SEC 13F Intelligence

INTERNATIONAL BUSINESS MA

CUSIP 459200901

International Business Ma has 2 institutional holders in Filings Flow’s 13F database, together reporting 45.3K shares worth $11M as of Q1 2026. The largest reported holders are Imc-Chicago, LLC, Jpmorgan Chase & Co, and Simplex Trading, LLC.

Institutional Holders
2
Q1 2026
Reported Value
$11M
Ticker
unmapped
private placement or foreign
Quarters Tracked
9

Ownership Trend

Institutional holders
Q1 ’19: 1Q1 ’19Q3 ’19: 1Q4 ’21: 1Q4 ’21Q1 ’23: 1Q1 ’24: 1Q1 ’24Q4 ’24: 1Q2 ’25: 1Q2 ’25Q3 ’25: 1Q1 ’26: 2Q1 ’26filingsflow.com
Total reported value
Q1 ’19: $2MQ1 ’19Q3 ’19: $128,000Q4 ’21: $91MQ4 ’21Q1 ’23: $0Q1 ’24: $1MQ1 ’24Q4 ’24: $2MQ2 ’25: $7MQ2 ’25Q3 ’25: $6MQ1 ’26: $11MQ1 ’26filingsflow.com

Holders

··Mixed quarters
Manager% of PortfolioValueSharesQuarter
IMC-Chicago, LLC$278.4B AUM0.07%$187M773.3KQ1 2026
JPMORGAN CHASE & CO$1.56T AUM0.01%$149M626.7KQ1 2026
SIMPLEX TRADING, LLC$149.1B AUM0.04%$57M233.2KQ1 2026
NATIONAL BANK OF CANADA /FI/$111.5B AUM0.06%$56M2.0KQ3 2025OLDER
GROUP ONE TRADING LLC$52.2B AUM0.06%$29M121.5KQ1 2026
Capital Markets Trading UK LLP$8.0B AUM0.21%$17M69.9KQ1 2026
Optiver Holding B.V.$289.5B AUM0.01%$16M64.6KQ1 2026
Gladius Capital Management LP$2.2B AUM0.35%$8M32.0KQ1 2026
HRT FINANCIAL LP$40.1B AUM0.01%$6M22.9KQ1 2026
Maven Securities LTD$5.2B AUM0.10%$5M22.4KQ1 2026
CMT Capital Markets Trading GmbH$9.6B AUM0.04%$4M17.6KQ1 2026
Universal- Beteiligungs- und Servicegesellschaft mbH$58.1B AUM0.00%$3M10.5KQ3 2025OLDER
Baer Investment Advisory LLC$100M AUM1.02%$1M243Q1 2026
SG Americas Securities, LLC$92.9B AUM0.00%$560,000120.3KQ1 2026
CenterStar Asset Management, LLC$797M AUM0.07%$533,2582.2KQ1 2026
CoreCap Advisors, LLC$3.4B AUM0.01%$176,868600Q2 2025OLDER
OSAIC HOLDINGS, INC.$68.3B AUM0.00%$5,9402Q1 2026
CONCOURSE FINANCIAL GROUP SECURITIES, INC.$0 AUM$00Q2 2025OLDER

Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.