ETF · Broad Market

MDY(MDY)

$686.15
+0.90%
Expense Ratio
$24.2B
Total AUM
Holdings
Inception
Active Share vs VOO
Truly Active
0%20%60%100%
99.9%

AI Look-Through Summary

AI Generated

The MDY ETF presents a distinct structural deviation from its typical market representation, characterized by an unusually fragmented top-ten holding list that includes entities such as FLEX and FTI alongside traditional industrial names like CW. This concentration pattern suggests the fund may be employing a specific screening methodology or facing data reporting anomalies rather than reflecting standard S&P 500 Industrials sector weighting. The provided sector weights reveal a significant underweighting in Technology at just 6.0%, which contrasts sharply with broader market indices where this sector usually dominates, indicating a deliberate tilt away from high-growth tech exposure toward more traditional economic drivers.

Geographically and thematically, the fund appears to lean heavily into Industrials at 10.0%, followed by modest allocations in Consumer Cyclical and Real Estate sectors, while maintaining minimal presence in Financial Services. The inclusion of cash equivalents amounting to 0.7% within the top holdings list is notable for an equity-focused vehicle, potentially signaling liquidity management strategies or a temporary pause in full market deployment during specific rebalancing windows. With assets under management totaling $24.2 billion, the fund possesses substantial scale, yet its current composition as depicted by these specific data points diverges from conventional expectations of a broad-based industrial proxy.

Quantitatively, the disparity between the listed top holdings and the aggregated sector weights creates an analytical puzzle; for instance, the 10% Industrials allocation cannot be fully accounted for by the few industrial names visible in the top ten list alone. This disconnect implies that a significant portion of the portfolio's exposure to this sector lies outside the disclosed top positions or within smaller constituents not listed here. Investors observing these metrics should note that the fund's current profile is defined by low technology sensitivity and an emphasis on heavy industry, though the specific vehicle mechanics behind the odd holding names warrant further investigation into its prospectus for full clarity on selection criteria.

Generated by Qwen-32B from constituent-level data. Not investment advice. Updated: 2026-05-23 05:04:45.653569+00

🔍 Theme Alignment Audit

AI GeneratedPurity: 95/100

The investment theme implied by the ticker MDY, which typically represents a broad-based S&P MidCap 400 Index strategy, exhibits strong alignment with its actual holdings and sector composition. The top ten positions are diversified across multiple industries including Industrials, Technology, Energy, and Healthcare, rather than clustering around specific thematic niches or unrelated mega-cap stocks that often dilute focused strategies. Notably, the presence of cash equivalents and entities marked as N/A in the provided list reflects standard index fund mechanics for illiquid or non-tradable securities within a broad mid-cap mandate, indicating no deviation from its intended scope to chase unrelated trends.

Sector weights demonstrate high coherence with a generalized market exposure rather than a concentrated thematic tilt. Industrials lead at 10.0%, followed by Technology and Consumer Cyclical sectors, creating a balanced distribution that mirrors the economic diversity expected of a mid-cap index fund. The low top-ten concentration rate of 8.2% further confirms that the portfolio is not reliant on a few dominant names to drive performance, thereby maintaining differentiation from broad market indices through true diversification across thirty-two holdings in its largest sector alone. This structure suggests the fund effectively captures the aggregate behavior of mid-sized companies without artificial weighting toward specific growth narratives or unrelated large-cap stabilizers.

AI analysis of holdings alignment vs fund theme. Not investment advice. Updated: 2026-05-24 02:47:01.552575+00

🏢 Sector Analysis

AI Generated

The sector allocation profile of MDY presents a distinct divergence from traditional broad market indices, characterized by an unusually elevated exposure to Industrials at 9.9% relative to its peer group representation in the top sectors. While Technology and Real Estate follow as significant components with 6.0% and 4.5% respectively, the fund's weighting heavily favors cyclical industries over defensive or growth-oriented segments. This distribution suggests an investment thesis that prioritizes economic expansion drivers where manufacturing output, construction, and capital goods play a central role in performance expectations. The substantial underweighting of Consumer Defensive (1.4%), Utilities (0.2%), and Healthcare (3.4%) indicates a deliberate avoidance of defensive havens typically sought during periods of macroeconomic uncertainty or high volatility.

Concentration risk within this portfolio appears moderate to low based on the provided data, with the top ten holdings collectively accounting for only 8.2% of assets under management. This dispersion across numerous positions in Industrials and other sectors implies a strategy designed to mitigate idiosyncratic stock-specific risks rather than relying on a few large-cap leaders. However, the specific composition of the top holdings reveals notable sectoral anomalies; for instance, FTI is categorized under Energy despite representing only 2.6% of total sector exposure, while several top positions lack explicit sector tags in the provided list. The relatively small number of holdings within major sectors like Energy (7) and Utilities (1) further underscores a specialized approach that may limit diversification benefits if specific sub-industries face headwinds. Ultimately, this structure reflects a bet on cyclical momentum rather than stability or broad-based technological growth.

AI-generated sector analysis from constituent-level data. Not investment advice. Updated: 2026-05-21 13:46:22.619383+00

Flow Driver Analysis

2-Step Circle

Which larger ETFs share MDY's holdings — and mechanically drive its price through index rebalancing flows?

Approximately 100% of MDY's weight flows through these larger ETFs

Driver ETFAUMExpenseShared StocksWeight Overlap
SPTMSPTM$12B40099.3%
SPMDSPMD$16B40099.3%
VXFVXF$84B30289.1%
VBVB$170B26383.1%
ONEOONEO$25M28578.1%

99% of MDY's portfolio by weight is also held by SPTM. When SPTM receives inflows, it mechanically buys these shared stocks — dragging MDY's NAV along regardless of any thematic or sector catalyst. Combined, the top 5 overlapping ETFs control exposure to 100% ofMDY's weight.

Overlap computed from constituent-level holdings data across 5 ETFs. Price co-movement with driver ETFs is structural, not coincidental. Not investment advice.

ETF Look-Through Dashboard

Replaces $249/yr Morningstar

Peer through the ETF wrapper to see exactly what you own. Every metric is computed from constituent-level data.

22.6x
Weighted P/E
4.11x
Weighted P/B
1.16%
Dividend Yield
$10B
Wtd Avg Market Cap

Weighted metrics calculated based on 77% of fund assets with available data.

Herfindahl-Hirschman Concentration Index

0100020003000400034
Well Diversified
Top 5: 4.1%Top 10: 7.6%

Morningstar-Style Box

Value
Blend
Growth
Large
Mid
Small
Mid Blend

Sector & Cap Explorer

Other61.0%Industrials10.0%Technology6.0%Real Estate4.5%Financial Services4.2%Healthcare3.4%Energy2.5%Basic Materials2.2%Consumer Defensive1.4%
Visualization Mode

ETF Fundamental Radar

Total Analysis
72% Weight
Market Cap
Large
Risk Profile
Elevated

Operational health is mixed, with the bulk of weight in the mid-range (4–6) Piotroski scores.

Piotroski F-Score (Operational Health)

Score 0-9: Measures Profitability, Leverage, and Efficiency

↑ Weight (%)100%80%60%40%20%
5%
0–3 Weak
45%
4–6 Average
22%
7–9 Strong

Based on 72% of fund weight with Piotroski data.

Computed by rolling up individual stock Piotroski F-Scores, Altman Z-Scores, and Beneish M-Scores weighted by each constituent's allocation. Data that Vanguard and BlackRock don't surface.

Dividend Safety True-Up

Deterministic
63%
Wtd FCF Payout Ratio
1.09%
TTM Yield
Safe
Dividend Durability
63% of FCF
0% (retains all cash)50%100% (pays out everything)

The dividend-paying companies inside MDY collectively pay out 63% of their Free Cash Flow to maintain the current yield. This is a sustainable payout level with moderate room for dividend growth. Based on 31% of fund weight in dividend-paying stocks.

FCF Payout Ratio = Dividends Paid / Free Cash Flow, weighted by constituent allocation. Not investment advice.

Earnings vs. Price Decomposition

Proprietary
+25.1%
ETF 1Y Return
+16.9%
Wtd Earnings Growth
+8.2%
Multiple Expansion
Earnings
P/E Inflation

MDY is up 25.1% over the last 12 months. The underlying weighted earnings growth of its constituents is +16.9%. The remaining +8.2% of performance is driven by multiple expansion (P/E inflation) — prices rose faster than earnings grew.

Earnings growth = weighted average YoY EPS growth of all constituents (capped at ±500% to limit outlier distortion). Based on 69% of fund weight with earnings data. Not investment advice.

Value Creation Map

ROIC vs WACC

What percentage of MDY's weight is allocated to companies that create economic value (ROIC > WACC) vs. destroy it?

32% Creators
68% Destroyers
Value Creators (ROIC > WACC)16.0%
Value Destroyers34.6%

Of MDY's analyzed weight, 32% is invested in companies earning more than their cost of capital — genuine value creators. The remaining 68% consists of companies whose ROIC falls below their WACC, effectively destroying shareholder value with every dollar invested.

ROIC-WACC spread for 51% of fund weight with available data. Not investment advice.

Passive Crowding Score

MODERATE

How much of each constituent's market cap is structurally locked in passive ETFs — a proxy for liquidity fragility during sell-offs.

33/ 100
Wtd Avg Passive Ownership9.8%
Most Crowded HoldingTTMI (19.1%)
Least CrowdedOKTA (4.6%)
Coverage44% of fund weight
0 — Low255075100 — Extreme

MDY has a Passive Crowding Score of 33/100. On average, 9.8% of the market capitalization of MDY's underlying holdings is structurally locked in passive ETF vehicles. This indicates moderate passive ownership density. Index rebalances and ETF creation/redemption activity can amplify short-term volatility in the underlying holdings.

Passive $ = Σ(ETF AUM × holding weight) across all 19 tracked ETFs. Actual passive ownership is higher (includes mutual funds, pension funds). Not investment advice.

Under the Hood — Top 15 Constituents

Top 10 Concentration8.2%
#TickerCompanyWeightP/EF-Score
1FLEX
Flex Ltd
1.39%
65.0x6/9
2FTI
TechnipFMC plc
Energy
0.84%
26.2x9/9
3TWLO
Twilio Inc. Class A
0.80%
553.6x6/9
4CW
Curtiss-Wright Corporation
Industrials
0.78%
54.6x8/9
5NVT
nVent Electric plc
0.76%
43.9x6/9
6FN
Fabrinet
Technology
0.73%
56.2x2/9
7CASH_USD
U.S. Dollar
0.72%
8P
Everpure Inc. Class A
0.72%
125.8x
9MTSI
MACOM Technology Solutions Holdings Inc.
0.71%
97.1x5/9
10UTHR
United Therapeutics Corporation
0.71%
21.0x6/9
11XPO
XPO Inc.
0.69%
71.7x5/9
12MTZ
MasTec Inc.
0.69%
60.5x7/9
13STRL
Sterling Infrastructure Inc.
0.65%
48.3x5/9
14ILMN
Illumina Inc.
Healthcare
0.64%
29.6x7/9
15CRS
Carpenter Technology Corporation
Industrials
0.63%
49.3x7/9
The bottom 386 stocks in MDY account for only 88.5% of the total fund weight.Only the top 50 holdings are shown. Total holdings: 401.

Historical Holdings Snapshots

Browse how MDY’s holdings have changed across SEC filing dates. Showing top holdings per snapshot.

2026-05-24

15 holdings · 11.5% tracked weight
#TickerWeightSharesMarket Value
1FLEX1.39%2,763,385
2FTI0.84%3,040,317
3TWLO0.80%1,139,502
4CW0.78%277,113
5NVT0.76%1,212,760
6FN0.73%269,266
7CASH_USD0.72%188,019,582
8P0.72%2,357,450
9MTSI0.71%484,850
10UTHR0.71%323,613
11XPO0.69%880,461
12MTZ0.69%461,000
13STRL0.65%230,878
14ILMN0.64%1,149,176
15CRS0.63%374,366

2026-05-23

15 holdings · 11.5% tracked weight
#TickerWeightSharesMarket Value
1FLEX1.39%2,763,385
2FTI0.84%3,040,317
3TWLO0.80%1,139,502
4CW0.78%277,113
5NVT0.76%1,212,760
6FN0.73%269,266
7CASH_USD0.72%188,019,582
8P0.72%2,357,450
9MTSI0.71%484,850
10UTHR0.71%323,613
11XPO0.69%880,461
12MTZ0.69%461,000
13STRL0.65%230,878
14ILMN0.64%1,149,176
15CRS0.63%374,366

2026-05-22

15 holdings · 11.4% tracked weight
#TickerWeightSharesMarket Value
1FLEX1.40%2,765,165
2FTI0.85%3,042,275
3TWLO0.83%1,140,236
4CW0.78%277,291
5NVT0.76%1,213,541
6CASH_USD0.72%185,673,076
7XPO0.72%881,028
8P0.71%2,358,968
9UTHR0.70%323,821
10MTSI0.70%485,162
11FN0.69%269,439
12MTZ0.68%461,297
13STRL0.67%231,027
14ILMN0.63%1,149,916
15WWD0.62%448,352

2026-05-21

15 holdings · 11.5% tracked weight
#TickerWeightSharesMarket Value
1FLEX1.37%2,768,725
2FTI0.88%3,046,191
3TWLO0.88%1,141,704
4CW0.77%277,647
5NVT0.75%1,215,103
6CASH_USD0.73%185,460,235
7UTHR0.72%324,237
8FN0.72%269,785
9P0.70%2,362,004
10XPO0.70%882,162
11MTZ0.70%461,891
12MTSI0.68%485,786
13STRL0.66%231,325
14ILMN0.64%1,151,396
15WWD0.61%448,930

2026-05-20

15 holdings · 11.5% tracked weight
#TickerWeightSharesMarket Value
1FLEX1.40%2,774,065
2TWLO0.88%1,143,906
3FTI0.87%3,052,065
4CW0.77%278,181
5NVT0.76%1,217,446
6FN0.73%270,304
7CASH_USD0.72%185,558,422
8UTHR0.71%324,861
9P0.71%2,366,558
10STRL0.69%231,772
11MTZ0.69%462,782
12XPO0.69%883,863
13MTSI0.67%486,722
14ILMN0.63%1,153,616
15WWD0.61%449,797

2026-05-19

15 holdings · 11.9% tracked weight
#TickerWeightSharesMarket Value
1FLEX1.48%2,778,912
2TWLO0.88%1,145,905
3FTI0.84%3,057,398
4NVT0.80%1,219,574
5CW0.77%278,666
6STRL0.76%232,177
7FN0.76%270,776
8P0.75%2,370,693
9MTZ0.74%463,591
10UTHR0.72%325,428
11CASH_USD0.72%184,829,471
12MTSI0.71%487,572
13XPO0.70%885,407
14ILMN0.64%1,155,632
15NXT0.63%1,122,195

Source: SEC filings and fund provider disclosures. Shows last 6 snapshot dates, top 15 holdings per date by weight.

Risk Profile

19.8%
Annual Volatility
1.28
Sharpe (1Y)
0.58
Sharpe (3Y)
-24.0%
Max Drawdown (3Y)
-24.0%
Max Drawdown (5Y)

Sharpe = risk-adjusted return (higher is better). Computed from 1,200+ trading days with 5% risk-free rate.

Price Chart with Moving Averages

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What Drove MDY Today?

Daily return attribution — which holdings contributed most (and least) to the fund's move.

Fund move:+0.90%(2026-06-02)

Top Contributors

+0.041%
+0.038%
+0.015%

Top Detractors

-0.006%
-0.006%
-0.008%

Attribution = holding weight × stock daily return. Only the top contributors and detractors are shown.

Technical Setup

AI Generated

MDY is currently trading at $643.10, a position that warrants analysis against its surrounding moving average envelope to gauge relative value and potential mean-reversion dynamics. Without specific upper or lower boundary data for the standard deviation bands in this isolated snapshot, determining whether the current price represents an extended premium or discount requires comparing this level directly to the recent volatility range implied by those averages. If the $643.10 mark sits significantly above a calculated long-term average, it may suggest overextension relative to historical norms, theoretically increasing the probability of a downward drift toward statistical equilibrium as markets often correct deviations from the mean. Conversely, if this price point remains comfortably within or below the central tendency defined by the moving averages, the asset might be viewed as fairly valued with less immediate pressure for a reversal unless external catalysts intervene. The absence of additional context regarding recent trend direction or volume makes it difficult to confirm whether the current pricing reflects strong momentum or a temporary outlier event. In relative-value terms, traders often look for prices at the extremes of an envelope to identify potential turning points where statistical likelihood favors a return toward the center line. However, without knowing if $643.10 is near a lower band support or upper band resistance in this specific timeframe, any assertion about imminent mean reversion remains speculative. The technical setup currently presents a neutral state where the price's relationship to its volatility envelope dictates future behavior: extreme distances from the average typically signal higher correction potential,

Underwater (Drawdown from Peak)

How far below the all-time high the price has been over time. Deeper = more pain for holders.

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Rolling 60-Day Beta vs S&P 500 (VOO)

How the ETF's sensitivity to market moves changes over time. β > 1 = more volatile than the market.

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Rolling Beta Market (β = 1.0)

Yield & Income

1.09%
TTM Yield
30-Day SEC Yield
5Y Div CAGR

Sector Drift Over Time

How MDY’s sector allocation has shifted across snapshots. Use the slider to travel through time.

2026-05-2456 snapshots
Other61.0%
Industrials10.0%
Technology6.0%
Consumer Cyclical4.6%
Real Estate4.5%
Financial Services4.2%
Healthcare3.4%
Energy2.5%
Basic Materials2.2%
Consumer Defensive1.4%
Utilities0.2%
Change since 2026-03-30
Consumer Cyclical
-1.0%
Other
+0.9%
Technology
+0.7%
Energy
-0.3%
Consumer Defensive
-0.2%
Industrials
-0.1%
2026-03-302026-05-24

Active Conviction Tracker

Shares bought and sold between the latest two data snapshots — reveals what the fund manager is actually doing.

No position changes detected between snapshots.

Explore More

Quant metrics computed deterministically from financial statements and price data. Updated: 2026-06-02.

SecuritiesDB is for informational purposes only. Not investment advice.