Price chart (1D to 10Y)
Licensed market data — shown to members, not published to the open web.
Super Investors
SEC Form 13F · quarter ended 30 Jun 2026| Fund / manager | Portfolio weight | Reported value |
|---|---|---|
| Winton Group · David Harding | 0.04% | $1.38M |
| Renaissance Technologies · Peter Brown | 0.01% | $11.32M |
| Two Sigma Investments · David Siegel, John Overdeck | 0.00% | $2.50M |
| AQR Capital Management · Cliff Asness | 0.00% | $3.50M |
| Citadel Advisors · Ken Griffin | 0.00% | $291.55K |
Congress
House & Senate disclosuresNo member of Congress has disclosed a BKTI position.
A snapshot of reported ownership. Congress reports value ranges; Super Investors report quarterly 13F positions. Dates differ and positions may have changed since filing.
Source: SEC filings. Information and analytics, not investment advice.