InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (1 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
1
T+90 hit rate
100%
T+90 mean return
+6.5%
Across 2 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the full record of transactions filed by Westphal Susan, Director. Insider active across 1 company, notably Rubicon Technology, Inc.. Cumulatively, 4 filings have been recorded. Split: 0 buy · 1 sell. Total volume traded: €89k. Activity tracked since 23 June 2021. The latest transaction was disclosed on 19 August 2022 (Cession). Regulator: SEC (Form 4). The full history is accessible without signup.
Declarations4 total
4,472 shares@ US$20.00100.0% of flowCommon StockSEC:0001213900-22-049869:0
1,010 shares0Common StockSEC:0001213900-22-043431:0
1,250 shares0Common StockSEC:0001213900-21-034538:0
1,250 shares0Common StockSEC:0001213900-21-034538
4 of 4 declarations
About Westphal Susan
Susan Westphal is a Board Member at Rubicon Technology, Inc. She contributes to the board's strategic decisions, bringing her expertise to guide the company's direction. Her role is essential in ensuring good governance.
