Tappin Matthew

OtherPrimarily STEM

0% buying100% selling

Total Trades

0 buys · 7 sells

Total Bought

Total Sold

$198.02K

Companies

Buy Win Rate

—

insufficient data

Avg Buy Return*

—

Active

Nov 11, 2025 → Jul 2, 2026

Trade Volume by Year

Buy Sell

Top Traded Sectors

Services-Computer Integrated Systems Design7

Most-Traded Stocks


STEMSTEM, INC.	7	0B / 7S	$198.02K

Trade History


Jul 2, 2026	STEM	SELL	996	$7.85	$7.82K
Mar 11, 2026	STEM	SELL	402	$10.83	$4.35K
Mar 10, 2026	STEM	SELL	655	$11.12	$7.28K
Mar 4, 2026	STEM	SELL	185	$10.00	$1.85K
Mar 3, 2026	STEM	SELL	300	$9.67	$2.90K
Feb 20, 2026	STEM	SELL	366	$11.40	$4.17K
Nov 11, 2025	STEM	SELL	9,584	$17.70	$169.64K

*Return = current share price vs the insider’s purchase price (buys only). Not the insider’s realized return. Informational only — not investment advice.