Form 13-F position report

BERKSHIRE HATHWY INC(HLDG CO)A

Reported by RK Asset Management LLC

BRK-A CUSIP 084670108 Manager CIK 0001595686

Reported 4 shares, unchanged from the prior quarter.

Reported value 9.6%; share count 0.0% vs. the prior quarter.

Unchanged
% of reported 13F value 1.59% This manager · Q4 2021
Shares 4 Quarter-end amount reported
Reported value $1,803,000 Fair value at quarter end
Consecutive quarters held 4 Through Q4 2021

Reported position value by quarter

Reported position value by quarter

Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.

Reported position value by quarter
Date Holding Value
2021-03-31 1542000
2021-06-30 1674000
2021-09-30 1645000
2021-12-31 1803000
2022-03-31 2118000
2022-12-31 1875000
2023-03-31 1862000
2023-06-30 2071000
2023-09-30 2126000
2023-12-31 2170000
2024-03-31 2538000
2024-06-30 2449000
2024-09-30 2765000
2024-12-31 2724000
2025-03-31 3194000
2025-06-30 2914000
2025-09-30 3016000
2025-12-31 3019000

Quarterly position history

How this manager's reported quarter-end position changed over time.

18 quarters
Quarterly reported position history for BERKSHIRE HATHWY INC(HLDG CO)A held by RK Asset Management LLC.
Quarter Activity Shares Change % of reported 13F Reported value Filed Source filing
Q4 2025 Unchanged 4 0 (0.0%) 2.85% $3,019,000 2026-01-05
Q3 2025 Unchanged 4 0 (0.0%) 2.74% $3,016,000 2025-10-14
Q2 2025 Unchanged 4 0 (0.0%) 2.81% $2,914,000 2025-07-18
Q1 2025 Unchanged 4 0 (0.0%) 2.95% $3,194,000 2025-04-02
Q4 2024 Unchanged 4 0 (0.0%) 2.23% $2,724,000 2025-01-03
Q3 2024 Unchanged 4 0 (0.0%) 2.13% $2,765,000 2024-10-07
Q2 2024 Unchanged 4 0 (0.0%) 2.12% $2,449,000 2024-08-02
Q1 2024 Unchanged 4 0 (0.0%) 2.07% $2,538,000 2024-04-03
Q4 2023 Unchanged 4 0 (0.0%) 1.8% $2,170,000 2024-01-09
Q3 2023 Unchanged 4 0 (0.0%) 1.99% $2,126,000 2023-10-10
Q2 2023 Unchanged 4 0 (0.0%) 1.92% $2,071,000 2023-07-06
Q1 2023 Unchanged 4 0 (0.0%) 1.84% $1,862,000 2023-04-03
Q4 2022 Unchanged 4 0 (0.0%) 1.8% $1,875,000 2023-01-03
Q1 2022 Unchanged 4 0 (0.0%) 2.05% $2,118,000 2022-04-11
Q4 2021 Unchanged 4 0 (0.0%) 1.59% $1,803,000 2022-01-05
Q3 2021 Unchanged 4 0 (0.0%) 1.46% $1,645,000 2021-10-04
Q2 2021 Unchanged 4 0 (0.0%) 1.45% $1,674,000 2021-07-07
Q1 2021 Unchanged 4 0 (0.0%) 1.38% $1,542,000 2021-04-05
Five years are shown. A free account unlocks the complete reported history. Unlock full history

Who else reported the position

1057 managers reported BERKSHIRE HATHWY INC(HLDG CO)A for Q4 2021.

Managers reporting BERKSHIRE HATHWY INC(HLDG CO)A in Q4 2021.
Manager Activity Shares Change % of reported 13F Reported value Tenure
FMR LLC Added 31,998 +1 1.06% $14,420,282,000 35 qtrs
FIRST MANHATTAN CO Added 19,294 +590 28.66% $8,695,072,000 35 qtrs
NORGES BANK Added 6,752 +16 0.63% $3,042,870,000 35 qtrs
GARDNER RUSSO & QUINN LLC Reduced 2,976 -68 11.96% $1,341,170,000 35 qtrs
Davis Selected Advisers Reduced 2,426 -11 5.08% $1,093,306,000 35 qtrs
HighTower Advisors LLC Added 2,182 +3 2.16% $983,351,000 35 qtrs
VANGUARD GROUP INC Reduced 1,890 -6 0.02% $851,751,000 35 qtrs
PNC FINANCIAL SERVICES GROUP INC Reduced 1,494 -8 0.56% $673,288,000 35 qtrs
EVERETT HARRIS & CO CA Unchanged 1,431 0 8.95% $644,897,000 35 qtrs
ARROWSTREET CAPITAL LIMITED PARTNERSHIP Reduced 1,184 -141 0.65% $533,584,000 8 qtrs
Premium adds each manager's conviction percentile across reporting peers.
Filing details and methodology As reported
Report period
December 31, 2021
Filed
January 05, 2022
Filing type
13F-HR
Position type
COM

Voting authority reported

Sole
4
Shared
0
None
0

“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.

Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.