InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the full record of transactions filed by Langer Robert, Director. Director active across 3 companies, notably Seer, Inc.. In total, 9 disclosures have been recorded. History available since 28 April 2022. The latest transaction was disclosed on 28 July 2026 (Attribution). Regulator: SEC (Form 4). The full history is free.
Companies and markets linked to Langer Robert
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Declarations9 total
16,500 shares0Class A Common StockSEC:0001239757-26-000002:0
20,500 shares0Class A Common StockSEC:0001415889-25-019571:0
58,178 shares0Class A Common StockSEC:0001415889-24-016912:0
23,443 shares0Class A Common StockSEC:0001209191-23-038193:0
9,945 shares0Class A Common StockSEC:0001209191-22-038112:0
703 shares0Common StockSEC:0001127602-22-012860:0
327,102 sharesClass A Common StockSEC:0001209191-22-003127:0
51,000 sharesCommon StockSEC:0001104659-16-095954:0
1,250 sharesCommon StockSEC:0001179110-16-016921:0
9 of 9 declarations
About Langer Robert
Robert Langer is a Director at Seer, Inc. and Moderna, Inc. As a board member, he contributes to overseeing the activities of these companies and making strategic decisions. His expertise in the biopharmaceutical sector allows him to provide valuable insights to the board.
