William Kerby Sigma Labs, Inc. (SASI) insider trading activity

William Kerby is Director of SIGMA LABS, INC.. Currently has a direct ownership of 1.59 Million shares of SASI, which is worth approximately $3.93 Million. The most recent transaction as insider was on Nov 21, 2025, when has been sold 331,124 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 1.59M

28.57% 3M change

4006.45% 12M change

Total Value Held $3.93 Million

WILLIAM KERBY Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Nov 21 2025	BUY Conversion of derivative security	-	331,124 Added 17.27%	1,586,117 Common Stock
Aug 29 2025	SELL Other acquisition or disposition	-	102,579 Reduced 7.68%	1,233,673 Common Stock
May 05 2025	BUY Grant, award, or other acquisition	-	318,959 Added 19.39%	1,326,318 Common Stock
Mar 26 2025	BUY Grant, award, or other acquisition	-	966,560 Added 48.97%	1,007,359 Common Stock
Feb 01 2024	BUY Open market or private purchase	$19,500 $3.25 p/Share	6,000 Added 13.45%	38,625 Common Stock
Jan 19 2024	BUY Open market or private purchase	$14,000 $3.5 p/Share	4,000 Added 10.92%	32,625 Common Stock
Dec 29 2023	BUY Grant, award, or other acquisition	-	28,625 Added 50.0%	28,625 Common Stock

Also insider at

NXTP

NextPlay Technologies Inc. Technology

Co-Chief Executive Officer

William Kerby

Director

Sunrise, FL

Institutional Portfolio Updates

Receive a notification when an Institution or Guru buys or sells SASI shares.

Notify only if

Value

Insider Trading

Get notified when an Sigma Labs, Inc. insider buys or sells SASI shares.

Notify only if

Operation

Value

Type

News

Receive news related to SIGMA LABS, INC.

Track Activities on SASI

Account