Companies / Atyr Pharma Inc
Atyr Pharma Inc
Insider flow · last 90 daysNet buys $49.6K
Financials · FY2025
Ownership
98.1M shares outstanding · as of Jul 31, 2026
Ownership
| Insiders | 1.02% | 1,003,116 |
| 10%+ / strategic | 6.05% | 5,935,900 |
| Institutions | 36.23% | 35,534,556 |
| Public float | 56.70% | 55,613,853 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 9
View all →| Insider | % of shares | Shares |
|---|---|---|
Schimmel PaulDirector | 0.79% | 779,143 |
Shukla SanjayCEOPresident and CEO · Director | 0.16% | 153,553 |
Broadfoot Jill MarieChief Financial Officer | 0.04% | 37,296 |
Denyes NancyGeneral Counsel | 0.03% | 33,124 |
Benevich EricDirector | — | — |
Coughlin TimothyDirector | — | — |
Gross Jane ADirector | — | — |
Lucas SvetlanaDirector | — | — |
Zaknoen SaraDirector | — | — |
Institutional holders 89
View all →| Holder | Value | % of shares |
|---|---|---|
| $13.60M | 1.06% | |
| $11.51M | 14.98% | |
| $8.20M | 10.71% | |
| $3.89M | 5.06% | |
| $1.86M | 2.43% | |
| $1.28M | 1.67% | |
| $1.27M | 1.66% | |
| $1.10M | 1.43% | |
| $1.09M | 1.86% | |
| $892.8K | 1.17% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | BlackRock, Inc. 13F manager | Trim | Common stock | $-2.82M | -4.7M -72.10% | 1,827,332 1.86% of shares | low |
| Q1 2026 as of | Millennium Management LLC 13F manager | New | Common stock | $1.28M | +1.6M | 1,641,246 1.67% of shares | low |
| Q2 2024 as of | Barclays PLC 13F manager | Exit | Common stock | $-1.18M | -604K -100.00% | 0 | low |
| Q1 2024 as of | Barclays PLC 13F manager | Add | Common stock | $1.02M | +525K +665.21% | 604,299 0.62% of shares | low |
| Q2 2026 as of | State Street Corporation 13F manager | Trim | Common stock | $-734.0K | -1.2M -71.30% | 494,951 0.50% of shares | low |
| Q4 2024 as of | Barclays PLC 13F manager | New | Common stock | $577.1K | +159K | 159,407 0.16% of shares | low |
| Q1 2026 as of | Two Sigma Investments, LP 13F manager | Add | Common stock | $538.3K | +690K +151.86% | 1,144,565 1.17% of shares | low |
| Q2 2025 as of | Barclays PLC 13F manager | Add | Common stock | $301.6K | +59K +25.09% | 296,586 0.30% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Vanguard Group Inc | Passive13G/A | — |
| Fmr LLC | Passive13G/A | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| ATYR | — | 002120202 |