As of the latest SEC filings, ADTRAN Holdings, Inc. (ADTN) is held by 213 institutional funds. The largest fund shareholder is VANGUARD TOTAL STOCK MARKET INDEX FUND (VTI), holding an estimated $31,662,878.76 in market value, representing a significant portion of its portfolio.
Funds holding ADTRAN Holdings, Inc. (ADTN)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- ADTN
- CIK:
- 0000926282
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
|
ETF | Vanguard | 0.00% | $31,662,878.76 | 2,516,922 | Mar 31, 2026 | May 28, 2026 |
|
IWM
iShares Russell 2000 ETF
|
ETF | BlackRock / iShares | 0.03% | $23,098,087.68 | 1,836,096 | Mar 31, 2026 | May 28, 2026 |
|
FESCX
First Eagle Small Cap Opportunity Fund
|
MF | Independent / Boutique | 0.90% | $20,131,202.31 | 1,137,999 | Apr 30, 2026 | Jun 25, 2026 |
|
VITAX
VANGUARD INFORMATION TECHNOLOGY INDEX FUND
|
ETF | Vanguard | 0.01% | $18,443,833.80 | 1,808,219 | Feb 28, 2026 | Apr 28, 2026 |
|
FSSNX
Fidelity Small Cap Index Fund
|
MF | Fidelity | 0.04% | $12,996,471.51 | 734,679 | Apr 30, 2026 | Jun 26, 2026 |
|
PTF
Invesco Dorsey Wright Technology Momentum ETF
|
ETF | Invesco | 2.08% | $12,099,906.93 | 683,997 | Apr 30, 2026 | Jun 26, 2026 |
|
NESGX
Needham Small Cap Growth Fund
|
MF | Independent / Boutique | 6.75% | $11,706,948.00 | 930,600 | Mar 31, 2026 | May 19, 2026 |
|
QASCX
Federated Hermes MDT Small Cap Core Fund
|
MF | Federated Hermes | 0.56% | $10,509,929.73 | 594,117 | Apr 30, 2026 | Jun 23, 2026 |
|
VEMPX
VANGUARD EXTENDED MARKET INDEX FUND
|
ETF | Vanguard | 0.01% | $10,392,136.72 | 826,084 | Mar 31, 2026 | May 28, 2026 |
|
VEXPX
VANGUARD EXPLORER FUND
|
MF | Vanguard | 0.05% | $10,078,346.80 | 569,720 | Apr 30, 2026 | Jun 26, 2026 |
|
ROFRX
Royce Small-Cap Opportunity Fund
|
MF | Independent / Boutique | 0.86% | $9,668,572.86 | 768,567 | Mar 31, 2026 | May 21, 2026 |
|
HRTVX
Heartland Value Fund
|
MF | Independent / Boutique | 0.97% | $9,435,000.00 | 750,000 | Mar 31, 2026 | May 5, 2026 |
|
ICSCX
William Blair Small Cap Value Fund
|
MF | Independent / Boutique | 1.00% | $9,361,885.04 | 744,188 | Mar 31, 2026 | May 28, 2026 |
|
VSTCX
VANGUARD STRATEGIC SMALL-CAP EQUITY FUND
|
MF | Vanguard | 0.37% | $9,168,341.74 | 728,803 | Mar 31, 2026 | May 28, 2026 |
|
RMT
ROYCE MICRO-CAP TRUST, INC.
|
CEF | Independent / Boutique | 1.32% | $9,059,210.24 | 720,128 | Mar 31, 2026 | May 21, 2026 |
|
VSEQX
VANGUARD STRATEGIC EQUITY FUND
|
MF | Vanguard | 0.08% | $8,038,557.10 | 638,995 | Mar 31, 2026 | May 28, 2026 |
|
XTL
State Street(R) SPDR(R) S&P(R) Telecom ETF
|
ETF | State Street (SPDR) | 1.85% | $7,733,165.02 | 614,719 | Mar 31, 2026 | May 28, 2026 |
|
IWO
iShares Russell 2000 Growth ETF
|
ETF | BlackRock / iShares | 0.06% | $7,648,551.94 | 607,993 | Mar 31, 2026 | May 28, 2026 |
|
DFSTX
U.S. SMALL CAP PORTFOLIO
|
MF | Dimensional Fund Advisors | 0.03% | $4,900,130.00 | 277,000 | Apr 30, 2026 | Jun 24, 2026 |
|
FESM
Fidelity Enhanced Small Cap ETF
|
ETF | Fidelity | 0.12% | $4,870,347.00 | 387,150 | Mar 31, 2026 | May 26, 2026 |
|
DFAS
Dimensional U.S. Small Cap ETF
|
ETF | Dimensional Fund Advisors | 0.03% | $4,498,850.04 | 254,316 | Apr 30, 2026 | Jun 29, 2026 |
|
TSMEX
Nuveen Quant Small/Mid Cap Equity Fund
|
MF | TIAA / Nuveen | 0.17% | $4,335,819.00 | 245,100 | Apr 30, 2026 | Jun 24, 2026 |
|
DISVX
DFA INTERNATIONAL SMALL CAP VALUE PORTFOLIO
|
MF | Dimensional Fund Advisors | 0.03% | $4,196,268.43 | 240,110 | Apr 30, 2026 | Jun 24, 2026 |
|
RMCFX
Royce Micro-Cap Fund
|
MF | Independent / Boutique | 1.30% | $4,174,308.18 | 331,821 | Mar 31, 2026 | May 21, 2026 |
|
FTEC
Fidelity MSCI Information Technology Index ETF
|
ETF | Fidelity | 0.02% | $4,009,367.74 | 226,646 | Apr 30, 2026 | Jun 23, 2026 |
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