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Anterix Inc.

ATEX
Exchange
Nasdaq
Industry
Telephone Communications (No Radiotelephone)
SEC CIK
0001304492

In the last 90 days, Anterix Inc. insiders filed 0 open-market purchases and 10 sales; 171 institutions reported holding it in 13F filings for Q2 2026, worth $1.97B in total; no superinvestor holds it.

13F holders, Q2 2021

Institutional positions in Anterix Inc. as of Jun 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
107
+10 vs. Q1 2021
Shares held
15.2M
−298.0K (−1.9%) vs. Q1 2021
Total value
$912.0M
+$181.0M (+24.8%) vs. Q1 2021
New holders
20
27 more added
Sold out
10
38 more reduced

Compare with Q1 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ATEX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2021: 107 institutions
Q1 2021: 97 institutionsQ2 2021: 107 institutionsQ3 2021: 108 institutionsQ4 2021: 108 institutionsQ1 2022: 109 institutionsQ2 2022: 95 institutionsQ3 2022: 100 institutionsQ4 2022: 92 institutionsQ1 2023: 88 institutionsQ2 2023: 95 institutionsQ3 2023: 98 institutionsQ4 2023: 93 institutionsQ1 2024: 98 institutionsQ2 2024: 115 institutionsQ3 2024: 129 institutionsQ4 2024: 116 institutionsQ1 2025: 130 institutionsQ2 2025: 112 institutionsQ3 2025: 111 institutionsQ4 2025: 117 institutionsQ1 2026: 132 institutionsQ2 2026: 171 institutions
Value heldQ2 2021: $912.0M
Q1 2021: $731.0MQ2 2021: $912.0MQ3 2021: $920.4MQ4 2021: $892.1MQ1 2022: $881.6MQ2 2022: $620.9MQ3 2022: $567.4MQ4 2022: $503.6MQ1 2023: $515.5MQ2 2023: $491.3MQ3 2023: $472.2MQ4 2023: $492.4MQ1 2024: $493.3MQ2 2024: $593.3MQ3 2024: $593.7MQ4 2024: $490.5MQ1 2025: $598.6MQ2 2025: $431.0MQ3 2025: $341.2MQ4 2025: $353.3MQ1 2026: $646.5MQ2 2026: $1.97B
Institutions holding ATEX and their total value by quarter
QuarterHoldersValue
Q2 2026171$1.97B
Q1 2026132$646.5M
Q4 2025117$353.3M
Q3 2025111$341.2M
Q2 2025112$431.0M
Q1 2025130$598.6M
Q4 2024116$490.5M
Q3 2024129$593.7M
Q2 2024115$593.3M
Q1 202498$493.3M
Q4 202393$492.4M
Q3 202398$472.2M
Q2 202395$491.3M
Q1 202388$515.5M
Q4 202292$503.6M
Q3 2022100$567.4M
Q2 202295$620.9M
Q1 2022109$881.6M
Q4 2021108$892.1M
Q3 2021108$920.4M
Q2 2021107$912.0M
Q1 202197$731.0M

Institutions, Q2 2021

Shares, value and share of portfolio for each institution holding Anterix Inc.; share changes are against Q1 2021.

Institutions holding ATEX in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Owl Creek Asset Management, L.P.5,411,776$324.7M15.30%00.0%Unchanged
Morgan Stanley1,403,221$84.2M0.01%+80,091+6.1%Added
Allianz Asset Management GmbH1,183,516$71.0M0.06%−174,640−12.9%Reduced
BlackRock Inc.828,458$49.7M0.00%−2,645−0.3%Reduced
Bain Capital Credit, LP807,608$48.4M9.54%−20.0%Reduced
Vanguard Group Inc614,596$36.9M0.00%−19,193−3.0%Reduced
Price Michael F561,000$33.7M3.70%00.0%Unchanged
Heard Capital LLC370,190$22.2M5.06%+107,114+40.7%Added
QVT Financial LP356,738$21.4M1.45%00.0%Unchanged
Clearbridge Investments, LLC300,692$18.0M0.01%−3,758−1.2%Reduced
Dimensional Fund Advisors LP290,676$17.4M0.01%+21,669+8.1%Added
State Street Corp240,469$14.4M0.00%+6,181+2.6%Added
DG Capital Management, LLC220,569$13.2M2.93%+25,000+12.8%Added
Stonehill Capital Management LLC215,086$12.9M6.27%+215,086New
Geode Capital Management, LLC198,930$11.9M0.00%+6,340+3.3%Added
Roubaix Capital, LLC192,189$11.5M7.20%+9,194+5.0%Added
Nuveen Asset Management, LLC149,869$8.99M0.00%+59,927+66.6%Added
Northern Trust Corp129,535$7.77M0.00%−8,682−6.3%Reduced
Iszo Capital Management LP126,311$7.58M2.75%+126,311New
Tudor Investment Corp Et Al105,000$6.30M0.13%−300−0.3%Reduced
Sirios Capital Management L P104,765$6.29M0.55%+63,242+152.3%Added
Two Sigma Advisers, LP101,300$6.08M0.02%+15,500+18.1%Added
Hudson Bay Capital Management LP87,432$5.25M0.07%−26,942−23.6%Reduced
D. E. Shaw & Co., Inc.86,736$5.20M0.01%+5,200+6.4%Added
Gabelli Funds LLC81,500$4.89M0.03%−500−0.6%Reduced
Charles Schwab Investment Management Inc80,256$4.82M0.00%+2,473+3.2%Added
Schonfeld Strategic Advisors LLC72,848$4.37M0.05%−96,020−56.9%Reduced
Two Sigma Investments, LP64,142$3.85M0.01%−22,833−26.3%Reduced
Thompson Siegel & Walmsley LLC60,755$3.65M0.05%−19,358−24.2%Reduced
Teton Advisors, Inc.50,000$3.00M0.40%00.0%Unchanged
Garnet Equity Capital Holdings, Inc.46,795$2.81M1.62%00.0%Unchanged
Goldman Sachs Group Inc43,691$2.62M0.00%−634−1.4%Reduced
EAM Global Investors LLC39,649$2.38M0.66%+39,649New
Bank of New York Mellon Corp39,433$2.37M0.00%+2,678+7.3%Added
Gsa Capital Partners LLP38,617$2.32M0.26%+38,617New
State of Wisconsin Investment Board33,900$2.03M0.00%+33,900New
Parametric Portfolio Associates LLC31,055$1.86M0.00%+4,089+15.2%Added
Millennium Management LLC28,409$1.70M0.00%+28,409New
EAM Investors, LLC28,132$1.69M0.26%+28,132New
Swiss National Bank25,150$1.51M0.00%−800−3.1%Reduced
Bank of America Corp23,854$1.43M0.00%−5,040−17.4%Reduced
Jane Street Group, LLC18,860$1.13M0.00%+150+0.8%Added
O'Brien Greene & Co. Inc18,200$1.09M0.39%00.0%Unchanged
Simplex Trading, LLC15,847$950.0K0.03%−1,441−8.3%Reduced
California State Teachers Retirement System15,343$920.0K0.00%−1,111−6.8%Reduced
Rhumbline Advisers14,998$900.0K0.00%+2,000+15.4%Added
Connor, Clark & Lunn Investment Management Ltd.12,569$754.0K0.00%+6,854+119.9%Added
Susquehanna International Group, LLP11,295$678.0K0.00%−81,233−87.8%Reduced
Squarepoint Ops LLC11,118$667.0K0.00%−7,971−41.8%Reduced
NJ State Employees Deferred Compensation Plan11,000$660.0K0.09%00.0%Unchanged
Winton Group Ltd10,681$641.0K0.03%−272−2.5%Reduced
New York State Common Retirement Fund9,593$575.0K0.00%−1,507−13.6%Reduced
Gilder Gagnon Howe & Co LLC9,343$560.0K0.00%+2,913+45.3%Added
LPL Financial LLC8,637$518.0K0.00%+1,780+26.0%Added
Deutsche Bank AG8,377$503.0K0.00%−779−8.5%Reduced
Royal Bank of Canada8,362$502.0K0.00%+118+1.4%Added
Jump Financial, LLC7,821$469.0K0.05%+7,821New
Credit Suisse AG7,763$467.0K0.00%−666−7.9%Reduced
Citadel Advisors LLC7,588$455.0K0.00%−23,731−75.8%Reduced
Marshall Wace, LLP7,250$435.0K0.00%−21,094−74.4%Reduced
Alliancebernstein L.P.6,800$408.0K0.00%−61,884−90.1%Reduced
Manufacturers Life Insurance Company, The6,458$387.0K0.00%+211+3.4%Added
American International Group, Inc.6,239$374.0K0.00%−253−3.9%Reduced
JPMorgan Chase & Co5,597$335.0K0.00%+115+2.1%Added
Walleye Capital LLC5,520$331.0K0.01%+5,520New
State Board of Administration of Florida Retirement System5,305$318.0K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC5,000$300.0K0.01%+4,500+900.0%Added
Mirae Asset Global Investments Co., Ltd.4,614$277.0K0.00%−658−12.5%Reduced
Voya Investment Management LLC4,599$276.0K0.00%−562−10.9%Reduced
M&T Bank Corp4,298$258.0K0.00%+4,298New
Cutler Group LP4,286$257.0K0.02%+1,238+40.6%Added
MetLife Investment Management4,083$244.9K0.00%−2,016−33.1%Reduced
UBS Asset Management Americas Inc4,077$244.6K0.00%+4,077New
Marshall Wace North America L.P.4,030$243.0K0.00%−5,605−58.2%Reduced
Invesco Ltd.3,939$237.0K0.00%+3,939New
B & T Capital Management DBA Alpha Capital Management3,526$212.0K0.05%+3,526New
Ergoteles LLC3,400$204.0K0.00%+3,400New
Paloma Partners Management Co3,390$203.0K0.01%+3,390New
Metropolitan Life Insurance Co2,999$179.9K0.00%−883−22.7%Reduced
Group One Trading, L.P.2,923$175.0K0.00%+1,536+110.7%Added
Walleye Trading LLC2,620$157.0K0.00%+2,620New
Quantbot Technologies LP2,500$149.0K0.01%+2,500New
Tower Research Capital LLC (TRC)2,051$123.0K0.00%+1,087+112.8%Added
UBS Group AG1,774$107.0K0.00%−327−15.6%Reduced
Legal & General Group Plc1,716$103.0K0.00%−253−12.8%Reduced
Wells Fargo & Company1,469$88.0K0.00%−3,334−69.4%Reduced
FMR LLC1,281$77.0K0.00%−29,419−95.8%Reduced
Emerald Advisers, LLC1,100$66.0K0.00%+1,100New
Nisa Investment Advisors, LLC1,075$64.0K0.00%+800+290.9%Added
Citigroup Inc996$60.0K0.00%−94−8.6%Reduced
Jacobi Capital Management LLC1,000$60.0K0.01%00.0%Unchanged
Ameritas Investment Partners, Inc.926$56.0K0.00%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)912$55.0K0.00%00.0%Unchanged
Great West Life Assurance Co834$50.0K0.00%00.0%Unchanged
Global Retirement Partners, LLC545$33.0K0.00%−1−0.2%Reduced
Advisor Group Holdings, Inc.560$33.0K0.00%+560New
US Bancorp183$11.0K0.00%00.0%Unchanged
Baillie Gifford & Co162$10.0K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.150$9.00K0.00%+150New
O'Shaughnessy Asset Management, LLC131$8.00K0.00%00.0%Unchanged