Heung Yeung Shum

CIK 1591807 · EVP, Technology and Research · last filed 2026-06-01

Heung Yeung Shum is an EVP, Technology and Research who has filed 5 SEC Form 4 insider transactions across 2 companies since 2013. The most recent filing, for DAO, was dated Jun 1, 2026. Current disclosed insider exposure totals $287.8M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

Disclosed Exposure

$287.80M

Companies

2

Total Filings

5

Lifetime Open-Market Net

$0

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.

Symbol	Role	Shares	Price	Disclosed Exposure	Lifetime OM Net	Filings	Latest Filed
DAO	Director	26,002	$11.40	$296.4K	$0	1	2026-06-01
MSFT	EVP, Technology and Research	735,798	$390.74	$287.51M	$0	4	2014-03-18

Recent Filings

5 filings

Form 4 transactions across all companies, newest first.

Filed	Symbol	Action	Net Shares	Net $	Link
2026-06-01	DAO	Grant (A)	+11,450	$0	EDGAR
2014-03-18	MSFT	Tax (F)	−4,131	-$155.7K	EDGAR
2014-03-04	MSFT	Tax (F)	−14,329	-$542.5K	EDGAR
2014-02-11	MSFT	Tax (F)	−2,519	-$92.1K	EDGAR
2013-11-15	MSFT	Grant (A)	+99,594	$0	EDGAR

Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.