Insider · CIK 0001544498
James Michael Chu
Files at BIRK (Birkenstock Holding plc). First filing Aug 17, 2026, latest Aug 17, 2026.
In brief
James Michael Chu files SEC Form 4 as director at BIRK (Birkenstock Holding plc). Since Aug 17, 2026, James Michael Chu has reported 0 open-market buys worth $0 and 1 open-market sell worth $1.1B, the latest filed on Aug 17, 2026.
A track record needs three past buys with six months of prices behind them; James Michael Chu has 0, so none is measured yet.
The newest scored trade: sold $1.1B of BIRK on Aug 17, 2026, filed Aug 17, 2026, scored 50 (moderate). In the last 12 months: 0 buys worth $0 and 1 sell worth $1.1B.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
BIRK: Birkenstock Holding plc
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 50Moderate | BIRKsell Birkenstock Holding plc | $1.1B 28,146,226 shares | -28% | - |
Transactions
Every row this insider has filed, 1 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Aug 17, 2026 | BIRK Birkenstock Holding plc | SOpen-market sale Ordinary shares, no par valueindirect: By BK LC Lux MidCo S.a r.l. | -28,146,226 | $39.18 | $1.1B | 71,270,287 | Aug 17, 2026 |
Questions about James Michael Chu
Answered from the filings on this page, as of the latest one.
Is James Michael Chu buying or selling?
In the last 12 months James Michael Chu reported 0 open-market buys worth $0 and 1 open-market sell worth $1.1B on SEC Form 4; the latest was sold $1.1B of BIRK on Aug 17, 2026. Grants, option exercises and tax withholding are not counted.
How did James Michael Chu's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and James Michael Chu has 0.
Where does James Michael Chu file Form 4?
James Michael Chu has filed Form 4 at BIRK (Birkenstock Holding plc). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.