Robert Hershberg

Director · Adaptive Biotechnologies

Robert Hershberg (Director) filed 4 Form 4 reports in the trailing twelve months (0 purchases, 4 sales), most often in Adaptive Biotechnologies Corporation (ADPT). The largest single filing was $748K of ADPT (30,664 sh across 2 lots, as filed), executed Aug 18. Data as of Nov 8 2026.

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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 · 4 sells

Median delay

–

measured on stock purchases

Volume, ttmiDollar value disclosed in the trailing twelve months

$1.7M

shares × price, as filed

Last traded

Oct 6

Filed Oct 7

Median ADV $72.7M across their filed names

Open performance→

Volume by month

Buys $0 Sells $2.1M

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

Sectors filed on

Healthcare 4 filings

Sector per market data · by filing · past 12 months

Most traded names

ADPT

Adaptive Biotechnologies Corporation ADPT · 0 buys · 3 sells 3 filings ATAI

AtaiBeckley Inc. ATAI · 0 buys · 1 sell 1 filing RXRX

Recursion Pharmaceuticals, Inc. RXRX · 0 buys · 1 sell 1 filing

Recent filings

RXRXSALE Recursion Pharmaceuticals, Inc. View filing → $125K
25,000 sh × $5.00
Exec Oct 6
Filed Oct 7 · 6:08 PM ET ADPTSALE Adaptive Biotechnologies Corporation View filing → $748K
30,664 sh across 2 lots
Exec Aug 18
Filed Aug 20 · 5:55 PM ET ATAISALE AtaiBeckley Inc. View filing → $496K
100,000 sh × $4.96
Exec Jul 7
Filed Jul 9 · 5:30 PM ET ADPTSALE Adaptive Biotechnologies Corporation View filing → $367K
22,968 sh × $16.00
Exec Dec 10 2025
Filed Dec 12 2025 · 5:30 PM ET ADPTSALE Adaptive Biotechnologies Corporation View filing → $402K
53,000 sh × $7.59
Exec Mar 12 2025
Filed Mar 12 2025 · 5:30 PM ET