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David H. Naemura

CFO · Neogen

David H. Naemura (CFO) filed 1 Form 4 report in the past 24 months (1 purchase, 0 sales), most often in Neogen Corporation (NEOG). Across 1 priced purchase filing, the average 21-session return was -11.8% from execution and -11.8% from disclosure (delay-adjusted; derived). The largest single filing was $164K of NEOG (14,800 sh × $11.11, as filed), executed Jan 16 2025. Data as of Nov 8 2026.

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Return, ttmiAverage return per filing, trailing twelve months
-11.8%
avg across 1 priced filings
Delay-adjustediThe same average, entered at disclosure dates
-11.8%
same 1 filings, from disclosure
Filings, ttm
1
1 buys · 0 sells
Median delay
0d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$164K
shares × price, as filed
Last traded
Jan 16 2025
Filed Jan 16 2025

Median ADV $40.8M across their filed names

Open performance→
Volume by month
$164K$82K$0Dec 2024Jun 2025Dec 2025Jun 2026Jan 2025 · buys $164K
Buys $164K Sells $0

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

Sectors filed on
Healthcare 1 filing

Sector per market data · by filing · past 24 months

Most traded names
NEOG Neogen Corporation NEOG · 1 buy · 0 sells 1 filing
Recent filings
NEOGPURCHASE Neogen Corporation View filing → $164K
14,800 sh × $11.11
Exec Jan 16 2025
Filed Jan 16 2025 · 5:30 PM ET