# LIBERTY BROADBAND CORP COM SER A

LIBERTY BROADBAND CORP COM SER A is a security (CUSIP 530307107) tracked across SEC portfolio filings. 209 institutional managers reported $751.8M on Form 13F as of 2026-06-30; 23 registered fund positions totaling $29.8M via N-PORT as of 2026-05-31.

## Summary

- Issuer: LIBERTY BROADBAND CORP
- Class: COM SER A
- CUSIP: 530307107
- Asset category: EC
- 13F holders: 209
- 13F value: $751.8M
- 13F period: 2026-06-30
- N-PORT fund positions: 23
- N-PORT value: $29.8M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 209 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $81.1M | 1,679,806 |
| ARISTEIA CAPITAL LLC | GREENWICH, CT | $63.3M | 1,259,939 |
| BlackRock, Inc. | New York, NY | $51.3M | 1,020,669 |
| [ALLIANCEBERNSTEIN L.P.](https://search.stillhousedata.com/firm/108477) | NASHVILLE, TN | $32.9M | 680,609 |
| [JNE Partners LLP](https://search.stillhousedata.com/firm/300860) | London, X0 | $31.9M | 635,155 |
| MILLENNIUM MANAGEMENT LLC | NEW YORK, NY | $31.8M | 633,240 |
| [Empyrean Capital Partners, LP](https://search.stillhousedata.com/firm/138978) | LOS ANGELES, CA | $25.1M | 500,000 |
| [Verition Fund Management LLC](https://search.stillhousedata.com/firm/156610) | GREENWICH, CT | $24.6M | 489,208 |
| MORGAN STANLEY | NEW YORK, NY | $23.0M | 457,129 |
| [Squarepoint Ops LLC](https://search.stillhousedata.com/firm/172116) | New York, NY | $22.1M | 440,105 |
| D. E. Shaw & Co., Inc. | New York, NY | $21.2M | 421,402 |
| [Slotnik Capital, LLC](https://search.stillhousedata.com/firm/324251) | DALLAS, TX | $21.1M | 420,700 |
| [Long Focus Capital Management, LLC](https://search.stillhousedata.com/firm/322024) | San Juan, PR | $18.8M | 375,000 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $17.8M | 354,244 |
| [WHITEBOX ADVISORS LLC](https://search.stillhousedata.com/firm/121995) | MINNEAPOLIS, MN | $17.5M | 348,076 |

## Top fund holders (N-PORT)

_Showing 15 of 23 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $9.5M | 1.16% |
| [The Merger Fund](https://search.stillhousedata.com/fund/S000005158) | Merger Fund | $7.2M | 29.30% |
| [Sequoia Fund Inc](https://search.stillhousedata.com/fund/S000012155) | Sequoia Fund Inc | $3.3M | 9.91% |
| [Partners III Opportunity Fund](https://search.stillhousedata.com/fund/S000008514) | Weitz Funds | $2.0M | 64.03% |
| [The Gabelli Asset Fund](https://search.stillhousedata.com/fund/S000001087) | Gabelli Asset Fund | $1.9M | 11.91% |
| Gabelli Equity Trust Inc | Gabelli Equity Trust Inc | $1.7M | 9.71% |
| Gabelli Multimedia Trust Inc. | Gabelli Multimedia Trust Inc. | $683K | 44.77% |
| [The Gabelli Value 25 Fund Inc.](https://search.stillhousedata.com/fund/S000001076) | Gabelli Value 25 Fund Inc | $653K | 27.29% |
| [Large Cap Index Master Portfolio](https://search.stillhousedata.com/fund/S000033023) | Master Investment Portfolio | $534K | 0.15% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $423K | 0.14% |
| [AB All Market Total Return Portfolio](https://search.stillhousedata.com/fund/S000010512) | AB PORTFOLIOS | $405K | 9.35% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $382K | 0.06% |
| [Enterprise Mergers and Acquisitions Fund](https://search.stillhousedata.com/fund/S000017793) | Gabelli 787 Fund, Inc. | $352K | 61.71% |
| [VANGUARD TAX-MANAGED BALANCED FUND](https://search.stillhousedata.com/fund/S000004383) | VANGUARD TAX-MANAGED FUNDS | $225K | 0.20% |
| [The Gabelli Utilities Fund](https://search.stillhousedata.com/fund/S000001075) | Gabelli Utilities Fund | $131K | 0.74% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/530307107.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.