Reliance Steel & Aluminum Co. (RS) Insider Trading
Over the last 3 months, RS insiders made 0 open-market buys and 4 sales, a net sale of -$2.5M (SEC Form 4). Over the last 6 months, 485 institutions increased and 461 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
4
Net (3m)
-$2.5M
Insider trades by month Buys Sells
Dec
Feb
Mar
Apr
Jul
Aug
Context3-month price +0.9%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 27, 2026 | Colonias Karen Winifreddirector | Sell | 1,542 | $390.13 |
| Aug 4, 2026 | Ajemyan Arthurofficer: SVP, CFO | Sell | 2,200 | $410.11 |
| Jul 29, 2026 | Smith William A IIofficer: SVP, General Counsel, Corp Sec | Sell | 962 | $413.90 |
| Jul 29, 2026 | Smith William A IIofficer: SVP, General Counsel, Corp Sec | Sell | 1,391 | $414.42 |
| May 22, 2026 | Colonias Karen Winifreddirector | Grant | 469 | — |
| May 22, 2026 | McEvoy Robert Ambrosedirector | Grant | 469 | — |
| May 22, 2026 | DELLAQUILA FRANK Jdirector | Grant | 469 | — |
| May 22, 2026 | Stotlar Douglasdirector | Grant | 469 | — |
| May 22, 2026 | Sznewajs John Gdirector | Grant | 469 | — |
| May 22, 2026 | Kamsickas James Kevindirector | Grant | 469 | — |
| May 22, 2026 | Baldwin Lisadirector | Grant | 469 | — |
| May 22, 2026 | Seeger David Wdirector | Grant | 469 | — |
| Apr 28, 2026 | Ajemyan Arthurofficer: SVP, CFO | Sell | 74 | $359.18 |
| Apr 28, 2026 | Ajemyan Arthurofficer: SVP, CFO | Sell | 1,604 | $358.64 |
| Apr 28, 2026 | Ajemyan Arthurofficer: SVP, CFO | Sell | 1,822 | $357.61 |
| Mar 10, 2026 | Smith William A IIofficer: SVP, General Counsel, Corp Sec | Sell | 1,707 | $302.59 |
| Mar 10, 2026 | Smith William A IIofficer: SVP, General Counsel, Corp Sec | Sell | 4,908 | $297.23 |
| Mar 6, 2026 | Lewis Karla Rdirector, officer: President, CEO | Grant | 4,539 | — |
| Mar 6, 2026 | Ajemyan Arthurofficer: SVP, CFO | Grant | 1,261 | — |
| Mar 6, 2026 | Smith William A IIofficer: SVP, General Counsel, Corp Sec | Grant | 1,324 | — |
| Mar 6, 2026 | Koch Stephen Paulofficer: Exec. VP, COO | Grant | 2,522 | — |
| Feb 25, 2026 | Smith William A IIofficer: SVP, General Counsel, Corp Sec | Tax | 4,511 | — |
| Feb 25, 2026 | Koch Stephen Paulofficer: Exec. VP, COO | Sell | 10,132 | $321.94 |
| Feb 25, 2026 | Ajemyan Arthurofficer: SVP, CFO | Tax | 4,511 | — |
| Feb 25, 2026 | Lewis Karla Rdirector, officer: President, CEO | Grant | 45,591 | — |
| Feb 25, 2026 | Koch Stephen Paulofficer: Exec. VP, COO | Sell | 40 | $322.80 |
| Feb 25, 2026 | Lewis Karla Rdirector, officer: President, CEO | Tax | 23,197 | — |
| Feb 25, 2026 | Ajemyan Arthurofficer: SVP, CFO | Grant | 8,864 | — |
| Feb 25, 2026 | Smith William A IIofficer: SVP, General Counsel, Corp Sec | Grant | 8,864 | — |
| Feb 25, 2026 | Koch Stephen Paulofficer: Exec. VP, COO | Grant | 24,060 | — |
Source: RS SEC Form 4 filings, latest Aug 27, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their RS positions over the last 6 months (SEC Form 13F).
Increased
485
New positions
179
Reduced
461
Sold out
44
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BLACKROCK, INC. | Increased | 5.8M | May 13, 2026 |
| BlackRock, Inc. | Reduced | 5.8M | Aug 7, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 3.4M | May 8, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | 3.3M | Aug 13, 2026 |
| STATE STREET CORP | Increased | 2.8M | May 15, 2026 |
| STATE STREET CORP | Reduced | 2.6M | Aug 7, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 2.3M | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 2.3M | Aug 13, 2026 |
| Boston Partners | Increased | 2.2M | Aug 4, 2026 |
| BOSTON PARTNERS | Reduced | 2.1M | May 11, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 1.5M | Aug 14, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 1.5M | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 1.4M | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 1.3M | Aug 14, 2026 |
| FRANKLIN RESOURCES INC | Reduced | 1.1M | May 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.