Company_Context
Healthcare
Laboratory Analytical Instruments
Institutional analysis of internal capital flows based on SEC Form 4 filings.
Signal_Window
Headline metrics use exact calendar-day windows.
3 directional transactions in 365D
Code P purchases and code S sales are measured from 2025.08.29 — 2026.08.28.
-$992K
Open-market buys minus sales2026.08.06
Latest available filing14
Reporting entities in windowFEARON RICHARD H
$306.3KKUEBLER CHRISTOPHER A
$1.4MAnalysis of eligible SEC Form 4 activity for WAT indicates a bearish 365-day signal. The selected window contains transactions from 14 distinct reporting insiders, with aggregate nominal activity of $5.14M.
Open-market purchases minus open-market sales produce a negative net flow of $0.99M. Open-market executions represent the majority of measured nominal activity in this window, making the directional flow more representative of voluntary trading activity.
FEARON RICHARD H recorded the largest aggregate purchase volume, while KUEBLER CHRISTOPHER A recorded the largest aggregate sale volume. Form 4 activity provides useful ownership context, but it should not be treated as a standalone prediction of future price performance.
Enriched_Research_Context
These indicators use normalized SEC roles, issuer metadata, cluster detection and post-filing market prices already calculated by the data pipeline.
Healthcare
Laboratory Analytical Instruments
0
Clustered open-market purchase records in the recent filing sample.
Recent_Filing_History
This table shows recent filing history and is not restricted by the selected 365D headline signal window.
The 365-day open-market signal is BEARISH, with net flow of $0.99M across 14 reporting insiders in the selected window.
The most recent insider transaction on record was filed on 2026.08.06. InsiderAlpha monitors EDGAR filings and updates this terminal as new Form 4 documents are published.
The selected 365-day window contains 14 distinct reporting insiders with eligible transactions for WAT. This count changes when a different signal window is selected.
Jiang Wei
OPEN_MARKET_BUYDirector · 2026.03.16
30D
+12.5%
90D
+23.4%
180D
PENDING
Performance uses the latest matured open-market record in this sample. It describes subsequent market movement and does not imply that the filing caused the price change.