Janux Therapeutics JANX Institutional Ownership

NASDAQ JANX

$19.99 +0.19 (+0.93%)

As of: Sep 4, 2026 · 12:51 PM EDT

Institutions by Trading Activity

197 Institutions

Increased 124 62.9%

Unchanged 29 14.7%

Reduced 44 22.3%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

97.12%

▲+1.04 pp QoQ

Shares Held by Institutions

61.13Mn

of 62.94Mn outstanding

▲+28.52% QoQ

Shares Outstanding

62.94Mn

1.81Mn held outside 13F filers

Institutional Investors

197

filed 13F for Jun 2026

▲+9 vs prior quarter

Net Shares Added (QoQ)

+13.57Mn

accumulated since last quarter

Value of Holdings

$1.21Bn

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

Janux Therapeutics, Inc. (NASDAQ:JANX) has 197 institutional investors with active 13F positions as of June 2026.

Collectively, these holders controlled 97.1% of Janux Therapeutics's outstanding shares in June 2026, up from 96.1% in March 2026.
Their total shares held in JANX increased 28.52% from the prior quarter, while the number of investors in Janux Therapeutics increased 14.53% year over year.
Activity in JANX broke down as 124 buyers, 44 sellers, and 29 unchanged among 197 total holders.
Combined, these investors held 61.13Mn shares in JANX for June 2026, up by 13.57Mn shares quarter on quarter, and down 3.58Mn shares year over year.
RA CAPITAL MANAGEMENT, L.P. holds the largest position in JANX at 11.19Mn shares as of June 30, 2026, or 17.78% of shares outstanding.
Top purchasers of JANX stock for the quarter ending June 2026 included Prosight Management, LP (3.8Mn), Federated Hermes, Inc. (2.3Mn), TWO SIGMA INVESTMENTS, LP (1.09Mn), D. E. Shaw & Co., Inc. (998.11K), CITADEL ADVISORS LLC (848.56K).
The biggest sellers of Janux Therapeutics for the quarter ending June 2026 included BALYASNY ASSET MANAGEMENT L.P. (878.51K), ORBIMED ADVISORS LLC (458.9K), Woodline Partners LP (368.0K), FMR LLC (122.9K), ExodusPoint Capital Management, LP (104.49K).
Janux Therapeutics's 10 largest shareholders as of June 2026 include RA CAPITAL MANAGEMENT, L.P. (11.19Mn), BlackRock, Inc. (6.13Mn), Prosight Management, LP (3.8Mn), State Street Corp (3.0Mn), FMR LLC (2.41Mn), Federated Hermes, Inc. (2.35Mn), Point72 Asset Management, L.P. (1.99Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.86Mn), TCG Crossover Management, LLC (1.79Mn), Alyeska Investment Group, L.P. (1.65Mn) per Business Quant data.

Form 13F Holdings

197 Institutional Holders

Report period 30 Jun, 2026

Total shares held 61.13Mn

Of outstanding 97.12%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	RA CAPITAL MANAGEMENT, L.P.	0001346824	11,189,693	17.78%	0	0.00%	$171.87Mn
2	BlackRock, Inc.	0002012383	6,134,667	9.75%	▲701,434	+12.91%	$94.23Mn
3	Prosight Management, LP	0001617201	3,804,481	6.04%	▲3,804,481	0.00%	$58.44Mn
4	State Street Corp	0000093751	3,004,899	4.77%	▲540,882	+21.95%	$46.16Mn
5	FMR LLC	0000315066	2,412,825	3.83%	▼122,899	-4.85%	$37.06Mn
6	Federated Hermes, Inc.	0001056288	2,352,927	3.74%	▲2,298,727	+4,241.19%	$36.14Mn
7	Point72 Asset Management, L.P.	0001603466	1,993,837	3.17%	▲837,697	+72.46%	$30.63Mn
8	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,857,351	2.95%	▲45,986	+2.54%	$28.53Mn
9	TCG Crossover Management, LLC	0001839948	1,789,617	2.84%	0	0.00%	$27.49Mn
10	Alyeska Investment Group, L.P.	0001453072	1,647,140	2.62%	▲46,051	+2.88%	$25.30Mn
11	WELLINGTON MANAGEMENT GROUP LLP	0000902219	1,507,360	2.40%	▼90,290	-5.65%	$23.15Mn
12	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	1,330,710	2.11%	▲40,454	+3.14%	$20.44Mn
13	TWO SIGMA INVESTMENTS, LP	0001179392	1,207,250	1.92%	▲1,091,151	+939.85%	$18.54Mn
14	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,204,150	1.91%	▲57,426	+5.01%	$18.50Mn
15	CITADEL ADVISORS LLC	0001423053	1,200,737	1.91%	▲848,560	+240.95%	$18.44Mn
16	ALGERT GLOBAL LLC	0001275218	1,110,889	1.77%	▲667,492	+150.54%	$17.06Mn
17	D. E. Shaw & Co., Inc.	0001009207	1,096,509	1.74%	▲998,114	+1,014.40%	$16.84Mn
18	Goldman Sachs Group Inc	0000886982	952,675	1.51%	▲350,662	+58.25%	$14.63Mn
19	Bank Of America Corp /De/	0000070858	910,460	1.45%	▲108,814	+13.57%	$13.98Mn
20	Morgan Stanley	0000895421	836,966	1.33%	▲133,026	+18.90%	$12.86Mn

Showing 1 to 20 of 197 holders