Cerebras Systems Inc. (CBRS) Insider Trading

Over the last 3 months, CBRS insiders made 0 open-market buys and 188 sales, a net sale of -$258.2M (SEC Form 4). Over the last 6 months, 0 institutions increased and 0 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
188
Net (3m)
-$258.2M
Insider trades by month Buys Sells
Jun
Jul
Aug
Context3-month price -14.2%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentOption237,559
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentOption37,559$2.72
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentOption137,326$7.89
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentOption62,674$5.02
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell6$210.21
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell4,594$208.86
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell1,400$207.28
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell1,600$205.32
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell4,800$204.44
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell12,092$203.37
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell6,699$202.28
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell8,832$201.12
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell33,575$200.13
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell66,237$199.33
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell32,864$198.18
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell21,307$197.45
Aug 25, 2026Feldman Andrew D.director, officer: CEO, PresidentSell43,553$196.20
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerSell11,706$203.78
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerSell47,766$204.87
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerOption16,293$5.48
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerOption696,798
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerOption48,545$5.48
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerOption114,455$5.02
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerOption87,326$7.89
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerOption138,236$2.72
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerOption308,236$2.40
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerSell16,293$210.01
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerSell24,652$212.64
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerSell10,715$211.42
Aug 21, 2026Lie Seanofficer: Chief Technology OfficerSell46,214$210.56

Source: CBRS SEC Form 4 filings, latest Aug 25, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their CBRS positions over the last 6 months (SEC Form 13F).

Increased
0
New positions
421
Reduced
0
Sold out
0
Largest moves
InstitutionActionSharesFiled
ECLIPSE OPERATIONS, LLCNew Position11.4MAug 7, 2026
FMR LLCNew Position8.4MAug 13, 2026
JANE STREET GROUP, LLCNew Position8.1MAug 14, 2026
Altimeter Capital Management, LPNew Position7.2MAug 14, 2026
COATUE MANAGEMENT LLCNew Position7.0MAug 14, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLPNew Position4.7MAug 14, 2026
Capital World InvestorsNew Position3.9MAug 12, 2026
Atreides Management, LPNew Position3.8MAug 14, 2026
MORGAN STANLEYNew Position3.2MAug 13, 2026
CITADEL ADVISORS LLCNew Position3.1MAug 14, 2026
JPMORGAN CHASE & CONew Position3.1MAug 12, 2026
TIGER GLOBAL MANAGEMENT LLCNew Position3.0MAug 14, 2026
VY Capital Management Co. Ltd.New Position2.1MAug 18, 2026
BlackRock, Inc.New Position2.1MAug 7, 2026
PRICE T ROWE ASSOCIATES INC /MD/New Position2.0MAug 14, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.