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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#

201–300 of 400
Weightsthe Mar 31, 2026 filing rolled forward on price — an estimate (as of market close, Aug 13, 2026)
#CompanyWeightPrice1DYTD1YMkt cap
201Prosperity Bancshares Inc0.19%
202Weatherford International Plc0.19%
203NOV Inc.0.19%
204COMMERCE BANCSHARES INC (MO)0.19%
205Terex Corporation0.19%
206AMKRAmkor Technology Inc.0.19%$57.75+3.9%+46.3%+137.1%$14B
207MP Materials Corp0.18%
208Chewy Inc0.18%
209Dutch Bros Inc0.18%
210Voya Financial Inc0.18%
211EnerSys0.18%
212The Timken Company0.18%
213Janus Henderson Group PLC0.18%
214VALARIS LTD0.18%
215Albertsons Companies Inc.0.18%
216Repligen Corporation0.18%
217Planet Fitness Inc.0.17%
218Middleby Corp.0.17%
219First American Financial Corporation0.17%
220Lear Corporation0.17%
221Hexcel Corporation0.17%
222Wyndham Hotels & Resorts Inc0.17%
223The Hanover Insurance Group, Inc.0.17%
224GATX Corporation0.17%
225Lithia Motors Incorporated0.17%
226Starwood Property Trust, Inc.0.17%
227MSA Safety Inc.0.17%
228F N B Corp (Pennsylvania)0.17%
229Eagle Materials Inc.0.17%
230Churchill Downs Inc0.17%
231GXO Logistics Inc.0.17%
232Portland General Electric Company0.17%
233ULSUL Solutions Inc.0.17%$76.80+0.2%-2.6%+14.2%$16B
234HRTI LLC0.17%
235AXALTA COATING SYSTEMS LTD0.17%
236GENPACT LTD0.17%
237Valley National Bancorp.0.17%
238AeroVironment, Inc.0.16%
239United Bankshares Inc0.16%
240MGIC Investment Corp.0.16%
241Glacier Bancorp Inc.0.16%
242Rayonier Inc0.16%
243TXNM Energy Inc.0.16%
244Taylor Morrison Home Corp0.16%
245CELSIUS HOLDINGS INC0.16%
246Ollies Bargain Outlet Holdings Inc.0.16%
247Aaon Inc0.16%
248V.F. Corp0.16%
249Southwest Gas Holdings Inc0.16%
250Essent Group Ltd.0.16%
251XYZBlock Inc.0.16%$83.10+6.2%+27.7%+11.5%$50B
252New Jersey Resources Corp.0.16%
253Murphy Oil Corporation0.16%
254ESAB Corp.0.16%
255The Gap Inc.0.15%
256CNX Resources Corporation0.15%
257Floor And Decor Holding Inc.0.15%
258Landstar System Inc.0.15%
259BSYBentley Systems Incorporated0.15%$36.54+2.3%-4.3%-30.2%$11B
260UFP Industries Inc0.15%
261Spire Inc0.15%
262Chemed Corporation0.15%
263FTI Consulting, Inc.0.15%
264Avantor Inc0.15%
265Sonoco Products Company0.15%
266Kite Realty Group Trust0.15%
267WEX Inc0.15%
268Black Hills Corporation0.15%
269RLI Corp0.15%
270Hancock Whitney Corporation0.15%
271VICRVicor Corporation0.15%$228.82+1.2%+108.8%+372.5%$10B
272ONE Gas, Inc.0.15%
273Nexstar Media Group Inc0.15%
274Sensata Technologies Holding PLC0.14%
275AUTONATION INC0.14%
276Bio-Rad Laboratories, Inc.0.14%
277Avnet, Inc.0.14%
278Lantheus Holdings Inc0.14%
279Vontier Corporation0.14%
280Newmarket Corporation0.14%
281HOME BANCSHARES INC0.14%
282STANDARDAERO INC0.14%
283RYANRyan Specialty Holdings Inc.0.14%$42.83-0.1%-17.1%-28.1%$11B
284Sabra Health Care REIT, Inc.0.14%
285Cleveland-Cliffs Inc0.14%
286Macy's, Inc.0.14%
287ExlService Holdings Inc.0.13%
288Gentex Corp0.13%
289Bank OZK0.13%
290UiPath Inc.0.13%
291Boyd Gaming Corporation0.13%
292Brunswick Corporation0.13%
293Paylocity Holding Corporation0.13%
294Grand Canyon Education Inc0.13%
295Fortune Brands Innovations Inc0.13%
296KBR Inc0.13%
297KNIFE RIVER CORP0.13%
298Louisiana Pacific Corporation0.13%
299Vail Resorts, Inc.0.13%
300Selective Insurance Group Inc.0.13%

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.