Skip to main content

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 2026

Institutional positions in Anterix Inc. as of Jun 30, 2026. 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
171
+42 vs. Q1 2026
Shares held
19.1M
+2.18M (+12.9%) vs. Q1 2026
Total value
$1.97B
+$1.32B (+204.2%) vs. Q1 2026
New holders
58
44 more added
Sold out
16
48 more reduced

3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 171 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 2026: $1.97B
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 2026

Shares, value and share of portfolio for each institution holding Anterix Inc.; share changes are against Q1 2026.

Institutions holding ATEX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Clearstead Advisors, LLC1$1030.00%+1New
Transamerica Financial Advisors, Inc.3$3080.00%00.0%Unchanged
Hughes Financial Services, LLC3$3090.00%+1+50.0%Added
National Bank of Canada6$6160.00%+6New
Global Retirement Partners, LLC9$9260.00%+9New
Quarry LP11$1.13K0.00%+11New
EverSource Wealth Advisors, LLC11$1.13K0.00%+2+22.2%Added
Trust Co12$1.24K0.00%00.0%Unchanged
UBS Asset Management Americas Inc13$1.34K0.00%00.0%Unchanged
Keating Financial Advisory Services, Inc.14$1.44K0.00%+14New
Essential Partners LLC16$1.65K0.00%−1−5.9%Reduced
North Star Investment Management Corp.22$2.27K0.00%00.0%Unchanged
Optiver Holding B.V.23$2.37K0.00%−77−77.0%Reduced
Ronald Blue Trust, Inc.27$2.78K0.00%00.0%Unchanged
Sterling Capital Management LLC40$4.12K0.00%−33−45.2%Reduced
Massmutual Trust Co FSB44$4.53K0.00%+7+18.9%Added
Silver Grove Financial Group, Inc.45$4.63K0.00%+45New
WPG Advisers, LLC55$5.66K0.00%00.0%Unchanged
Federated Hermes, Inc.56$5.76K0.00%+6+12.0%Added
SJS Investment Consulting Inc.64$6.59K0.00%+64New
GAMMA Investing LLC67$6.90K0.00%00.0%Unchanged
Farther Finance Advisors, LLC106$10.9K0.00%−26−19.7%Reduced
Walleye Capital LLC148$15.2K0.00%+148New
US Bancorp149$15.3K0.00%−75−33.5%Reduced
Quantbot Technologies LP155$16.0K0.00%−8,464−98.2%Reduced
California State Teachers Retirement System158$16.3K0.00%−451−74.1%Reduced
Private Wealth Management Group, LLC185$19.0K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.192$19.8K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.214$22.0K0.00%+3+1.4%Added
Allworth Financial LP230$23.7K0.00%−12−5.0%Reduced
Jones Financial Companies LLLP296$26.5K0.00%+296New
SBI Securities Co., Ltd.270$27.8K0.00%+270New
FNY Investment Advisers, LLC350$36.0K0.01%−10,871−96.9%Reduced
IFP Advisors, Inc397$40.9K0.00%−681−63.2%Reduced
Versant Capital Management, Inc405$41.7K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC435$44.8K0.00%+232+114.3%Added
Signaturefd, LLC449$46.2K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.451$46.4K0.00%+451New
Redwood Family Wealth LLC500$51.5K0.05%+500New
Pinnacle Wealth Planning Services, Inc.612$63.0K0.01%00.0%Unchanged
Parallel Advisors, LLC933$96.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.1,033$106.3K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)1,071$110.2K0.00%+215+25.1%Added
Caitong International Asset Management Co., Ltd1,137$117.0K0.02%+569+100.2%Added
Fifth Third Bancorp1,685$173.5K0.00%00.0%Unchanged
LMR Partners LLP2,022$208.1K0.00%+2,022New
Entropy Technologies, LP2,025$208.5K0.01%+2,025New
Victory Capital Management Inc2,102$216.4K0.00%+2,102New
BNP Paribas Arbitrage, SA2,123$218.5K0.00%−354−14.3%Reduced
Legal & General Group Plc2,152$221.5K0.00%−244−10.2%Reduced
FourThought Financial Partners, LLC2,173$223.7K0.02%+2,173New
Ieq Capital, LLC2,195$226.0K0.00%+2,195New
Intech Investment Management LLC2,206$227.1K0.00%+2,206New
Voya Investment Management LLC2,247$231.3K0.00%+2,247New
Royal Bank of Canada2,335$240.0K0.00%−699−23.0%Reduced
Barclays PLC2,341$241.0K0.00%+181+8.4%Added
Commonwealth Equity Services, LLC2,501$257.4K0.00%+2,501New
Inscription Capital, LLC2,544$261.9K0.02%+2,544New
Mercer Global Advisors Inc2,716$279.6K0.00%+2,716New
Ballentine Partners, LLC2,917$300.3K0.00%+2,917New
SG Americas Securities, LLC2,925$301.0K0.00%+2,925New
IMC-Chicago, LLC2,929$301.5K0.00%−27,434−90.4%Reduced
Proficio Capital Partners LLC3,000$308.8K0.01%−17,000−85.0%Reduced
Police & Firemen's Retirement System of New Jersey3,069$315.9K0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The3,123$321.5K0.00%+3,123New
Balyasny Asset Management LLC3,254$335.0K0.00%+3,254New
Russell Investments Group, Ltd.3,471$357.3K0.00%+2,337+206.1%Added
Aviva PLC3,644$375.1K0.00%+3,644New
Canada Pension Plan Investment Board3,700$380.9K0.00%+3,700New
Two Sigma Investments, LP3,716$382.5K0.00%+3,716New
Marshall Wace, LLP3,757$386.7K0.00%+3,757New
State Board of Administration of Florida Retirement System3,975$409.2K0.00%+3,975New
Virtus ETF Advisers LLC3,976$409.3K0.16%+476+13.6%Added
Mirabella Financial Services LLP4,025$414.3K0.04%+4,025New
Brevan Howard Capital Management LP4,028$414.6K0.01%+4,028New
Atom Investors LP4,124$424.5K0.04%−80,055−95.1%Reduced
Aquatic Capital Management LLC4,299$442.5K0.02%+4,299New
Baader Bank INC4,500$463.2K0.04%+4,500New
New York State Common Retirement Fund4,509$464.2K0.00%+1,800+66.4%Added
Dark Forest Capital Management LP4,720$485.9K0.03%+4,720New
Cornerstone Investment Partners, LLC4,866$500.9K0.02%+4,866New
Alliancebernstein L.P.13,330$509.1K0.00%+1,200+9.9%Added
Mirae Asset Global ETFs Holdings Ltd.5,290$544.6K0.00%−135−2.5%Reduced
Simplex Trading, LLC5,377$553.5K0.01%−38,373−87.7%Reduced
First Trust Advisors LP5,578$574.2K0.00%+5,578New
Susquehanna International Group, LLP5,584$574.8K0.00%−34,214−86.0%Reduced
Central Pacific Bank - Trust Division6,000$617.6K0.06%00.0%Unchanged
Aster Capital Management (DIFC) Ltd6,100$627.9K0.13%+6,100New
Prudential Financial Inc6,532$672.4K0.00%+75+1.2%Added
Occudo Quantitative Strategies LP6,562$675.5K0.04%+6,562New
CWM Advisors, LLC6,604$679.8K0.03%−6,705−50.4%Reduced
Covestor Ltd6,637$683.0K0.39%−1,870−22.0%Reduced
MetLife Investment Management6,651$684.7K0.00%+49+0.7%Added
CenterBook Partners LP6,877$707.9K0.03%−120,797−94.6%Reduced
Gem Investment Advisors, LLC7,183$739.4K0.45%00.0%Unchanged
XTX Topco Ltd8,582$883.4K0.01%+8,582New
Gotham Asset Management, LLC8,867$912.8K0.00%+8,867New
Citadel Advisors LLC9,014$927.9K0.00%−152,149−94.4%Reduced
STRS Ohio9,800$1.01M0.00%−5,900−37.6%Reduced
Numerai GP LLC10,271$1.06M0.09%+10,271New