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BIRK · Birkenstock Holding Plc
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BIRK Birkenstock (BIRK) Insider Trading, Ownership & Congress Trades

Consumer Goods · Footwear, (no rubber) · CIK 0001977102
Quote by TradingView
SEC filings
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
125
13F, latest reported quarter

What the filings say about BIRK

Insiders, 180 days
-$1.1B net sold
2 sellers · 0% of sales under a 10b5-1 plan

Birkenstock insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, Birkenstock Holding plc insiders sold a net $1.1B of stock across 3 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-27.

Foreign private issuer: most of its insiders are exempt from SEC Form 4, but some still file it; those filings are listed below, and the record may be incomplete.

Insider
Filed
Shares
Value
Since filing
Chu James Michael
Director
SELL
2026-08-17 SEC
28,146,226
$1.1B
-12.4%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 39.5% of the 71,270,287 shares held after it.
  • No other insider sold within 30 days.
  • 125 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Chu James Michael sold about $1.1B of BIRK on Aug 17, 2026, the largest insider sale at the company on our record; 125 funds added in the latest 13F quarter.
Bouyakhf Mehdi Nico
President EMEA
SELL
2026-06-09 SECtraded 2026-06-08
30,000
$1.3M
-25.8%
Context
  • 1 earlier Form 4 trade (code P or S) here by this insider (1 sale), the last on Jun 5, 2026.
  • The trade is 96.3% of the 31,153 shares held after it.
  • No other insider sold within 30 days.
  • 125 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President EMEA Bouyakhf Mehdi Nico sold about $1.3M of BIRK on Jun 8, 2026; 125 funds added in the latest 13F quarter.
Bouyakhf Mehdi Nico
President EMEA
SELL
2026-06-09 SECtraded 2026-06-05
60,000
$2.5M
-25.8%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 98.1% of the 61,153 shares held after it.
  • No other insider sold within 30 days.
  • 125 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President EMEA Bouyakhf Mehdi Nico sold about $2.5M of BIRK on Jun 5, 2026, the largest insider sale at the company on our record; 125 funds added in the latest 13F quarter.
3 transactions on record · a thin record, read with care
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
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Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$1.1B over 180 days
-$1.1B over 90 days
the lowest in Consumer Goods
Congress
no House purchase disclosed in the last 12 months
Funds
125 funds bought in last quarter
more than 55% of Consumer Goods
Revenue
no revenue reported in any filing
Margin
no margin: no revenue reported
Buybacks
no share repurchases reported
Short interest
8.4% of the float short (float per yahoo 2026-10-26) · 2.9 days to cover · settled 2026-09-30
more than 59% of Consumer Goods
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch BIRK

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
-24.1%12M
-30%-15%-1%+14%2025-102025-122026-022026-042026-062026-082026-10 2026-08-17 · Chu James Michael sold $1.1B2026-06-05 · Bouyakhf Mehdi Nico sold $2.5M2026-06-08 · Bouyakhf Mehdi Nico sold $1.3M2026-01-26 · CB Beteiligungs GmbH & Co. KG filed a 5%+ stake (7.6%)2026-01-26 · CB Verwaltungs GmbH filed a 5%+ stake (7.6%)2026-01-26 · CB Christian Birkenstock Stiftung filed a 5%+ stake (7.6%)
Insider sell13D/G stake
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns BIRK: institutional holders (13F)

13F holdings, latest reported quarter
Catterton Management Company, L.L.C.
99,416,513 sh
$4.3B
BAMCO INC /NY/
14,739,609 sh
$634.2M
DIMENSIONAL FUND ADVISORS LP
4,647,810 sh
$200.0M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
4,129,412 sh
$177.7M
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
2,865,895 sh
$123.3M

Congress trades in BIRK

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

13D: intends to influence · 13G: passive
CB Beteiligungs GmbH & Co. KG
Activist 13D · 2026-01-26
7.6%
CB Verwaltungs GmbH
Activist 13D · 2026-01-26
7.6%
CB Christian Birkenstock Stiftung
Activist 13D · 2026-01-26
7.6%

BIRK planned insider sales (Form 144)

No planned-sale notices
No insider has filed to sell. Watch this after a run-up.

BIRK mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Dunham Small Cap Growth Fund
$885.9K position · as of 2026-07-31
1.1%
Small Cap Value Fund
$31.2M position · as of 2026-06-30
1.0%
PL Growth and Income ETF
$476.2K position · as of 2026-06-30
0.9%
Nuveen Small/Mid Cap Value Fund
$1.2M position · as of 2026-06-30
0.9%
LISANTI SMALL CAP GROWTH FUND
$162.0K position · as of 2026-06-30
0.9%
Empower T. Rowe Price Mid Cap Growth Fund
$16.1M position · as of 2026-06-30
0.8%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
The complete filing record, in one place.
The record shows a net $1.1B sold by insiders over 180 days, 125 funds added last quarter. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector by SEC SIC code
ELFFNKOPTONPGVTSIECLATERELMHKCHDCALLEVI

BIRK financials

Ratios from the company's XBRL filings, latest filings
Revenue, TTM
n/a
fewer than four consecutive quarters of revenue filed
Net margin, TTM
n/a
needs four consecutive quarters of both revenue and net income
Free cash flow, TTM
n/a
fewer than four consecutive quarters of operating cash flow
Debt to equity
n/a
no debt line filed
Cash flow to debt
n/a
no debt line filed
Return on equity
n/a
no equity line filed
Return on assets
+7.6%
TTM net income over average of 2024-12-31 and 2025-12-31
Return on invested capital
n/a
fewer than four consecutive quarters of operating income
Return on capital employed
n/a
fewer than four consecutive quarters of operating income
P/E, trailing
n/a
fewer than four consecutive quarters of diluted EPS
Enterprise value
n/a
no debt line filed
FCF yield
n/a
fewer than four consecutive quarters of operating cash flow
PEG, trailing
n/a
fewer than four consecutive quarters of diluted EPS
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-092024-092023-092022-09
Gross profit$1.2B$1.1B$925.8M$749.8M
Net income$348.3M$191.6M$75.0M$187.1M
SEC XBRL, fiscal years, as known on 2026-10-27

BIRK Stock Sonar score 3/7 axes

Find similar shapesCompare

BIRK ranks highest on institutional and government (55th percentile) and risk and compliance (29th), and lowest on insider conviction (1st), among Consumer Goods peers.

Insider conviction
0
Inputs
  • Net Form 4 buying (codes P and S), 180d-$1.1B · 0 pct, sector of 80
  • Insider buyers, 180d0 · 0 pct, sector of 80
Institutional and government
55
Inputs
  • Funds adding, latest quarter125 · 55 pct, sector of 123
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
29
Inputs
  • Short interest, % of float+8.4% · 29 pct, sector of 157
  • Recalls per $1B revenue, 3yrevenue under $50M or not filed, so a count cannot be scaled to size
  • EPA cases per $1B revenue, 5yrevenue under $50M or not filed, so a count cannot be scaled to size
  • New text in Risk Factors, latest 10-Kneeds two 10-Ks with a Risk Factors section (not 20-F filers or stubs)
4 not measured: Profitability, Financial health, Growth, US patents
  • Profitability needs 2 of 4 inputs, 1 present: fewer than four consecutive quarters of operating income; no equity line filed
  • Financial health needs 1 of 2 inputs, 0 present: no debt line filed
  • Growth needs 1 of 2 inputs, 0 present: no backlog line filed, or no year-earlier backlog; no revenue for this year and the year before
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

3 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

BIRK filings, in plain words

Are Birkenstock insiders buying or selling BIRK?

In the 180 days to 2026-10-27, Birkenstock insiders were net sellers, a net $1.1B across purchases and sales reported on Form 4, by 2 sellers.

Read the full summary

In the 180 days to 2026-10-27, Birkenstock insiders were net sellers of BIRK, a net $1.1B across purchases and sales reported on Form 4 by 2 sellers. None of the 3 insider sales was flagged as made under a Rule 10b5-1 plan. The latest 5% ownership filing is a 13D by CB Beteiligungs GmbH & Co. KG, filed 2026-01-26, for 7.6% of the class. Each figure is counted from SEC and House filings as of 2026-10-27, dated the day the filing was made public.

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