JOHN GILL

CIK 1409939 · President and CEO · last filed 2026-05-01

JOHN GILL is a President and CEO who has filed 28 SEC Form 4 insider transactions across 2 companies since 2007. The most recent filing, for ALT, was dated May 1, 2026. Across all open-market trades the lifetime net is −$54.2K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $56.6K 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

$56.6K

Companies

2

Total Filings

28

Lifetime Open-Market Net

-$54.2K

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
ALT Director 21,700 $2.61 $56.6K -$54.2K 16 2026-05-01
Altimmune, Inc. (PIP) Delisted President and CEO 822,244 $0 12 2016-11-23

Recent Filings

28 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-05-01 ALT Grant (A) $0 EDGAR
2026-04-06 ALT Buy (P) +9,200 $31.3K EDGAR
2025-12-23 ALT Buy (P) +12,500 $51.2K EDGAR
2025-09-29 ALT Mixed −2,714 $0 EDGAR
2024-09-30 ALT Grant (A) $0 EDGAR
2023-09-29 ALT Grant (A) $0 EDGAR
2023-07-06 ALT Sell (S) −2,714 -$40.7K EDGAR
2022-09-30 ALT Grant (A) $0 EDGAR
2021-09-24 ALT Grant (A) $0 EDGAR
2020-12-02 ALT Sell (S) −8,425 -$100.4K 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.