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MDY
SPDR S&P MidCap 400 ETF TrustETF · Broad Market
$714.71+$2.98 (+0.42%)as of market close, Aug 13, 2026
☾ After hours:$714.60+0.00%3:59 PM ET
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MDY holdings (2026)

All 400 positions in SPDR S&P MidCap 400 ETF Trust, ranked by portfolio weight — led by FLEX at 1.3%. Weights come from the fund's own SEC N-PORT filing and update daily with prices; positions in stocks ChartRow doesn't track still appear, ranked by weight, without returns. Not investment advice.

Weights are the Mar 31, 2026 SEC filing rolled forward on each holding's price move (as of market close, Aug 13, 2026) — an estimate of today, not the filed figure. Switch the table below to see them exactly as filed.

Holdings
400
positions in the latest filing
Largest holding
1.3%
FLEX · estimated today
Top 10 weight
9%
concentration · estimated today
On ChartRow
62.4%
fund weight in tickers ChartRow tracks
Filed
Mar 31, 2026
SEC N-PORT report date

Top 10 holdings#

CompanyWeight
1FLEXFlex Ltd.
1.3%
2TWLOTwilio Inc.
1.1%
3PEverpure Inc.
1.0%
4CASYCasey's General Stores Inc.
0.9%
5FTITechnipFMC plc Ordinary Share
0.9%
6ATIATI Inc.
0.9%
7ILMNIllumina Inc.
0.8%
8NVTnVent Electric plc Ordinary Shares
0.8%
9CRSCarpenter Technology Corporation
0.8%
10OKTAOkta Inc.
0.7%

Sector weights#

SectorWeight
Not on ChartRow
37.6%
Industrials
14.2%
Technology
12.2%
Consumer Discretionary
12.1%
Financials
9.3%
Healthcare
6.9%
Energy
2.8%
Real Estate
2.7%
Utilities
2.0%
Consumer Staples
0.3%

Estimated portfolio characteristics#

P/E (trailing)
25.2
weighted harmonic
P/E (forward)
16.5
weighted harmonic
Median P/E
28.0
per member, trailing
P/B
3.5
weighted
Dividend yield
0.91%
weighted
Earnings growth
+11.0%
aggregate TTM, YoY
Avg market cap
$18B
weighted

Estimated by our own bottom-up analysis of the fund's SEC-filed holdings, covering 62% of portfolio weight (94% carries a valid trailing P/E). Funds publish similar figures on their own sites; ours are recomputed daily from public data.

MDY holdings by weight#

301–400 of 400
Weightsthe Mar 31, 2026 filing rolled forward on price — an estimate (as of market close, Aug 13, 2026)
#CompanyWeightPrice1DYTD1YMkt cap
301Mattel, Inc.0.13%
302Belden Inc.0.13%
303Travel Plus Leisure Co0.13%
304Hims & Hers Health Inc0.12%
305Wingstop Inc0.12%
306Brinks Company0.12%
307Valvoline Inc0.12%
308Science Applications International Corp.0.12%
309Option Care Health Inc0.12%
310SLM CORP (SALLIE MAE)0.12%
311Associated Banc-Corp0.12%
312Novanta Inc0.12%
313MSC Industrial Direct Co Inc.0.12%
314Thor Industries Inc.0.12%
315Alaska Air Group Inc.0.12%
316Texas Capital Bancshares, Inc.0.12%
317Federated Hermes Inc0.12%
318Abercrombie & Fitch Co0.12%
319Post Holdings Inc.0.12%
320Crocs Inc0.12%
321Vornado Realty Trust0.12%
322Envista Holdings Corporation0.12%
323Hamilton Lane Inc0.11%
324UNIVERSAL DISPLAY CORP0.11%
325NorthWestern Energy Group Inc0.11%
326PAGPenske Automotive Group Inc.0.11%$218.65+0.3%+38.1%+20.8%$14B
327Bruker Corporation0.11%
328Dropbox Inc0.11%
329PBF Energy Inc0.11%
330Flagstar Bank National Association0.11%
331Duolingo Inc0.11%
332Cabot Corporation0.11%
333Allegro MicroSystems Inc0.11%
334TREX COMPANY INC0.11%
335Westlake Corporation0.11%
336Pegasystems Inc0.11%
337Morningstar Inc0.11%
338CNO Financial Group, Inc.0.11%
339AppFolio Inc.0.11%
340First Financial Bankshares Inc0.11%
341Bath & Body Works Inc0.11%
342EPR Properties0.11%
343Cousins Properties Inc.0.11%
344WMGWarner Music Group Corp.0.10%$25.32+2.1%-17.4%-19.7%$13B
345Dolby Laboratories Inc.0.10%
346International Bancshares Corp0.10%
347Graham Holdings Co0.10%
348E L F Beauty Inc0.10%
349Independence Realty Trust Inc0.10%
350Maximus Inc0.10%
351LivaNova PLC0.10%
352COPT Defense Properties0.10%
353Commvault Systems Inc.0.10%
354Brighthouse Financial Inc.0.10%
355Whirlpool Corp.0.10%
356Silgan Holdings Inc.0.10%
357Olin Corporation0.10%
358BILL Holdings Inc0.10%
359SOTERA HEALTH CO0.09%
360Avient Corporation0.09%
361KB Home0.09%
362Exponent Inc0.09%
363PVH Corp.0.09%
364Qualys Inc0.09%
365Doximity Inc0.09%
366Kilroy Realty Corporation0.09%
367Kyndryl Holdings Inc0.08%
368Shift4 Payments Inc0.08%
369GRAPHIC PACKAGING HOLDING CO0.08%
370Polaris Inc.0.08%
371IPG Photonics Corp0.08%
372Parsons Corporation0.08%
373Yeti Holdings Inc0.08%
374Marzetti Co.0.08%
375The Scotts Miracle-Gro Company0.08%
376Synaptics Incorporated0.08%
377National Storage Affiliates Trust0.08%
378Haemonetics Corp0.07%
379Euronet Worldwide, Inc.0.07%
380Ashland Inc.0.07%
381Visteon Corporation0.07%
382Avis Budget Group Inc.0.07%
383Harley-Davidson, Inc.0.07%
384Hilton Grand Vacations Inc0.07%
385Dentsply Sirona Inc0.07%
386RH0.06%
387Choice Hotels International, Inc.0.06%
388Park Hotels & Resorts Inc.0.06%
389CAPRI HOLDINGS LTD0.06%
390Crane NXT Co0.06%
391Goodyear Tire & Rubber Co. The0.05%
392BellRing Intermediate Holdings Inc.0.05%
393Boston Beer Co Inc0.05%
394Flowers Foods, Inc.0.05%
395Greif, Inc.0.05%
396Pilgrims Pride Corporation0.05%
397Columbia Sportswear Co.0.04%
398Blackbaud Inc0.04%
399Concentrix Corp.0.03%
400Coty Inc.0.02%

Methodology#

Holdings and weights are sourced from the fund's portfolio as disclosed to the SEC on Form N-PORT — a public filing. Portfolio filings are quarterly (public ~60 days after quarter end), so we anchor on the latest one and roll each weight forward daily by that holding's price move, keeping the numbers current between filings; positions in stocks ChartRow doesn't track carry their filed weight unchanged and show "—" where we have no data. Returns are total returns (dividends reinvested). One row per company, not per ticker: when a fund holds more than one share class of the same company (Alphabet's GOOGL and GOOG, for example), we combine them into a single row whose weight is the sum of its classes. Past performance does not predict future returns; not investment advice.

FAQ#

What are the top 10 holdings of MDY?
MDY's top 10 holdings are Flex Ltd. (FLEX), 1.3%; Twilio Inc. (TWLO), 1.1%; Everpure Inc. (P), 1.0%; Casey's General Stores Inc. (CASY), 0.9%; TechnipFMC plc Ordinary Share (FTI), 0.9%; ATI Inc. (ATI), 0.9%; Illumina Inc. (ILMN), 0.8%; nVent Electric plc Ordinary Shares (NVT), 0.8%; Carpenter Technology Corporation (CRS), 0.8%; Okta Inc. (OKTA), 0.7% — together about 9% of the fund, per its Mar 31, 2026 SEC filing with weights rolled forward to today.
How many holdings does MDY have?
SPDR S&P MidCap 400 ETF Trust (MDY) held 400 positions as of its latest SEC N-PORT filing (Mar 31, 2026).
How current are MDY's holdings?
Funds disclose their full portfolio to the SEC on Form N-PORT; the quarter-end report becomes public about 60 days later. ChartRow anchors on the latest public filing (Mar 31, 2026) and rolls each weight forward daily by that holding's price move, so the weights shown estimate today rather than the filing date.
Is ChartRow affiliated with MDY or State Street?
No. ChartRow is independent and is not affiliated with, sponsored by, or endorsed by State Street or SPDR S&P MidCap 400 ETF Trust. Everything on this page is derived independently from the fund's public SEC filings; fund names and trademarks belong to their owners. For information only — not investment advice.