Whale Trade Detail

BRKB_012128C550

BRKB_012128C550 • Unknown • Oct 20, 2026 2:19pm CDT • 1,086 contracts • $6M notional

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Signal Card

Symbol
BRKB_012128C550
Underlying
BRK/B
Option Type
CALL
Strike
$550.00
Trade Time (CT)
Oct 20, 2026 2:19pm CDT
Direction
Unknown
Quantity
1,086
Total Volume
6,256
Open Interest
7,165
Vol / OI
0.9×
Open / Close
Possibly Opening
Last Price
$54.85
Notional Value
$6M
Hard To Borrow
No

7-Day Outcome

7-day tracking has not been recorded yet.

Bias Confirmation

Status
Neutral
Outcome
Neutral
Neutral: expected unknown, option price after the print stayed within ±0.5%.
Expected
—
Observed
Neutral
Confirmation Date
2026-10-20

Evidence

Print
Traded at $54.85 against a $54.20 bid / $55.50 ask → read as Unknown.
Expected
Unknown CALL print → no expected bias (side or contract type unknown).
Option ticks
1 option trade in the 15 min after the print (O:BRKB280121C00550000), matched the print to the millisecond. Average price $54.85 vs print $54.85 (0.00%) → option Flat → Neutral.
Underlying
Prior-session move for the underlying was not available (context only).

Spread Status

Suspected Spread
Yes
Suspected Instrument Type
Vertical CALL spread
Group
3061a4188505a5f8
Publish After
Oct 20, 2026 3:05pm CDT
Hold Reason
exact_time_cluster count:1 tolMs:20

Trade History

Time (CT) Price Qty Bid Ask Total Volume Confirmation 7-Day Move
2:19pm $54.85 1,086 $54.20 $55.50 6,256 Neutral Pending
2:05pm $54.45 4,600 $53.40 $55.65 5,072 Neutral Δms=1 Pending

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