Security key
002120202
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 53,789,471
- Total 13F value
- $42,120,328
- Share change
- -7,072,606
- Put/Call ratio
- 82%
- SEC-reported price per share
- $0.78
- Number of holders
- 84
- Value change
- -$5,233,142
- Number of buys
- 37
- Number of sells
- 59
- Shares outstanding
- 95,837,333
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2025
Institutions
84
Top holders
10
ATYR full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
aTYR PHARMA INC SEC filings
aTYR PHARMA INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 002120202
Recent filing periods:
Ownership snapshot
Top reported holders of ATYR - aTYR PHARMA 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
Point72 Asset Management,...
Disclosed value leader
FMR LLC
Comparable rows
15/15
Latest evidence
30 Sep 2025
13D/G
13F
Lead comparable stake: 3.2%
13D/G row: Point72 Asset Management, L.P.
Showing 1-6 of 15 holder rows.
Quick read
Point72 Asset Management, L.P. leads the comparable SEC ownership view at 3.2%.
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 Point72 Asset Management, L.P.'s linked filing trail.
Comparable ownership
Top 5
Point72 Asset Management, L.P.
3.2%
FMR LLC
15%
FEDERATED HERMES, INC.
11%
BlackRock, Inc.
6.8%
VANGUARD GROUP INC
5.9%
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 |
|---|---|---|---|---|---|
| Point72 Asset Management, L.P. |
13D/G
|
3.2%
|
$9,617,297
2,845,354 shares
|
$0 | 31 Mar 2025 |
| FMR LLC |
13F
Company
|
15%
|
$10,603,134
14,697,995 shares
|
— | 30 Sep 2025 |
| FEDERATED HERMES, INC. |
13F
Company
|
11%
|
$7,606,757
10,544,437 shares
|
— | 30 Sep 2025 |
| BlackRock, Inc. |
13F
Company
|
6.8%
|
$4,670,259
6,473,884 shares
|
— | 30 Sep 2025 |
| VANGUARD GROUP INC |
13F
Company
|
5.9%
|
$4,059,904
5,630,935 shares
|
— | 30 Sep 2025 |
| UBS Group AG |
13F
Company
|
4.7%
|
$3,248,793
4,505,955 shares
|
— | 30 Sep 2025 |
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 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
84
Shares
53,789,471
Rows available
84
| 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 2025 vs Q3 2025 Across Filers
Q3 2025 holders
99
Q4 2025 holders
84
Holder diff
-15
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend