PBLSNasdaqPharmaceutical PreparationsFiscal year ends December 31
Parabilis Medicines, Inc.
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 13, 2026
$25.35+2.60 (+11.43%)
Close on Oct 19, 2026
- Market cap
- $732.82M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
80.1%
99M of 124M shares
Institutional holders
79
79 new, 0 sold out
Net institutional buying
99M
In Q2 2026
Insider trades, 12 months
14 buys · 0 sales
Net bought $441.42M
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Steven Gillis | 6,412,780 | 5.30% | 13G (passive) | Jun 30, 2026 |
| Rajeev Shah | 28,933,371 | 23.80% | 13D (active) | Jun 11, 2026 |
| FMR LLC | 10,292,735 | 8.50% | 13G (passive) | Jun 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of PBLS | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 28,933,371 | 23.42% | $791.91M | New | 6.88% |
| FMR LLC | 10,292,735 | 8.33% | $281.71M | New | 0.01% |
| ARCH Venture Management, LLC | 6,412,780 | 5.19% | $175.52M | New | 15.95% |
| venBio Partners LLC | 5,266,697 | 4.26% | $144.15M | New | 27.75% |
| Alphabet Inc. | 4,919,498 | 3.98% | $134.65M | New | 0.14% |
| Nextech Invest, Ltd. | 4,663,176 | 3.77% | $127.63M | New | 6.06% |
| Cormorant Asset Management, LP | 4,615,612 | 3.74% | $126.33M | New | 6.47% |
| Regeneron Pharmaceuticals, Inc. | 4,166,666 | 3.37% | $114.04M | New | 64.35% |
| Siren, L.L.C. | 2,992,259 | 2.42% | $81.90M | New | 1.66% |
| Farallon Capital Management LLC | 2,368,200 | 1.92% | $64.82M | New | 0.30% |
| Jupiter Topco LLC | 2,296,547 | 1.86% | $62.71M | New | 0.03% |
| Frazier Life Sciences Management, L.P. | 1,920,805 | 1.55% | $52.57M | New | 1.14% |
| Deerfield Management Company, L.P. (Series C) | 1,880,704 | 1.52% | $51.47M | New | 0.54% |
| General Catalyst Group Management, LLC | 1,600,937 | 1.30% | $43.82M | New | 23.24% |
| General Atlantic, L.P. | 1,538,461 | 1.25% | $42.11M | New | 1.45% |
| Soleus Capital Management, L.P. | 1,465,070 | 1.19% | $40.10M | New | 1.38% |
| Vanguard Portfolio Management LLC | 1,302,479 | 1.05% | $35.65M | New | 0.00% |
| Vanguard Capital Management LLC | 1,156,962 | 0.94% | $31.67M | New | 0.00% |
| JPMorgan Chase & Co | 1,042,772 | 0.84% | $30.44M | New | 0.00% |
| Foresite Capital Management VI LLC | 999,044 | 0.81% | $27.34M | New | 4.26% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 79 | 99M | 80.1% | 79 / 0 | 0 / 0 | 99M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of PBLS | Value | % of fund | As of |
|---|---|---|---|---|---|
| Vanguard Total Stock Market Index Fund | 1,121,000 | 0.91% | $30.68M | 0.00% | Jun 30, 2026 |
| Vanguard Small-Cap Index Fund | 807,764 | 0.65% | $22.11M | 0.01% | Jun 30, 2026 |
| T. Rowe Price Health Sciences Fund, Inc. | 486,669 | 0.39% | $13.32M | 0.11% | Jun 30, 2026 |
| JPMorgan Small Cap Growth Fund | 480,209 | 0.39% | $13.14M | 0.50% | Jun 30, 2026 |
| AB Small Cap Growth Portfolio | 329,809 | 0.27% | $9.03M | 0.29% | Jun 30, 2026 |
| Janus Henderson Global Life Sciences Fund | 313,255 | 0.25% | $8.57M | 0.15% | Jun 30, 2026 |
| Vanguard Small-Cap Value Index Fund | 255,694 | 0.21% | $7.00M | 0.01% | Jun 30, 2026 |
| Vanguard Small-Cap Growth Index Fund | 239,759 | 0.19% | $6.56M | 0.01% | Jun 30, 2026 |
| Franklin Small Cap Growth Fund | 156,411 | 0.13% | $5.31M | 0.22% | Jul 31, 2026 |
| JPMorgan Small Cap Blend Fund | 154,583 | 0.13% | $4.23M | 0.25% | Jun 30, 2026 |
| Federated Hermes Kaufmann Fund | 151,500 | 0.12% | $5.15M | 0.10% | Jul 31, 2026 |
| Small Cap Core Portfolio | 128,992 | 0.10% | $3.53M | 0.41% | Jun 30, 2026 |
| T. Rowe Price New Horizons Fund, Inc. | 119,911 | 0.10% | $3.28M | 0.02% | Jun 30, 2026 |
| SmallCap Growth Fund I | 100,169 | 0.08% | $3.40M | 0.14% | Jul 31, 2026 |
| Franklin Biotechnology Discovery Fund | 93,010 | 0.08% | $3.16M | 0.27% | Jul 31, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Mathai Mammen | President & CEO, Director | – | – | Jun 9, 2026 |
| Teresa Jurgensen | General Counsel | – | – | Jun 9, 2026 |
| Helen Huei-in Ho | See Remarks | – | – | Jun 9, 2026 |
| Mohammed Fawzi Benzaghou | Chief Medical Officer | – | – | Jun 9, 2026 |
| Rohin Mhatre | See Remarks | – | – | Jun 9, 2026 |
| Thomas Rodolpho Kotarakos | Chief Financial Officer | – | – | Jun 9, 2026 |
| Craig Tendler | Director | – | – | Aug 25, 2026 |
| Capital Healthcare Fund LP RA | Director, 10% owner | – | – | Jul 22, 2026 |
| Rajeev M. Shah | Director, 10% owner | – | – | Jul 22, 2026 |
| RA Capital Nexus Fund III, L.P. | Director | 6,556,740 | 5.31% | Jul 22, 2026 |
| Peter Kolchinsky | Director, 10% owner | – | – | Jul 22, 2026 |
| Ra Capital Management, L.P. | Director, 10% owner | 26,529,686 | 21.48% | Jul 22, 2026 |
| Alan Sebulsky | Director | 25,935 | 0.02% | Jun 16, 2026 |
| Edward M. Fitzgerald | Director | 14,688 | 0.01% | Jun 15, 2026 |
| Alexis Borisy | Director | 105,414 | 0.09% | Jun 15, 2026 |
| Richard Klausner | Director | – | – | Jun 11, 2026 |
| Barbara Weber | Director | – | – | Jun 11, 2026 |
| Jake Simson | Director | – | – | Jun 11, 2026 |
| Krishna Yeshwant | Director | – | – | Jun 11, 2026 |
| Soleus Capital Master Fund, L.P. | 10% owner | – | – | Jun 29, 2026 |
| Soleus PE GP III, LLC | 10% owner | – | – | Jun 29, 2026 |
| Soleus Capital, LLC | 10% owner | – | – | Jun 29, 2026 |
| Soleus GP, LLC | 10% owner | – | – | Jun 29, 2026 |
| Soleus Private Equity Fund III, L.P. | 10% owner | – | – | Jun 29, 2026 |
| Soleus Capital Management, L.P. | 10% owner | – | – | Jun 29, 2026 |
| Soleus Capital Group, LLC | 10% owner | 1,027,000 | 0.83% | Jun 29, 2026 |
| Soleus Private Equity GP III, LLC | 10% owner | – | – | Jun 29, 2026 |
| Guy Levy | 10% owner | – | – | Jun 29, 2026 |
| Deerfield Mgmt III, L.P. | 10% owner | – | – | Jun 11, 2026 |
| Deerfield Management Company, L.P. | 10% owner | – | – | Jun 11, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Ra Capital Management, L.P. Director, 10% owner | Jul 22, 2026 | Buy | +47,250 | $29.77 | $1.41M | 26,529,686 |
| Ra Capital Management, L.P. Director, 10% owner | Jul 21, 2026 | Buy | +37,723 | $30.00 | $1.13M | 26,482,436 |
| Ra Capital Management, L.P. Director, 10% owner | Jul 21, 2026 | Buy | +6,504 | $29.17 | $189.72K | 26,444,713 |
| Ra Capital Management, L.P. Director, 10% owner | Jul 21, 2026 | Buy | +21,696 | $27.96 | $606.62K | 26,438,209 |
| Ra Capital Management, L.P. Director, 10% owner | Jul 20, 2026 | Buy | +98,433 | $27.13 | $2.67M | 26,383,526 |
| Ra Capital Management, L.P. Director, 10% owner | Jul 20, 2026 | Buy | +32,987 | $27.72 | $914.40K | 26,416,513 |
| Alan Sebulsky Director | Jun 15, 2026 | Buy | +5,000 | $26.00 | $130.00K | 25,935 |
| Alan Sebulsky Director | Jun 15, 2026 | Buy | +4,065 | $27.10 | $110.16K | 30,000 |
| Alan Sebulsky Director | Jun 12, 2026 | Buy | +8,435 | $27.67 | $233.40K | 20,935 |
| Soleus Capital Group, LLC 10% owner | Jun 11, 2026 | Buy | +375,000 | $20.00 | $7.50M | 1,027,000 |
| Soleus Capital Group, LLC 10% owner | Jun 11, 2026 | Conversion | +527,070 | $9.48 | $5.00M | 527,070 |
| Soleus Capital Group, LLC 10% owner | Jun 11, 2026 | Buy | +125,000 | $20.00 | $2.50M | 652,000 |
| Alexis Borisy Director | Jun 11, 2026 | Conversion | +105,414 | – | – | 105,414 |
| RA Capital Nexus Fund III, L.P. Director | Jun 11, 2026 | Conversion | +6,556,740 | – | – | 6,556,740 |
| RA Capital Nexus Fund III, L.P. Director | Jun 11, 2026 | Conversion | +1,187,881 | – | – | 1,187,881 |
| RA Capital Nexus Fund III, L.P. Director | Jun 11, 2026 | Buy | +1,460,397 | $20.00 | $29.21M | 2,648,278 |
| RA Capital Nexus Fund III, L.P. Director | Jun 11, 2026 | Buy | +19,728,353 | $20.00 | $394.57M | 26,285,093 |
| Alan Sebulsky Director | Jun 11, 2026 | Buy | +12,500 | $20.00 | $250.00K | 12,500 |
| Edward M. Fitzgerald Director | Jun 11, 2026 | Conversion | +5,271 | – | – | 14,688 |
| Edward M. Fitzgerald Director | Jun 11, 2026 | Conversion | +3,878 | – | – | 9,417 |
| Edward M. Fitzgerald Director | Jun 11, 2026 | Conversion | +5,539 | – | – | 5,539 |
| Deerfield Mgmt HIF, L.P. 10% owner | Jun 11, 2026 | Conversion | +149,238 | – | – | 272,228 |
| Deerfield Mgmt HIF, L.P. 10% owner | Jun 11, 2026 | Conversion | +122,990 | – | – | 122,990 |
| Deerfield Mgmt HIF, L.P. 10% owner | Jun 11, 2026 | Conversion | +122,990 | – | – | 122,990 |
| Deerfield Mgmt HIF, L.P. 10% owner | Jun 11, 2026 | Conversion | +149,238 | – | – | 272,228 |
| Deerfield Mgmt HIF, L.P. 10% owner | Jun 11, 2026 | Conversion | +260,992 | – | – | 533,220 |
| Deerfield Mgmt HIF, L.P. 10% owner | Jun 11, 2026 | Conversion | +260,992 | – | – | 533,220 |
| Deerfield Mgmt HIF, L.P. 10% owner | Jun 11, 2026 | Conversion | +407,132 | – | – | 940,352 |
| Deerfield Mgmt HIF, L.P. 10% owner | Jun 11, 2026 | Conversion | +407,132 | – | – | 940,352 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.