Joseph M Lobacki

CIK 1536193 · Executive VP & CCO · last filed 2026-06-09

Joseph M Lobacki is an Executive VP & CCO who has filed 21 SEC Form 4 insider transactions across 5 companies since 2011. The most recent filing, for STRO, was dated Jun 9, 2026. Across all open-market trades the lifetime net is −$76.0K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $43.9K 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

$43.9K

Companies

5

Total Filings

21

Lifetime Open-Market Net

-$76.0K

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
STRO Director $28.80 $0 10 2026-06-09
VSTM Executive VP & CCO 10,700 $4.10 $43.9K $66.5K 4 2019-01-07
Celator Pharmaceuticals Inc (CPXX) Delisted Director $0 3 2016-07-12
MEDIVATION, INC. (MDVN) Delisted Chief Commercial Officer 19,365 -$142.5K 2 2016-01-05
MICROMET, INC. (MITI) Delisted SVP & Chief Commercial Officer $0 1 2011-12-05

Recent Filings

21 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-06-09 STRO Grant (A) $0 EDGAR
2025-12-29 STRO Grant (A) $0 EDGAR
2025-06-10 STRO Grant (A) $0 EDGAR
2024-06-10 STRO Grant (A) $0 EDGAR
2023-06-12 STRO Grant (A) $0 EDGAR
2022-06-08 STRO Grant (A) $0 EDGAR
2021-06-07 STRO Grant (A) $0 EDGAR
2020-06-08 STRO Grant (A) $0 EDGAR
2019-06-19 STRO Grant (A) $0 EDGAR
2019-01-07 VSTM Grant (A) $0 EDGAR
Showing 110 of 21
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.