13FBOX
SIGA TECHNOLOGIES INC · 13F Institutional Holdings
Options Calculator Rankings
S

SIGA TECHNOLOGIES INC

SIGA
Institutions
162
Combined AUM (Q2 2026)
$127.1M
Combined Shares (Q2 2026)
34.9M
Overall Trend
Decrease
All institutions combined
📥 Inflow (Q1 2026→Q2 2026)
+3.8M
94 · 16 New Buys · ≈
📤 Outflow (Q1 2026→Q2 2026)
-4.0M
87 · 38 Exit · ≈
⚖️ Net
-168,425
Net Sell
💰 Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$127.1M
Institutions
162
New Buys
16
Adds
78
Reduces
49
Exits
38
Unchanged
19
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
BlackRock, Inc.
<0.01%<0.01%#80$15.2M4.2M$18.7M3.5M+692,089+19.81%Add
DIMENSIONAL FUND ADVISORS LP
<0.01%<0.01%#41$9.9M2.7M$14.5M2.7M+16,844+0.62%Add
AltraVue Capital, LLC
0.61%1.12%#2$8.5M2.3M$13.0M2.4M-104,880-4.31%Reduce
VANGUARD CAPITAL MANAGEMENT LLC
<0.01%<0.01%#92$6.2M1.7M$9.2M1.7M-1,679-0.10%Reduce
AMERICAN CENTURY COMPANIES INC
<0.01%<0.01%#36$5.5M1.5M$7.1M1.3M+188,281+14.29%Add
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
<0.01%<0.01%#37$5.4M1.5M$8.2M1.5M-51,143-3.35%Reduce
GEODE CAPITAL MANAGEMENT, LLC
<0.01%<0.01%#76$5.2M1.4M$7.0M1.3M+101,547+7.72%Add
FIRST WILSHIRE SECURITIES MANAGEMENT INC
1%1.07%#1$4.9M1.3M$4.8M890,498+449,385+50.46%Add
AQR CAPITAL MANAGEMENT LLC
<0.01%<0.01%#42$4.5M1.2M$6.5M1.2M+26,315+2.16%Add
STATE STREET CORP
<0.01%<0.01%#96$4.1M1.1M$5.4M1.0M+122,051+12.06%Add
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC
0.01%0.01%#20$3.3M914,047$4.4M827,047+87,000+10.52%Add
Qube Research & Technologies Ltd
<0.01%<0.01%#34$2.7M740,910$2.2M415,104+325,806+78.49%Add
NEW YORK STATE COMMON RETIREMENT FUND
<0.01%<0.01%#33$2.2M590,761$3.2M590,76100.00%Unchanged
MILLENNIUM MANAGEMENT LLC
<0.01%<0.01%#54$2.1M579,599$2.5M466,324+113,275+24.29%Add
JACOBS LEVY EQUITY MANAGEMENT, INC
0.01%0.01%#24$2.1M566,863$1.6M291,846+275,017+94.23%Add
Uniplan Investment Counsel, Inc.
0.15%0.2%#5$2.0M560,353$2.0M371,413+188,940+50.87%Add
CITADEL ADVISORS LLC
<0.01%<0.01%#79$2.0M551,246$3.8M705,137-153,891-21.82%Reduce
ROYCE & ASSOCIATES LP
0.02%0.04%#16$2.0M551,010$3.6M667,646-116,636-17.47%Reduce
VANGUARD PORTFOLIO MANAGEMENT LLC
<0.01%<0.01%#101$2.0M549,697$3.1M586,974-37,277-6.35%Reduce
Legato Capital Management LLC
0.15%0.5%#4$1.9M512,039$2.7M512,03900.00%Unchanged
LSV ASSET MANAGEMENT
<0.01%0.01%#30$1.7M461,307$2.9M538,630-77,323-14.36%Reduce
BANK OF AMERICA CORP /DE/
<0.01%<0.01%#99$1.6M427,275$2.6M484,672-57,397-11.84%Reduce
RENAISSANCE TECHNOLOGIES LLC
<0.01%<0.01%#38$1.5M425,800$2.5M475,013-49,213-10.36%Reduce
MORGAN STANLEY
<0.01%<0.01%#106$1.5M421,009$6.0M656,962-235,953-35.92%Reduce
DENALI ADVISORS LLC
0.15%0.26%#6$1.5M414,436$2.3M436,887-22,451-5.14%Reduce
GOLDMAN SACHS GROUP INC
<0.01%<0.01%#94$1.4M393,007$3.3M624,903-231,896-37.11%Reduce
TWO SIGMA INVESTMENTS, LP
<0.01%<0.01%#48$1.3M357,715$2.3M433,661-75,946-17.51%Reduce
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
<0.01%<0.01%#84$1.3M349,820$1.8M340,321+9,499+2.79%Add
NORTHERN TRUST CORP
<0.01%<0.01%#88$1.2M333,833$1.8M340,175-6,342-1.86%Reduce
VANGUARD FIDUCIARY TRUST CO
<0.01%<0.01%#81$1.0M277,358$1.5M275,178+2,180+0.79%Add
Creative Planning
<0.01%<0.01%#58$1.0M275,528$901,769168,555+106,973+63.46%Add
SEGALL BRYANT & HAMILL, LLC
0.01%0.02%#18$995,620273,522$1.5M273,52200.00%Unchanged
Bank of New York Mellon Corp
<0.01%<0.01%#85$967,089265,684$1.4M256,803+8,881+3.46%Add
D. E. Shaw & Co., Inc.
<0.01%<0.01%#62$964,236264,900$2.4M456,385-191,485-41.96%Reduce
VICTORY CAPITAL MANAGEMENT INC
<0.01%<0.01%#60$946,626260,062$2.0M376,571-116,509-30.94%Reduce
AMERIPRISE FINANCIAL INC
<0.01%<0.01%#87$703,860193,368$981,924183,537+9,831+5.36%Add
UBS Group AG
<0.01%<0.01%#105$662,473181,998$556,732104,062+77,936+74.89%Add
STATE OF WISCONSIN INVESTMENT BOARD
<0.01%<0.01%#44$598,416164,400$951,230177,800-13,400-7.54%Reduce
FIRST TRUST ADVISORS LP
<0.01%<0.01%#72$580,612159,509$857,899160,355-846-0.53%Reduce
Man Group plc
<0.01%<0.01%#49$572,747157,348$505,64594,513+62,835+66.48%Add
LOS ANGELES CAPITAL MANAGEMENT LLC
<0.01%<0.01%#39$528,019145,060$369,58969,082+75,978+109.98%Add
STRS OHIO
<0.01%<0.01%#40$488,488134,200$587,965109,900+24,300+22.11%Add
Campbell & CO Investment Adviser LLC
0.02%0.03%#13$441,084121,177$492,86992,125+29,052+31.54%Add
Invesco Ltd.
<0.01%<0.01%#128$411,651113,091$596,622111,518+1,573+1.41%Add
ALLIANCEBERNSTEIN L.P.
<0.01%<0.01%#93$382,57971,510$389,26863,710+7,800+12.24%Add
PRUDENTIAL FINANCIAL INC
<0.01%<0.01%#66$379,252104,190$538,157100,590+3,600+3.58%Add
SummerHaven Investment Management, LLC
0.2%0.33%#3$367,731101,025$540,484101,02500.00%Unchanged
Nuveen, LLC
<0.01%<0.01%#102$367,272100,899$539,809100,89900.00%Unchanged
SUSQUEHANNA INTERNATIONAL GROUP, LLP
<0.01%<0.01%#132$343,30394,314$132,50324,767+69,547+280.81%Add
MARTINGALE ASSET MANAGEMENT L P
0.01%0.01%#23$336,12292,341$493,59192,260+81+0.09%Add

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow