Michael Stock

CIK 1705066 · Chief Financial Officer · last filed 2026-06-02

Michael Stock is a Chief Financial Officer who has filed 61 SEC Form 4 insider transactions across 1 company since 2018. The most recent filing shows the insider sold $496.1K of LBRT on Jun 2, 2026. Across all open-market trades the lifetime net is −$21.4M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $22.7M 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

$22.72M

Companies

1

Total Filings

61

Lifetime Open-Market Net

-$21.37M

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
LBRT Chief Financial Officer 787,043 $28.87 $22.72M -$21.37M 61 2026-06-02

Recent Filings

61 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-06-02 LBRT Sell (S) −16,665 -$496.1K EDGAR
2026-05-20 LBRT Sell (S) −19,998 -$669.5K EDGAR
2026-04-14 LBRT Tax (F) −67,360 -$1.88M EDGAR
2026-04-02 LBRT Mixed +57,889 -$1.26M EDGAR
2026-02-09 LBRT Sell (S) −25,000 -$634.5K EDGAR
2026-01-21 LBRT Grant (A) +54,205 $0 EDGAR
2025-04-03 LBRT Mixed +43,322 -$1.27M EDGAR
2025-03-04 LBRT Sell (S) −5,000 -$85.7K EDGAR
2025-02-05 LBRT Sell (S) −10,000 -$179.4K EDGAR
2025-01-24 LBRT Grant (A) +52,085 $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.