Harold Bernstein

President, R&D & CMO

Harold Bernstein (President, R&D & CMO) filed 14 Form 4 reports in the trailing twelve months (0 purchases, 14 sales), most often in Maze Therapeutics, Inc. (MAZE). The largest single filing was $1.8M of MAZE (45,000 sh across 2 lots, as filed), executed Dec 29 2025.

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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

0 buys · 14 sells

Median delay

–

execution → disclosure

Volume, ttmiDollar value disclosed in the trailing twelve months

$8.8M

shares × price, as filed

Last traded

Sep 4

Filed Sep 8

Median ADV $16.9M across their filed names

Open performance→

Volume by month

Buys $0 Sells $8.8M

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

Sectors filed on

Healthcare 14 filings

Sector per market data · by filing · past 12 months

Most traded names

MAZE

Maze Therapeutics, Inc. MAZE · 0 buys · 14 sells 14 filings

Recent filings

MAZESALE Maze Therapeutics, Inc. View filing → $736K
15,000 sh across 3 lots
Exec Mar 20
Filed Mar 20 · 5:30 PM ET MAZESALE Maze Therapeutics, Inc. View filing → $1.5M
29,652 sh × $50.45
Exec Mar 10
Filed Mar 12 · 5:30 PM ET MAZESALE Maze Therapeutics, Inc. View filing → $659K
14,300 sh across 2 lots
Exec Feb 2
Filed Feb 4 · 5:30 PM ET MAZESALE Maze Therapeutics, Inc. View filing → $1.0M
25,156 sh × $40.20
Exec Jan 7
Filed Jan 9 · 5:30 PM ET MAZESALE Maze Therapeutics, Inc. View filing → $179K
4,432 sh × $40.43
Exec Jan 2
Filed Jan 6 · 5:30 PM ET MAZESALE Maze Therapeutics, Inc. View filing → $1.8M
45,000 sh across 2 lots
Exec Dec 29 2025
Filed Dec 31 2025 · 5:30 PM ET