United States: Monthly Stock Market Performance Insight - May 2026

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Monthly Gainers

2,602

Monthly Losers

2,437

Average Return

7.48%

Total Stocks

5,328

View Detailed Market Cap Breakdown

Market Cap	Monthly Gainers	Monthly Losers	Average Return	Total Stocks
Mega Cap	30	25	6.36%	55
Large Cap	333	410	2.36%	743
Mid Cap	511	479	2.36%	994
Small Cap	235	219	2.52%	455

Monthly Streak Leaders for May 2026

All (13) Mega Cap (4) Large Cap (3) Mid Cap (3) Small Cap (3)

Stock	Streak	Streak Return
Advanced Micro \| AMD Technology \| Mega Cap	3 months ↑	166.24%
Advanced Micro shows promise with a 3-month winning streak (193.85 → 516.10), delivering 166.2% gains. Financial performance remains steady with 10.3B revenue yielding 1.5B profit (Qtr ending Dec 2025). The 14.7% margin suggests room for growth as operations scale.
Oracle \| ORCL Technology \| Mega Cap	3 months ↑	59.43%
Oracle starts to shine with a 3-month winning streak (141.62 → 225.78), delivering 59.4% gains. The financials tell a compelling story: 15.9B revenue generating 3.4B net profit (21.5% margin) demonstrates exceptional profit margins as of Qtr ending May 2025.
McDonald's \| MCD Consumer Cyclical \| Mega Cap	3 months ↓	-18.14%
McDonald's consolidates with a 3-month decline (341.06 → 279.20), down 18.1%. However, fundamentals remain robust: 7.0B revenue generating 2.2B profit (30.9% margin) as of Qtr ending Dec 2025 suggests this could be a temporary setback. Value hunters take note.
Home Depot \| HD Consumer Cyclical \| Mega Cap	3 months ↓	-15.43%
Home Depot takes a breather following a 3-month decline (375.00 → 317.14), down 15.4%. Weak margins on 38.2B revenue with only 2.6B profit (6.7% margin) in Qtr ending Jan 2026 validate market skepticism. Structural improvements needed before sentiment shifts.
Ciena \| CIEN Technology \| Large Cap	14 months ↑	858.90%
Ciena is on fire with an unstoppable a 14-month winning streak (60.51 → 580.23), delivering 858.9% gains. With 1.4B revenue generating only 19.5M profit (1.4% margin) in Qtr ending Oct 2025, the market prices in future margin expansion potential.
Enlight Renewable \| ENLT Utilities \| Large Cap	14 months ↑	562.68%
Enlight Renewable continues its remarkable run with a 14-month winning streak (16.21 → 107.42), delivering 562.7% gains. With 217.9M revenue generating only 21.1M profit (9.7% margin) in Qtr ending Dec 2025, the market prices in future margin expansion potential.
Tyler Technologies \| TYL Technology \| Large Cap	11 months ↓	-46.82%
Tyler Technologies experiences extended pressure with a 11-month decline (588.84 → 313.15), down 46.8%. Weak margins on 575.2M revenue with only 65.5M profit (11.4% margin) in Qtr ending Dec 2025 validate market skepticism. Structural improvements needed before sentiment shifts.
nLIGHT \| LASR Technology \| Mid Cap	13 months ↑	850.26%
nLIGHT is on fire with an unstoppable a 13-month winning streak (7.80 → 74.12), delivering 850.3% gains. Despite 81.2M in revenue and - 4.9M loss (-6.0% margin) as of Qtr ending Dec 2025, the market sees potential beyond current profitability. This momentum suggests confidence in future execution.
A Ascentage Pharma \| AAPG Healthcare \| Mid Cap	9 months ↓	-52.30%
AAPG faces significant headwinds with 9 consecutive negative months, down 52.30%.
Miniso Group Holding \| MNSO Consumer Cyclical \| Mid Cap	9 months ↓	-46.91%
Miniso Group Holding experiences extended pressure with a 9-month decline (24.43 → 12.97), down 46.9%. Weak margins on 5.8B revenue with only 443.2M profit (7.6% margin) in Qtr ending Sep 2025 validate market skepticism. Structural improvements needed before sentiment shifts.
Rapt Therapeutics \| RAPT Healthcare \| Small Cap	10 months ↑	715.89%
RAPT has shown exceptional momentum with 10 consecutive positive months, delivering 715.89% returns.
Genedx Holdings \| WGS Healthcare \| Small Cap	6 months ↓	-68.01%
Genedx Holdings encounters challenges with a 6-month decline (162.54 → 51.99), down 68.0%. Financial struggles compound the decline: despite 121.0M revenue, - 17.7M losses persist (-14.6% margin) as of Qtr ending Dec 2025. Until profitability improves, caution remains warranted.
Alphatec Holdings \| ATEC Healthcare \| Small Cap	6 months ↓	-65.37%
Alphatec Holdings encounters challenges with a 6-month decline (22.38 → 7.75), down 65.4%. Financial struggles compound the decline: despite 212.9M revenue, - 21.7M losses persist (-10.2% margin) as of Qtr ending Dec 2025. Until profitability improves, caution remains warranted.

United States Market Monthly Gainers & Losers: May 2026

All (40) Mega Cap (10) Large Cap (10) Mid Cap (10) Small Cap (10)

Top United States Stock Gainers (May 2026)

Stock	Month Open	Month Close	Monthly Change	Avg Daily Volume	Month Volume
Micron Technology \| MU Technology \| Mega Cap	$511.78	$971.00	87.76%	50.8M	1.1B
Advanced Micro \| AMD Technology \| Mega Cap	$351.87	$516.10	45.59%	36.2M	795.7M
Oracle \| ORCL Technology \| Mega Cap	$166.42	$225.78	39.90%	19.3M	423.7M
Cisco Systems \| CSCO Technology \| Mega Cap	$91.75	$120.42	31.61%	25.7M	565.8M
International \| IBM Technology \| Mega Cap	$234.55	$297.80	28.93%	8.4M	184.4M
Dell Technologies \| DELL Technology \| Large Cap	$208.53	$420.91	101.44%	8.8M	193.0M
Snowflake \| SNOW Technology \| Large Cap	$142.00	$255.55	87.26%	9.5M	209.0M
Datadog \| DDOG Technology \| Large Cap	$138.50	$247.35	87.12%	6.5M	142.8M
Astera Labs \| ALAB Technology \| Large Cap	$195.98	$342.85	76.06%	5.8M	128.2M
Rocket Lab USA \| RKLB Industrials \| Large Cap	$83.53	$143.48	73.89%	27.4M	603.7M
Enphase Energy \| ENPH Technology \| Mid Cap	$33.24	$68.36	107.40%	8.8M	192.8M
Xometry \| XMTR Industrials \| Mid Cap	$52.05	$95.29	85.86%	990.4K	21.8M
Vishay \| VSH Technology \| Mid Cap	$28.57	$52.05	79.67%	5.8M	128.6M
SolarEdge \| SEDG Technology \| Mid Cap	$43.03	$76.35	78.14%	4.8M	105.0M
Intuitive Machines \| LUNR Industrials \| Mid Cap	$25.42	$43.83	72.90%	15.3M	336.5M
Redwire \| RDW Industrials \| Small Cap	$9.29	$24.57	167.36%	48.9M	1.1B
Innodata \| INOD Technology \| Small Cap	$42.79	$104.98	148.59%	3.0M	66.9M
Wolfspeed \| WOLF Technology \| Small Cap	$29.40	$59.28	100.75%	10.2M	225.3M
Bitfarms \| BITF Financial Services \| Small Cap	$3.10	$5.68	87.46%	35.1M	772.9M
Penguin Solutions \| PENG Technology \| Small Cap	$29.87	$55.83	83.59%	3.5M	77.4M

Biggest United States Stock Losers (May 2026)

Stock	Month Open	Month Close	Monthly Change	Avg Daily Volume	Month Volume
NextEra Energy \| NEE Utilities \| Mega Cap	$98.00	$87.01	-11.11%	11.3M	248.7M
GE Vernova \| GEV Industrials \| Mega Cap	$1,088.83	$968.32	-10.63%	2.1M	46.4M
PepsiCo \| PEP Consumer Defensive \| Mega Cap	$159.55	$144.19	-9.02%	6.3M	139.2M
Netflix \| NFLX Communication Services \| Mega Cap	$94.42	$86.02	-8.11%	30.2M	665.1M
Arista Networks \| ANET Technology \| Mega Cap	$172.99	$159.47	-7.67%	12.2M	267.4M
Ubiquiti \| UI Technology \| Large Cap	$1,022.98	$583.86	-42.31%	136.4K	3.0M
Zoetis \| ZTS Healthcare \| Large Cap	$116.22	$81.32	-29.27%	7.5M	165.4M
Westlake \| WLK Basic Materials \| Large Cap	$115.75	$86.83	-24.68%	1.1M	24.7M
Insmed \| INSM Healthcare \| Large Cap	$135.65	$106.91	-21.58%	4.0M	87.4M
Symbotic \| SYM Industrials \| Large Cap	$59.43	$46.42	-21.46%	2.4M	52.1M
Verra Mobility \| VRRM Technology \| Mid Cap	$14.97	$4.51	-69.59%	7.5M	165.3M
Phibro Animal Health \| PAHC Healthcare \| Mid Cap	$53.30	$30.79	-42.10%	444.3K	9.8M
Shake Shack \| SHAK Consumer Cyclical \| Mid Cap	$103.22	$64.31	-37.23%	2.9M	64.5M
Photronics \| PLAB Technology \| Mid Cap	$49.48	$32.35	-34.62%	1.4M	31.0M
TransMedics \| TMDX Healthcare \| Mid Cap	$100.97	$67.20	-33.33%	1.8M	39.7M
BellRing Brands \| BRBR Consumer Defensive \| Small Cap	$18.00	$8.36	-53.03%	5.5M	120.8M
Power Solutions \| PSIX Industrials \| Small Cap	$73.31	$41.68	-43.11%	1.1M	24.4M
Artivion \| AORT Healthcare \| Small Cap	$36.36	$22.19	-38.07%	847.9K	18.7M
Gray Television \| GTN.A Communication Services \| Small Cap	$10.70	$6.86	-35.89%	6.9K	152.1K
Herbalife \| HLF Consumer Defensive \| Small Cap	$16.49	$11.96	-27.95%	1.5M	32.1M

Most Active United States Stocks During May 2026

All (20) Mega Cap (5) Large Cap (5) Mid Cap (5) Small Cap (5)

Stock	Month Open	Month Close	Monthly Change	Avg Daily Volume	Monthly Volume
Nvidia \| NVDA Technology \| Mega Cap	$201.28	$211.14	5.80%	151.1M	3.3B
Intel \| INTC Technology \| Mega Cap	$93.20	$114.68	21.38%	129.1M	2.8B
Plug Power \| PLUG Industrials \| Mid Cap	$3.15	$3.95	26.20%	83.1M	1.8B
Ondas Holdings \| ONDS Technology \| Mid Cap	$10.00	$13.22	31.67%	75.5M	1.7B
Ford Motor Company \| F Consumer Cyclical \| Large Cap	$12.06	$17.44	44.37%	74.8M	1.6B
SoFi Technologies \| SOFI Financial Services \| Large Cap	$16.24	$18.22	13.17%	60.5M	1.3B
American Airlines \| AAL Industrials \| Mid Cap	$11.84	$14.64	25.02%	59.5M	1.3B
Poet Technologies \| POET Technology \| Mid Cap	$6.97	$12.29	72.61%	54.1M	1.2B
Iren \| IREN Financial Services \| Large Cap	$46.17	$63.54	39.62%	52.4M	1.2B
Nu Holdings \| NU Financial Services \| Large Cap	$14.66	$13.13	-9.32%	51.1M	1.1B
Micron Technology \| MU Technology \| Mega Cap	$511.78	$971.00	87.76%	50.8M	1.1B
Archer Aviation \| ACHR Industrials \| Mid Cap	$5.76	$6.81	18.64%	49.1M	1.1B
Redwire \| RDW Industrials \| Small Cap	$9.29	$24.57	167.36%	48.9M	1.1B
Grab Holdings \| GRAB Technology \| Large Cap	$3.71	$3.54	-7.33%	47.9M	1.1B
Tesla \| TSLA Consumer Cyclical \| Mega Cap	$382.49	$435.79	14.19%	47.8M	1.1B
Apple \| AAPL Technology \| Mega Cap	$278.86	$312.06	15.00%	44.6M	981.2M
BigBear.ai Holdings \| BBAI Technology \| Small Cap	$3.99	$5.04	26.63%	43.6M	958.7M
Bitfarms \| BITF Financial Services \| Small Cap	$3.10	$5.68	87.46%	35.1M	772.9M
JetBlue Airways \| JBLU Industrials \| Small Cap	$4.66	$5.47	17.38%	23.9M	526.8M
Recursion \| RXRX Healthcare \| Small Cap	$3.46	$3.59	3.76%	15.4M	339.8M