Perimeter Solutions, S.A. (PRM) Insider Trading

Over the last 3 months, PRM insiders made 0 open-market buys and 7 sales, a net sale of -$195.6M (SEC Form 4). Over the last 6 months, 232 institutions increased and 180 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
7
Net (3m)
-$195.6M
Insider trades by month Buys Sells
Jul
Sep
Dec
Mar
May
Jun
Context3-month price -4.1%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Jun 30, 2026WINDACRE PARTNERSHIP LLC10 percent ownerSell378,600$36.22
Jun 30, 2026WINDACRE PARTNERSHIP LLC10 percent ownerSell1,875,000$33.90
Jun 30, 2026WINDACRE PARTNERSHIP LLC10 percent ownerSell437,500$33.00
Jun 30, 2026WINDACRE PARTNERSHIP LLC10 percent ownerSell548,479$34.51
Jun 30, 2026WINDACRE PARTNERSHIP LLC10 percent ownerSell20,000$36.25
Jun 30, 2026WINDACRE PARTNERSHIP LLC10 percent ownerSell2,296,400$34.40
Jun 30, 2026WINDACRE PARTNERSHIP LLC10 percent ownerSell150,000$34.98
May 22, 2026Khouri Haithamdirector, officer: Chief Executive OfficerSell117,511$31.19
May 22, 2026Khouri Haithamdirector, officer: Chief Executive OfficerSell91,724$31.91
May 22, 2026Khouri Haithamdirector, officer: Chief Executive OfficerSell20,300$34.09
May 15, 2026Emery Jeffreyofficer: President - Global Fire SafetyOption53,537$8.36
May 15, 2026Sable Kyleofficer: Chief Financial OfficerSell46,263$33.05
May 15, 2026Sable Kyleofficer: Chief Financial OfficerSell3,277$33.59
May 15, 2026Sable Kyleofficer: Chief Financial OfficerOption49,540$8.36
May 15, 2026Emery Jeffreyofficer: President - Global Fire SafetySell53,537$33.45
May 12, 2026Sable Kyleofficer: Chief Financial OfficerSell20,460$32.89
May 12, 2026Emery Jeffreyofficer: President - Global Fire SafetyOption46,500$8.36
May 12, 2026Emery Jeffreyofficer: President - Global Fire SafetySell46,500$32.00
May 12, 2026Emery Jeffreyofficer: President - Global Fire SafetyOption99,963$8.36
May 12, 2026Emery Jeffreyofficer: President - Global Fire SafetySell97,855$32.90
May 12, 2026Emery Jeffreyofficer: President - Global Fire SafetySell2,108$34.05
May 12, 2026Sable Kyleofficer: Chief Financial OfficerOption20,000$3.89
May 12, 2026Sable Kyleofficer: Chief Financial OfficerOption130,000$8.36
May 12, 2026Sable Kyleofficer: Chief Financial OfficerSell150,000$31.52
May 12, 2026Sable Kyleofficer: Chief Financial OfficerSell30,000$31.75
May 12, 2026Sable Kyleofficer: Chief Financial OfficerOption30,000$8.36
May 12, 2026Sable Kyleofficer: Chief Financial OfficerOption20,460$8.36
Mar 11, 2026Thorndike William N JrdirectorSell34,957$23.85
Mar 11, 2026Thorndike William N JrdirectorSell90,043$23.18
Mar 11, 2026Thorndike William N JrdirectorSell100,000$23.63

Source: PRM SEC Form 4 filings, latest Jun 30, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

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

Increased
232
New positions
119
Reduced
180
Sold out
45
Largest moves
InstitutionActionSharesFiled
WINDACRE PARTNERSHIP LLCUnchanged21.9MMay 15, 2026
WINDACRE PARTNERSHIP LLCReduced16.1MAug 14, 2026
PRINCIPAL FINANCIAL GROUP INCIncreased14.0MAug 4, 2026
PRINCIPAL FINANCIAL GROUP INCIncreased12.5MMay 4, 2026
BlackRock, Inc.Increased12.2MAug 7, 2026
BLACKROCK, INC.Reduced10.8MMay 13, 2026
FMR LLCIncreased9.6MAug 13, 2026
FMR LLCIncreased9.0MMay 15, 2026
VANGUARD CAPITAL MANAGEMENT LLCIncreased6.6MAug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position6.2MMay 15, 2026
DIMENSIONAL FUND ADVISORS LPIncreased4.8MMay 7, 2026
DIMENSIONAL FUND ADVISORS LPReduced4.3MAug 11, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased4.2MAug 12, 2026
Jupiter Topco LLCNew Position4.1MAug 14, 2026
JANUS HENDERSON GROUP PLCIncreased4.0MMay 18, 2026

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