RIA / Wealth Management

Guardian Partners Inc. — 13F Portfolio

Pasadena, CA SEC Registered Investment Advisor High Net Worth CIK: 0001884799
13F Score ?
3Y · Top 10 · Mgr Wt
13F Score ?
7Y · Top 10 · Mgr Wt
S&P 500 ?
80
Benchmark
$1.20B
AUM
+8.39%
2026 Q1
+41.17%
1-Year Return
+35.79%
Top 10 Concentration
+7.84%
Turnover
-3.84%
AUM Change
Since 2024
First Filing
192
# of Holdings

Fund Overview

13F Filed: 2026-05-18

As of 2026 Q1, Guardian Partners Inc. manages $1.20B in reported 13F assets , holds 192 positions with +35.79% top-10 concentration , and delivered a 1-year return of +41.17% on its disclosed equity portfolio. Filing 13F reports since 2024. View full holdings list →

About

Investment Strategy

Analytics Summary

Risk Profile

Key Personnel

Michael H. Sanders — Chief Executive Officer & Chief Investment Officer
Jason M. Sandler — President & Chief Operating Officer
Official 13F Filings — SEC EDGAR Key personnel and Fund Overview may contain mistakes

Activity Summary — 2026 Q1

Q1 2026 13F Filed: May 18, 2026

Top Buys

% $
Stock % Impact
+1.91%
+1.17%
Bond/Debt
+0.51%
+0.45%
+0.34%
+0.34%

Top Sells

% $
Stock % Impact
Sold All 😨 Was: 0.74% -0.77%
-0.67%
Sold All 😨 Was: 0.55% -0.57%
-0.52%
-0.43%
Sold All 😨 Was: 0.41% -0.42%

Top Holdings

2026 Q1 Top 6 mgr. wt. · 2025 Q4+8.39%
Stock %
6.79%
5.47%
4.16%
3.74%
3.66%
2.98%
View All Holdings

Activity Summary

Latest
Market Value $1.20B
AUM Change -3.84%
New Positions 16
Increased Positions 84
Closed Positions 25
Top 10 Concentration +35.79%
Portfolio Turnover +7.84%
Alt Turnover +9.83%

Sector Allocation Trends

Quarterly History
Free View: Last 10 Quarters. Subscribe to see full history

Holdings Analysis

Size: % of Portfolio Color: Last Full-Quarter Return No data
Free: 10 quarters

Positions Dynamics

Visualizing Top 20 holdings weight history over the last 10 quarters.

Portfolio Analytics — Latest

Guardian Partners Inc. risk dashboard covering volatility, beta, value-at-risk, drawdowns, concentration, factor tilts, benchmark comparison, and stress testing for the latest disclosed portfolio.

Risk access
Building institutional risk profile...
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Real-time Analytics
High-Conviction Alpha
AAPL 92.4
NVDA 88.1
MSFT 74.3
Strategy Guardian
Style Drift 0.12
Sector Rotation 0.38

Tracking institutional benchmark deviation

Scenario Lab
2008 GFC -32.4%
Covid-19 -18.1%
2022 Bear -24.7%
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Real conviction scores for every holding  ·  Strategy Guardian alerts  ·  Live Scenario Lab stress tests
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Best Strategy vs. Benchmarks

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Returns
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1-Year Return
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Ann. Return
Risk
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Std Deviation
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Max Drawdown
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Beta vs SPY
Quality
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Sharpe
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Win Rate
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Payoff Ratio
Edge Metrics Last 10 quarters only
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Alpha annualized
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Up Capture
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Down Capture

Strategy Backtester: Guardian Partners Inc.

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Risk insights! Identify periods when the fund lagged the benchmark – critical for timing entries.

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Underperformance Analysis — Top 10 Holdings vs SPY

Backtesting Guardian Partners Inc.'s top 10 holdings against SPY identified 3 underperformance periods. Worst drawdown: 2025-05 – 2025-07 (-7.9% vs SPY, 3 quarters).

Avg. lag: -4.1% vs SPY Avg. duration: 2.0 quarters
Backtest Snapshot — Top 10 Holdings (Mn-Weighted)

The ticker-level breakdown shows how each of Guardian Partners Inc.'s top holdings contributed to portfolio returns quarter by quarter. Strongest recent contributors inside the last 5 years of the quarterly Top 10 backtest window: TD (2024 Q4 – 2025 Q4, +8.6 pts), RY (2024 Q4 – 2025 Q4, +8.6 pts), BMO (2024 Q4 – 2025 Q4, +5.2 pts), BNS (2024 Q4 – 2025 Q4, +4.3 pts), CM (2024 Q4 – 2025 Q4, +2.7 pts) .

Strategy ann.: 29.0% SPY ann.: 17.9% Period: 2025–2026
Best Recent Contributors — Last 5Y
All 5 recent top contributors beat SPY, which means this fund's strongest recent return drivers also outperformed the index over the same window.
2024 Q4 – 2025 Q4 • 5Q in Top 10 Beat SPY
TD
+83%
SPY
+24%
Contrib
+8.6%
2024 Q4 – 2025 Q4 • 5Q in Top 10 Beat SPY
RY
+59%
SPY
+24%
Contrib
+8.6%
2024 Q4 – 2025 Q4 • 5Q in Top 10 Beat SPY
BMO
+58%
SPY
+24%
Contrib
+5.2%
2024 Q4 – 2025 Q4 • 5Q in Top 10 Beat SPY
BNS
+56%
SPY
+24%
Contrib
+4.3%
2024 Q4 – 2025 Q4 • 3Q in Top 10 Beat SPY
CM
+42%
SPY
+9%
Contrib
+2.7%
Stock return (green = beat SPY)   Stock return (red = lagged SPY)   SPY same period   Cumulative contribution during the last 5 years of the quarterly Mn-weighted Top 10 strategy

Frequently Asked Questions

What does Guardian Partners Inc. invest in?
Guardian Partners Inc. employs a diversified investment strategy that balances growth objectives with capital preservation priorities appropriate for wealth management clients. The firm's approach reflects a blend orientation, integrating growth and value considerations within a strategic asset allocation framework designed to serve client objectives across market cycles. The **13F Portfolio Composition** reveals a thoughtfully constructed equity allocation with exposure spanning multiple sectors and market capitalizations. The portfolio construction methodology appears designed to capture broad market participation while managing concentration risk through diversification across industries and individual holdings. Analysis of **Sector Allocation History** through available 13F filings provides insight into the firm's tactical positioning and strategic sector preferences. Given the firm's relatively recent filing history, observable patterns are still developing, though the disclosed positions suggest an approach that balances cyclical growth exposure with defensive sector allocations appropriate for wealth preservation mandates. The investment style integrates fundamental analysis with practical wealth management considerations, including tax efficiency, income generation, and risk tolerance calibration. **Top 10 Holdings Concentration** examination reveals how the firm balances conviction in core positions against diversification requirements for client portfolios with wealth preservation priorities. Position management reflects the long-term orientation appropriate for wealth management relationships, with portfolio turnover maintained at levels that support tax efficiency while allowing for tactical adjustments as market conditions and client circumstances evolve.
What is Guardian Partners Inc.'s AUM?
Guardian Partners Inc. reported $1.20B in 13F assets as of 2026 Q1. Note: 13F AUM reflects only long equity positions reported to the SEC and may differ from total assets under management.
How concentrated is Guardian Partners Inc.'s portfolio?
Guardian Partners Inc. holds 192 disclosed positions. The top 10 holdings represent +35.79% of the reported portfolio, indicating a diversified investment approach.
How to track Guardian Partners Inc. 13F filings?
Track Guardian Partners Inc.'s quarterly filings on SEC EDGAR or on this page — data is updated within days of each filing deadline. Subscribe to 13Foresight for position-change alerts.
Who manages Guardian Partners Inc.?
Guardian Partners Inc. is managed by Michael H. Sanders (Chief Executive Officer & Chief Investment Officer), Jason M. Sandler (President & Chief Operating Officer).

Disclaimer: 13Foresight is not a registered investment adviser, broker-dealer, or financial planner. All information on this site is provided solely for informational and educational purposes and does not constitute investment advice, a solicitation, or a recommendation to buy or sell any security. Portfolio backtests shown on this page are hypothetical and simulated — they do not represent actual trading results and were constructed with the benefit of hindsight. Actual results would differ materially. 13F filings disclose only long equity positions valued above $10,000, submitted up to 45 days after quarter-end; they do not capture short positions, options, bonds, cash, private investments, or non-U.S. securities. A fund's backtest performance may not reflect its actual returns, as managers frequently generate alpha through strategies not visible in 13F data. Past performance is not indicative of future results. All data sourced from public SEC EDGAR filings. Use at your own risk. Full Terms of Use.

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