Guy Spier: Stock Portfolio, Performance and Latest Trades

Aquamarine Capital

Holdings history from Q4 2014Latest report: Q2 2026, filed July 10, 2026SEC filings (CIK 1404599)SEC filings (CIK 1953324)
13F portfolio value
$144.1M
7 holdings at Q2 2026

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Guy Spier's portfolio

As of Q2 2026, filed July 10, 2026 · prices as of October 8, 2026

CompanyShare of portfolioAverage buy priceReturnCurrent priceValue nowSharesHeld sinceLast quarterLast change
33.9%$153.96+232%$511.05$49.9M97,600Q4 2016No changeQ4 2025
15.6%$230,815.67+232%$766,882.00$23M30Q4 2016No changeQ4 2016
15.3%$69.23+345%$308.10$20M65,000Q4 2016No changeQ4 2025
14.3%$81.62+604%$574.76$23M40,000Q4 2014No changeQ4 2025
8.49%$102.03+350%$458.69$12.4M27,000Q1 2016No changeQ2 2020
7.71%$40.37+862%$388.28$11.6M30,000Q1 2016No changeQ4 2025
4.80%$321.12+99.8%$641.50$7.4M11,500Q2 2021No changeQ2 2021

No buys or sells in Q1 2026. Every position stayed the same.

Guy Spier's portfolio by sector

Share of the stock portfolio at Q2 2026.

79%Financials
SectorShareValueHoldings
Financials79%$113.8M3
Industrials8.5%$12.2M1
Consumer Discretionary7.7%$11.1M1
Communication Services4.8%$6.9M1

Portfolio performance: Guy Spier vs. benchmarks

Your result if you had bought each reported portfolio on the day it was made public and held it until the next report, against the S&P 500 and Nasdaq-100.

  • You, copying after each 13F filing – estimated value
  • S&P 500
  • Nasdaq-100
−40%−20%0%+20%+40%+60%+80%+100%+120%OctJulApr2024OctJulApr+113%Nasdaq-100+89%S&P 500+85%You, copying
Oct 8, 2021 to Oct 8, 2026, buying on 13F filing dates; prices adjusted for dividends and splits.
Total returnPer year
You, copying after each 13F filing – estimated value+85.3%+13.1%
S&P 500+89.0%+13.6%
Nasdaq-100+113.3%+16.4%

Prices were available for 80% of the portfolio value on average; the rest is left out of the return.

Guy Spier's most traded stocks

Quarters with a buy or a sell, all reports since Q4 2014.

CompanyQuarters boughtQuarters soldLast change
92Q4 2025
34Q4 2025
14Q4 2025
23Q4 2025
13Q4 2025
22Q4 2025
22Q1 2019
04Q3 2018
21Q4 2025
12Q2 2021
03Q4 2020
11Q4 2025
11Q4 2025
11Q4 2025
11Q1 2025