Cerebras Systems Ownership & Insider Activity

Cerebras Systems (CBRS) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 0.3% of shares outstanding. Institutional investors hold 20.5%. Over the past 90 days, insiders made 9 sales worth $339.8M.

Shares Outstanding

237.564M

Shares Float

112.247M

Insider Shares Owned

716.156K

Insider % Owned

0.3%

Institutional Shares Held

48.665M

Institutional % Held

20.5%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$339.8M total

Net Activity

Net Selling

Net Value (90d)

-$339.8M

Cerebras Systems Insider Transactions (Last 6 Months)

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Date	Insider	Title	Type	Shares	Price	Value
Oct 27, 2026	Sean Lie	CHIEF TECHNOLOGY OFFICER	SELL	45.977K	$115.79	$6.9M
Sep 29, 2026	Patrick Robert Komin Jr	CHIEF FINANCIAL OFFICER	SELL	32.500K	$203.53	$6.6M
Sep 29, 2026	Dhiraj Mallick	CHIEF OPERATING OFFICER	SELL	120.000K	$204.04	$80.8M
Sep 28, 2026	Yagnesh Patel	CHIEF ACCOUNTING OFFICER	SELL	1.320K	$204.50	$270K
Sep 25, 2026	Sean Lie	CHIEF TECHNOLOGY OFFICER	SELL	36.000K	$208.97	$25.1M
Sep 4, 2026	Steven Vassallo	DIRECTOR	SELL	50.000K	$210.30	$10.5M
Sep 4, 2026	Sean Lie	CHIEF TECHNOLOGY OFFICER	SELL	23.357K	$210.16	$11.2M
Sep 4, 2026	Andrew Feldman	CEO, PRESIDENT	SELL-OPTIONS	120.000	$210.46	$7.9M
Aug 21, 2026	Andrew Feldman	CEO, PRESIDENT	SELL	49.880K	$199.27	$47.3M
Aug 20, 2026	Sean Lie	CHIEF TECHNOLOGY OFFICER	SELL	226.523K	$207.90	$151.1M
Aug 18, 2026	Yagnesh Patel	CHIEF ACCOUNTING OFFICER	SELL-OPTIONS	1.676K	$222.22	$1.0M
Aug 18, 2026	Dhiraj Mallick	CHIEF OPERATING OFFICER	SELL-OPTIONS	120.000K	$222.22	$8.6M
Aug 18, 2026	Sean Lie	CHIEF TECHNOLOGY OFFICER	SELL-OPTIONS	595.449K	$222.22	$4.7M
Aug 17, 2026	Andrew Feldman	CEO, PRESIDENT	SELL-OPTIONS	67.151K	$222.22	$5.9M
Aug 17, 2026	Eric Vishria	DIRECTOR	ACQUISITION	42.682K	$229.77	$15.7M
Jun 30, 2026	Dhiraj Mallick	CHIEF OPERATING OFFICER	SELL-OPTIONS	—	$206.51	$2.1M
Jun 25, 2026	Dhiraj Mallick	CHIEF OPERATING OFFICER	SELL	33.314K	$178.19	$5.9M
Jun 25, 2026	Dhiraj Mallick	CHIEF OPERATING OFFICER	SELL-OPTIONS	33.314K	$169.28	$6.1M
Jun 25, 2026	Yagnesh Patel	CHIEF ACCOUNTING OFFICER	GRANT	11.000K	$174.20	$697K
Jun 25, 2026	Yagnesh Patel	CHIEF ACCOUNTING OFFICER	SELL-OPTIONS	4.000K	$171.53	$1.0M
Jun 25, 2026	Andrew Feldman	CEO, PRESIDENT	SELL-OPTIONS	—	$173.06	$3.1M
Jun 25, 2026	Sean Lie	CHIEF TECHNOLOGY OFFICER	SELL-OPTIONS	—	$170.07	$1.7M
Jun 24, 2026	Steven Vassallo	—	SELL-OPTIONS	101.911K	$218.18	$10.9M

Cerebras Systems Inc

Cerebras Systems Ownership & Insider Activity

Cerebras Systems Insider Transactions (Last 6 Months)

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