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William N Thorndike Jr

Director

William N Thorndike Jr (Director) filed 3 Form 4 reports in the trailing twelve months (0 purchases, 3 sales), most often in Perimeter Solutions, Inc. (PRM). The largest single filing was $7.8M of PRM (325,000 sh across 3 lots, as filed), executed Mar 4.

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Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
3
0 buys · 3 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$16.5M
shares × price, as filed
Last traded
May 4
Filed May 6

Median ADV $53.7M across their filed names

Open performance
Volume by month
$15.4M$7.7M$0Oct 2024Apr 2025Oct 2025Apr 2026Mar 2026 · sells $15.4MMay 2026 · sells $1.1M
Buys $0 Sells $16.5M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Basic Materials 2 filings Not on file 1 filing

Sector per market data · by filing · past 12 months

Most traded names
PRM Perimeter Solutions, Inc. PRM · 0 buys · 2 sells 2 filings CNX CNX CNX · 0 buys · 1 sell 1 filing
Recent filings
CNXSALE CNX Resources Corp View filing → $1.1M
28,800 sh × $38.25
Exec May 4
Filed May 6 · 5:30 PM ET
PRMSALE Perimeter Solutions, Inc. View filing → $7.6M
325,000 sh across 4 lots
Exec Mar 9
Filed Mar 11 · 5:30 PM ET
PRMSALE Perimeter Solutions, Inc. View filing → $7.8M
325,000 sh across 3 lots
Exec Mar 4
Filed Mar 6 · 5:30 PM ET