Ma Sean - Net Worth and Insider Trading

Ma Sean Net Worth

The estimated net worth of Ma Sean is at least $495 Million dollars as of 2024-11-07. Ma Sean is the 2201 Interest of corporation controlled by you of Zylox-Tonbridge Medical Technology Co Ltd and owns about 16,600,000 shares of Zylox-Tonbridge Medical Technology Co Ltd (HKSE:02190) stock worth over $179 Million. Ma Sean is the 2201 Interest of corporation controlled by you of Vision Deal HK Acquisition Corp and owns about 15,015,000 shares of Vision Deal HK Acquisition Corp (HKSE:07827) stock worth over $143 Million. Ma Sean is also the 2201 Interest of corporation controlled by you of Productive Technologies Co Ltd and owns about 530,000,000 shares of Productive Technologies Co Ltd (HKSE:00650) stock worth over $107 Million. Besides these, Ma Sean also holds Activation Group Holdings Ltd (HKSE:09919) , Strawbear Entertainment Group (HKSE:02125) , Shanghai Bio-heart Biological Technology Co Ltd (HKSE:02185) . Details can be seen in Ma Sean'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 Ma Sean has not made any transactions after 2023-06-13 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Ma Sean

Ma Sean Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Ma Sean owns 6 companies in total, including Shanghai Bio-heart Biological Technology Co Ltd (HKSE:02185) , Zylox-Tonbridge Medical Technology Co Ltd (HKSE:02190) , and Productive Technologies Co Ltd (HKSE:00650) among others .

Click here to see the complete history of Ma Sean’s form 4 insider trades.

Insider Ownership Summary of Ma Sean

Ticker	Comapny	Transaction Date	Type of Owner
HKSE:02185	Shanghai Bio-heart Biological Technology Co Ltd	2022-12-12	2201 Interest of corporation controlled by you
HKSE:02190	Zylox-Tonbridge Medical Technology Co Ltd	2022-12-30	2201 Interest of corporation controlled by you
HKSE:00650	Productive Technologies Co Ltd	2022-12-30	2201 Interest of corporation controlled by you
		2023-06-13	2201 Interest of corporation controlled by you
		2022-12-09	2201 Interest of corporation controlled by you
		2023-01-31	2201 Interest of corporation controlled by you

Ma Sean Latest Holdings Summary

Ma Sean currently owns a total of 6 stocks. Among these stocks, Ma Sean owns 16,600,000 shares of Zylox-Tonbridge Medical Technology Co Ltd (HKSE:02190) as of December 30, 2022, with a value of $179 Million and a weighting of 36.14%. Ma Sean owns 15,015,000 shares of Vision Deal HK Acquisition Corp (HKSE:07827) as of January 31, 2023, with a value of $143 Million and a weighting of 28.96%. Ma Sean also owns 530,000,000 shares of Productive Technologies Co Ltd (HKSE:00650) as of December 30, 2022, with a value of $107 Million and a weighting of 21.51%. The other 3 stocks Activation Group Holdings Ltd (HKSE:09919) , Strawbear Entertainment Group (HKSE:02125) , Shanghai Bio-heart Biological Technology Co Ltd (HKSE:02185) have a combined weighting of 13.38% among all his current holdings.

Latest Holdings of Ma Sean

Ticker	Comapny	Latest Transaction Date	Shares Owned	Current Price ($)	Current Value ($)
HKSE:02190	Zylox-Tonbridge Medical Technology Co Ltd	2022-12-30	16,600,000	10.78	178,948,000
HKSE:07827	Vision Deal HK Acquisition Corp	2023-01-31	15,015,000	9.55	143,393,250
HKSE:00650	Productive Technologies Co Ltd	2022-12-30	530,000,000	0.20	106,530,000
HKSE:09919	Activation Group Holdings Ltd	2023-06-13	37,500,000	0.89	33,375,000
HKSE:02125	Strawbear Entertainment Group	2022-12-09	39,958,000	0.64	25,573,120
HKSE:02185	Shanghai Bio-heart Biological Technology Co Ltd	2022-12-12	3,661,900	2.00	7,323,800

Holding Weightings of Ma Sean

Ma Sean Form 4 Trading Tracker

According to the SEC Form 4 filings, Ma Sean has made a total of 1 transactions in Zylox-Tonbridge Medical Technology Co Ltd (HKSE:02190) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in Zylox-Tonbridge Medical Technology Co Ltd is the acquisition of 500,000 shares on December 30, 2022, which cost Ma Sean around $7 Million.

According to the SEC Form 4 filings, Ma Sean has made a total of 3 transactions in Vision Deal HK Acquisition Corp (HKSE:07827) over the past 5 years, including 0 buys and 0 sells. The most-recent trade in Vision Deal HK Acquisition Corp is the sale of 0 shares on January 31, 2023, which brought Ma Sean around $0.

According to the SEC Form 4 filings, Ma Sean has made a total of 10 transactions in Productive Technologies Co Ltd (HKSE:00650) over the past 5 years, including 5 buys and 4 sells. The most-recent trade in Productive Technologies Co Ltd is the sale of 330,150,000 shares on December 30, 2022, which brought Ma Sean around $330 Million.

More details on Ma Sean's insider transactions can be found in the Insider Trading History of Ma Sean table.

Insider Trading History of Ma Sean

No transactions are available. GuruFocus only tracks and displays the purchase and sale of non-derivative security in open market or private transactions from SEC filings with the transaction code of P or S.

Total 0

Only the transactions in Open Market or Private Sale at the market prices are included. Other transactions such as conversion of derivative security or exercise of options are not included. Insiders are limited to only officers and/or directors of the company.

Ma Sean Trading Performance

GuruFocus tracks the stock performance after each of Ma Sean's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Ma Sean is -19.5%. GuruFocus also compares Ma Sean's trading performance to market benchmark return within the same time period. The performance of stocks bought by Ma Sean within 3 months outperforms 2 times out of 9 transactions in total compared to the return of S&P 500 within the same period.

You can select different timeframes to see how Ma Sean's insider trading performs compared to the benchmark.

Please note GuruFocus will not track the insiders’ transaction performance if he/she does not have buying transactions.

Performance of Ma Sean

Average Return

Average return per transaction

Outperforming Transactions

0 out of 9 outperforming transactions.

Each transaction is measured over a period and compared to .

	1 Month	3 Months	6 Months	1 Year	2 Years	3 Years
Return(%)	-13.9
Relative Return to S&P 500(%)	-15.29

Ma Sean Ownership Network

Ownership Network List of Ma Sean

No Data

Ownership Network Relation of Ma Sean

Ma Sean Owned Company Details

What does Shanghai Bio-heart Biological Technology Co Ltd do?

Who are the key executives at Shanghai Bio-heart Biological Technology Co Ltd?

Ma Sean is the 2201 Interest of corporation controlled by you of Shanghai Bio-heart Biological Technology Co Ltd. Other key executives at Shanghai Bio-heart Biological Technology Co Ltd include 2201 Interest of corporation controlled by you Wang Nengguang , 2101 Beneficial owner Magic Grace Limited , and 2201 Interest of corporation controlled by you Loft Success Investments Limited .

Shanghai Bio-heart Biological Technology Co Ltd (HKSE:02185) Insider Trades Summary

In summary, during the past 3 months, insiders sold 0 shares of Shanghai Bio-heart Biological Technology Co Ltd (HKSE:02185) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Shanghai Bio-heart Biological Technology Co Ltd (HKSE:02185) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.

Shanghai Bio-heart Biological Technology Co Ltd (HKSE:02185)'s detailed insider trading history can be found in Insider Trading Tracker table.

Shanghai Bio-heart Biological Technology Co Ltd Insider Transactions

No Available Data

What does Zylox-Tonbridge Medical Technology Co Ltd do?

Who are the key executives at Zylox-Tonbridge Medical Technology Co Ltd?

Ma Sean is the 2201 Interest of corporation controlled by you of Zylox-Tonbridge Medical Technology Co Ltd. Other key executives at Zylox-Tonbridge Medical Technology Co Ltd include 2501 Other Gan Zhou Ti Tan Gu Quan Tou Zi He Huo Qi Ye You Xian He Huo , 2501 Other Su Zhou Tai Hong Jing Hui Tou Zi Zhong Xin You Xian He Huo , and 2501 Other Five Investment Limited .

Zylox-Tonbridge Medical Technology Co Ltd (HKSE:02190) Insider Trades Summary

Over the past 18 months, Ma Sean made no insider transaction in Zylox-Tonbridge Medical Technology Co Ltd (HKSE:02190). Other recent insider transactions involving Zylox-Tonbridge Medical Technology Co Ltd (HKSE:02190) include a net sale of 3,178,727 shares made by Wang Stephen Hui , a net purchase of 391,500 shares made by Aihc Master Fund , and a net purchase of 391,500 shares made by Aih Capital Group Limited .

In summary, during the past 3 months, insiders sold 0 shares of Zylox-Tonbridge Medical Technology Co Ltd (HKSE:02190) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 3,178,727 shares of Zylox-Tonbridge Medical Technology Co Ltd (HKSE:02190) were sold and 1,174,500 shares were bought by its insiders, resulting in a net sale of 2,004,227 shares.

Zylox-Tonbridge Medical Technology Co Ltd (HKSE:02190)'s detailed insider trading history can be found in Insider Trading Tracker table.

Zylox-Tonbridge Medical Technology Co Ltd Insider Transactions

No Available Data

What does Productive Technologies Co Ltd do?

Who are the key executives at Productive Technologies Co Ltd?

Ma Sean is the 2201 Interest of corporation controlled by you of Productive Technologies Co Ltd. Other key executives at Productive Technologies Co Ltd include 2201 Interest of corporation controlled by you Zhou Quan , 2201 Interest of corporation controlled by you Ho Chi Sing , and 2201 Interest of corporation controlled by you Mo Tian Quan .

Productive Technologies Co Ltd (HKSE:00650) Insider Trades Summary

Over the past 18 months, Ma Sean made no insider transaction in Productive Technologies Co Ltd (HKSE:00650). Other recent insider transactions involving Productive Technologies Co Ltd (HKSE:00650) include a net sale of 0 shares made by Mo Tian Quan , a net sale of 0 shares made by Zhou Quan , and a net sale of 0 shares made by Ho Chi Sing .

In summary, during the past 3 months, insiders sold 0 shares of Productive Technologies Co Ltd (HKSE:00650) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Productive Technologies Co Ltd (HKSE:00650) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.

Productive Technologies Co Ltd (HKSE:00650)'s detailed insider trading history can be found in Insider Trading Tracker table.

Productive Technologies Co Ltd Insider Transactions

No Available Data

What does Activation Group Holdings Ltd do?

Who are the key executives at Activation Group Holdings Ltd?

Ma Sean is the 2201 Interest of corporation controlled by you of Activation Group Holdings Ltd. Other key executives at Activation Group Holdings Ltd include 2101 Beneficial owner Lau Kam Yiu , 2102 Investment manager Rays Capital Partners Limited , and 2201 Interest of corporation controlled by you Ruan David Ching Chi .

Activation Group Holdings Ltd (HKSE:09919) Insider Trades Summary

Over the past 18 months, Ma Sean made 1 insider transaction in Activation Group Holdings Ltd (HKSE:09919) with a net purchase of 500,000. Other recent insider transactions involving Activation Group Holdings Ltd (HKSE:09919) include a net sale of 20,423,295 shares made by Low Wei Mun , a net purchase of 384,000 shares made by Ruan David Ching Chi , and a net purchase of 384,000 shares made by Rays Capital Partners Limited .

In summary, during the past 3 months, insiders sold 0 shares of Activation Group Holdings Ltd (HKSE:09919) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 35,315,295 shares of Activation Group Holdings Ltd (HKSE:09919) were sold and 12,493,295 shares were bought by its insiders, resulting in a net sale of 22,822,000 shares.

Activation Group Holdings Ltd (HKSE:09919)'s detailed insider trading history can be found in Insider Trading Tracker table.

Activation Group Holdings Ltd Insider Transactions

No Available Data

What does Strawbear Entertainment Group do?

Who are the key executives at Strawbear Entertainment Group?

Ma Sean is the 2201 Interest of corporation controlled by you of Strawbear Entertainment Group. Other key executives at Strawbear Entertainment Group include 2307 Founder of a discretionary trust who can infl Liu Xiaofeng , 2305 Beneficiary of a trust Master Sagittarius Holding Limited , and 2301 Trustee Vistra Trust (hong Kong) Limited .

Strawbear Entertainment Group (HKSE:02125) Insider Trades Summary

Over the past 18 months, Ma Sean made no insider transaction in Strawbear Entertainment Group (HKSE:02125). Other recent insider transactions involving Strawbear Entertainment Group (HKSE:02125) include a net sale of 0 shares made by Liu Xiaofeng , a net sale of 0 shares made by Gorgeous Horizon Limited , and a net sale of 0 shares made by Vistra Trust (hong Kong) Limited .

In summary, during the past 3 months, insiders sold 0 shares of Strawbear Entertainment Group (HKSE:02125) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Strawbear Entertainment Group (HKSE:02125) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.

Strawbear Entertainment Group (HKSE:02125)'s detailed insider trading history can be found in Insider Trading Tracker table.

Strawbear Entertainment Group Insider Transactions

No Available Data

What does Vision Deal HK Acquisition Corp do?

Who are the key executives at Vision Deal HK Acquisition Corp?

Ma Sean is the 2201 Interest of corporation controlled by you of Vision Deal HK Acquisition Corp. Other key executives at Vision Deal HK Acquisition Corp include 2101 Beneficial owner Fabella Road Limited , 2201 Interest of corporation controlled by you Chan Kin , and 2201 Interest of corporation controlled by you Argyle Street Management Limited .

Vision Deal HK Acquisition Corp (HKSE:07827) Insider Trades Summary

Over the past 18 months, Ma Sean made no insider transaction in Vision Deal HK Acquisition Corp (HKSE:07827). Other recent insider transactions involving Vision Deal HK Acquisition Corp (HKSE:07827) include a net purchase of 8,140,000 shares made by Argyle Street Management Holdings Limited , a net purchase of 8,140,000 shares made by Chan Kin , and a net purchase of 8,140,000 shares made by Argyle Street Management Limited .

In summary, during the past 3 months, insiders sold 0 shares of Vision Deal HK Acquisition Corp (HKSE:07827) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Vision Deal HK Acquisition Corp (HKSE:07827) were sold and 32,560,000 shares were bought by its insiders, resulting in a net purchase of 32,560,000 shares.

Vision Deal HK Acquisition Corp (HKSE:07827)'s detailed insider trading history can be found in Insider Trading Tracker table.

Vision Deal HK Acquisition Corp Insider Transactions

No Available Data

Ma Sean Mailing Address

Above is the net worth, insider trading, and ownership report for Ma Sean. Currently GuruFocus does not have mailing address information for Ma Sean.

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