XT
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XTX Topco’s International Bancshares IBOC Stock Holding History

XTX Topco’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
Q1 		$941K Buy
+13,988
New +$970K 0.02% 1465
2025
Q3 		– Sell
-15,775
Closed -$1.05M – 2864
2025
Q2 		$1.05M Buy
15,775
+9,659
+158% +$603K 0.04% 636
2025
Q1 		$386K Buy
+6,116
New +$395K 0.02% 1218
2023
Q4 		– Sell
-9,588
Closed -$416K – 1810
2023
Q3 		$416K Buy
9,588
+2,951
+44% +$135K 0.07% 509
2023
Q2 		$293K Buy
6,637
+1,060
+19% +$46.1K 0.05% 742
2023
Q1 		$239K Buy
+5,577
New +$254K 0.05% 823

Other funds holding IBOC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
ACL
Azora Capital LP Miami, Florida $1.52B AUM 39.16% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

XTX Topco's IBOC Position: Q1 2026 in Review

XTX Topco opened a new position in International Bancshares (IBOC) in Q1 2026: 13,988 shares worth $941K. The stake represents 0.02% of the portfolio and ranks #1465 among its holdings. This is a return to the name: XTX Topco previously reported a position in IBOC as recently as Q2 2025.

XTX Topco first reported a position in IBOC in Q1 2023 and has held it in 6 quarters since. The position peaked at $1.05M in Q2 2025. 292 funds tracked by Wall St. Rank hold IBOC as of Q1 2026.

  • XTX Topco held 13,988 shares of International Bancshares worth $941K as of Q1 2026.
  • International Bancshares was a new XTX Topco position in Q1 2026.
  • International Bancshares made up 0.02% of XTX Topco's portfolio in Q1 2026, its #1465 holding.
  • XTX Topco first reported a position in International Bancshares in Q1 2023 and has held it in 6 quarters since.
  • XTX Topco's International Bancshares position peaked at $1.05M in Q2 2025.
  • 292 funds tracked by Wall St. Rank held International Bancshares as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.