Banco Santander, S.A.

SEC CIK: 0000891478
Latest filing: Jul 29, 2026

SEC filings (opens in a new tab)

AMBA holding history

Ambarella Inc in every 13F filed by Banco Santander, S.A., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

AMBA overview All 13F holders of AMBA Full Q2 2026 holdings

Shares (Q1 2026): 0; Sold out in Q1 2026
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q3 2025

Holdings of AMBA by Banco Santander, S.A., by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q1 2026	0	$0	0.0%	−9,446−100.0%	Sold out	Holders
Q4 2025	9,446	$669.2K	<0.1%	00.0%	Unchanged	Holders
Q3 2025	9,446	$779.5K	<0.1%	+9,446	New	Holders