Chu James Michael

SEC Form 4 insider
Birkenstock Holding plc ($BIRK)
1 thesis · first seen Aug 17, 2026
WindowThesesResolvedWinsWin rateAvg returnMedian return
1d111100%-1.7%-1.7%
3d111100%-8.7%-8.7%
1w111100%-6.8%-6.8%
1m000
3m000
6m000
1y000

Past performance does not predict future results. Informational only, not investment advice.

Thesis history

$BIRKSEC Form 4bearish
Chu James Michael · Birkenstock Holding plc · 22d agono track record yet
Sold 28,146,226 @ $39.18 avg · $1,102,769,135 · 2026-08-17

Form 4: Chu James Michael sold BIRK

Chu James Michael (Director at Birkenstock Holding plc) reported an open-market sale of 28,146,226 shares of BIRK at an average $39.18, roughly $1,102,769,135, in a Form 4 filed 2026-08-17.

At post $37.86Now $32.62-13.8% since postedas of Sep 8, 4:30 PM ET
1d-1.7%
3d-8.7%
1w-6.8%
1m
3m
6m
1y
View filing on SEC.gov →

End of results.