Jade Biosciences JBIO Institutional Ownership

NASDAQ JBIO

$14.05 -0.13 (-0.92%)

At close: Sep 30, 2026 · 4:00 PM EDT

Institutions by Trading Activity

156 Institutions

Increased 114 73.1%

Unchanged 17 10.9%

Reduced 25 16.0%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

119.55%

▲+33.32 pp QoQ

Shares Held by Institutions

73.02Mn

of 61.08Mn outstanding

▲+65.58% QoQ

Shares Outstanding

61.08Mn

-11.94Mn held outside 13F filers

Institutional Investors

156

filed 13F for Jun 2026

▲+37 vs prior quarter

Net Shares Added (QoQ)

+28.92Mn

accumulated since last quarter

Value of Holdings

$1.03Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Jade Biosciences, Inc. (NASDAQ:JBIO) has 156 institutional investors with active 13F positions as of June 2026.

They owned 119.6% of outstanding stock in June 2026, up from 86.2% the prior quarter.
Their total shares held in JBIO increased 65.58% quarter over quarter, and separately, investors owning Jade Biosciences increased 113.7% from a year ago.
Of these 156 holders, 114 added to their stakes in Jade Biosciences, 25 trimmed positions, and 17 made no changes.
Combined, these investors held 73.02Mn shares in JBIO for June 2026, up by 28.92Mn shares quarter on quarter, and up 41.54Mn shares year over year.
FMR LLC leads ownership in JBIO with 9.13Mn shares as of June 30, 2026, equal to 14.94% of outstanding shares.
Top purchasers of JBIO stock for the quarter ending June 2026 included Jupiter Topco LLC (6.27Mn), Paradigm Biocapital Advisors LP (2.86Mn), Franklin Templeton Inc (2.79Mn), FMR LLC (2.04Mn), ADAGE CAPITAL PARTNERS GP, L.L.C. (1.91Mn).
The largest sales of JBIO for the quarter ending June 2026 came from Versant Venture Management, LLC (534.04K), Bellevue Group AG (443.51K), BAKER BROS. ADVISORS LP (410.71K), MARSHALL WACE, LLP (359.02K), Opaleye Management Inc. (282.61K).
According to Business Quant data, leading holders of JBIO for June 2026 are FMR LLC (9.13Mn), Jupiter Topco LLC (6.27Mn), Fairmount Funds Management LLC (4.55Mn), RA CAPITAL MANAGEMENT, L.P. (3.67Mn), Venrock Adviser, LLC (3.22Mn), Bellevue Group AG (3.06Mn), Paradigm Biocapital Advisors LP (2.86Mn), BlackRock, Inc. (2.8Mn), Franklin Templeton Inc (2.79Mn), State Street Corp (2.34Mn).

Form 13F Holdings

156 Institutional Holders

Report period 30 Jun, 2026

Total shares held 73.02Mn

Of outstanding 119.55%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	FMR LLC	0000315066	9,126,877	14.94%	▲2,041,454	+28.81%	$202.80Mn
2	Jupiter Topco LLC	0002146052	6,273,262	10.27%	▲6,273,262	0.00%	$139.37Mn
3	Fairmount Funds Management LLC	0001802528	4,553,494	7.46%	0	0.00%	$101.18Mn
4	RA CAPITAL MANAGEMENT, L.P.	0001346824	3,671,083	6.01%	0	0.00%	$81.57Mn
5	Venrock Adviser, LLC	0001615982	3,220,364	5.27%	0	0.00%	$71.56Mn
6	Bellevue Group AG	0001674546	3,057,996	5.01%	▼443,506	-12.67%	$67.95Mn
7	Paradigm Biocapital Advisors LP	0001855655	2,857,405	4.68%	▲2,857,405	0.00%	$63.49Mn
8	BlackRock, Inc.	0002012383	2,801,451	4.59%	▲487,502	+21.07%	$62.25Mn
9	Franklin Templeton Inc	0000038777	2,792,080	4.57%	▲2,792,080	0.00%	$62.04Mn
10	State Street Corp	0000093751	2,335,285	3.82%	▲1,679,595	+256.16%	$51.89Mn
11	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	2,244,773	3.68%	▲448,121	+24.94%	$49.88Mn
12	ADAGE CAPITAL PARTNERS GP, L.L.C.	0001165408	1,910,812	3.13%	▲1,910,812	0.00%	$42.46Mn
13	Polar Capital Holdings Plc	0001837309	1,846,982	3.02%	▲1,846,982	0.00%	$41.04Mn
14	Avidity Partners Management LP	0001791827	1,700,708	2.78%	▲300,000	+21.42%	$37.79Mn
15	Remedium Capital Partners, LLC	0002104501	1,577,750	2.58%	0	0.00%	$35.06Mn
16	Soleus Capital Management, L.P.	0001802630	1,550,690	2.54%	▲753,946	+94.63%	$34.46Mn
17	Jpmorgan Chase & Co	0000019617	1,475,079	2.42%	▲1,459,216	+9,198.87%	$32.61Mn
18	BAKER BROS. ADVISORS LP	0001263508	1,230,426	2.01%	▼410,711	-25.03%	$27.34Mn
19	Logos Global Management LP	0001792126	1,125,000	1.84%	▲725,000	+181.25%	$25.00Mn
20	Versant Venture Management, LLC	0001560009	991,783	1.62%	▼534,037	-35.00%	$22.04Mn

Showing 1 to 20 of 156 holders