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Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (11 ops.)
Latest filing published 12 Dec 2025 for Merus N.V., €6.1M. Read the official filing
Filing timeline
BuySaleMark T. Iwicki
Insider track record
Disclosed buys
0
Disclosed sells
11
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Mark T. Iwicki: trading record in brief
Mark T. Iwicki, listed as senior executive, has filed trades across 4 companies (mainly through SEC (Form 4)), most often in KALA BIO, Inc., Akero Therapeutics, Inc. and Merus N.V. The record holds 22 filings, for trades running from 28 June 2021 to 12 December 2025.
The open-market record consists of 11 sales worth €431k, with no purchase. The rest of the record consists of 7 share grants and 1 option exercise. So far in 2025, the count stands at no purchases and 4 sales.
The latest filing, published on 12 December 2025, reports a transaction of €6.1M in Merus N.V. Filings reach the SEC (Form 4) feed a median of 2 days after the trade. US insiders must file a Form 4 within two business days of a trade. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
Companies and markets linked to Mark T. Iwicki
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations22 total
73,576 shares@ US$97.0096.5% of flowCommon SharesSEC:0001193125-25-317936:0
9,398 sharesCommon StockSEC:0001193125-25-312115:0
154,894 shares@ US$0.8132.3% of flowCommon StockSEC:0001415537-25-000004:0
128,631 sharesCommon StockSEC:0001415889-25-021822:0
13,227 shares@ US$4.0120.2% of flowCommon StockSEC:0001415889-25-018317:0
2,450 shares0Common StockSEC:0001415889-25-017615:0
9,398 shares0Common StockSEC:0000950170-25-082309:0
10,866 shares@ US$3.7419.8% of flowCommon StockSEC:0001104659-25-056986:0
10,866 shares@ US$3.7424.7% of flowCommon StockSEC:0001415889-25-015677:0
22,100 shares0Common StockSEC:0001415889-25-001060:0
15,168 shares@ US$4.7561.9% of flowCommon StockSEC:0001415889-24-018374:0
7,392 shares@ US$6.0938.1% of flowCommon StockSEC:0001415889-24-015222:0
14,300 shares0Common StockSEC:0001415889-24-000769:0
158,873 shares0Common StockSEC:0001415889-23-010281:0
71,715 sharesCommon StockSEC:0001415889-23-009133:0
36,944 shares@ US$6.57100.0% of flowCommon SharesSEC:0001209191-23-024393:0
41,700 shares0Common StockSEC:0001415889-23-000636:0
561 shares@ US$6.521.9% of flowCommon StockSEC:0001415889-22-010878:0
7,975 shares@ US$0.370.018% mcap1.5% of flowCommon StockSEC:0001415889-22-007059:0
9,518 shares@ US$1.300.071% mcap6.0% of flowCommon StockSEC:0001415889-22-000402:0
27,598 shares@ US$1.800.28% mcap23.3% of flowCommon StockSEC:0001415889-21-005009:0
7,586 shares@ US$5.7737.9% of flowCommon StockSEC:0001415889-21-003256:0
22 of 22 declarations
