Stephen Paul Koch

Stephen Paul Koch serves as officer: Exec. VP, COO at Reliance Steel & Aluminum Co. (RS). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

3 trades

$10.31M

Net Position

Net Seller

$10.31M

Companies Traded

Active Period

Feb 2025 – Feb 2026

3 total trades

Most Recent

Sell RS

Feb 25, 2026 · $7.74M

Stephen Paul Koch's Insider Trading at Reliance Steel & Aluminum Co. (RS)

Buys

0 · $0.00

Sells

3 · $10.31M

Total Shares Bought

Total Shares Sold

32,828

RS Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value	Shares After
Feb 25, 2026↗	Sell	24,060	$321.62	$7.74M	24,193
Dec 1, 2025↗	Sell	3,066	$283.56	$869.4K	0
Feb 24, 2025↗	Sell	5,702	$299.21	$1.71M	0

Related Insiders

William A Smith II

officer: SVP, General Counsel, Corp Sec

RSSell · Mar 9, 2026

Arthur Ajemyan

SVP, CFO

RSSell · Dec 1, 2025

Karla R Lewis

President, CEO

RSSell · Dec 1, 2025

William A Smith II

SVP, General Counsel, Corp Sec

RSSell · Dec 1, 2025

Explore More Insider Trading Data

RS Insider Trading Activity

View all insider trades at Reliance Steel & Aluminum Co.

Basic Materials Sector Insider Trades

See insider activity across basic materials stocks

Latest Insider Buys

Most recent insider purchases across all stocks

CEO Stock Purchases

Track CEO buying activity