13FBOX
ANTERIX INC · 13F Institutional Holdings
Options Calculator Rankings

ANTERIX INC

ATEX
Institutions
174
Combined AUM (Q2 2026)
$2.04B
Combined Shares (Q2 2026)
19.8M
Overall Trend
Increase
All institutions combined
📥 Inflow (Q1 2026→Q2 2026)
+5.2M
107 · 61 New Buys · ≈
📤 Outflow (Q1 2026→Q2 2026)
-3.4M
66 · 19 Exit · ≈
⚖️ Net
+1.8M
Net Buy
💰 Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$2.04B
Institutions
174
New Buys
61
Adds
46
Reduces
47
Exits
19
Unchanged
20
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
Owl Creek Asset Management, L.P.
46.08%14.95%#1$557.1M5.4M$206.7M5.4M00.00%Unchanged
T. Rowe Price Investment Management, Inc.
0.16%#27$241.7M2.3M$00+2.3MNew Buy
Heard Capital LLC
7.56%3.39%#4$176.7M1.7M$65.6M1.7M00.00%Unchanged
BlackRock, Inc.
<0.01%<0.01%#87$110.7M1.1M$38.5M1.0M+67,972+6.75%Add
PRICE T ROWE ASSOCIATES INC /MD/
0.01%<0.01%#58$77.3M750,451$304,0007,955+742,496+9,333.70%Add
Jupiter Topco LLC
0.03%#45$68.2M662,415$00+662,415New Buy
VANGUARD CAPITAL MANAGEMENT LLC
<0.01%<0.01%#94$56.9M553,002$21.9M573,847-20,845-3.63%Reduce
PLUSTICK MANAGEMENT LLC
19.9%9.21%#2$53.5M520,000$19.1M499,596+20,404+4.08%Add
STATE STREET CORP
<0.01%<0.01%#89$51.1M495,950$14.8M387,918+108,032+27.85%Add
GAMCO INVESTORS, INC. ET AL
0.38%0.16%#19$42.8M415,520$16.3M425,820-10,300-2.42%Reduce
GEODE CAPITAL MANAGEMENT, LLC
<0.01%<0.01%#78$40.0M388,076$14.3M374,301+13,775+3.68%Add
QVT Financial LP
2.32%1.41%#11$39.5M383,941$19.2M503,941-120,000-23.81%Reduce
DIMENSIONAL FUND ADVISORS LP
0.01%<0.01%#59$38.2M370,964$16.2M424,856-53,892-12.68%Reduce
FMR LLC
<0.01%<0.01%#86$38.1M370,400$5.2M135,295+235,105+173.77%Add
SUSQUEHANNA INTERNATIONAL GROUP, LLP
<0.01%<0.01%#77$29.6M287,484$9.4M247,298+40,186+16.25%Add
GABELLI FUNDS LLC
0.18%0.07%#25$28.7M278,500$10.2M265,800+12,700+4.78%Add
Invesco Ltd.
<0.01%#88$20.7M200,975$00+200,975New Buy
Potomac Capital Management, Inc.
11.6%6.02%#3$17.0M165,071$6.9M181,302-16,231-8.95%Reduce
VANGUARD PORTFOLIO MANAGEMENT LLC
<0.01%<0.01%#107$16.3M158,469$6.3M164,542-6,073-3.69%Reduce
GROUP ONE TRADING LLC
0.02%0.02%#48$16.2M157,700$9.3M243,500-85,800-35.24%Reduce
GARNET EQUITY CAPITAL HOLDINGS, INC.
3.03%2.04%#8$16.1M156,119$13.1M343,496-187,377-54.55%Reduce
Panoramic Capital, LLC
6.84%3.62%#5$15.9M154,377$5.2M135,000+19,377+14.35%Add
GOLDMAN SACHS GROUP INC
<0.01%<0.01%#93$14.3M139,334$6.2M161,786-22,452-13.88%Reduce
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
<0.01%<0.01%#84$14.3M139,278$5.4M141,388-2,110-1.49%Reduce
BANK OF AMERICA CORP /DE/
<0.01%<0.01%#101$13.9M134,686$6.4M167,781-33,095-19.73%Reduce
NORTHERN TRUST CORP
<0.01%<0.01%#90$12.7M123,231$4.5M117,610+5,621+4.78%Add
VANGUARD FIDUCIARY TRUST CO
<0.01%<0.01%#72$12.5M120,999$4.6M119,456+1,543+1.29%Add
KIRR MARBACH & CO LLC /IN/
2.01%0.79%#12$11.9M116,069$4.3M113,814+2,255+1.98%Add
CITADEL ADVISORS LLC
<0.01%<0.01%#92$11.9M116,014$8.6M224,663-108,649-48.36%Reduce
JANE STREET GROUP, LLC
<0.01%<0.01%#103$10.0M97,506$17.5M459,457-361,951-78.78%Reduce
D. E. Shaw & Co., Inc.
<0.01%<0.01%#63$9.9M96,290$217,5305,696+90,594+1,590.48%Add
Caption Management, LLC
0.04%0.08%#36$8.5M82,532$13.2M344,900-262,368-76.07%Reduce
MORGAN STANLEY
<0.01%<0.01%#123$8.3M80,425$1.6M72,443+7,982+11.02%Add
OpenArc Corporate Advisory, LLC
0.09%0.04%#32$7.8M75,576$2.8M73,848+1,728+2.34%Add
Beartown Capital Management, LLC
3.39%1.83%#7$7.7M75,000$3.8M100,000-25,000-25.00%Reduce
Granahan Investment Management, LLC
0.26%#22$7.4M72,121$00+72,121New Buy
Bank of New York Mellon Corp
<0.01%<0.01%#95$7.1M69,374$2.6M67,836+1,538+2.27%Add
Marble Bar Asset Management LLP
4.87%2.01%#6$7.0M68,248$2.0M53,509+14,739+27.54%Add
683 Capital Management, LLC
0.33%0.09%#21$6.8M66,000$1.8M46,000+20,000+43.48%Add
CITIGROUP INC
<0.01%<0.01%#83$6.2M59,998$4.6M119,861-59,863-49.94%Reduce
Trexquant Investment LP
0.03%0.01%#42$5.5M53,423$1.5M40,175+13,248+32.98%Add
TD ASSET MANAGEMENT INC
<0.01%#62$5.5M53,258$00+53,258New Buy
Informed Momentum Co LLC
0.48%#16$5.4M52,534$00+52,534New Buy
Potrero Capital Research LLC
2.66%5.38%#9$4.8M46,525$8.8M229,561-183,036-79.73%Reduce
Teton Advisors, LLC
2.56%1.42%#10$4.4M43,000$2.0M53,000-10,000-18.87%Reduce
Nuveen, LLC
<0.01%<0.01%#102$3.7M35,798$873,59622,875+12,923+56.49%Add
Creative Planning
<0.01%<0.01%#82$3.6M34,541$1.2M31,964+2,577+8.06%Add
GILDER GAGNON HOWE & CO LLC
0.03%#39$3.4M32,833$00+32,833New Buy
WELLINGTON MANAGEMENT GROUP LLP
<0.01%#118$3.2M31,006$00+31,006New Buy
HRT FINANCIAL LP
0.01%0.02%#61$3.2M30,673$6.7M174,925-144,252-82.47%Reduce

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow