Charles F Wu

CIK 1848449 · last filed 2026-05-19

Charles F Wu is a corporate insider who has filed 7 SEC Form 4 insider transactions across 2 companies since 2021. The most recent filing, for NSApB, was dated May 19, 2026. Current disclosed insider exposure totals $122.3K 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

$122.3K

Companies

2

Total Filings

7

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
NSApB	Director	4,703	$26.00	$122.3K	$0	3	2026-05-19
NSApA	Director	—	$22.89	—	$0	4	2023-05-31

Recent Filings

7 filings

Form 4 transactions across all companies, newest first.

Filed	Symbol	Action	Net Shares	Net $	Link
2026-05-19	NSApB	Mixed	+4,703	$200.0K	EDGAR
2025-05-19	NSApB	Mixed	—	$0	EDGAR
2024-05-20	NSApB	Grant (A)	—	$0	EDGAR
2023-05-31	NSApA	Mixed	—	$0	EDGAR
2022-06-01	NSApA	Grant (A)	—	$0	EDGAR
2021-06-02	NSApA	Grant (A)	—	$0	EDGAR
2021-03-01	NSApA	Grant (A)	—	$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.