MICHAEL JAY ZAMKOW

CIK 1611681 · last filed 2026-05-22

MICHAEL JAY ZAMKOW is a corporate insider who has filed 26 SEC Form 4 insider transactions across 1 company since 2015. The most recent filing, for SSNC, was dated May 22, 2026. Across all open-market trades the lifetime net is −$5.4M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $1.8M 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.

Loading insider history…
Disclosed Exposure

$1.78M

Companies

1

Total Filings

26

Lifetime Open-Market Net

-$5.42M

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
SSNC Director 26,304 $67.68 $1.78M -$5.42M 26 2026-05-22

Recent Filings

26 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-05-22 SSNC Mixed +2,580 -$217.7K EDGAR
2025-05-23 SSNC Mixed +3,348 $0 EDGAR
2025-05-15 SSNC Sell (S) −12,500 -$999.0K EDGAR
2025-05-06 SSNC Mixed −12,900 -$1.28M EDGAR
2025-02-27 SSNC Mixed −23,000 -$2.03M EDGAR
2024-09-24 SSNC Sell (S) −19,000 -$1.44M EDGAR
2024-06-18 SSNC Mixed -$285.6K EDGAR
2024-06-05 SSNC Mixed -$393.2K EDGAR
2024-05-31 SSNC Mixed +3,576 $0 EDGAR
2024-05-24 SSNC Mixed -$395.5K EDGAR
Showing 110 of 26
Page 1 of 3
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.