ADTRAN Inc (ADTN) is held by 137 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is BlackRock, Inc. as of Q2 2026.

Are institutions buying or selling ADTN?

In Q2 2026, 84 institutions opened or increased positions in ADTRAN Inc while 55 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on ADTN?

HoldingsIntel scores ADTRAN Inc across four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) — with 3 of the 4 carrying data for ADTN. In Q2 2026, the institutional leg showed net inflows: 84 buying versus 55 selling.

How many hedge funds hold ADTN?

137 institutional investors report holding ADTRAN Inc (ADTN) as of Q2 2026, based on SEC 13F filings.

Is institutional money flowing into ADTN?

As of Q2 2026, tracked institutions in ADTRAN Inc show 84 buyers versus 55 sellers — net inflows.

ADTRAN Inc

ADTN·00486H105·US·Common Stock·Technology - Communication Equipment-13D/G

137

Holders

(7 Elite)

$1.1B

Total Value

60% (139)

Consensus

84 buying - 55 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Held by 137 funds

7 elite

Who's Trading

Source dates: Price Oct 9, 2026 · Insiders Aug 10, 2026 · Activists Apr 28, 2026 · Congress none

InsiderGCGlingener ChristophVest 28K shAug 10, 2026

InsiderSPSanto Timothy PBuy $50KAug 6, 2026

InsiderGCGlingener ChristophVest 9K shJul 24, 2026

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	Action
BlackRock, Inc.	Decreased	7.8M(-0.1%)	$108.9M	0.0%	-11.30%	0
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	5.1M(+7.6%)	$71.4M	0.0%	-26.61%	32
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	3.5M(+2.5%)	$48.8M	0.0%	-25.22%	30
STATE STREET CORP	Increased	3.1M(+31.1%)	$42.9M	0.0%	-19.88%	37
ROYCE & ASSOCIATES LP	Decreased	3M(-4.9%)	$41.3M	0.3%	-17.11%	0
UBS Group AG	Increased	2.9M(+1080.3%)	$40.9M	0.0%	-44.67%	47
TWO SIGMA INVESTMENTS, LP	Increased	2.9M(+157.8%)	$40.3M	0.0%	-39.21%	47
MILLENNIUM MANAGEMENT LLC	Increased	2.7M(+43.6%)	$37.8M	0.0%	-27.64%	39
DnB Asset Management AS	Decreased	2.6M(-16.1%)	$36.4M	0.1%	-40.69%	0
JPMORGAN CHASE & CO	Increased	2.6M(+72.7%)	$36.1M	0.0%	-34.68%	43
GEODE CAPITAL MANAGEMENT, LLC	Increased	2M(+7.6%)	$27.2M	0.0%	-52.67%	31
MORGAN STANLEY	Decreased	1.8M(-2.2%)	$24.9M	0.0%	-1.46%	0
RENAISSANCE TECHNOLOGIES LLC	Increased	1.8M(+774.2%)	$24.7M	0.0%	-45.12%	46
Boston Partners	Increased	1.7M(+39.8%)	$22.7M	0.0%	-32.33%	38
Qube Research & Technologies Ltd	Increased	1.4M(+418.2%)	$19.4M	0.0%	-42.70%	46
DIMENSIONAL FUND ADVISORS LP	Increased	1.4M(+2.2%)	$19M	0.0%	-14.05%	29
First Eagle Investment Management, LLC	Decreased	1.2M(-8.8%)	$17.4M	0.0%	-9.15%	0
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	Decreased	1.1M(-44.8%)	$15.3M	0.0%	-8.86%	0
DED. E. Shaw & Co., Inc.	Decreased	1.1M(-10.4%)	$15.2M	0.0%	-16.82%	0
GOLDMAN SACHS GROUP INC	Increased	1M(+7.7%)	$14.5M	0.0%	-21.78%	30

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer

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