InsidersTradesSigma
Total declarations
Companies
▲ Purchases (6 ops.)
▼ Sales (5 ops.)
Insider track record
CEODisclosed buys
6
Disclosed sells
5
T+90 hit rate
0%
T+90 mean return
-1.7%
Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the full record of transactions filed by Liu Suying, Chief Executive Officer. Officer active across 5 companies, notably Mountain Crest Acquisition Corp. III. In total, 15 reports have been logged. Breakdown: 6 buys · 5 sells. Total volume traded: €12.2m. Activity tracked since 20 May 2021. The latest transaction was filed on 30 December 2025 (Cession). Regulator: SEC (Form 4). The full history is accessible without signup.
Companies and markets linked to Liu Suying
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations15 total
385,714 sharesOrdinary sharesSEC:0001829126-26-006888:0
200,000 shares@ US$5.0018.9% of flowCommon StockSEC:0001829126-26-000026:0
100,000 shares@ US$7.0011.9% of flowCommon StockSEC:0001829126-25-001112:0
2,165,800 sharesCommon StockSEC:0001829126-24-004708:0
1,840,800 sharesCommon StockSEC:0001829126-23-002343:0
100,000 shares@ US$10.0018.2% of flowCommon StockSEC:0001829126-22-018181:0
200,000 shares@ US$15.0046.5% of flowCommon StockSEC:0001829126-22-009757:0
200,000 shares@ US$12.5070.8% of flowCommon StockSEC:0001104659-22-009714:0
2,086 shares@ US$10.000.3% of flowCommon StockSEC:0001104659-21-142581:0
Canonical exit: 12 Sept 2021 (T+90)
18,000 shares@ US$10.003.5% of flowCommon StockSEC:0001829126-21-014655:0
Canonical exit: 16 Feb 2022 (T+90)
205,000 shares@ US$10.0040.1% of flowCommon StockSEC:0001829126-21-014400:0
Canonical exit: 14 Feb 2022 (T+90)
14,250 sharesCommon StockSEC:0000899243-21-042255:0
195,000 shares@ US$10.0036.6% of flowCommon StockSEC:0001104659-21-089830:0
Canonical exit: 30 Sept 2021 (T+90)
2,086 shares@ US$10.000.5% of flowCommon StockSEC:0001104659-21-082213:0
Canonical exit: 12 Sept 2021 (T+90)
110,000 shares@ US$10.0028.5% of flowCommon StockSEC:0001104659-21-071172:0
Canonical exit: 18 Aug 2021 (T+90)
15 of 15 declarations
About Liu Suying
Liu Suying is Chief Executive Officer and Chief Financial Officer. She has 15 filings in total, and within the sampled recent filings, purchases amount to EUR 4542819 and sales to EUR 7620172, from 2021-05-24 to 2026-06-25. Her filings concern Mountain Crest Acquisition Corp. V, Mountain Crest Acquisition Corp. III, Mountain Crest Acquisition Corp. IV, Mountain Crest Acquisition 6 Corp., and Better Therapeutics, Inc.
