InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (19 ops.)
Insider track record
OtherDisclosed buys
0
Disclosed sells
19
T+90 hit rate
0%
T+90 mean return
-16.1%
Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the full record of transactions filed by Murugan Amar. Insider active across 3 companies, notably Atara Biotherapeutics, Inc.. Aggregated, 24 filings have been published. Split: 0 buy · 19 sells. Total volume traded: €358k. History available since 18 May 2021. The latest transaction was filed on 17 March 2025 (Cession). Regulator: SEC (Form 4). All data is free.
Declarations24 total
121,587 sharesCommon StockSEC:0001962918-25-000064:0
3,913 shares@ US$2.744100.0% of flowCommon StockSEC:0001962918-25-000029:0
125,000 shares0Common StockSEC:0001962918-25-000005:0
877 shares@ US$6.6291.8% of flowCommon StockSEC:0000905148-24-002304:0
192 shares@ US$6.630.4% of flowCommon StockSEC:0000905148-24-002304:1
89 shares@ US$6.6310.2% of flowCommon StockSEC:0000905148-24-002304:2
32,401 shares@ US$0.6176.3% of flowCommon StockSEC:0000905148-24-001559:0
10,044 shares@ US$0.722.3% of flowCommon StockSEC:0000905148-24-000909:0
475,000 shares0Common StockSEC:0000905148-24-000113:0
8,307 shares@ US$0.3891.0% of flowCommon StockSEC:0000905148-23-001511:0
5,050 shares@ US$1.6522.6% of flowCommon StockSEC:0001140361-23-040563:0
7,404 shares@ US$2.0374.7% of flowCommon StockSEC:0001140361-23-025560:0
4,221 shares@ US$3.6274.9% of flowCommon StockSEC:0001567619-23-004539:0
155,375 shares0Common StockSEC:0001140361-23-010097:0
3,612 shares@ US$4.495.3% of flowCommon StockSEC:0001140361-22-042379:0
1,196 shares@ US$5.0342.0% of flowCommon StockSEC:0001140361-22-030299:0
2,317 shares@ US$5.3160.014% mcap5.8% of flowCommon StockSEC:0001140361-22-019990:0
51,814 shares0Common StockSEC:0001140361-22-007763:0
2,124 shares@ US$17.116959.0% of flowCommon StockSEC:0001567619-21-020779
2,124 shares@ US$17.11690.039% mcap15.9% of flowCommon StockSEC:0001567619-21-020779:0
2,080 shares@ US$12.5320.027% mcap11.1% of flowCommon StockSEC:0001567619-21-016149:0
2,080 shares@ US$12.53241.0% of flowCommon StockSEC:0001567619-21-016149
5,681 shares@ US$14.5533.6% of flowCommon StockSEC:0001209191-21-034426
5,681 shares@ US$14.550.083% mcap33.6% of flowCommon StockSEC:0001209191-21-034426:0
24 of 24 declarations
About Murugan Amar
Murugan Amar is a director at Atara Biotherapeutics, Inc.
