# Peter Rathjens

Peter Rathjens of Grand Cayman, E9 appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. 8 filing roles across Form D (5), Form 13F (2), Form ADV (1).

## Filings (8)

| Filed | Source | Entity | Role | Location |
| --- | --- | --- | --- | --- |
| 2026-01-08 | Form ADV | [ARROWSTREET CAPITAL, LIMITED PARTNERSHIP](https://search.stillhousedata.com/firm/111298) | MEMBER / BOARD MEMBER | BOSTON, MA |
| 2014-02-14 | Form 13F | [ARROWSTREET CAPITAL, LIMITED PARTNERSHIP](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1164508&type=&dateb=&owner=include&count=40) | Chief Investment Officer | BOSTON, MA |
| 2014-02-14 | Form 13F | [ARROWSTREET CAPITAL HOLDING LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1402828&type=&dateb=&owner=include&count=40) | Chief Investment Officer | BOSTON, MA |
| 2019-01-31 | Form D | [Arrowstreet Capital Global All Country Alpha Extension Fund Ltd](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1645519&type=&dateb=&owner=include&count=40) | Director | GEORGE TOWN, E9 |
| 2019-01-31 | Form D | [Arrowstreet Capital Global Equity Alpha Extension Fund Ltd](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1664907&type=&dateb=&owner=include&count=40) | Director | Boston, MA |
| 2019-01-31 | Form D | [Arrowstreet Capital Global All Country Alpha Extension Fund (Cayman) Ltd](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1675656&type=&dateb=&owner=include&count=40) | Director | Boston, MA |
| 2019-01-31 | Form D | [Arrowstreet World Small Cap Equity Alpha Extension Fund (Cayman) Ltd](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1700776&type=&dateb=&owner=include&count=40) | Director | Boston, MA |
| 2019-01-31 | Form D | [Arrowstreet ACWI Alpha Extension Fund III (Cayman) Ltd](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1713212&type=&dateb=&owner=include&count=40) | Director | Boston, MA |


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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.