aTYR PHARMA INC insider trading
ATYR$0.29-0.01 (-2.38% today)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (-59.6%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ1 '25Q2 '25Q3 '25Q4 '25Q1 '26Q2 '26
Unlock quarterly net flowKey players
- PSPaul Schimmel2.244%
- SSSanjay Shukla0.1565%
- JMJill Marie Church0.038%
- NDNancy Denyes0.0338%
- JAJane A. Gross0.0099%
AI Activity Analysis
PremiumComing soon
Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| ATYR | Paul Schimmel | Open market purchase$50K | +4.8% | $0.50 | $50K | May 27, 2026 | May 28, 2026 |
| ATYR | Sanjay Shukla | Open market sell$3.67K | -2.4% | $0.98 | $3.67K | Feb 4, 2026 | Feb 4, 2026 |
| ATYR | Jill Marie Church | Open market sell$1.53K | -4.0% | $0.98 | $1.53K | Feb 4, 2026 | Feb 4, 2026 |
| ATYR | Nancy Denyes | Open market sell$1.1K | -3.3% | $0.98 | $1.1K | Feb 4, 2026 | Feb 4, 2026 |
| ATYR | Paul Schimmel | Open market purchase$299K | +17.8% | $0.94 | $299K | Oct 9, 2025 | Oct 9, 2025 |
| ATYR | Paul Schimmel | Open market purchase$614K | +61.9% | $0.90 | $614K | Oct 8, 2025 | Oct 9, 2025 |