Asset Manager / Insurance Investment Arm

HARTFORD INVESTMENT MANAGEMENT CO — 13F Portfolio

Hartford, CT SEC Registered Investment Advisor Institutional CIK: 0000922439
13F Score ?
33
3Y · Top 10 · Mgr Wt
13F Score ?
19
7Y · Top 10 · Mgr Wt
S&P 500 ?
80
Benchmark
$3.16B
AUM
+0.00%
2026 Q1
+16.53%
1-Year Return
+36.84%
Top 10 Concentration
+4.61%
Turnover
-5.54%
AUM Change
Since 1999
First Filing
495
# of Holdings

Fund Overview

13F Filed: 2026-04-15

As of 2026 Q1, Hartford Investment Management Co manages $3.16B in reported 13F assets , holds 495 positions with +36.84% top-10 concentration , and delivered a 1-year return of +16.53% on its disclosed equity portfolio. Filing 13F reports since 1999. View full holdings list →

About

Investment Strategy

Analytics Summary

Risk Profile

Key Personnel

Michael Lesher — President & Chief Investment Officer
David Reilly — Head of Fixed Income
Mammen Chally — Head of Equity Investments
Official 13F Filings — SEC EDGAR Key personnel and Fund Overview may contain mistakes

Activity Summary — 2026 Q1

Q1 2026 13F Filed: Apr 15, 2026

Top Buys

% $
Stock % Impact
+0.35%
+0.17%
+0.17%
+0.15%
N/A CRH PUBLIC LIMI..
+0.13%
+0.12%

Top Sells

% $
Stock % Impact
-1.62%
-0.64%
-0.63%
-0.44%
-0.43%
-0.37%

Top Holdings

2026 Q1 Top 6 mgr. wt. · 2026 Q1+0.00%
Stock %
7.65%
6.73%
4.96%
3.67%
3.02%
2.65%
View All Holdings

Activity Summary

Latest
Market Value $3.16B
AUM Change -5.54%
New Positions 7
Increased Positions 21
Closed Positions 9
Top 10 Concentration +36.84%
Portfolio Turnover +4.61%
Alt Turnover +7.54%

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

HARTFORD INVESTMENT MANAGEMENT CO 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...
Guru Intelligence Hub Pro
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%
Unlock the full Guru Intelligence Hub
Real conviction scores for every holding  ·  Strategy Guardian alerts  ·  Live Scenario Lab stress tests
Upgrade to Pro

Best Strategy vs. Benchmarks

AI Backtest: Auto-Optimizing...
Loading AI Backtest...
Don't be Fooled by Randomness
Access Alpha, Capture Ratios, and Batting Average calibrated for this specific strategy.
UPGRADE NOW
Nassim Taleb — author of Fooled by Randomness
Returns
--
Latest Quarter
--
1-Year Return
--
Ann. Return
Risk
--
Std Deviation
--
Max Drawdown
--
Beta vs SPY
Quality
--
Sharpe
--
Sortino
--
Win Rate
--
Payoff Ratio
Edge Metrics Last 10 quarters only
--
Alpha annualized
--
Up Capture
--
Down Capture

Strategy Backtester: HARTFORD INVESTMENT MANAGEMENT CO

Replicate top holdings performance • Compare vs benchmarks • Optimize N

Find the best N! Test multiple portfolio sizes at once to discover the optimal configuration.

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

⏱ Run Backtest

Liquid Glass Edition

0
Backtests Run
+127%
Avg. Return

👆 Click the button to launch tickers!

Don't Be Fooled by Randomness
Proven alpha spans cycles, not just 24 months. Unlock full history since 1999.
PRO ACCESS
Free Demo
Try the Backtester on Real Funds
Run full-history backtests on a curated 2-3 funds. See signal quality, drawdowns, and cycle behavior before you decide.
Underperformance Analysis — Top 10 Holdings vs SPY

Backtesting HARTFORD INVESTMENT MANAGEMENT CO's top 10 holdings against SPY identified 84 underperformance periods. Worst drawdown: 2021-02 – 2021-05 (-16.9% vs SPY, 4 quarters).

Avg. lag: -4.2% vs SPY Avg. duration: 2.0 quarters
Backtest Snapshot — Top 10 Holdings (Mn-Weighted)

The ticker-level breakdown shows how each of HARTFORD INVESTMENT MANAGEMENT CO'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: NVDA (2021 Q2 – 2025 Q4, +28.2 pts), AAPL (2021 Q2 – 2025 Q4, +11.7 pts), MSFT (2021 Q2 – 2025 Q4, +8.4 pts), AVGO (2024 Q1 – 2025 Q4, +6.8 pts), GOOGL (2021 Q2 – 2025 Q4, +5.7 pts) .

Strategy ann.: 6.7% SPY ann.: 8.0% Period: 1999–2026
Best Recent Contributors — Last 5Y
1 of 5 recent top contributors lagged SPY, which means even some of this fund's best return drivers still failed to beat a simple index over the same window.
2021 Q2 – 2025 Q4 • 17Q in Top 10 Beat SPY
NVDA
+370%
SPY
+53%
Contrib
+28.2%
2021 Q2 – 2025 Q4 • 19Q in Top 10 Beat SPY
AAPL
+82%
SPY
+70%
Contrib
+11.7%
2021 Q2 – 2025 Q4 • 19Q in Top 10 Lagged SPY
MSFT
+43%
SPY
+70%
Contrib
+8.4%
2024 Q1 – 2025 Q4 • 8Q in Top 10 Beat SPY
AVGO
+206%
SPY
+43%
Contrib
+6.8%
2021 Q2 – 2025 Q4 • 18Q in Top 10 Beat SPY
GOOGL
+124%
SPY
+63%
Contrib
+5.7%
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 Hartford Investment Management Co invest in?
Hartford Investment Management Company employs a disciplined, research-driven approach to equity investing that reflects its insurance company heritage and fiduciary responsibilities. The **13F Portfolio Composition** reveals a diversified, core-oriented equity portfolio with meaningful allocations across financials, healthcare, technology, and consumer sectors. This balanced sector exposure aligns with the firm's mandate to generate consistent risk-adjusted returns suitable for insurance company general account investments while serving broader institutional client objectives. The investment process integrates fundamental analysis with quantitative risk management, emphasizing companies with sustainable competitive advantages, strong balance sheets, and attractive valuation characteristics. HIMCO's equity team, led by Head of Equity Investments Mammen Chally, employs a blend approach that avoids extreme growth or value tilts in favor of balanced factor exposure. The **Sector Allocation History** demonstrates relative stability in strategic allocations with tactical adjustments based on market conditions and valuation opportunities. The firm's fixed income expertise, overseen by Head of Fixed Income David Reilly, complements equity operations and informs cross-asset perspectives. This multi-asset competency provides HIMCO's equity managers with broader macroeconomic context and liability-aware investment thinking characteristic of insurance-affiliated asset managers.
What is Hartford Investment Management Co's AUM?
Hartford Investment Management Co reported $3.16B 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 Hartford Investment Management Co's portfolio?
Hartford Investment Management Co holds 495 disclosed positions. The top 10 holdings represent +36.84% of the reported portfolio, indicating a diversified investment approach.
How to track Hartford Investment Management Co 13F filings?
Track Hartford Investment Management Co'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 Hartford Investment Management Co?
Hartford Investment Management Co is managed by Michael Lesher (President & Chief Investment Officer), David Reilly (Head of Fixed Income), Mammen Chally (Head of Equity Investments).

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.

Full history →