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Business Summary
Filings
Ownership
Valuation
Ownership — ALTO
Institutional Holdings
Insider Transactions
US Institutional Ownership
37.3%
Institution
Shares
Value
Ownership %
Change
Filing Date
MARSHALL WACE, LLP
3.34M
$16.0M
4.28%
+2.18M
2026-03-31
VANGUARD CAPITAL MANAGEMENT LLC
3.18M
$15.0M
4.08%
--
2026-03-31
MILLENNIUM MANAGEMENT LLC
1.92M
$9.0M
2.46%
+1.55M
2026-03-31
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
1.79M
$8.0M
2.30%
+724.0K
2026-03-31
RENAISSANCE TECHNOLOGIES LLC
1.67M
$8.0M
2.15%
+149.7K
2026-03-31
JANE STREET GROUP, LLC
1.42M
$6.0M
1.83%
+442.3K
2026-03-31
BlackRock, Inc.
1.30M
$6.0M
1.67%
+119.3K
2026-03-31
Hillsdale Investment Management Inc.
1.00M
$4.0M
1.28%
+855.7K
2026-03-31
Qube Research & Technologies Ltd
970.0K
$4.0M
1.24%
+535.4K
2026-03-31
GEODE CAPITAL MANAGEMENT, LLC
891.1K
$4.0M
1.14%
+22.3K
2026-03-31
CREATIVE FINANCIAL DESIGNS INC /ADV
769.9K
$3.0M
0.99%
-27.5K
2026-03-31
CITADEL ADVISORS LLC
732.4K
$3.0M
0.94%
+282.2K
2026-03-31
DIMENSIONAL FUND ADVISORS LP
659.3K
$3.0M
0.85%
+281.8K
2026-03-31
GOLDMAN SACHS GROUP INC
601.5K
$2.0M
0.77%
-113.6K
2026-03-31
BANK OF AMERICA CORP /DE/
550.3K
$2.0M
0.71%
+514.6K
2026-03-31
BRIDGEWAY CAPITAL MANAGEMENT, LLC
488.0K
$2.0M
0.63%
+37.1K
2026-03-31
VANGUARD FIDUCIARY TRUST CO
474.3K
$2.0M
0.61%
--
2026-03-31
Walleye Capital LLC
465.5K
$2.0M
0.60%
--
2026-03-31
Empowered Funds, LLC
411.0K
$1.0M
0.53%
+37.1K
2026-03-31
Peapod Lane Capital LLC
406.4K
$1.0M
0.52%
-837.8K
2026-03-31
Connor, Clark & Lunn Investment Management Ltd.
384.9K
$1.0M
0.49%
+240.3K
2026-03-31
STATE STREET CORP
372.8K
$1.0M
0.48%
+13.7K
2026-03-31
MORGAN STANLEY
354.0K
$1.0M
0.45%
+210.9K
2026-03-31
Point72 Asset Management, L.P.
334.6K
$1.0M
0.43%
+73.0K
2026-03-31
PEAK6 LLC
333.3K
$1.0M
0.43%
--
2026-03-31
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