# 908 DEVICES INC Common Stocks

908 DEVICES INC Common Stocks is a security (CUSIP 65443P102) tracked across SEC portfolio filings. 113 institutional managers reported $174.4M on Form 13F as of 2026-06-30; 11 registered fund positions totaling $5.2M via N-PORT as of 2026-05-31.

## Summary

- Issuer: 908 DEVICES INC
- Class: Common Stocks
- CUSIP: 65443P102
- Asset category: EC
- 13F holders: 113
- 13F value: $174.4M
- 13F period: 2026-06-30
- N-PORT fund positions: 11
- N-PORT value: $5.2M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 113 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [First Light Asset Management, LLC](https://search.stillhousedata.com/firm/168899) | Edina, MN | $37.2M | 6,072,563 |
| AWM Investment Company, Inc. | NEW YORK, NY | $31.8M | 5,199,924 |
| ARK Investment Management LLC | St. Petersburg, FL | $11.9M | 1,946,685 |
| BlackRock, Inc. | New York, NY | $10.8M | 1,767,316 |
| [First Eagle Investment Management, LLC](https://search.stillhousedata.com/firm/108260) | NEW YORK, NY | $8.1M | 929,985 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $7.7M | 1,470,864 |
| [NEEDHAM INVESTMENT MANAGEMENT LLC](https://search.stillhousedata.com/firm/106783) | NEW YORK, NY | $7.6M | 1,240,000 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $4.3M | 695,455 |
| [Granahan Investment Management, LLC](https://search.stillhousedata.com/firm/107745) | WALTHAM, MA | $4.3M | 695,070 |
| [ESSEX INVESTMENT MANAGEMENT CO LLC](https://search.stillhousedata.com/firm/109962) | BOSTON, MA | $4.1M | 470,244 |
| STATE STREET CORP | BOSTON, MA | $3.8M | 625,892 |
| Tao Capital Management LP | SAN FRANCISCO, CA | $3.5M | 568,981 |
| MORGAN STANLEY | NEW YORK, NY | $2.3M | 373,258 |
| [Meros Investment Management, LP](https://search.stillhousedata.com/firm/305152) | DALLAS, TX | $2.2M | 361,738 |
| [PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.](https://search.stillhousedata.com/firm/115220) | TULSA, OK | $2.2M | 361,595 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $1.9M | 0.23% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $1.2M | 0.68% |
| [BRUCE FUND](https://search.stillhousedata.com/fund/S000011411) | Bruce Fund, Inc. | $836K | 23.09% |
| [1290 Essex Small Cap Growth Fund](https://search.stillhousedata.com/fund/S000076802) | 1290 Funds | $776K | 69.16% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $247K | 0.51% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $97K | 0.02% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $60K | 0.02% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $42K | 0.06% |
| [DWS Small Cap Index VIP](https://search.stillhousedata.com/fund/S000006223) | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $25K | 0.60% |
| [TIAA Separate Account VA-1 - Stock Index Account](https://search.stillhousedata.com/fund/S000005098) | TIAA Separate Account VA-1 | $3K | 0.02% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $-13K | -0.04% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/65443P102.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.