Security key
002120202
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 35,668,257
- Total 13F value
- $77,043,513
- Share change
- +1,004,262
- Put/Call ratio
- 201%
- SEC-reported price per share
- $2.16
- Number of holders
- 41
- Value change
- +$2,315,570
- Number of buys
- 30
- Number of sells
- 15
- Shares outstanding
- 98,130,711
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
Q2 2023
Institutions
41
Top holders
10
ATYR full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 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
FEDERATED HERMES, INC.
Disclosed value leader
FEDERATED HERMES, INC.
Comparable rows
0/15
Latest evidence
31 Mar 2023
13F
Highest disclosed value: $21,398,929
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
FEDERATED HERMES, INC. has the largest disclosed position value at $21.4M.
0 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 FEDERATED HERMES, INC.'s linked filing trail.
Disclosed position value
Top 5
FEDERATED HERMES, INC.
$21.4M
FMR LLC
$16.75M
Stonepine Capital Management, LLC
$10.13M
Alyeska Investment Group, L.P.
$5.19M
Tikvah Management LLC
$5.17M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| FEDERATED HERMES, INC. |
13F
Company
|
—
denominator unverified
|
$21,398,929
10,189,966 shares
|
— | 31 Mar 2023 |
| FMR LLC |
13F
Company
|
—
denominator unverified
|
$16,746,045
7,974,307 shares
|
— | 31 Mar 2023 |
| Stonepine Capital Management, LLC |
13F
Company
|
—
denominator unverified
|
$10,134,016
4,825,722 shares
|
— | 31 Mar 2023 |
| Alyeska Investment Group, L.P. |
13F
Company
|
—
denominator unverified
|
$5,193,623
2,473,154 shares
|
— | 31 Mar 2023 |
| Tikvah Management LLC |
13F
Company
|
—
denominator unverified
|
$5,167,749
2,460,833 shares
|
— | 31 Mar 2023 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$4,397,940
2,094,257 shares
|
— | 31 Mar 2023 |
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 Q2 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
41
Shares
35,668,257
Rows available
41
| 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 Q2 2023 vs Q1 2023 Across Filers
Q1 2023 holders
37
Q2 2023 holders
41
Holder diff
4
| Investor | Q1 2023 Shares | Q2 2023 Shares | Share Diff | Share Chg % | Q1 2023 value | Q2 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend