SLYG vs SPSM: Holdings Overlap
SLYGState Street® SPDR® S&P 600™ Small Cap Growth ETF
State Street (SPDR) · 349 holdings · $5.3B · as of 2026-08-06
SPSMState Street® SPDR® Portfolio S&P 600™ Small Cap ETF
State Street (SPDR) · 604 holdings · $17.3B · as of 2026-08-06
How similar are SLYG and SPSM?
State Street® SPDR® S&P 600™ Small Cap Growth ETF (SLYG, by State Street (SPDR)) holds 349 positions; State Street® SPDR® Portfolio S&P 600™ Small Cap ETF (SPSM, by State Street (SPDR)) holds 604. They have 349 holdings in common, and by portfolio weight the two funds are 63.5% identical. In practical terms the pair is heavily overlapping, with largely the same stocks driving both funds.
- Overlap by Weight
- 63.5%Sum of the smaller weight of each shared holding
- Shared Holdings
- 349SLYG holds 349 · SPSM holds 604
- Weight in Shared Holdings
- SLYG 100%·SPSM 64%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in SLYG
Every position in SLYG is also held by SPSM, so it brings nothing the other fund doesn’t already own.
Sector Breakdown
| Sector | SLYG | SPSM |
|---|---|---|
| Industrials | 21.9% | 17.4% |
| Financials | 15.7% | 19.0% |
| Health Care | 15.0% | 10.6% |
| Consumer Discretionary | 12.0% | 13.9% |
| Information Technology | 13.8% | 12.8% |
| Other Sectors | 20.6% | 25.1% |
| Unclassified | 0.9% | 0.9% |
Share of each fund's portfolio weight by GICS-style sector, compiled from issuer fund data and our own classification of the holdings, not the issuers' published sector charts. “Unclassified” is weight we could not classify (1% of SLYG, 1% of SPSM).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| SLYG | +1.2% | +25.9% | +33.5% | +15.2% | +6.7% | +11.2% | 0.64% |
| SPSM | +2.4% | +24.5% | +36.5% | +14.6% | +7.7% | +10.9% | 1.36% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in SLYG vs SPSM →
Shared Holdings(349)
The top 10 shared positions account for 8% of the overlap, led by VSAT, CORT and GKOS.
 VSATViaSat, Inc. COM | 1.24% | 0.61% | 0.61% |
|---|---|---|---|
 CORTCorcept Therapeutics Inc. COM | 1.15% | 0.56% | 0.56% |
 GKOSGlaukos Corp. COM | 0.77% | 0.55% | 0.55% |
 EATBrinker International, Inc. COM | 1.09% | 0.53% | 0.53% |
 FORMFormfactor Inc COM | 1.00% | 0.49% | 0.49% |
 PTGXProtagonist Therapeutics Inc COM | 0.99% | 0.48% | 0.48% |
 ESIElement Solutions Inc COM | 0.49% | 0.48% | 0.48% |
 ESEESCO Technologies Inc. COM | 0.95% | 0.46% | 0.46% |
 AGXArgan Inc COM | 0.92% | 0.45% | 0.45% |
 ALKSAlkermes PLC COM USD0.01 | 0.90% | 0.44% | 0.44% |
 RHPRyman Hospitality Properties Inc COM | 0.88% | 0.43% | 0.43% |
 AWIArmstrong World Industries, Inc. COM | 0.88% | 0.43% | 0.43% |
 ETSYEtsy Inc COM | 0.87% | 0.43% | 0.43% |
 FSSFederal Signal Corp. COM | 0.87% | 0.43% | 0.43% |
 ZWSZurn Elkay Water Solutions Corporation COM | 0.86% | 0.42% | 0.42% |
 QRVOQorvo Inc COM | 0.53% | 0.42% | 0.42% |
 RALRalliant Corp. COM | 0.42% | 0.40% | 0.40% |
 GTESGATES INDUSTRIAL CORP LTD | 0.44% | 0.40% | 0.40% |
 TRNOTerreno Realty Corporation COM | 0.57% | 0.40% | 0.40% |
 ECGEverus Construction Group Inc. COM | 0.80% | 0.39% | 0.39% |
 ACAArcosa Inc COM | 0.50% | 0.39% | 0.39% |
 NPOEnpro Inc COM | 0.79% | 0.39% | 0.39% |
 SNEXStoneX Group Inc COM | 0.79% | 0.39% | 0.39% |
 MSGSMadison Square Garden Sports Corp. CL A | 0.79% | 0.39% | 0.39% |
 LTHLife Time Group Holdings Inc COMMON STOCK | 0.53% | 0.37% | 0.37% |
Showing the top 250 of 349 shared holdings by overlap weight.
Frequently Asked Questions
How much do SLYG and SPSM overlap?
SLYG and SPSM overlap by 63.5% of portfolio weight. They share 349 holdings (SLYG holds 349 positions and SPSM holds 604), based on each fund's latest SEC-reported holdings.
Is it redundant to own both SLYG and SPSM?
The two portfolios are 63.5% identical by weight. Owning both mostly doubles down on the shared core rather than diversifying: the same large positions drive both funds.
What are the biggest shared holdings of SLYG and SPSM?
The largest positions held by both funds are VSAT, CORT, GKOS, EAT and FORM. Together the top 10 shared positions account for 8% of the total overlap.
What does SLYG own that SPSM doesn't?
Nothing. Every position in SLYG is also held by SPSM. In the other direction, 255 positions (35.3% of SPSM) are unique to SPSM.