JADE BIOSCIENCES INC (JBIO) Institutional Ownership Changes & 13F Activity
JADE BIOSCIENCES INC (JBIO). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Paradigm Biocapital Advisors Lp, Adage Capital Partners Gp, L.L.C., Polar Capital Holdings Plc, Citadel Advisors Llc, and Logos Global Management Lp.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Citadel Advisors Llc | Buy | +792,185 | +577.3% | 929,407 | $20.65M | Q2 2026 | Sep 02, 2026 |
| Corient Private Wealth Llc | Buy | +61,530 | — | 61,530 | $1.37M | Q2 2026 | Aug 27, 2026 |
| California State Teachers Retirement System | Buy | +43,377 | +2501.6% | 45,111 | $1.00M | Q2 2026 | Aug 24, 2026 |
| Paradigm Biocapital Advisors Lp | Buy | +2,857,405 | — | 2,857,405 | $63.49M | Q2 2026 | Aug 14, 2026 |
| Adage Capital Partners Gp, L.L.C. | Buy | +1,910,812 | — | 1,910,812 | $42.46M | Q2 2026 | Aug 14, 2026 |
| Polar Capital Holdings Plc | Buy | +1,846,982 | — | 1,846,982 | $41.04M | Q2 2026 | Aug 14, 2026 |
| Logos Global Management Lp | Buy | +725,000 | +181.3% | 1,125,000 | $25.00M | Q2 2026 | Aug 14, 2026 |
| Goldman Sachs Group Inc | Buy | +582,187 | +380.4% | 735,224 | $16.34M | Q2 2026 | Aug 14, 2026 |
| Foresite Capital Management Vi Llc | Buy | +566,667 | +177.1% | 886,667 | $19.70M | Q2 2026 | Aug 14, 2026 |
| Balyasny Asset Management L.P. | Buy | +476,237 | +118.3% | 878,726 | $19.53M | Q2 2026 | Aug 14, 2026 |
| Bank Of America Corp | Buy | +448,357 | +1161.6% | 486,955 | $10.82M | Q2 2026 | Aug 14, 2026 |
| Bellevue Group Ag | Sell | -443,506 | -12.7% | 3,057,996 | $67.95M | Q2 2026 | Aug 14, 2026 |
| Blackstone Inc. | Buy | +435,320 | — | 435,320 | $9.67M | Q2 2026 | Aug 14, 2026 |
| Baker Bros. Advisors Lp | Sell | -410,711 | -25.0% | 1,230,426 | $27.34M | Q2 2026 | Aug 14, 2026 |
| Avidity Partners Management Lp | Buy | +300,000 | +21.4% | 1,700,708 | $37.79M | Q2 2026 | Aug 14, 2026 |
| Opaleye Management Inc. | Sell | -282,608 | -66.1% | 145,000 | $3.22M | Q2 2026 | Aug 14, 2026 |
| Samsara Biocapital, Llc | Sell | -232,561 | -24.0% | 736,237 | $16.36M | Q2 2026 | Aug 14, 2026 |
| Lord, Abbett & Co. Llc | Buy | +226,606 | — | 226,606 | $5.04M | Q2 2026 | Aug 14, 2026 |
| Acorn Capital Advisors, Llc | Buy | +200,000 | +25.4% | 986,760 | $21.93M | Q2 2026 | Aug 14, 2026 |
| Millennium Management Llc | Buy | +154,497 | +96.5% | 314,548 | $6.99M | Q2 2026 | Aug 14, 2026 |
| Ameriprise Financial Inc | Buy | +107,053 | — | 107,053 | $2.38M | Q2 2026 | Aug 14, 2026 |
| Woodline Partners Lp | Buy | +100,269 | — | 100,269 | $2.23M | Q2 2026 | Aug 14, 2026 |
| Seven Grand Managers, Llc | Buy | +100,000 | — | 100,000 | $2.22M | Q2 2026 | Aug 14, 2026 |
| Point72 Asset Management, L.P. | Sell | -97,111 | -36.7% | 167,204 | $3.72M | Q2 2026 | Aug 14, 2026 |
| Ikarian Capital, Llc | Sell | -85,000 | -16.6% | 427,349 | $9.50M | Q2 2026 | Aug 14, 2026 |
| Raymond James Financial Inc | Buy | +78,723 | — | 78,723 | $1.75M | Q2 2026 | Aug 14, 2026 |
| Longaeva Partners L.P. | Buy | +78,501 | — | 78,501 | $1.74M | Q2 2026 | Aug 14, 2026 |
| Harvest Investment Services, Llc | Buy | +62,983 | — | 62,983 | $1.40M | Q2 2026 | Aug 14, 2026 |
| Verdad Advisers, Lp | Buy | +56,384 | — | 56,384 | $1.25M | Q2 2026 | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | Buy | +51,494 | — | 51,494 | $1.14M | Q2 2026 | Aug 14, 2026 |
Frequently asked questions about JBIO activity
Which institutional owners are buying JBIO?
Institutional owners buying JBIO include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in JBIO activity?
"Buy" means an investor increased their reported position in JBIO compared to the prior reporting period. This reflects growing exposure to JADE BIOSCIENCES INC (JBIO) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in JBIO increasing?
Institutional interest in JBIO can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.