★
Trade Filings
Managers Stocks Filings Superinvestors
Signals Institutional Buying Institutional Selling Insider Activity 13D & 13G Watch Sector Rotation
Tools Stock Screener Manager Screener Compare Managers Consensus Baskets All Research Tools Data API
Learn & AI Learn Ask the Data AI Agents
News ★ Saved
About About us Methodology Contact Disclaimer
Reader
DATA PLANS

Historical data downloads: coming with accounts.

API GATEWAY

Free read-only JSON access to the site's cached data.
Dark mode

Guided View
New to markets (prices, yields, YTD, market cap)? We explain every term as you browse, in plain English. Same data, with the help built in.

Expert View
You already know the market. Just the data: clean, fast and compact, with no extra explanations. This is the default view.

Interface language
Manager record

Aquamarine Zurich AG

Zurich, V8 · CIK 1953324 · EDGAR filings ↗

Cover-page record: Trade Filings parses every position for its tracked managers; for this filer it indexes the cover-page totals of each quarterly 13F report on SEC EDGAR.

$144,091Reported 13F valueQ2 2026 · as filed
7Holdings listed
+6.5%vs prior quartervalue change includes market moves
6Quarters on record
Jul 10Latest filed
Reported 13F value by quarter, Q1 2025 to Q2 2026Q1 2025: $293.7K$293.7KQ1 202514 holdingsQ2 2025: $309.8K$309.8KQ2 202514 holdingsQ3 2025: $317.4K$317.4KQ3 202514 holdingsQ4 2025: $147.5K$147.5KQ4 20257 holdingsQ1 2026: $135.3K$135.3KQ1 20267 holdingsQ2 2026: $144.1K$144.1KQ2 20267 holdings
Reported 13F value by quarter from the cover pages of this filer (live documents; sub-portfolio reports summed), with holdings listed beneath each bar.
Filing record
Jul 10 2026 13F-HR · period Q2 2026

$144,091 · 7 holdings listed · View original SEC filing ↗
Apr 17 2026 13F-HR · period Q1 2026

$135,303 · 7 holdings listed · View original SEC filing ↗
Jan 15 2026 13F-HR · period Q4 2025

$147,543 · 7 holdings listed · View original SEC filing ↗
Oct 20 2025 13F-HR · period Q3 2025

$317,370 · 14 holdings listed · View original SEC filing ↗
Jul 18 2025 13F-HR/A · period Q1 2025

$293,674 · 14 holdings listed · amendment (restatement) · View original SEC filing ↗
Jul 18 2025 13F-HR/A · period Q2 2025

$309,842 · 14 holdings listed · amendment (restatement) · View original SEC filing ↗
Jul 16 2025 13F-HR · period Q2 2025

$309,842 · 14 holdings listed · View original SEC filing ↗
Provenance: Cover-page totals from the quarterly 13F reports of this filer on SEC EDGAR; position-level holdings are parsed for tracked managers only. Reporting period: Q2 2026 · latest filing Jul 10, 2026 · Change methodology