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Michael Tropeano

CIK 1505398 · PRESIDENT, RAPISCAN SYSTEMS · last filed 2026-01-02

Michael Tropeano is a PRESIDENT, RAPISCAN SYSTEMS who has filed 9 SEC Form 4 insider transactions across 2 companies since 2011. The most recent filing shows the insider was granted $10.5K of OSIS on Jan 2, 2026. Across all open-market trades the lifetime net is −$214.2K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $792.1K 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.

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Disclosed Exposure

$792.1K

Companies

2

Total Filings

9

Lifetime Open-Market Net

-$214.2K

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
OSIS PRESIDENT, RAPISCAN SYSTEMS 3,512 $225.53 $792.1K $0 2 2026-01-02
AMERICAN SCIENCE & ENGINEERING, INC. (ASEI) Delisted SVP, GM Detection Products 2,352 — — -$214.2K 7 2016-09-12

Recent Filings

9 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-01-02 OSIS Grant (A) +75 $10.5K EDGAR
2025-08-05 OSIS Grant (A) +1,594 $350.0K EDGAR
2016-09-12 AMERICAN SCIENCE & ENGINEERING, INC. (ASEI) Delisted Disp (D) −5,430 -$200.9K EDGAR
2016-05-26 AMERICAN SCIENCE & ENGINEERING, INC. (ASEI) Delisted Grant (A) +664 $0 EDGAR
2016-05-23 AMERICAN SCIENCE & ENGINEERING, INC. (ASEI) Delisted Grant (A) +302 $0 EDGAR
2015-08-04 AMERICAN SCIENCE & ENGINEERING, INC. (ASEI) Delisted Grant (A) +3,558 $0 EDGAR
2015-05-18 AMERICAN SCIENCE & ENGINEERING, INC. (ASEI) Delisted Grant (A) +302 $0 EDGAR
2015-02-11 AMERICAN SCIENCE & ENGINEERING, INC. (ASEI) Delisted Mixed — -$27.5K EDGAR
2011-05-02 AMERICAN SCIENCE & ENGINEERING, INC. (ASEI) Delisted Grant (A) +2,389 $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.