Robert S. Rivkin

CIK 1906604 · last filed 2026-04-22

Robert S. Rivkin is a corporate insider who has filed 5 SEC Form 4 insider transactions across 2 companies since 2022. The most recent filing, for AMRZ, was dated Apr 22, 2026. Current disclosed insider exposure totals $287.8K 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

$287.8K

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
AMRZ	Director	5,194	$53.17	$276.2K	$0	2	2026-04-22
SKYH.WS	Director	28,000	$0.41	$11.6K	$0	3	2024-02-20

Recent Filings

5 filings

Form 4 transactions across all companies, newest first.

Filed	Symbol	Action	Net Shares	Net $	Link
2026-04-22	AMRZ	Mixed	+2,236	-$42.3K	EDGAR
2025-08-13	AMRZ	Grant (A)	+2,958	$0	EDGAR
2024-02-20	SKYH.WS	Grant (A)	+7,000	$0	EDGAR
2023-02-16	SKYH.WS	Grant (A)	+14,000	$0	EDGAR
2022-05-19	SKYH.WS	Grant (A)	+7,000	$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.