Christopher Robert Burch

CIK 1985475 · last filed 2026-03-19

Christopher Robert Burch is a corporate insider who has filed 6 SEC Form 4 insider transactions across 1 company since 2024. The most recent filing, for ISPR, was dated Mar 19, 2026. Current disclosed insider exposure totals $132.8K 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

$132.8K

Companies

1

Total Filings

6

Lifetime Open-Market Net

$0

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
ISPR Director 77,184 $1.72 $132.8K $0 6 2026-03-19

Recent Filings

6 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-03-19 ISPR Grant (A) +35,526 $0 EDGAR
2025-07-11 ISPR Grant (A) +27,178 $0 EDGAR
2025-01-10 ISPR Grant (A) +7,370 $0 EDGAR
2024-10-17 ISPR Grant (A) +1,685 $0 EDGAR
2024-07-03 ISPR Grant (A) +1,794 $0 EDGAR
2024-04-08 ISPR Grant (A) +3,631 $0 EDGAR
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.