# FUELCELL ENERGY INC COM NEW

FUELCELL ENERGY INC COM NEW is a security (CUSIP 35952H700) tracked across SEC portfolio filings. 182 institutional managers reported $262.4M on Form 13F as of 2026-06-30; 6 registered fund positions totaling $6.5M via N-PORT as of 2026-04-30.

## Summary

- Issuer: FUELCELL ENERGY INC
- Class: COM NEW
- CUSIP: 35952H700
- Asset category: EC
- 13F holders: 182
- 13F value: $262.4M
- 13F period: 2026-06-30
- N-PORT fund positions: 6
- N-PORT value: $6.5M
- N-PORT report: 2026-04-30

## Top institutional holders (Form 13F)

_Showing 15 of 182 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [Walleye Trading LLC](https://search.stillhousedata.com/firm/136196) | NEW YORK, NY | $27.8M | 252,693 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $19.7M | 1,720,168 |
| Legal & General Group Plc | London, X0 | $18.7M | 2,865,746 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $18.2M | 2,495,652 |
| [MASSACHUSETTS FINANCIAL SERVICES CO /MA/](https://search.stillhousedata.com/firm/110045) | Boston, MA | $11.8M | 327,068 |
| [PANAGORA ASSET MANAGEMENT INC](https://search.stillhousedata.com/firm/105201) | BOSTON, MA | $11.5M | 319,232 |
| [CITADEL ADVISORS LLC](https://search.stillhousedata.com/firm/148826) | MIAMI, FL | $11.5M | 570,289 |
| [ARDSLEY ADVISORY PARTNERS LP](https://search.stillhousedata.com/firm/301116) | Stamford, CT | $8.9M | 120,000 |
| [TWO SIGMA INVESTMENTS, LP](https://search.stillhousedata.com/firm/137137) | New York, NY | $8.4M | 1,281,216 |
| BlackRock, Inc. | New York, NY | $6.8M | 1,035,735 |
| [CenterBook Partners LP](https://search.stillhousedata.com/firm/312387) | Greenwich, CT | $6.4M | 986,037 |
| Bank of New York Mellon Corp | NEW YORK, NY | $6.1M | 169,233 |
| [RENAISSANCE TECHNOLOGIES LLC](https://search.stillhousedata.com/firm/106661) | NEW YORK, NY | $5.8M | 886,600 |
| MILLENNIUM MANAGEMENT LLC | NEW YORK, NY | $4.9M | 752,487 |
| PRINCIPAL FINANCIAL GROUP INC | DES MOINES, IA | $4.7M | 131,537 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $3.6M | 0.44% |
| [TIFF MULTI-ASSET FUND](https://search.stillhousedata.com/fund/S000006387) | TIFF Investment Program | $2.4M | 17.18% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $180K | 0.03% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $163K | 0.05% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $153K | 0.21% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $49K | 0.14% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/35952H700.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.