| 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 |
|---|---|---|---|---|---|---|---|---|---|
Chief Technology Officer | See Remarks
1 company
Thomas Kershaw last filed a Form 4 in May 2021, as Chief Technology Officer at MGNI. Thomas Kershaw'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 Thomas Kershaw a strong insider score of 70/100, based on 3 past trades. Over a 12-month horizon, all 3 of those trades were profitable, with an average 12-month return of +64.3%.
At the last filing, the largest reported position was 473,763 shares of MGNI. The MGNI filings lean toward selling, a net 444,444 shares.
Thomas Kershaw has 25 Form 4 filings on record from November 2016 to May 2021, all as Chief Technology Officer at Magnite (MGNI), 2016–2021.
The 44 reported transactions were 19 open-market sales, 8 stock awards, 7 tax withholdings and 6 option or other derivative awards, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 11 sales worth about $9.9M.
The largest open-market sale was 100,000 shares of MGNI at an average $40.46 on April 6, 2021, about $4.0M. Twelve months later MGNI was down 68%.
Shares as reported in the last Form 4 for each company; the most recent is from May 2021. 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| May 17, 2021 | MGNI Magnite, Inc. | Chief Technology Officer | Sell | 41,213 | $25.98 | $1,070,713.74 | -8.0% | +9.2% | -59.0% | |
| Apr 6, 2021 | MGNI Magnite, Inc. | Chief Technology Officer | Sell | 100,000 | $40.46 | $4,045,577.92 | -16.3% | -14.6% | -68.1% | |
| Feb 16, 2021 | MGNI Magnite, Inc. | Chief Technology Officer | Sale+OE | 50,000 | $59.20 | $2,960,000.00 | -7.9% | - | - | |
| Nov 16, 2020 | MGNI Magnite, Inc. | Chief Technology Officer | Sell | 30,393 | $11.06 | $336,146.58 | -5.0% | - | - | |
| Aug 17, 2020 | MGNI Magnite, Inc. | Chief Technology Officer | Sale+OE | 30,000 | $7.48 | $224,400.00 | -4.7% | - | - | |
| Jun 3, 2020 | MGNI Magnite, Inc. | Chief Technology Officer | Sale+OE | 51,000 | $7.50 | $382,500.00 | -7.7% | - | - | |
| May 20, 2020 | MGNI Magnite, Inc. | Chief Technology Officer | Sell | 49,915 | $5.26 | $262,404.45 | -7.5% | - | - | |
| Nov 18, 2019 | MGNI Magnite, Inc. | Chief Technology Officer | Sell | 20,140 | $7.57 | $152,459.80 | -3.5% | - | - | |
| Jun 12, 2019 | MGNI Magnite, Inc. | Chief Technology Officer | Sell | 19,000 | $5.60 | $106,400.00 | -3.2% | - | - | |
| May 16, 2019 | MGNI Magnite, Inc. | Chief Technology Officer | Sell | 29,311 | $6.19 | $181,435.09 | -4.6% | - | - |