# KINIKSA PHARMACEUTICALS INTL ORD SHS CL A

KINIKSA PHARMACEUTICALS INTL ORD SHS CL A is a security (CUSIP G52694109) tracked across SEC portfolio filings. 248 institutional managers reported $2.4B on Form 13F as of 2026-06-30; 6 registered fund positions totaling $22.5M via N-PORT as of 2026-04-30.

## Summary

- Issuer: KINIKSA PHARMACEUTICALS INTL
- Class: ORD SHS CL A
- CUSIP: G52694109
- Asset category: EC
- 13F holders: 248
- 13F value: $2.4B
- 13F period: 2026-06-30
- N-PORT fund positions: 6
- N-PORT value: $22.5M
- N-PORT report: 2026-04-30

## Top institutional holders (Form 13F)

_Showing 15 of 248 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| FMR LLC | BOSTON, MA | $328.6M | 6,823,700 |
| Rubric Capital Management LP | New York, NY | $180.6M | 3,750,000 |
| BlackRock, Inc. | New York, NY | $175.2M | 2,739,615 |
| [BAKER BROS. ADVISORS LP](https://search.stillhousedata.com/firm/158149) | NEW YORK, NY | $136.1M | 2,826,246 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $128.4M | 3,112,937 |
| TANG CAPITAL MANAGEMENT LLC | SAN DIEGO, CA | $108.8M | 2,259,889 |
| [Caption Management, LLC](https://search.stillhousedata.com/firm/173841) | OKLAHOMA CITY, OK | $48.1M | — |
| MORGAN STANLEY | NEW YORK, NY | $48.0M | 997,786 |
| D. E. Shaw & Co., Inc. | New York, NY | $46.2M | 959,257 |
| STATE STREET CORP | BOSTON, MA | $45.0M | 704,194 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | BOSTON, MA | $43.0M | 892,666 |
| [RICE HALL JAMES & ASSOCIATES, LLC](https://search.stillhousedata.com/firm/125410) | San Diego, CA | $40.0M | 624,928 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $39.1M | 811,922 |
| Pictet Asset Management Holding SA | CAROUGE, V8 | $38.9M | 608,650 |
| [Spruce Street Capital LP](https://search.stillhousedata.com/firm/333213) | NEW YORK, NY | $36.6M | 761,063 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [Oberweis Micro-Cap Fund](https://search.stillhousedata.com/fund/S000010231) | OBERWEIS FUNDS | $14.7M | 139.93% |
| [VANGUARD STRATEGIC EQUITY FUND](https://search.stillhousedata.com/fund/S000002593) | VANGUARD HORIZON FUNDS | $3.8M | 3.76% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $1.1M | 0.19% |
| [VANGUARD EXPLORER FUND](https://search.stillhousedata.com/fund/S000002578) | VANGUARD EXPLORER FUND | $1.0M | 0.47% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $949K | 0.31% |
| [VANGUARD GROWTH AND INCOME FUND](https://search.stillhousedata.com/fund/S000002913) | VANGUARD QUANTITATIVE FUNDS | $920K | 0.56% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/g52694109.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.