | Chf Scientific Ope… | SELL | $50K–$100K | 21K | $4.53 | Mar 28, 2025 |
| Opaleye Management Inc. | 10% Owner | SELL | $15K–$50K | 8K | $2.12 | Jul 3, 2024 |
| Opaleye Management Inc. | 10% Owner | SELL | $100K–$500K | 65K | $2.21 | Jun 28, 2024 |
| Opaleye Management Inc. | 10% Owner | SELL | $15K–$50K | 13K | $2.26 | Jun 27, 2024 |
| Opaleye Management Inc. | 10% Owner | SELL | $15K–$50K | 15K | $2.92 | May 31, 2024 |
| Opaleye Management Inc. | 10% Owner | SELL | $100K–$500K | 43K | $3.05 | May 23, 2024 |
| Opaleye Management Inc. | 10% Owner | SELL | $15K–$50K | 15K | $2.71 | Dec 30, 2022 |
| Opaleye Management Inc. | 10% Owner | BUY | $50K–$100K | 24K | $3.92 | Sep 15, 2022 |
| Shefferman Jesse | CEO and President | BUY | $15K–$50K | 9K | $3.84 | Aug 15, 2022 |
| BESHAR LUKE M | Director | BUY | $15K–$50K | 10K | $3.10 | Jul 5, 2022 |
| Opaleye Management Inc. | 10% Owner | BUY | $15K–$50K | 10K | $4.78 | Apr 8, 2022 |
| BESHAR LUKE M | Director | BUY | $15K–$50K | 10K | $4.25 | Mar 16, 2022 |
| BESHAR LUKE M | Director | BUY | $15K–$50K | 10K | $4.46 | Mar 14, 2022 |
| Opaleye Management Inc. | 10% Owner | BUY | $100K–$500K | 24K | $4.96 | Jan 31, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 71 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Velan Capital Investment Management LP | 2.8M | $1M+ | SH |
| 5AM Venture Management, LLC | 1.4M | $1M+ | SH |
| ADAR1 Capital Management, LLC | 1.1M | $1M+ | SH |
| ADAR1 Capital Management, LLC | 1.1M | $1M+ | SH |
| Maven Securities LTD | 755K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 704K | $1M+ | SH |
| SPHERA FUNDS MANAGEMENT LTD. | 650K | $1M+ | SH |
| STATE STREET CORP | 571K | $1M+ | SH |
| Burkehill Global Management, LP | 450K | $1M+ | SH |
| Alyeska Investment Group, L.P. | 350K | $1M+ | SH |
| Assenagon Asset Management S.A. | 308K | $1M+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 267K | $1M+ | SH |
| CIBC WORLD MARKET INC. | 229K | $1M+ | SH |
| OPPENHEIMER & CO INC | 224K | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 200K | $1M+ | SH |
| Walleye Capital LLC | 146K | $500K+ | SH |
| Monashee Investment Management LLC | 125K | $500K+ | SH |
| Informed Momentum Co LLC | 104K | $500K+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 102K | $500K+ | SH |
| Marex Group plc | 85K | $100K–$500K | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G · Mar 2, 2026
5.1%
2.8M shares
SC 13G/A · Feb 17, 2026
10.0%
5.1M shares
SC 13G/A · Jan 21, 2026
4.7%
2.4M shares
SC 13G/A · Nov 14, 2025
11.0%
4.2M shares
SC 13G/A · Aug 14, 2025
4.9%
2.0M shares
SC 13G/A · Aug 14, 2025
10.6%
4.1M shares
SC 13G · Jul 17, 2025
5.6%
2.1M shares
SC 13G/A · May 14, 2025
10.5%
3.9M shares
Adage Capital Management, L.P.
SC 13G/A · May 12, 2025
0.0%
0 shares
SC 13G/A · Apr 28, 2025
4.7%
1.7M shares
SC 13G/A · Mar 7, 2025
10.3%
3.8M shares
SC 13G/A · Feb 14, 2025
9.9%
3.4M shares
SC 13G/A · Feb 14, 2025
4.6%
1.6M shares
SC 13G/A · Feb 14, 2025
3.9%
1.3M shares
SC 13G · Feb 14, 2025
6.6%
2.3M shares
SC 13G/A · Feb 14, 2025
5.3%
1.8M shares
Adage Capital Management, L.P.
SC 13G · Feb 12, 2025
6.6%
2.3M shares
SC 13G · Dec 17, 2024
5.9%
2.1M shares
Opaleye Management, Inc. 20-5648796
SC 13G · Nov 18, 2024
8.2%
1.7M shares
SC 13G · Nov 14, 2024
7.4%
1.6M shares
SC 13G/A · Nov 14, 2024
2.8%
600K shares
SC 13G · Apr 26, 2024
10.0%
2.1M shares
SC 13G · Apr 22, 2024
5.7%
6 shares
SC 13G · Apr 9, 2024
5.3%
600K shares
SC 13G/A · Feb 15, 2024
0.0%
0 shares
SC 13G/A · Feb 14, 2023
6.0%
672K shares
SC 13G/A · Feb 14, 2022
3.8%
422K shares
Rock Springs Capital Management LP
SC 13G/A · Feb 14, 2022
0.0%
0 shares
SC 13G/A · Feb 14, 2022
2.5%
279K shares
SC 13G · Feb 11, 2022
6.0%
672K shares