Updated: May 18, 2026

Mark C Costello

SMTCSEMTECH CORPSEC CIK: 0001642805
Estimated Net Worth
$5.02 Million147.0%vs Last Year
Last Updated: May 18, 2026 01:48 PM EST

Transaction Summary

Total Transactions42
Buy-Sell Ratio0.00
Buy Transactions0
Sell Transactions21

Transaction Volume

Total Volume-$3.92M
Net Volume$3.92M
Buy Volume$0.00
Sell Volume-$3.92M

Trade Analysis

AVG Trade Size-$129.53K
Largest Trade$0.00
Most Active MonthMar
Most Active Year2017

Trading Sentiment

OverallBullish
Recent TradeSelling
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

Mark C Costello has an estimated net worth of $5.02 Million. This is based on reported shares in SEMTECH CORP.



2018 was Mark C Costello's most active year for acquiring shares with 12 total transactions. Mark C Costello's most active month to acquire stocks was the month of February. 2018 was Mark C Costello's most active year for disposing of shares, totalling 20 transactions. Mark C Costello's most active month to dispose stocks was the month of July. 2018 saw Mark C Costello paying a total of $315,263.00 for 44,223 shares, this is the most they've acquired in one year. In 2019 Mark C Costello cashed out on 68,451 shares for a total of $2,501,104.53, their largest year based on trade value.

Holdings & Transactions

SMTCsemtech corp
VP and GM
Updated: Jun 02, 2020VIEW QUOTE
Form TypeSEC Filing
-1.0012.11K$52.31-$633.61KJun 02View
-0.172.50K$35.19-$88.37K12.11KJun 01View
-0.101.34K$32.63-$12.43K12.11KApr 08View
-0.213.09K$34.10-$105.36K11.57KMar 23View
-0.092.65K$39.64-$104.90K25.31KMar 05 - 06View
3.1819.19K25.22KMar 03View
-0.221.70K$48.77-$82.86K6.03KFeb 21View
-0.748.95K$46.80-$418.93K3.09KSep 11View
-0.5012.05K$45.46-$547.66K12.04KJun 18View
-0.04930.00$51.34-$47.75K24.09KMay 13View
-0.082.00K$53.25-$106.51K23.14KApr 12View
-0.4318.61K$54.10-$1.01M25.14KMar 18View
-0.042.31K$55.04-$126.92K53.05KMar 06View
2.3635.41K50.41KMar 05View
-0.304.45K$55.44-$246.67K19.64KFeb 21 - 23View
-0.131.06K$58.27-$61.94K6.81KSep 06View
-0.07562.00$49.90-$28.04K7.88KAug 13View
-0.283.44K$36.56-$127.84K8.69KJun 05View
-0.06649.00$42.90-$27.84K10.25KMay 13View
-0.5813.25K$32.87-$249.93K9.65KMar 19View
1.9615.91K24.05KMar 06View
-0.152.77K$33.55-$361.23K16.14KFeb 23View
-0.121.73K$33.80-$215.10K12.18KFeb 21View
-1.00897.00$36.27-$32.53KSep 06View
-0.50897.00$37.81-$33.92K897.00Aug 16View
-0.861.08K$38.20-$41.29K3.42KAug 13 - 14View
-0.503.75K$30.38-$53.25K3.75KJul 13View
-1.003.02K$36.16-$109.37KJun 06View
-0.16585.00$36.53-$21.37K3.03KMay 16View
-0.09705.00$35.55-$25.06K7.36KMay 13View
-0.252.50K$25.63-$40.60K7.44KMar 15View
-0.502.44K$33.82-$82.55K2.44KFeb 28View
-0.133.12K$35.90-$111.97K20.88KFeb 23View
13.91K13.91KFeb 21View
-1.003.04K$27.47-$83.57KSep 07View
-0.201.83K$25.48-$46.70K7.54KAug 13 - 15View
-1.001.18K$24.51-$29.00KJun 08View
-0.09692.00$21.03-$14.55K6.81KMay 13View
31.50K31.50KFeb 23View
-1.004.29K$16.27-$69.89KAug 24View
-0.182.58K$17.13-$44.21K11.67KAug 13 - 17View
View