Callahan Advisors’s International Bancshares IBOC Stock Holding History

Callahan Advisors’s Portfolio IBOC Stock Details IBOC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$459K	Hold	6,050	–	–	0.03%	139
2026 Q1	$407K	Sell	6,050 -3,207	-35%	-$222K	0.03%	143
2025 Q4	$615K	Buy	9,257 +2,272	+33%	+$154K	0.05%	133
2025 Q3	$480K	Hold	6,985	–	–	0.04%	126
2025 Q2	$465K	Hold	6,985	–	–	0.04%	127
2025 Q1	$440K	Hold	6,985	–	–	0.04%	128
2024 Q4	$441K	Hold	6,985	–	–	0.04%	131
2024 Q3	$418K	Hold	6,985	–	–	0.04%	117
2024 Q2	$400K	Hold	6,985	–	–	0.04%	119
2024 Q1	$392K	Hold	6,985	–	–	0.04%	117
2023 Q4	$379K	Hold	6,985	–	–	0.04%	113
2023 Q3	$303K	Hold	6,985	–	–	0.04%	124
2023 Q2	$309K	Hold	6,985	–	–	0.04%	124
2023 Q1	$299K	Hold	6,985	–	–	0.04%	125
2022 Q4	$320K	Hold	6,985	–	–	0.04%	123
2022 Q3	$297K	Hold	6,985	–	–	0.04%	127
2022 Q2	$280K	Hold	6,985	–	–	0.04%	130
2022 Q1	$295K	Buy	+6,985	New	+$300K	0.03%	136

Other funds holding IBOC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

BTW

Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Callahan Advisors's IBOC Position: Q2 2026 in Review

Callahan Advisors held its International Bancshares (IBOC) position steady in Q2 2026 at 6,050 shares worth $459K. The position accounts for 0.03% of the portfolio, ranked #139.

Callahan Advisors first reported a position in IBOC in Q1 2022 and has held it in 18 quarters since. The position peaked at $615K in Q4 2025. 301 funds tracked by Wall St. Rank hold IBOC as of Q2 2026.

Callahan Advisors held 6,050 shares of International Bancshares worth $459K as of Q2 2026.
Callahan Advisors left its International Bancshares share count unchanged in Q2 2026.
International Bancshares made up 0.03% of Callahan Advisors's portfolio in Q2 2026, its #139 holding.
Callahan Advisors first reported a position in International Bancshares in Q1 2022 and has held it in 18 quarters since.
Callahan Advisors's International Bancshares position peaked at $615K in Q4 2025.
301 funds tracked by Wall St. Rank held International Bancshares as of Q2 2026.

Based on Callahan Advisors's 13F filing for Q2 2026, filed 3 Aug 2026.