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Who owns Perimeter Group (PRM) stock

292 funds reported Perimeter Group (PRM) shares in their latest 13F filings, worth $5.2B in all. The largest holder is Windacre Partnership LLC ($576M). Last quarter 181 funds added to their stakes and 111 cut them.

Largest holders of PRM (13F)Largest holders of PRM (13F)Windacre Partnership LLC$576MPrincipal Financial Group$499MBlackRock$434MFMR LLC$342MVanguard Group$236MVanguard Capital Management LLC$235MDimensional Fund Advisors LP$154MGeode Capital Management, LLC$151MJupiter Topco LLC$147MState Street$129M

Largest holders (13F)

FundSharesValueChangeQuarter
Windacre Partnership LLC16,148,621$576Mdecrease2026-06-30
Principal Financial Group14,007,326$499Mincrease2026-06-30
BlackRock12,170,113$434Mincrease2026-06-30
FMR LLC9,602,473$342Mincrease2026-06-30
Vanguard Group8,570,699$236Mincrease2025-12-31
Vanguard Capital Management LLC6,587,147$235Mincrease2026-06-30
Dimensional Fund Advisors LP4,315,745$154Mdecrease2026-06-30
Geode Capital Management, LLC4,230,528$151Mincrease2026-06-30
Jupiter Topco LLC4,125,974$147Mbase2026-06-30
State Street3,611,344$129Mincrease2026-06-30
DF Dent3,322,708$118Mdecrease2026-06-30
Janus Henderson Group4,007,536$97.9Mincrease2026-03-31
Balance Capital Partners L.P.2,735,521$97.5Munchanged2026-06-30
Invesco2,445,056$87.2Mincrease2026-06-30
Brown Brothers Harriman2,403,457$85.7Mdecrease2026-06-30

Perimeter Group's latest quarter

Perimeter Group, Q3 2026: revenue $390M (+24% year over year), operating margin 106.8%, net earnings $304M, operating cash flow $163M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most PRM stock?

By the latest 13F filings: Windacre Partnership LLC ($576M); Principal Financial Group ($499M); BlackRock ($434M); FMR LLC ($342M); Vanguard Group ($236M).

What is the short interest in PRM?

6,947,203 shares were sold short at the 2026-10-15 settlement, 6.2% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.