Form 4 for RS RELIANCE, INC.

Accepted 2026-02-25 00:00:00 ET · period of report 2026-02-23 · accession 0001123292-26-000247 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2026-02-25	2026-02-23	RS	Koch Stephen Paul	EVP, COO	S - Sale	$321.62	-24.1K	24.2K	-50%	-$7.74M
	2026-02-25	2026-02-23	RS	Koch Stephen Paul	EVP, COO	A - Grant	$0.00	+24.1K	38.1K	+172%	$0

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2026-02-23	S	D	40	$322.80	14,021	D	—	—
2	Common	Common Stock	2026-02-23	S	D	10,132	$321.94	14,061	D	—	—	(F2) The price reported represents the weighted average sale price of the shares disposed of. The actual sale prices ranged from $321.75 to $322.74. The Reporting Person has provided to the Issuer, and hereby undertakes to provide upon request by the U.S. Securities and Exchange Commission staff or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.
3	Common	Common Stock	2026-02-23	A	A	24,060	$0.00	38,081	D	—	—
4	Common	Common Stock	2026-02-23	S	D	13,888	$321.39	24,193	D	—	—	(F1) The price reported represents the weighted average sale price of the shares disposed of. The actual sale prices ranged from $320.73 to $321.73. The Reporting Person has provided to the Issuer, and hereby undertakes to provide upon request by the U.S. Securities and Exchange Commission staff or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.