Michael Stock

Insider

Chief Financial Officer

Trades at: LBRT

30D 90D 1Y

Net shares · 90d

-36.7K

0 buy · 36.7K sell

Net value · 90d

-$1.2M

$0 in · $1.2M out

Sentiment · 90d

Net selling

0% buying · 100% selling

Open-market trades · 90d

0 buy · 36.7K sell

Net buy / sell volume (all companies)

Tap or hover the chart for daily net volume. Green = net buying, red = net selling.

All transactions

Show open-market only

LBRT Sell·S
Jun 2, 26

Chief Financial Officer · 10b5-1

$103.3K

3.3K sh · $31.00

Own -0%
LBRT Sell·S
Jun 1, 26

Chief Financial Officer · 10b5-1

$392.8K

13.3K sh · $29.46

Own -2%
LBRT Sell·S
May 20, 26

Chief Financial Officer · 10b5-1

$669.5K

20.0K sh · $33.48

Own -2%
LBRT Other·F
Apr 1, 26

Chief Financial Officer

$1.3M

45.0K sh · $27.92

Own -5%
LBRT Grant·A
Apr 1, 26

Chief Financial Officer

$0

102.9K sh

Own +13%
LBRT Other·F
Apr 1, 26

Chief Financial Officer

$1.9M

67.4K sh · $27.92

Own -8%

Date▾	Ticker	Role	Type	Shares	Own Δ	Price	Value
Jun 2, 2026	LBRT	Chief Financial Officer	Sell S	3.3K	-0%	$31.00	$103.3K
Jun 1, 2026	LBRT	Chief Financial Officer	Sell S	13.3K	-2%	$29.46	$392.8K
May 20, 2026	LBRT	Chief Financial Officer	Sell S	20.0K	-2%	$33.48	$669.5K
Apr 1, 2026	LBRT	Chief Financial Officer	Other F	45.0K	-5%	$27.92	$1.3M
Apr 1, 2026	LBRT	Chief Financial Officer	Grant A	102.9K	+13%	—	$0
Apr 1, 2026	LBRT	Chief Financial Officer	Other F	67.4K	-8%	$27.92	$1.9M

About Michael Stock

This profile aggregates every SEC Form 4 insider transaction reported by Michael Stock across all companies they trade. Open-market purchases (code P) and sales (code S) are the highest-signal, discretionary trades; grants (A), option exercises (M) and gifts (G) reflect compensation rather than conviction and carry no market price. Figures cover the selected period and update as new filings are ingested.