John J. Kirby

CIK 1556327 · Interim CFO · last filed 2025-12-30

John J. Kirby is an Interim CFO who has filed 23 SEC Form 4 insider transactions across 4 companies since 2012. The most recent filing, for VRCA, was dated Dec 30, 2025. Across all open-market trades the lifetime net is −$1.5K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $108.7K 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

$108.7K

Companies

4

Total Filings

23

Lifetime Open-Market Net

-$1.5K

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
VRCA Interim CFO 18,962 $5.73 $108.7K $15.0K 3 2025-12-30
Aceragen, Inc. (ACGN) Delisted CHIEF FINANCIAL OFFICER $0.38 $0 1 2023-02-02
Aceragen, Inc. (IDRA) Delisted CHIEF FINANCIAL OFFICER 436,850 $7.22 $3.16M -$16.5K 15 2023-01-10
VIROPHARMA INC (VPHM) Delisted V.P., Chief Accounting Officer $0 3 2013-06-12

Recent Filings

23 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2025-12-30 VRCA Grant (A) +10,000 $0 EDGAR
2025-11-25 VRCA Buy (P) +3,536 $15.0K EDGAR
2024-11-06 VRCA Grant (A) +54,267 $0 EDGAR
2023-02-02 Aceragen, Inc. (ACGN) Delisted Grant (A) $0 EDGAR
2023-01-10 Aceragen, Inc. (IDRA) Delisted Mixed +279,261 -$85.2K EDGAR
2022-07-07 Aceragen, Inc. (IDRA) Delisted Grant (A) $0 EDGAR
2022-04-04 Aceragen, Inc. (IDRA) Delisted Grant (A) $0 EDGAR
2022-01-26 Aceragen, Inc. (IDRA) Delisted Grant (A) $0 EDGAR
2021-12-21 Aceragen, Inc. (IDRA) Delisted Buy (P) +10,000 $6.2K EDGAR
2021-07-12 Aceragen, Inc. (IDRA) Delisted Grant (A) $0 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.