Atlas Venture Fund X, L.p. - Net Worth and Insider Trading

Atlas Venture Fund X, L.p. Net Worth

The estimated net worth of Atlas Venture Fund X, L.p. is at least $284 Million dollars as of 2024-05-22. Atlas Venture Fund X, L.p. is the 10% Owner of Kymera Therapeutics Inc and owns about 5,504,905 shares of Kymera Therapeutics Inc (KYMR) stock worth over $197 Million. Atlas Venture Fund X, L.p. is the 10% Owner of Disc Medicine Inc and owns about 2,304,172 shares of Disc Medicine Inc (IRON) stock worth over $77 Million. Atlas Venture Fund X, L.p. is also the 10% Owner of Avrobio Inc and owns about 5,567,289 shares of Avrobio Inc (AVRO) stock worth over $8 Million. Besides these, Atlas Venture Fund X, L.p. also holds Magenta Therapeutics Inc (MGTA) . Details can be seen in Atlas Venture Fund X, L.p.'s Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that Atlas Venture Fund X, L.p. has not made any transactions after 2024-03-13 and currently still holds the listed stock(s).

Transaction Summary of Atlas Venture Fund X, L.p.

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Atlas Venture Fund X, L.p. Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Atlas Venture Fund X, L.p. owns 7 companies in total, including Replimune Group Inc (REPL) , Kymera Therapeutics Inc (KYMR) , and Generation Bio Co (GBIO) among others .

Click here to see the complete history of Atlas Venture Fund X, L.p.’s form 4 insider trades.

Insider Ownership Summary of Atlas Venture Fund X, L.p.

Ticker Comapny Transaction Date Type of Owner
REPL Replimune Group Inc 2018-07-19 10 percent owner
KYMR Kymera Therapeutics Inc 2024-03-13 10 percent owner
GBIO Generation Bio Co 2020-06-11 10 percent owner
2019-07-19 10 percent owner
2019-03-20 10 percent owner
2024-01-23 10 percent owner
2021-03-25 10 percent owner

Atlas Venture Fund X, L.p. Latest Holdings Summary

Atlas Venture Fund X, L.p. currently owns a total of 4 stocks. Among these stocks, Atlas Venture Fund X, L.p. owns 5,504,905 shares of Kymera Therapeutics Inc (KYMR) as of March 13, 2024, with a value of $197 Million and a weighting of 69.25%. Atlas Venture Fund X, L.p. owns 2,304,172 shares of Disc Medicine Inc (IRON) as of January 23, 2024, with a value of $77 Million and a weighting of 27.08%. Atlas Venture Fund X, L.p. also owns 5,567,289 shares of Avrobio Inc (AVRO) as of July 19, 2019, with a value of $8 Million and a weighting of 2.66%. The other 1 stocks Magenta Therapeutics Inc (MGTA) have a combined weighting of 1.01% among all his current holdings.

Latest Holdings of Atlas Venture Fund X, L.p.

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
KYMR Kymera Therapeutics Inc 2024-03-13 5,504,905 35.77 196,910,452
IRON Disc Medicine Inc 2024-01-23 2,304,172 33.42 77,005,428
AVRO Avrobio Inc 2019-07-19 5,567,289 1.36 7,571,513
MGTA Magenta Therapeutics Inc 2019-03-20 4,117,125 0.70 2,880,341

Holding Weightings of Atlas Venture Fund X, L.p.


Atlas Venture Fund X, L.p. Form 4 Trading Tracker

According to the SEC Form 4 filings, Atlas Venture Fund X, L.p. has made a total of 5 transactions in Kymera Therapeutics Inc (KYMR) over the past 5 years, including 0 buys and 5 sells. The most-recent trade in Kymera Therapeutics Inc is the sale of 353,357 shares on March 13, 2024, which brought Atlas Venture Fund X, L.p. around $15 Million.

According to the SEC Form 4 filings, Atlas Venture Fund X, L.p. has made a total of 5 transactions in Disc Medicine Inc (IRON) over the past 5 years, including 0 buys and 5 sells. The most-recent trade in Disc Medicine Inc is the sale of 150,000 shares on January 23, 2024, which brought Atlas Venture Fund X, L.p. around $10 Million.

According to the SEC Form 4 filings, Atlas Venture Fund X, L.p. has made a total of 1 transactions in Avrobio Inc (AVRO) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in Avrobio Inc is the acquisition of 810,811 shares on July 19, 2019, which cost Atlas Venture Fund X, L.p. around $15 Million.

More details on Atlas Venture Fund X, L.p.'s insider transactions can be found in the Insider Trading History of Atlas Venture Fund X, L.p. table.

Insider Trading History of Atlas Venture Fund X, L.p.

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
  • 1
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.

Atlas Venture Fund X, L.p. Trading Performance

GuruFocus tracks the stock performance after each of Atlas Venture Fund X, L.p.'s buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Atlas Venture Fund X, L.p. is -37.24%. GuruFocus also compares Atlas Venture Fund X, L.p.'s trading performance to market benchmark return within the same time period. The performance of stocks bought by Atlas Venture Fund X, L.p. 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 Atlas Venture Fund X, L.p.'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 Atlas Venture Fund X, L.p.

Average Return

Average return per transaction

Outperforming Transactions

0 out of 1 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(%) -11.87
Relative Return to S&P 500(%) -10.09

Atlas Venture Fund X, L.p. Ownership Network

Ownership Network List of Atlas Venture Fund X, L.p.

No Data

Ownership Network Relation of Atlas Venture Fund X, L.p.


Atlas Venture Fund X, L.p. Owned Company Details

What does Replimune Group Inc do?

Who are the key executives at Replimune Group Inc?

Atlas Venture Fund X, L.p. is the 10 percent owner of Replimune Group Inc. Other key executives at Replimune Group Inc include Chief Commercial Officer Christopher Sarchi , Chief Accounting Officer Andrew Schwendenman , and Chief Medical Officer Konstantinos Xynos .

Replimune Group Inc (REPL) Insider Trades Summary

Over the past 18 months, Atlas Venture Fund X, L.p. made no insider transaction in Replimune Group Inc (REPL). Other recent insider transactions involving Replimune Group Inc (REPL) include a net sale of 66,624 shares made by Pamela Esposito , a net sale of 41,467 shares made by Sushil Patel , and a net sale of 14,451 shares made by Konstantinos Xynos .

In summary, during the past 3 months, insiders sold 98,084 shares of Replimune Group Inc (REPL) in total and bought 0 shares, with a net sale of 98,084 shares. During the past 18 months, 272,276 shares of Replimune Group Inc (REPL) were sold and 0 shares were bought by its insiders, resulting in a net sale of 272,276 shares.

Replimune Group Inc (REPL)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Replimune Group Inc Insider Transactions

No Available Data

Atlas Venture Fund X, L.p. Mailing Address

Above is the net worth, insider trading, and ownership report for Atlas Venture Fund X, L.p.. You might contact Atlas Venture Fund X, L.p. via mailing address: 400 Technology Square, 10th Floor, Cambridge Ma 02139.

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