SCHIMMEL PAUL

ATYR

SCHIMMEL PAUL serves as Director at aTyr Pharma, Inc. (ATYR). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

5 trades

$3.75M

Total Sells

0 trades

$0.00

Net Position

Net Buyer

$3.75M

Companies Traded

ATYR

Active Period

May 2021 – Oct 2025

5 total trades

Most Recent

Buy ATYR

Oct 8, 2025 · $911.8K

SCHIMMEL PAUL's Insider Trading at aTyr Pharma, Inc. (ATYR)

Buys

5 · $3.75M

Sells

0 · $0.00

Total Shares Bought

1,600,000

Total Shares Sold

ATYR Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value
Oct 8, 2025	Buy	1,000,000	$0.91	$911.8K
Jul 22, 2024	Buy	100,000	$1.85	$184.6K
May 10, 2023	Buy	200,000	$2.25	$450.0K
Sep 20, 2021	Buy	250,000	$8.00	$2.00M
May 18, 2021	Buy	50,000	$3.98	$199.0K

Related Insiders

Jill Marie Broadfoot

officer: Chief Financial Officer

ATYRSell · Feb 4, 2026

DENYES NANCY

officer: General Counsel

ATYRSell · Feb 4, 2026

Sanjay Shukla

President and CEO

ATYRSell · Feb 4, 2026

Explore More Insider Trading Data

ATYR Insider Trading Activity

View all insider trades at aTyr Pharma, Inc.

Healthcare Sector Insider Trades

See insider activity across healthcare stocks

Latest Insider Buys

Most recent insider purchases across all stocks

CEO Stock Purchases

Track CEO buying activity