Updated: May 19, 2026

Michael K Kobayashi

ROSTROSS STORES, INC.SEC CIK: 0001311099
Estimated Net Worth
$25.2 Million5.6%vs Last Year
Last Updated: May 19, 2026 03:11 AM EST

Transaction Summary

Total Transactions31
Buy-Sell Ratio0.69
Buy Transactions11
Sell Transactions16

Transaction Volume

Total Volume$17.23M
Net Volume-$8.01M
Buy Volume$4.61M
Sell Volume$12.62M

Trade Analysis

AVG Trade Size$555.7K
Largest Trade$2.6M
Most Active MonthMar
Most Active Year2021

Trading Sentiment

OverallBearish
Recent TradeNeutral
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Michael K Kobayashi has an estimated net worth of $25.2 Million. This is based on reported shares in ROSS STORES, INC..



2004 was Michael K Kobayashi's most active year for acquiring shares with 2 total transactions. Michael K Kobayashi's most active month to acquire stocks was the month of February. 2021 was Michael K Kobayashi's most active year for disposing of shares, totalling 10 transactions. Michael K Kobayashi's most active month to dispose stocks was the month of February. 2004 saw Michael K Kobayashi paying a total of $0.00 for 158,389 shares, this is the most they've acquired in one year. In 2023 Michael K Kobayashi cashed out on 46,428 shares for a total of $5,056,993.91, their largest year based on trade value.

Holdings & Transactions

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