Security key
47103J105
Janux Therapeutics, Inc. - Common Stock (JANX)
CUSIP: 47103J105
Q4 2021 13F Holders as of 31 Dec 2021
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 27,496,946
- Total 13F value
- $541,627,745
- Share change
- +984,309
- SEC-reported price per share
- $19.73
- Number of holders
- 46
- Value change
- +$19,103,067
- Number of buys
- 23
- Number of sells
- 14
- Shares outstanding
- 61,171,000
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2021
Institutions
46
Top holders
10
JANX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Janux Therapeutics, Inc. SEC filings
Janux Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 47103J105
Recent filing periods:
Ownership snapshot
Top reported holders of JANX - Janux Therapeutics, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
RA CAPITAL MANAGEMENT, L.P.
Disclosed value leader
RA CAPITAL MANAGEMENT, L.P.
Comparable rows
15/15
Latest evidence
30 Sep 2021
13F
3/4/5
Lead comparable stake: 14%
Showing 1-6 of 15 holder rows.
Quick read
RA CAPITAL MANAGEMENT, L.P. leads the comparable SEC ownership view at 14%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens RA CAPITAL MANAGEMENT, L.P.'s linked filing trail.
Comparable ownership
Top 5
RA CAPITAL MANAGEMENT, L.P.
14%
FMR LLC
5.9%
ORBIMED ADVISORS LLC
5.7%
Janus Henderson Group Ltd.
4%
CITADEL ADVISORS LLC
3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. |
13F
Company
|
14%
|
$187,546,000
8,670,644 shares
|
— | 30 Sep 2021 |
| FMR LLC |
13F
Company
|
5.9%
|
$78,202,000
3,615,431 shares
|
— | 30 Sep 2021 |
| ORBIMED ADVISORS LLC |
13F
3/4/5
Company · Director
|
5.7%
|
$74,978,000
3,466,386 shares
|
— | 30 Sep 2021 |
| Janus Henderson Group Ltd. |
13F
Company
|
4%
|
$51,375,000
2,416,404 shares
|
— | 30 Sep 2021 |
| CITADEL ADVISORS LLC |
13F
Company
|
3%
|
$39,642,000
1,859,246 shares
|
— | 30 Sep 2021 |
| EcoR1 Capital, LLC |
13F
Company
|
2.3%
|
$30,541,000
1,411,975 shares
|
— | 30 Sep 2021 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
46
Shares
27,496,946
Rows available
46
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2021 vs Q3 2021 Across Filers
Q3 2021 holders
44
Q4 2021 holders
46
Holder diff
2
| Investor | Q3 2021 Shares | Q4 2021 Shares | Share Diff | Share Chg % | Q3 2021 value | Q4 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend