Adam Crystal

CIK 1825445 · President, R&D · last filed 2026-06-03

Adam Crystal is a President, R&D who has filed 26 SEC Form 4 insider transactions across 2 companies since 2021. The most recent filing, for TNGX, was dated Jun 3, 2026. Across all open-market trades the lifetime net is −$7.4M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $4.5M 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

$4.49M

Companies

2

Total Filings

26

Lifetime Open-Market Net

-$7.37M

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
TNGX President, R&D 142,743 $30.94 $4.42M -$4.40M 14 2026-06-03
CCCC Chief Medical Officer 20,097 $3.90 $78.4K -$2.97M 12 2023-02-01

Recent Filings

26 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-06-03 TNGX Mixed -$477.2K EDGAR
2026-05-05 TNGX Mixed -$432.7K EDGAR
2026-04-16 TNGX Mixed -$761.5K EDGAR
2026-04-02 TNGX Mixed -$432.1K EDGAR
2026-03-27 TNGX Mixed -$178.9K EDGAR
2026-03-09 TNGX Sell (S) −20,251 -$303.8K EDGAR
2026-02-27 TNGX Sell (S) −54,345 -$694.2K EDGAR
2026-02-04 TNGX Mixed +29,008 -$226.3K EDGAR
2025-02-06 TNGX Sell (S) −14,283 -$43.9K EDGAR
2025-02-05 TNGX Grant (A) +53,015 $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.