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Ownership — MGNX
Institutional Holdings
Insider Transactions
US Institutional Ownership
70.5%
Institution
Shares
Value
Ownership %
Change
Filing Date
Armistice Capital, LLC
5.01M
$23.0M
7.87%
-1.01M
2026-06-30
BlackRock, Inc.
4.68M
$21.0M
7.35%
+3.52M
2026-06-30
Vanguard Capital Management LLC
2.66M
$12.0M
4.17%
+2.2K
2026-06-30
Renaissance Technologies LLC
2.63M
$12.0M
4.14%
-330.8K
2026-06-30
Bank of America Corp
2.49M
$11.0M
3.91%
+86.4K
2026-06-30
Two Sigma Investments, LP
2.47M
$11.0M
3.87%
--
2026-06-30
Millennium Management LLC
2.37M
$10.0M
3.73%
-420.1K
2026-06-30
Wasatch Advisors LP
2.02M
$9.0M
3.17%
+459.2K
2026-06-30
RA Capital Management, L.P.
1.86M
$8.0M
2.93%
--
2026-06-30
Vanguard Portfolio Management LLC
1.82M
$8.0M
2.86%
+611.5K
2026-06-30
Mackenzie Financial Corp
1.64M
$7.0M
2.58%
+1.05M
2026-06-30
Marshall Wace, LLP
1.62M
$7.0M
2.54%
-409.3K
2026-06-30
Geode Capital Management, LLC
1.58M
$7.0M
2.48%
+879.2K
2026-06-30
D. E. Shaw & Co., Inc.
1.06M
$4.0M
1.67%
+4.6K
2026-06-30
Jacobs Levy Equity Management, Inc
1.00M
$4.0M
1.57%
+561.1K
2026-06-30
Connor, Clark & Lunn Investment Management Ltd.
1.00M
$4.0M
1.57%
+133.2K
2026-06-30
State Street Corp
863.7K
$3.0M
1.36%
+570.0K
2026-06-30
Goldman Sachs Group Inc
558.0K
$2.0M
0.88%
+284.5K
2026-06-30
Northern Trust Corp
516.1K
$2.0M
0.81%
+363.8K
2026-06-30
Vanguard Fiduciary Trust Co
420.1K
$1.0M
0.66%
+80.0K
2026-06-30
Nomura Asset Management International Inc.
420.0K
$1.0M
0.66%
--
2026-06-30
Walleye Capital LLC
410.6K
$1.0M
0.65%
-615
2026-06-30
Dimensional Fund Advisors LP
379.3K
$1.0M
0.60%
+127.5K
2026-06-30
Diadema Partners LP
374.4K
$1.0M
0.59%
-225.6K
2026-06-30
Pinnacle Associates Ltd
254.3K
$1.0M
0.40%
-24.8K
2026-06-30
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