| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director | Chief Technology Officer
2 companies
Mark Porter last filed a Form 4 in December 2023, as Chief Technology Officer at MDB. The filings on record cover 2 companies. Mark Porter's net worth is not public. Form 4 filings only show shares in the companies where this person was an insider, as of the last filing.
Our model assigns Mark Porter a middling insider score of 60/100, based on 15 past trades. Over a 12-month horizon, 53.3% of those trades were profitable, with an average 12-month return of -6.1%.
At the last filing, the largest reported position was 35,056 shares of MDB. The MDB filings lean toward selling, a net 33,895 shares.
Mark Porter has 22 Form 4 filings on record from February 2020 to December 2023, across 2 companies: Director at Gitlab (GTLB), 2022–2023; Chief Technology Officer at MongoDB (MDB), 2020–2023.
The 63 reported transactions were 51 open-market sales and 12 stock awards.
Counted by filing, the open-market trades come to no purchases and 15 sales worth about $11.9M.
The largest open-market sale was 3,827 shares of MDB at an average $349.59 on January 4, 2021, about $1.3M.
All 5 sales since April 2023 were made under a Rule 10b5-1 trading plan, set up in advance.
Shares as reported in the last Form 4 for each company; the most recent is from December 2023. Values use today's prices. Any trades after the last filing were not reported, so current holdings may differ.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 18, 2023 | GTLB Gitlab Inc. | Director | Sell10b5-1 | 1,371 | $63.28 | $86,750.25 | -12.4% | -13.5% | -7.4% | |
| Jul 3, 2023 | MDB Mongodb, Inc. | Chief Technology Officer | Sell10b5-1 | 2,734 | $412.33 | $1,127,303.86 | -7.2% | -15.2% | -36.8% | |
| Jun 2, 2023 | MDB Mongodb, Inc. | Chief Technology Officer | Sell10b5-1 | 2,669 | $381.12 | $1,017,209.28 | -6.6% | +1.3% | -37.3% | |
| May 9, 2023 | MDB Mongodb, Inc. | Chief Technology Officer | Sell10b5-1 | 2,673 | $250.00 | $668,250.00 | -6.2% | +58.8% | +41.1% | |
| Apr 3, 2023 | MDB Mongodb, Inc. | Chief Technology Officer | Sell10b5-1 | 1,900 | $226.17 | $429,725.00 | -4.2% | +81.3% | +53.3% | |
| Jan 3, 2023 | MDB Mongodb, Inc. | Chief Technology Officer | Sell | 635 | $187.72 | $119,202.20 | -2.3% | +18.9% | +95.5% | |
| Oct 3, 2022 | MDB Mongodb, Inc. | Chief Technology Officer | Sell | 909 | $198.84 | $180,745.56 | -3.1% | -1.7% | +70.9% | |
| Aug 2, 2022 | MDB Mongodb, Inc. | Chief Technology Officer | Sell | 1,520 | $325.00 | $494,000.00 | -5.0% | -43.5% | +23.1% | |
| Jul 5, 2022 | MDB Mongodb, Inc. | Chief Technology Officer | Sell | 1,434 | $276.97 | $397,170.96 | -4.5% | -36.3% | +34.5% | |
| Apr 4, 2022 | MDB Mongodb, Inc. | Chief Technology Officer | Sell | 2,815 | $452.35 | $1,273,359.24 | -8.1% | -33.6% | -50.3% |