Latest filing published 06 Jan 2026 for Mersana Therapeutics, Inc..
Insider track record
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Timothy B. Lowinger: trading record in brief
Timothy B. Lowinger (senior executive) discloses dealings in Mersana Therapeutics, Inc. to SEC (Form 4). We count 113 filings; the first trade dates from 21 February 2018 and the latest from 6 January 2026.
No open-market purchase appears, only 49 sales worth €1.8M. Other entries cover 1 share grant and 62 option exercises.
The newest entry dates from 6 January 2026: a transaction, in Mersana Therapeutics, Inc. The median gap between a trade and its publication by SEC (Form 4) 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. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.
Companies and markets linked to Timothy B. Lowinger
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
- 10,466 sharesCommon StockSEC:0001104659-26-001371:0
- 7,291 shares0Common StockSEC:0001104659-25-004595:0
- 4,792 shares0Common StockSEC:0001104659-25-004183:0
- 9,375 shares0Common StockSEC:0001104659-25-003878:0
- 50,000 shares0Common StockSEC:0001104659-24-106746:0
- 9,375 shares0Common StockSEC:0001104659-24-004547:0
- 4,792 shares0Common StockSEC:0001104659-23-004740:0
- 11,111 shares@ US$1.406.0% of flowCommon StockSEC:0001104659-22-127887:0
- 15,209 sharesCommon StockSEC:0001104659-22-005558:0
- 45,593 shares@ US$1.4043.9% of flowCommon StockSEC:0001104659-21-151767:0
- 2,216 shares@ US$6.169.0% of flowCommon StockSEC:0001104659-21-108966:0
- 2,227 shares@ US$6.169.0% of flowCommon StockSEC:0001104659-21-094928:0
- 40,000 sharesCommon StockSEC:0001104659-21-093667:0
- 20,000 shares@ US$1.4018.3% of flowCommon StockSEC:0001104659-21-090714:0
- 1,877 shares@ US$3.514.3% of flowCommon StockSEC:0001104659-21-088914:0
- 2 shares@ US$3.510.0% of flowCommon StockSEC:0001104659-21-084647:0
- 1,875 shares@ US$3.514.2% of flowCommon StockSEC:0001104659-21-071223:0
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