Brian Semkiw - Net Worth and Insider Trading
Brian Semkiw Net Worth
The estimated net worth of Brian Semkiw is at least $34,311 dollars as of 2025-01-13. Brian Semkiw is the Chairman & CEO of Spectaire Holdings Inc and owns about 1,715,528 shares of Spectaire Holdings Inc (SPEC) stock worth over $34,311. Details can be seen in Brian Semkiw's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Brian Semkiw has not made any transactions after 2023-10-25 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.
Transaction Summary of Brian Semkiw
Brian Semkiw Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Brian Semkiw owns 1 companies in total, including Spectaire Holdings Inc (SPEC) .
Click here to see the complete history of Brian Semkiw’s form 4 insider trades.
Insider Ownership Summary of Brian Semkiw
| Ticker | Comapny | Transaction Date | Type of Owner |
|---|---|---|---|
| SPEC | Spectaire Holdings Inc | 2023-10-25 | director & Chairman & CEO |
Brian Semkiw Latest Holdings Summary
Brian Semkiw currently owns a total of 1 stock. Brian Semkiw owns 1,715,528 shares of Spectaire Holdings Inc (SPEC) as of October 25, 2023, with a value of $34,311.
Latest Holdings of Brian Semkiw
| Ticker | Comapny | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
|---|---|---|---|---|---|
| SPEC | Spectaire Holdings Inc | 2023-10-25 | 1,715,528 | 0.02 | 34,311 |
Holding Weightings of Brian Semkiw
Brian Semkiw Form 4 Trading Tracker
According to the SEC Form 4 filings, Brian Semkiw has made a total of 1 transactions in Spectaire Holdings Inc (SPEC) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in Spectaire Holdings Inc is the acquisition of 2,196 shares on October 25, 2023, which cost Brian Semkiw around $4,348.
Insider Trading History of Brian Semkiw
- 1
Brian Semkiw Trading Performance
GuruFocus tracks the stock performance after each of Brian Semkiw's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Brian Semkiw is -7.7%. GuruFocus also compares Brian Semkiw's trading performance to market benchmark return within the same time period. The performance of stocks bought by Brian Semkiw within 3 months outperforms 0 times out of 1 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Brian Semkiw's insider trading performs compared to the benchmark.
Performance of Brian Semkiw
Average Return
Outperforming Transactions
| 1 Month | 3 Months | 6 Months | 1 Year | 2 Years | 3 Years | |
|---|---|---|---|---|---|---|
| Return(%) | -19.46 | | | | | |
| Relative Return to S&P 500(%) | -28.36 | | | | | |
Brian Semkiw Ownership Network
Ownership Network List of Brian Semkiw
Ownership Network Relation of Brian Semkiw
Brian Semkiw Owned Company Details
What does Spectaire Holdings Inc do?
Who are the key executives at Spectaire Holdings Inc?
Brian Semkiw is the director & Chairman & CEO of Spectaire Holdings Inc. Other key executives at Spectaire Holdings Inc include 10 percent owner Perception Capital Partners Llc , 10 percent owner Northern Pacific Group, L.p. , and director & Chief Technology Officer Brian Hemond .
Spectaire Holdings Inc (SPEC) Insider Trades Summary
Over the past 18 months, Brian Semkiw made 1 insider transaction in Spectaire Holdings Inc (SPEC) with a net purchase of 2,196. Other recent insider transactions involving Spectaire Holdings Inc (SPEC) include a net purchase of 10,000 shares made by Joerg Mosolf ,
In summary, during the past 3 months, insiders sold 0 shares of Spectaire Holdings Inc (SPEC) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Spectaire Holdings Inc (SPEC) were sold and 12,196 shares were bought by its insiders, resulting in a net purchase of 12,196 shares.
Spectaire Holdings Inc (SPEC)'s detailed insider trading history can be found in Insider Trading Tracker table.
Spectaire Holdings Inc Insider Transactions
Brian Semkiw Mailing Address
Above is the net worth, insider trading, and ownership report for Brian Semkiw. You might contact Brian Semkiw via mailing address: C/o Spectaire Inc., 155 Arlington Street, Watertown Ma 02472.
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