Qube Research & Technologies (QRT)
BRK.A icon

Qube Research & Technologies (QRT)’s Berkshire Hathaway Class A BRK.A Stock Holding History

Qube Research & Technologies (QRT)’s Portfolio BRK.A Stock Details BRK.A Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2023
Q3 		– Sell
-45,000
Closed -$15.3M – 4099
2023
Q2 		$15.3M Buy
+45,000
New +$22.4B 0.06% 407

Other funds holding BRK.A

Mirae Asset Global Investments
Mirae Asset Global Investments Seoul, South Korea $67.7B AUM 51.91% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
First Manhattan
First Manhattan New York $36.1B AUM 11.5% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
HighTower Advisors
HighTower Advisors Chicago, Illinois $94.2B AUM 21.24% 1-Year Est. Return
GRQ
Gardner Russo & Quinn Lancaster, Pennsylvania $8.5B AUM 9.79% 1-Year Est. Return
EHC
Everett Harris & Co Los Angeles, California $7.77B AUM 9.43% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
HTI
Hikari Tsushin Inc Tokyo, Japan $1.45B AUM 3.37% 1-Year Est. Return
MG
Markel Group Glen Allen, Virginia $11.9B AUM 10.84% 1-Year Est. Return

Qube Research & Technologies (QRT)'s BRK.A Position: Q1 2026 in Review

Qube Research & Technologies (QRT) increased its Berkshire Hathaway Class A (BRK.A) stake by 34% in Q1 2026, buying an estimated $16.9M and bringing the position to 91 shares worth $65.4M. The position accounts for 0.07% of the portfolio, ranked #330.

Qube Research & Technologies (QRT) first reported a position in BRK.A in Q3 2020 and has held it in 15 quarters since. 1,422 funds tracked by Wall St. Rank hold BRK.A as of Q1 2026.

  • Qube Research & Technologies (QRT) held 91 shares of Berkshire Hathaway Class A worth $65.4M as of Q1 2026.
  • Qube Research & Technologies (QRT) bought 23 Berkshire Hathaway Class A shares in Q1 2026, an estimated $16.9M.
  • Berkshire Hathaway Class A made up 0.07% of Qube Research & Technologies (QRT)'s portfolio in Q1 2026, its #330 holding.
  • Qube Research & Technologies (QRT) first reported a position in Berkshire Hathaway Class A in Q3 2020 and has held it in 15 quarters since.
  • 1,422 funds tracked by Wall St. Rank held Berkshire Hathaway Class A as of Q1 2026.

Based on Qube Research & Technologies (QRT)'s 13F filing for Q1 2026, filed 15 May 2026.