aTyr Pharma, Inc.
aTyr Pharma, Inc. (ATYR) Stock Ownership
Latest 13F position summary is not yet available — breakdown and tables fill in after filings publish (typically ~45 days after quarter end).
SEC 13F · FMP · ATYR · as of —
Ownership Breakdown
Institutional data for this period is not yet available. SEC Form 13F filings are typically published 45 days after quarter end.
No institutional data available for this period.
Insider Buying vs Selling
ATYR insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
7
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
SCHIMMEL PAUL director | May 27, 2026 | Purchase | 100,000 | $0.50 | $49.6K | 779.1K | Form 4 ↗ |
Coughlin Timothy director | May 11, 2026 | Award | 50,000 | $0.95 | $47.5K | 50.0K | Form 4 ↗ |
BENEVICH ERIC director | May 11, 2026 | Award | 50,000 | $0.95 | $47.5K | 50.0K | Form 4 ↗ |
Gross Jane A director | May 11, 2026 | Award | 50,000 | $0.95 | $47.5K | 50.0K | Form 4 ↗ |
Lucas Svetlana director | May 11, 2026 | Award | 50,000 | $0.95 | $47.5K | 50.0K | Form 4 ↗ |
Zaknoen Sara director | May 11, 2026 | Award | 50,000 | $0.95 | $47.5K | 50.0K | Form 4 ↗ |
SCHIMMEL PAUL director | May 11, 2026 | Award | 50,000 | $0.95 | $47.5K | 50.0K | Form 4 ↗ |
Shukla Sanjay President and CEO | Feb 4, 2026 | Sale | 3,745 | $0.98 | $3.7K | 153.6K | Form 4 ↗ |
Broadfoot Jill Marie Chief Financial Officer | Feb 4, 2026 | Sale | 1,558 | $0.98 | $1.5K | 37.3K | Form 4 ↗ |
DENYES NANCY General Counsel | Feb 4, 2026 | Sale | 1,118 | $0.98 | $1.1K | 33.1K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
aTyr Pharma, Inc. (ATYR) is primarily owned by institutional investors, who hold approximately — of total shares outstanding. Company insiders own approximately —, while retail and public investors account for the remaining —.
A total of 0 institutional investors currently hold ATYR stock, with a combined institutional value of approximately $0 as of the most recent 13F filing period.
Frequently asked questions
ATYR ownershipaTyr Pharma, Inc. (ATYR) is primarily owned by institutional investors, who hold approximately — of shares. The largest shareholder is — with a — stake. Company insiders hold —. Data sourced from SEC Form 13F as of —.