-$33M
Net insider buying / selling at Reliance Steel & Aluminum (RS) over the last 2 years. Updated Aug 27, 2026

Are Reliance Steel & Aluminum Insiders Buying or Selling?

Reliance Steel & Aluminum (RS) has had 4 insider transactions in the past 90 days, all sells. The most recent was Colonias Karen Winifred, who sold 1,542 shares at $390.13 on August 26, 2026.

Insider trading patterns can signal confidence or concern from the people who know the company best. AltIndex tracks insider transactions as one of 25+ alternative data signals in the RS AI Score. For government officials trading this stock, see RS congressional trading.

Who’s Trading Reliance Steel & Aluminum Stock?

InsiderActivityTradesLast Trade
Karla Lewis Sold $12M 10 Dec 1, 2025
Koch Stephen Paul Sold $8.6M 6 Feb 23, 2026
Smith William A II Sold $5M 5 Jul 28, 2026
Arthur Ajemyan Sold $4.2M 7 Jul 31, 2026
MARK KAMINSKI Sold $2M 2 Oct 28, 2024
Colonias Karen Winifred Sold $600,000 1 Aug 26, 2026

Recent Reliance Steel & Aluminum Insider Transactions

Insider Transaction Date Type Shares Price Value
Colonias Karen WinifredAug 26, 2026Sell1,542$390.13$600,000
Arthur AjemyanJul 31, 2026Sell2,200$410.11$900,000
Smith William A IIJul 28, 2026Sell1,391$414.42$580,000
Smith William A IIJul 28, 2026Sell962$413.9$400,000
Arthur AjemyanApr 27, 2026Sell1,822$357.61$650,000
Arthur AjemyanApr 27, 2026Sell1,604$358.64$580,000
Arthur AjemyanApr 27, 2026Sell74$359.18$27,000
Smith William A IIMar 9, 2026Sell4,908$297.23$1.5M
Smith William A IIMar 9, 2026Sell1,707$302.59$520,000
Koch Stephen PaulFeb 23, 2026Sell13,888$321.39$4.5M
Koch Stephen PaulFeb 23, 2026Sell10,132$321.94$3.3M
Koch Stephen PaulFeb 23, 2026Sell40$322.8$13,000
Karla LewisDec 1, 2025Sell3,775$283.29$1.1M
Karla LewisDec 1, 2025Sell2,034$283.88$580,000
Koch Stephen PaulDec 1, 2025Sell1,695$283.26$480,000
Koch Stephen PaulDec 1, 2025Sell1,291$283.84$370,000
Koch Stephen PaulDec 1, 2025Sell80$285.32$23,000
Karla LewisFeb 24, 2025Sell12,114$299.26$3.6M
Karla LewisFeb 24, 2025Sell11,317$300$3.4M
Karla LewisFeb 24, 2025Sell4,790$303.65$1.5M
Karla LewisFeb 24, 2025Sell1,135$301.44$340,000
Karla LewisFeb 24, 2025Sell970$304.4$300,000
Karla LewisFeb 24, 2025Sell810$302.32$240,000
Karla LewisDec 2, 2024Sell3,365$324.06$1.1M
Karla LewisDec 2, 2024Sell527$322.85$170,000
Smith William A IINov 6, 2024Sell6,500$321.71$2.1M
Arthur AjemyanNov 6, 2024Sell2,769$317.13$880,000
Arthur AjemyanNov 6, 2024Sell1,909$319.75$610,000
Arthur AjemyanNov 6, 2024Sell1,654$318.13$530,000
MARK KAMINSKIOct 28, 2024Sell5,000$298.01$1.5M
MARK KAMINSKIOct 28, 2024Sell1,810$298.01$540,000

Frequently Asked Questions: Reliance Steel & Aluminum Insider Trading

In the past 90 days, Reliance Steel & Aluminum insiders have made 0 buys and 4 sells. The net selling may indicate insiders are taking profits or reducing exposure.

The most recent sale was by Colonias Karen Winifred who sold 1,542 shares on August 26, 2026. View all transactions in the table on this page.

Insider buying is generally a stronger signal than insider selling, since insiders may sell for personal reasons (diversification, taxes) but typically buy only when they believe the stock is undervalued. AltIndex uses insider transaction patterns alongside 25+ other signals in the AI Score.

Lewis Karla R has sold the most RS stock in the last 2 years, with a total value of $12M.

The total value of insider transactions for Reliance Steel & Aluminum in the last 2 years is negative, amounting to -$33M. This suggests that insiders have predominantly sold shares, which could reflect various personal or financial considerations rather than a straightforward outlook on the company's future performance.

The analytics provided are estimates and not a substitute for professional advice. All investments involve risks, including possible capital loss.