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Insider

Mark Frichtl

Chief Technology Officer

Mark Frichtl (Chief Technology Officer) filed 11 Form 4 reports in the trailing twelve months (0 purchases, 11 sales), most often in Ouster, Inc. (OUST). The largest single filing was $15.6M of OUST (384,426 sh across 9 lots, as filed), executed May 22.

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Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
11
0 buys · 11 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$31.0M
shares × price, as filed
Last traded
Sep 14
Filed Sep 16

Median ADV $179.8M across their filed names

Open performance
Volume by month
$22.6M$11.3M$0Oct 2024Apr 2025Oct 2025Apr 2026Sep 2025 · sells $721KDec 2025 · sells $391KMar 2026 · sells $1.2MApr 2026 · sells $5.5MMay 2026 · sells $22.6MJun 2026 · sells $715KSep 2026 · sells $638K
Buys $0 Sells $31.7M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Technology 11 filings

Sector per market data · by filing · past 12 months

Most traded names
OUST Ouster, Inc. OUST · 0 buys · 12 sells 12 filings
Recent filings
OUSTSALE Ouster, Inc. View filing → $838K
40,000 sh × $20.94
Exec Mar 25
Filed Mar 27 · 5:30 PM ET
OUSTSALE Ouster, Inc. View filing → $368K
15,689 sh × $23.43
Exec Mar 12
Filed Mar 16 · 5:30 PM ET
OUSTSALE Ouster, Inc. View filing → $391K
15,661 sh × $24.98
Exec Dec 12 2025
Filed Dec 16 2025 · 5:30 PM ET
OUSTSALE Ouster, Inc. View filing → $721K
25,329 sh × $28.46
Exec Sep 12 2025
Filed Sep 16 2025 · 5:30 PM ET