John Dennis Mcmahon

Current Holdings

Director
Security Holdings
Class A Common Stock 478,639 shares
Director
Security Holdings
Class A Common Stock 34,163 shares

Cumulative Trading

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This page tracks insider trading for John Dennis Mcmahon, which means you can track and be informed when insider trading (i.e., insider trades) occurs. Trading stock is common amongst insiders, and the SEC requires stock trades (such as when individuals buy stock, sell stock, receive stock compensation, etc.) from insiders to be made publicly available. Some people follow the insider market to help them when investing in the stock market (e.g., when deciding whether to buy stocks). On this page, you will see stock trading that John Dennis Mcmahon has engaged in since 2021. As shown above, John Dennis Mcmahon has completed -$142,273,031 in total transactions, which were made available through the SEC Form 4, a regulatory filing that makes stock exchange data like this public knowledge.

Found 29 filings

Positive values indicate buys, negative values indicate sales.

Ticker Date Net Cash Net Shares Bought Cash Bought Shares Sold Cash Sold Shares
MDB 2024-6-24 -$2,280,000 -9,871 $0 129 -$2,280,000 -10,000 SEC Filing
MDB 2023-6-27 $0 707 $0 707 $0 0 SEC Filing
SNOW 2023-5-31 -$36,980,666 200,000 $566,100 430,000 -$37,546,766 -230,000 SEC Filing
SNOW 2023-5-8 -$160,270 -1,000 $0 0 -$160,270 -1,000 SEC Filing
SNOW 2023-5-3 -$1,440,000 0 $700 10,000 -$1,440,700 -10,000 SEC Filing
SNOW 2023-4-6 -$144,590 -1,000 $0 0 -$144,590 -1,000 SEC Filing
SNOW 2023-4-3 -$1,527,200 0 $700 10,000 -$1,527,900 -10,000 SEC Filing
SNOW 2023-3-3 -$1,542,121 99,243 $7,721 110,296 -$1,549,842 -11,053 SEC Filing
SNOW 2022-7-7 -$190,259 993 $0 2,217 -$190,259 -1,224 SEC Filing
MDB 2022-6-28 $0 931 $0 931 $0 0 SEC Filing
SNOW 2022-1-31 $0 -61,386 $0 0 $0 -61,386 SEC Filing
SNOW 2021-11-5 -$14,704,467 0 $2,876 41,090 -$14,707,344 -41,090 SEC Filing
SNOW 2021-10-5 -$11,972,396 0 $2,876 41,090 -$11,975,272 -41,090 SEC Filing
SNOW 2021-9-7 -$12,693,934 0 $2,876 41,090 -$12,696,810 -41,090 SEC Filing
MDB 2021-9-3 -$456,120 0 $7,160 1,000 -$463,280 -1,000 SEC Filing
SNOW 2021-8-26 -$6,097,577 0 $1,423 20,330 -$6,099,000 -20,330 SEC Filing
MDB 2021-8-23 -$1,470,850 0 $28,640 4,000 -$1,499,490 -4,000 SEC Filing
SNOW 2021-8-5 -$10,058,218 0 $2,592 37,024 -$10,060,809 -37,024 SEC Filing
SNOW 2021-8-3 -$10,179,008 0 $2,592 37,024 -$10,181,600 -37,024 SEC Filing
MDB 2021-7-22 -$1,041,700 0 $21,480 3,000 -$1,063,180 -3,000 SEC Filing
SNOW 2021-7-8 -$2,313,445 1,224 $648 10,480 -$2,314,093 -9,256 SEC Filing
SNOW 2021-7-6 -$4,349,950 0 $1,296 18,512 -$4,351,246 -18,512 SEC Filing
MDB 2021-6-29 $32,840 735 $32,840 735 $0 0 SEC Filing
MDB 2021-6-22 -$1,493,560 0 $28,640 4,000 -$1,522,200 -4,000 SEC Filing
MDB 2021-6-16 -$352,840 0 $7,160 1,000 -$360,000 -1,000 SEC Filing
MDB 2021-6-9 -$322,840 0 $7,160 1,000 -$330,000 -1,000 SEC Filing
SNOW 2021-6-7 -$11,468,924 0 $3,240 46,280 -$11,472,164 -46,280 SEC Filing
MDB 2021-6-4 -$292,840 0 $7,160 1,000 -$300,000 -1,000 SEC Filing
SNOW 2021-5-28 -$8,772,096 0 $2,592 37,024 -$8,774,688 -37,024 SEC Filing

The data shown here is based on historical filings with the SEC, and may contain slight inaccuracies.

This data excludes derivative holdings and transactions.

Additional data regarding trading activity for John Dennis Mcmahon before the earliest date displayed on this page may exist, but is not shown here.