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Guthrie Michael

Chief Financial Officer

Officer
13 filings analyzed · 1 company · Latest 2025-06-09

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Companies

Company Buys Sells Direction
Roblox Corp RBLX 0 13 Net selling

Activity

June 2025
2025-06-09 Roblox Corp RBLX 10b5-1 Plan
medium
Sell
50,000 shares
$4,577,260
Significance 5/10

CFO Michael Guthrie sold 50,000 shares of RBLX at $91.55 on 2025-06-05 (total $4.6M), reducing holdings to 492.3K shares

Michael Guthrie, Chief Financial Officer of Roblox Corp, sold 50,000 shares at $91.55, representing a 9.2% reduction of his pre-transaction holdings. The sale occurred during a period of strong momentum—the stock has risen 30.0% over the past 30 days and 70.6% over the past 90 days, and is currently trading at $93.42, just 2.5% below its 52-week high of $95.80. While Roblox has demonstrated impressive revenue growth of 28.7% year-over-year and a substantial market cap of $63.3B, the company remains unprofitable with a net income of $-215.1M against quarterly revenue of $1.0B. Guthrie's cross-ticker track record shows a 0.00% well-timed sell rate (20 prior sales), with an average 90-day post-sale return of 30.1%, indicating his prior sales have not preceded stock declines. At the same ticker, his most recent measurable sale on 2025-04-03 saw a 30-day return of 26.4%, also not capturing downstream downside.

May 2025
2025-05-14 Roblox Corp RBLX 10b5-1 Plan
low
Sell
50,000 shares
$3,588,622
Significance 4/10

Then-CFO Guthrie Michael sold 50,000 shares at avg $71.77 under pre-arranged 10b5-1 plan

Guthrie Michael, who was CFO at the time, executed 2 separate sales totaling 50,000 shares for $3,588,622.39 on 2025-05-12 as part of a 10b5-1 trading plan adopted on 2024-11-12. The sales reduced his holdings from 566,434 shares to 516,434 shares, a -8.8% reduction. Because this transaction is scheduled under a pre-arranged plan, it does not reflect discretionary trading decisions made in response to current market conditions or company fundamentals. The sale occurred while Michael no longer holds the CFO title, which may reflect prior portfolio planning rather than current strategic positioning.

April 2025
2025-04-07 Roblox Corp RBLX 10b5-1 Plan
low
Sell
50,000 shares
$2,939,632
Significance 3/10

Guthrie Michael, former CFO, sells 50,000 RBLX shares for $2.9M under pre-arranged 10b5-1 plan (2024-11-12)

Guthrie Michael, who was CFO at the time, executed two separate sales totaling 50,000 shares for $2,939,631.96 at an average price of $58.79 on April 3, 2025, pursuant to a pre-arranged 10b5-1 trading plan adopted on 2024-11-12. The sale reduced his holdings from 566,434 shares to 516,434 shares, a -8.8% reduction. Because this transaction is scheduled under a 10b5-1 plan rather than discretionary, it reflects a predetermined execution rather than a tactical response to current market conditions. The magnitude—50,000 shares—represents a material reduction in his stake, though his post-transaction position of 516,434 shares remains substantial.

March 2025
2025-03-06 Roblox Corp RBLX 10b5-1 Plan
low
Sell
50,000 shares
$3,006,854
Significance 4/10

Former CFO Guthrie Michael sells 50,000 RBLX shares for $3.0M under pre-arranged 10b5-1 plan

Guthrie Michael, who was CFO at the time of filing, executed 2 separate sales totaling 50,000 shares for $3,006,854.06 on 2025-03-04, reducing holdings by 11.2% to 395,465 shares post-transaction. This sale was conducted under a 10b5-1 trading plan adopted on 2024-11-12, making it a scheduled transaction rather than a discretionary decision. The blended average price of $60.14 reflects execution at market prices across the two transactions on the same day. Since the transaction is governed by a pre-arranged plan, it does not reflect timing judgment by the executive and should be evaluated as part of an established divestment schedule rather than a response to current valuation or business conditions.

February 2025
2025-02-26 Roblox Corp RBLX 10b5-1 Plan
medium
Sell
50,000 shares
$3,057,039
Significance 6/10

Roblox CFO Guthrie Michael sold 50,000 shares at blended avg $61.14 on 2025-02-24 for $3,057,039.41

Guthrie Michael, Chief Financial Officer, executed 2 separate sales on 2025-02-24 totaling 50,000 shares (50.0K shares) at prices between $61.13 and $61.78, reducing his holdings by 11.2%. This sale occurred at prices significantly above the current price of $59.78 and well above the 52-week low of $30.42, but 20.8% below the 52-week high of $75.47. At the same-ticker level, Michael has executed 5 prior sales at RBLX, including 3 sales in early December 2024 that showed 30-day returns of +7.5%, +9.1%, and +12.7% respectively, indicating the stock rose after those prior sales. The company reported net income of $-239,324,000.00 on revenue of $918,953,000.00 in its latest quarter and remains unprofitable on a full-year basis, despite annual revenue growth of +28.7%. The cluster of three recent sales (February 20, February 11, and the current February 24 transaction) suggests elevated selling activity at elevated valuations, warranting observation of whether this reflects capital needs or confidence adjustments given the company's persistent unprofitability.

December 2024
2024-12-09 Roblox Corp RBLX 10b5-1 Plan
low
Sell
100,000 shares
$5,591,778
Significance 4/10

Guthrie Michael sells 100,000 RBLX shares for $5,591,778.46 under 10b5-1 plan

Guthrie Michael, who was CFO at the time, executed two separate sales totaling 100,000 shares for $5,591,778.46 on 2024-12-05 at prices of $55.44 and $56.26 per share. This sale reduced his holdings from 431,187 shares to 331,187 shares, a 23.2% reduction in his position. The transaction was executed under a pre-arranged 10b5-1 trading plan adopted on 2023-11-18, meaning the sales were scheduled and not discretionary. Given the plan's date of adoption predates the current market environment by over a year, this execution reflects a predetermined schedule rather than a response to current circumstances.

2024-12-04 Roblox Corp RBLX 10b5-1 Plan
medium
Sell
40,000 shares
$2,054,400
Significance 5/10

CFO Michael Guthrie sold 40,000 RBLX shares at $51.36 on 2024-12-02; current price $54.54.

Michael Guthrie, CFO of Roblox, sold 40,000 shares (10.8% of his pre-transaction holdings) at $51.36 on 2024-12-02, reducing his position from 371,187 to 331,187 shares. The sale occurred near the 52-week high of $54.56 (just 0.0% below), and the stock has risen 9.1% in the prior 30 days and 24.8% over 90 days. This sale follows a pattern of recent insider activity at RBLX: Guthrie executed three prior sales in November 2024 (outcomes not yet measurable) and prior sales on 2024-10-07 and 2024-09-12. Across his cross-ticker history, Guthrie's 20 prior sells have averaged +6.4% 30-day returns and +12.0% 90-day returns, with a 21.43% well-timed rate—meaning most of his prior sales have been followed by stock appreciation rather than declines. The company remains unprofitable (net income of $-239.3M against quarterly revenue of $919.0M) despite strong 25.8% annual revenue growth, and the current market cap stands at $35.8B.

November 2024
2024-11-19 Roblox Corp RBLX 10b5-1 Plan
low
Sell
40,000 shares
$2,082,780
Significance 4/10

CFO Guthrie Michael sold 40,000 RBLX shares at $52.07; post-sale holdings 352.8K shares (-10.2%).

Guthrie Michael, Chief Financial Officer of Roblox Corp, sold 40,000 shares for $2,082,780.00 on 2024-11-15, reducing his holdings from 392.8K to 352.8K shares. The sale occurred near the 52-week high ($54.56), with the stock at $52.07 and currently trading at $52.24, only -4.2% from peak. At RBLX specifically, his prior five trades show mixed timing: one 90-day measurable outcome (2024-08-20 sell: +26.5%) represents poor timing (stock rose after the sale), while four recent sells remain unmeasurable in the 90-day window. Across his cross-ticker history, his 18 prior sells averaged +8.0% over 90 days with only a 28.57% well-timed rate, indicating generally poor timing on exits. The company remains unprofitable with full-year negative net income of $-239.3M, though it posted strong 25.8% annual revenue growth and carries a $34.3B market cap.

October 2024
2024-10-09 Roblox Corp RBLX 10b5-1 Plan
medium
Sell
30,000 shares
$1,244,907
Significance 5/10

CFO Michael Guthrie sold 30,000 RBLX shares at $41.50; retains 352.8K shares in unprofitable company growing 25.8% annually.

Guthrie sold 30,000 shares (30.0K shares) for $1,244,907.00, reducing his position by 7.8% to 352,844 shares. The sale price of $41.50 sits 12.4% below the 52-week high of $47.64 and current price of $41.74, placing the transaction in the latter part of recent trading range. Roblox remains unprofitable with a $-205,883,000.00 net loss in the latest quarter despite 25.8% annual revenue growth; the company trades at $27.0B market cap. Guthrie's cross-ticker track record shows a 36.36% well-timed rate on 17 prior sells with average 90-day return of +1.9% post-sale (indicating the stock generally rose after his sales, not fell), while his 5 prior RBLX trades show no completed 90-day measurement windows to assess sale timing at this specific ticker. The repetitive selling pattern at RBLX (5 prior trades including 2 sales on 2024-08-20 and 3 within the last month) suggests regular position management rather than a single discrete signal.

September 2024
2024-09-13 Roblox Corp RBLX 10b5-1 Plan
medium
Sell
70,000 shares
$3,167,999
Significance 5/10

CFO Guthrie Michael sold 70,000 RBLX shares for $3,167,998.74 at blended avg $45.26 in two tranches on 2024-09-11 and 2024-09-12

Michael Guthrie, CFO of Roblox Corp, executed two separate sales totaling 70,000 shares for $3,167,998.74 at an average price of $45.26 across 2024-09-11 and 2024-09-12. The sale reduced his post-transaction holdings to 352,844 shares, representing a 16.6% reduction from his prior 422,844 share position. His cross-ticker track record shows a 40.00% well-timed sell rate across 15 prior open-market sales, with an average 90-day return of 0.9%, though his same-ticker history at RBLX shows limited measurable 90-day outcomes (0 of prior comparable sales were well-timed at the 90-day mark). The company is unprofitable on a full-year basis with net income of $-205,883,000.00 despite quarterly revenue of $893,543,000.00 and strong 25.8% annual growth, creating tension between growth momentum and near-term profitability headwinds.

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