# BOX INC CL A

BOX INC CL A is a security (CUSIP 10316T104) tracked across SEC portfolio filings. 421 institutional managers reported $3.4B on Form 13F as of 2026-06-30; 26 registered fund positions totaling $91.5M via N-PORT as of 2026-05-31.

## Summary

- Issuer: BOX INC
- Class: CL A
- CUSIP: 10316T104
- Asset category: EC
- 13F holders: 421
- 13F value: $3.4B
- 13F period: 2026-06-30
- N-PORT fund positions: 26
- N-PORT value: $91.5M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 421 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $598.5M | 25,319,081 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $552.1M | 18,458,285 |
| [EARNEST PARTNERS LLC](https://search.stillhousedata.com/firm/107926) | ATLANTA, GA | $172.7M | 7,305,258 |
| STATE STREET CORP | BOSTON, MA | $134.3M | 5,681,250 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | BOSTON, MA | $116.3M | 4,918,991 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $83.6M | 3,534,116 |
| BANK OF AMERICA CORP /DE/ | CHARLOTTE, NC | $79.2M | 3,351,199 |
| SEI INVESTMENTS CO | OAKS, PA | $75.6M | 3,198,450 |
| UBS Group AG | Zurich, V8 | $71.6M | 911,603 |
| [Squarepoint Ops LLC](https://search.stillhousedata.com/firm/172116) | New York, NY | $63.7M | 2,612,674 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $63.2M | 2,674,883 |
| [MARSHALL WACE, LLP](https://search.stillhousedata.com/firm/160885) | LONDON, X0 | $62.2M | 2,630,154 |
| [CITADEL ADVISORS LLC](https://search.stillhousedata.com/firm/148826) | MIAMI, FL | $59.4M | 2,337,851 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $58.2M | 2,461,347 |
| MORGAN STANLEY | NEW YORK, NY | $41.7M | 1,762,561 |

## Top fund holders (N-PORT)

_Showing 15 of 26 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $37.8M | 4.63% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $19.5M | 11.11% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $10.5M | 14.02% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $5.4M | 11.16% |
| [Small Cap Core Portfolio](https://search.stillhousedata.com/fund/S000051867) | Bernstein Fund Inc | $3.1M | 43.95% |
| [Fidelity Large Cap Value Enhanced Index Fund](https://search.stillhousedata.com/fund/S000015910) | Fidelity Commonwealth Trust II | $2.7M | 4.72% |
| [VOYA SMALL COMPANY PORTFOLIO](https://search.stillhousedata.com/fund/S000008709) | Voya VARIABLE PORTFOLIOS INC | $1.9M | 105.35% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $1.8M | 0.31% |
| [BNY Mellon Smallcap Stock Index Fund](https://search.stillhousedata.com/fund/S000000132) | BNY MELLON INDEX FUNDS, INC. | $1.7M | 20.38% |
| Nuveen S&P 500 Dynamic Overwrite Fund | Nuveen S&P 500 Dynamic Overwrite Fund | $1.6M | 6.24% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $1.5M | 0.51% |
| [Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF](https://search.stillhousedata.com/fund/S000048296) | Goldman Sachs ETF Trust | $1.4M | 14.45% |
| [Voya MI Dynamic Small Cap Fund](https://search.stillhousedata.com/fund/S000066937) | Voya Equity Trust | $1.4M | 74.64% |
| [BlackRock Advantage SMID Cap Fund, Inc.](https://search.stillhousedata.com/fund/S000002323) | BlackRock Advantage SMID Cap Fund, Inc. | $806K | 10.67% |
| [Touchstone Variable Series Trust-Touchstone Small Company Fund](https://search.stillhousedata.com/fund/S000059069) | Touchstone Variable Series Trust | $709K | 122.87% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/10316T104.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.