tiprankstipranks
TipRanksTop Financial ExpertsInsidersDennis Thomas St

Dennis Thomas St Insider Profile

4 Followers
Dennis Thomas St, Director at Formfactor, holds 28.33K shares in Formfactor (Ticker: FORM), holds 17.70K shares in Axcelis Technologies (Ticker: ACLS), holds 61.70K shares in Veeco (Ticker: VECO).
See the Hottest Stocks Based on Insider Trading >
tipranks
Dennis Thomas St

Dennis Thomas St
Formfactor (FORM)
Director

Ranked #103,378 out of 108,921 Corporate Insiders

Profitable Transactions

41%
14 out of 34 Profitable Transactions

Average Return

-22.50%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$133M
94.18%
2.21%
2.07%
1.53%
A breakdown of Dennis Thomas St's holdings
See the Top Stocks by Insiders

Insider Roles

Applied Materials
(AMAT)
SVP
Formfactor
(FORM)
Director
Veeco
(VECO)
Director
Axcelis Technologies
(ACLS)
Director
Roles that Dennis Thomas St holds in companies
See the Top Corporate Insiders

Most Profitable Insider Trade

Stock:
Veeco
(VECO)
Rating:Informative Sell
Date:May 14, 2024 - May 14, 2025
Return:+45.10%
The most profitable trade made by Dennis Thomas St
See the Latest Stocks Traded by Insiders

Dennis Thomas St's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
FORM
Formfactor
Jun 16, 2026
Director
Uninformative Sell
―
$2.94M
VECO
Veeco
May 13, 2026
Director
Informative Sell
86.70K
$2.76M
ACLS
Axcelis Technologies
May 26, 2026
Director
Uninformative Sell
139.83K
$2.04M
MTSN
Mattson Technology
May 11, 2016
―
Uninformative Sell
28.02K
$120.60K
AMAT
Applied Materials
Sep 02, 2009
SVP
Uninformative Sell
58.90K
$125.21M
List of latest transactions for each holding click on a transaction to see Dennis Thomas St's performance on stock
See All Insider Trading from Today

You May Also Like

Meet our Smart Portfolio. See what top analysts say about your stocks.Get a breakdown of the different strategies based on detected insider trading activity.Find the best performing Analyst in each sector. Follow them so you never miss a recommendation.

Dennis Thomas St insider profile FAQ

What is the percentage of profitable transactions made by Dennis Thomas St?
The percentage of profitable transactions made by Dennis Thomas St is 41%.
    What is the average return per transaction made by Dennis Thomas St?
    The average return per transaction made by Dennis Thomas St is -22.50%.
      What stocks does Dennis Thomas St hold?
      Dennis Thomas St holds: FORM, VECO, ACLS, MTSN, AMAT stocks.
        What was Dennis Thomas St’s latest transaction?
        Dennis Thomas St latest transaction was an Uninformative Sell of ―.
          What was Dennis Thomas St's most profitable transaction?
          Dennis Thomas St’s most profitable transaction was an Informative Sell of VECO stock on May 14, 2024. The return on the trade was 45.10%.
            What is Dennis Thomas St's role in Formfactor?
            Dennis Thomas St's role in Formfactor is Director.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.