MARILYN B TAVENNER

CIK 1273528 · last filed 2025-07-31

MARILYN B TAVENNER is a corporate insider who has filed 14 SEC Form 4 insider transactions across 2 companies since 2019. The most recent filing, for SEM, was dated Jul 31, 2025. Across all open-market trades the lifetime net is −$1.1M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $1.0M 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

$1.01M

Companies

2

Total Filings

14

Lifetime Open-Market Net

-$1.10M

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
SEM Director 36,035 $16.66 $600.3K -$1.10M 10 2025-07-31
INNV Director 45,157 $9.11 $411.4K $0 2 2025-07-02

Recent Filings

14 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2025-07-31 SEM Grant (A) +14,035 $0 EDGAR
2025-07-02 INNV Grant (A) +25,316 $0 EDGAR
2024-11-29 SEM Sell (S) −32,000 -$674.9K EDGAR
2024-09-05 INNV Grant (A) +19,841 $0 EDGAR
2024-05-01 SEM Grant (A) +10,000 $0 EDGAR
2023-08-02 SEM Grant (A) +10,000 $0 EDGAR
2022-08-03 SEM Grant (A) +10,000 $0 EDGAR
2021-08-11 SEM Sell (S) −10,000 -$362.3K EDGAR
2021-08-05 SEM Grant (A) +6,000 $0 EDGAR
2021-03-11 SEM Sell (S) −2,000 -$67.6K EDGAR
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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.