# FASTLY INC CL A

FASTLY INC CL A is a security (CUSIP 31188V100) tracked across SEC portfolio filings. 339 institutional managers reported $3.6B on Form 13F as of 2026-06-30; 28 registered fund positions totaling $395.5M via N-PORT as of 2026-05-31.

## Summary

- Issuer: FASTLY INC
- Class: CL A
- CUSIP: 31188V100
- Asset category: EC
- 13F holders: 339
- 13F value: $3.6B
- 13F period: 2026-06-30
- N-PORT fund positions: 28
- N-PORT value: $395.5M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 339 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $361.5M | 12,438,640 |
| FMR LLC | BOSTON, MA | $251.0M | 8,636,789 |
| Legal & General Group Plc | London, X0 | $234.2M | 8,059,757 |
| FIRST TRUST ADVISORS LP | Wheaton, IL | $204.3M | 7,031,952 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $172.8M | 16,976,906 |
| [TWO SIGMA INVESTMENTS, LP](https://search.stillhousedata.com/firm/137137) | New York, NY | $163.2M | 5,614,247 |
| JANE STREET GROUP, LLC | NEW YORK, NY | $142.0M | 2,540,660 |
| [Voya Investment Management LLC](https://search.stillhousedata.com/firm/108934) | Atlanta, GA | $114.2M | 3,930,328 |
| [CITADEL ADVISORS LLC](https://search.stillhousedata.com/firm/148826) | MIAMI, FL | $110.1M | 460,314 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $110.0M | 88,070 |
| Capital World Investors | LOS ANGELES, CA | $109.1M | 3,754,537 |
| UBS Group AG | Zurich, V8 | $106.0M | 1,232,739 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $104.0M | 3,577,910 |
| STATE STREET CORP | BOSTON, MA | $94.6M | 3,254,929 |
| [Point72 Asset Management, L.P.](https://search.stillhousedata.com/firm/283077) | Stamford, CT | $92.4M | 3,150,321 |

## Top fund holders (N-PORT)

_Showing 15 of 28 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [SMALLCAP World Fund Inc](https://search.stillhousedata.com/fund/S000009599) | SMALLCAP World Fund Inc | $108.2M | 13.35% |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $45.5M | 5.58% |
| [VANGUARD STRATEGIC EQUITY FUND](https://search.stillhousedata.com/fund/S000002593) | VANGUARD HORIZON FUNDS | $32.9M | 32.48% |
| [T. Rowe Price Science & Technology Fund, Inc.](https://search.stillhousedata.com/fund/S000002119) | T. ROWE PRICE SCIENCE & TECHNOLOGY FUND, INC. | $32.4M | 30.22% |
| [Fidelity Growth Company Fund](https://search.stillhousedata.com/fund/S000007119) | Fidelity Mt. Vernon Street Trust | $32.0M | 3.24% |
| [T. Rowe Price Small-Cap Value Fund, Inc.](https://search.stillhousedata.com/fund/S000002121) | T. ROWE PRICE SMALL-CAP VALUE FUND, INC. | $31.6M | 34.26% |
| [Oberweis Micro-Cap Fund](https://search.stillhousedata.com/fund/S000010231) | OBERWEIS FUNDS | $29.9M | 284.45% |
| [LORD ABBETT DEVELOPING GROWTH FUND INC](https://search.stillhousedata.com/fund/S000006834) | LORD ABBETT DEVELOPING GROWTH FUND, INC. | $18.6M | 83.77% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $12.9M | 7.37% |
| [T. Rowe Price New Horizons Fund, Inc.](https://search.stillhousedata.com/fund/S000002106) | T. ROWE PRICE NEW HORIZONS FUND, INC. | $12.1M | 9.45% |
| [Berkshire Focus Fund](https://search.stillhousedata.com/fund/S000004886) | BERKSHIRE FUNDS | $11.7M | 423.00% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $9.4M | 12.52% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $6.7M | 13.94% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $2.3M | 0.38% |
| [VANGUARD U.S. MOMENTUM FACTOR ETF](https://search.stillhousedata.com/fund/S000061302) | VANGUARD WELLINGTON FUND | $2.1M | 11.70% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/31188V100.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

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.