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Mary Lake Ph D. Polan

Board Director
Director
Quidel CorpQuidelOrtho CorpChembio Diagnostics, Inc.Wyeth
Insider activity · 24 months1 buy0 salesCumulative net flow
Total declarations
88
Companies
4
▲ Purchases (2 ops.)
€42k
▼ Sales (16 ops.)
€10.4M

Latest filing published 24 Nov 2025 for QuidelOrtho Corp, €19k.

Filing timeline

BuySale
Mary Lake Ph D. Polan

Insider track record

Disclosed buys
2
Disclosed sells
16
Signal history

Closed purchases

Market purchases
2
Positive at T+90
0%
Median T+90
-13.0%

Based on 2 purchases whose 90-day window has closed (published at least 91 days ago), the same population our ranking model reads.

Purchases by company

Since each purchase

  • Filed 24 Nov 2025 · 349 days ago · €19k
    -24.7%
    Entry US$28.14 · Close at T+90 US$21.19
  • Filed 06 Mar 2012 · 5360 days ago · €23k
    +50.8%
    Entry 15.91 · Close at T+365 23.99

Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.

Mary Lake Ph D. Polan: trading record in brief

This profile gathers the share dealings of Mary Lake Ph D. Polan across 4 companies, led by Quidel Corp, QuidelOrtho Corp and Wyeth. Between 27 April 2006 and 21 November 2025, the trades on record add up to 88 filings.

Market trades split into 2 purchases (€42k) and 16 sales (€10.4M). Netting one side against the other leaves €10.4M of net selling. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. Outside the open market, there are 16 share grants and 42 option exercises. So far in 2025, the count stands at 1 purchase and no sales.

The newest entry dates from 24 November 2025: an open-market purchase of €19k, in QuidelOrtho Corp. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. For comparison, the SEC allows two business days to file a Form 4. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.

Companies and markets linked to Mary Lake Ph D. Polan

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

Declarations88 total

25 of 88 declarations