{
  "id": 10648449,
  "title": "Hedge fund Castle Hook Partners takes penthouse floors at 625 Madison Avenue",
  "url": "https://urgent.news/2026/09/29/hedge-fund-castle-hook-partners-takes-penthouse-floors-at-625-madison",
  "topic": "finance",
  "section": "Finance & Markets",
  "published": "2026-09-29T08:12:00.000Z",
  "source": {
    "name": "Hedgeweek",
    "slug": "hedgeweek",
    "url": "https://hedgeweek.com/news/hedge-fund-castle-hook-partners-takes-penthouse-floors-at-625-madison-avenue"
  },
  "original_language": "en",
  "account": "Hedge fund Castle Hook Partners has secured a 15-year lease for both the 52nd and 53rd floors of the 53-story building at 625 Madison Avenue, according to a memorandum filed in New York City records. While the exact financial terms of the agreement remain undisclosed, market reports suggest that rents for the tower's upper floors could reach $400 per square foot. The lease also includes options for an additional 10 years.\n\nCastle Hook Partners officially operates out of 767 Fifth Avenue, known colloquially as the General Motors Building. It is unclear at this time whether the new agreement signifies a move or an expansion of the hedge fund's current office space. The lease further accentuates the concentration of investment firms at this Upper East Side Manhattan address, which is being developed by Related as a significant new office tower.\n\nGlobal investment firm General Atlantic recently announced plans to occupy 152,000 square feet across five floors at the development, positioning itself as a prominent anchor tenant. Private equity firm Veritas Capital is also anticipated to lease around 92,743 square feet at the property, as indicated in a recent Colliers Manhattan office market report.",
  "summary": "The report cites a memorandum of lease filed in New York City records as showing that Castle Hook has signed a 15-year lease covering the entire 52nd and 53rd floors of the 53-storey development. Financial terms have not been disclosed, although rents for the tower’s upper floors are reportedly being marketed at as much as $400 per square foot. The agreement also includes options for a further 10…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}