STOCK TITAN

Top Stock Gainers May 2023 - Monthly Performance Ranked

The top US-listed stocks of May 2023 by monthly gain, on split-adjusted closes. Ranks 3,445 companies above $100M on NYSE, Nasdaq and NYSE American.
2023

May 2023 ranking, complete through May 31, 2023

21 stocks are withheld from this ranking because their price history is under review.

The gain covers the period; price, market cap, sector and country show each company as it is today.

Swipe or scroll the table sideways for more columns.

Rank
Symbol
Company Name
May Gain
Market Cap (today)
Price (today)
Country
Sector
1
+275.97%
$230.21M
$5.99
United States
Technology
2
+191.37%
$2.06B
$10.31
United States
Healthcare
3
+173.87%
$1.22B
$14.46
United States
Healthcare
4
+170.00%
$7.74B
$27.21
United States
Technology
5
+165.20%
$982.23M
$14.38
United States
Healthcare
6
+161.14%
$7.59B
$20.39
United States
Technology
7
+150.42%
$851.97M
$11.34
Ireland
Industrials
8
+131.82%
$623.98M
$6.89
United States
Healthcare
9
+131.31%
$2.21B
$43.55
France
Healthcare
10
+130.43%
$149.39M
$2.07
United States
Basic Materials
11
+123.52%
$5.98B
$17.91
United States
Technology
12
+113.06%
$24.09B
$37.24
United States
Technology
13
+112.75%
$936.80M
$5.04
United States
Technology
14
+112.15%
$395.15M
$7.36
United States
Healthcare
15
+109.86%
$2.95B
$30.30
United States
Financial Services
16
+106.25%
$196.60M
$3.34
United States
Industrials
17
+100.00%
$129.93M
$1.70
United States
Healthcare
18
+96.54%
$18.17B
$44.86
United States
Technology
19
+94.57%
$2.77B
$38.42
United States
Technology
20
+93.16%
$171.85M
$4.54
United States
Healthcare
21
+92.22%
$336.32M
$4.50
United States
Technology
22
+89.07%
$432.41B
$179.94
United States
Technology
23
+86.44%
$104.03B
$69.91
United States
Consumer Cyclical
24
+83.09%
$1.88B
$3.50
United States
Healthcare
25
+80.82%
$3.43B
$3.53
United States
Real Estate
26
+80.78%
$1.17B
$23.89
United States
Technology
27
+80.68%
$138.22M
$6.15
United States
Technology
28
+80.60%
$231.61M
$1.80
United States
Healthcare
29
+80.50%
$247.70M
$2.62
Israel
Healthcare
30
+79.37%
$551.77M
$1.53
United States
Financial Services
31
+77.73%
$583.19M
$7.29
United States
Healthcare
32
+71.53%
$954.30M
$6.19
United States
Basic Materials
33
+71.08%
$131.43M
$3.12
United States
Healthcare
34
+70.85%
$197.54M
$2.74
United States
Healthcare
35
+67.89%
$960.51M
$5.34
United States
Industrials
36
+67.72%
$1.94B
$17.09
United States
Financial Services
37
+67.62%
$312.16M
$3.78
United States
Industrials
38
+67.20%
$641.45M
$2.41
United Kingdom
Healthcare
39
+66.20%
$510.48M
$7.39
United States
Technology
40
+66.19%
$584.88M
$4.66
United States
Healthcare
41
+65.45%
$351.60M
$6.52
United States
Healthcare
42
+64.90%
$200.08M
$4.81
United States
Healthcare
43
+64.86%
$43.00B
$230.57
Cayman Islands
Technology
44
+62.65%
$2.73B
$47.39
United States
Technology
45
+60.61%
$359.50M
$1.52
United States
Technology
46
+59.22%
$3.39B
$12.97
United States
Technology
47
+58.78%
$231.10M
$4.84
United States
Healthcare
48
+57.32%
$208.88M
$3.39
United States
Healthcare
49
+57.03%
$339.75M
$4.38
United States
Basic Materials
50
+56.98%
$796.63M
$19.59
United States
Communication Services
51
+56.90%
$121.53M
$3.21
United States
Consumer Cyclical
52
+56.32%
$1.94B
$8.02
United States
Real Estate
53
+55.79%
$4.13B
$53.37
United States
Financial Services
54
+55.39%
$141.41M
$2.99
United States
Healthcare
55
+54.81%
$9.02B
$11.75
United States
Real Estate
56
+54.65%
$104.38B
$293.14
United States
Technology
57
+54.59%
$2.16B
$8.06
United Kingdom
Communication Services
58
+54.15%
$963.34M
$9.84
United States
Industrials
59
+53.08%
$100.81M
$3.07
United States
Healthcare
60
+52.82%
$102.06M
$16.40
United States
Healthcare
61
+52.67%
$29.39B
$181.75
United States
Technology
62
+52.21%
$631.14M
$4.33
United States
Healthcare
63
+52.20%
$135.16M
$9.63
Canada
Basic Materials
64
+52.00%
$1.64B
$9.55
United States
Healthcare
65
+51.65%
$2.21B
$64.21
United States
Technology
66
+50.57%
$2.83B
$13.37
United States
Technology
67
+50.28%
$3.84B
$90.73
Israel
Technology
68
+49.07%
$380.56M
$15.53
United States
Healthcare
69
+48.75%
$25.80B
$77.03
United States
Financial Services
70
+48.51%
$1.39B
$7.53
Brazil
Industrials
71
+48.25%
$102.72B
$305.77
United States
Communication Services
72
+47.86%
$2.21B
$9.58
United States
Technology
73
+46.88%
$11.13B
$30.99
United States
Technology
74
+46.88%
$262.64M
$0.6690
United States
Healthcare
75
+46.80%
$4.85B
$6.30
United States
Industrials
76
+46.19%
$212.75B
$237.04
United States
Technology
77
+45.85%
$1.41B
$13.10
United States
Industrials
78
+45.48%
$371.53M
$3.14
United States
Financial Services
79
+45.41%
$1.80B
$30.51
United States
Technology
80
+45.35%
$428.36M
$1.09
United Kingdom
Consumer Cyclical
81
+45.16%
$293.73M
$0.9965
United States
Healthcare
82
+45.12%
$84.61B
$235.62
United States
Technology
83
+45.04%
$457.09M
$34.38
United States
Communication Services
84
+44.38%
$2.76B
$53.01
United States
Healthcare
85
+44.00%
$827.05M
$7.03
United States
Industrials
86
+43.98%
$1.15B
$5.59
United States
Healthcare
87
+43.91%
$103.32M
$9.24
Canada
Technology
88
+43.19%
$1.11B
$4.68
France
Healthcare
89
+43.18%
$2.38B
$5.39
Brazil
Financial Services
90
+42.93%
$7.20B
$197.67
United States
Industrials
91
+42.53%
$2.11B
$11.34
United States
Utilities
92
+42.34%
$273.85M
$4.27
United States
Technology
93
+41.25%
$9.90B
$91.24
United States
Technology
94
+40.84%
$1.22B
$14.30
United States
Healthcare
95
+40.50%
$21.95B
$143.66
United States
Technology
96
+40.03%
$441.44M
$10.68
United States
Healthcare
97
+40.00%
$263.98M
$1.20
China
Consumer Cyclical
98
+39.76%
$344.90M
$7.50
United States
Financial Services
99
+39.73%
$290.32M
$2.01
United States
Technology
100
+39.53%
$274.00M
$1.43
United States
Technology
Top gain on this page +275.97% GSIT
Rows on this page 100 ranks 1–100
Page 1 of 35
Period May 2023 closed

Best performing large-cap stocks in May 2023

SMCI Super Micro Computer, Inc. +113.06% $24.09B
IONQ IonQ, Inc. +96.54% $18.17B
PLTR Palantir Technologies Inc. +89.07% $432.41B
CVNA Carvana Co. +86.44% $104.03B
CRDO Credo Technology Group Hold... +64.86% $43.00B

May 2023 Stock Market Momentum

This page answers a current-month trend question with data: which US-listed stocks have shown the strongest price gains so far in May 2023. The ranking is based on observed market performance, not analyst ratings, price targets, or investment recommendations.

Use the list to research momentum, market breadth, sector strength, and catalysts behind large moves. Before acting on any stock, review the company's news, SEC filings, liquidity, volatility, and your own risk constraints.

Looking for a specific Symbol?
#1 GSIT leads with +276% May 2023

Among the 3,445 NYSE, Nasdaq and NYSE American stocks currently eligible for this ranking, GSIT (Gsi Technology) has the highest gain in May 2023 with +276%. Following are PIII (+191%) and CRVS (+174%). Top performing sectors: Healthcare (+78% avg, 5 in top 10), Basic Materials (+78% avg, 1 in top 10), Technology (+77% avg, 3 in top 10).

MARKET LEADERS

This ranking shows the top performing stocks and biggest stock gainers during May 2023, calculated from the first to the last trading day of the month. It shows which stocks are going up this month, with split-adjusted data used for consistent performance calculations.

Monthly performance rankings can reveal price strength, sustained momentum, sector rotation, and event-driven moves that are not visible in one-day movers lists. The table is informational only and does not recommend any stock to buy, sell, or hold.

Gains are computed on split-adjusted closes, so a split inside the month does not read as a move. This ranking is informational and is not investment advice.

Frequently Asked Questions

Q Which stock has gained the most in May 2023?
A

GSIT (Gsi Technology) has the highest monthly gain in this ranking for May 2023, with a gain of 276%. Top performers this month include GSIT, PIII, CRVS.

Q What stocks gained the most in May 2023?
A

The biggest gainers in May 2023 were: GSIT (+276%), PIII (+191%), CRVS (+174%), APLD (+170%), BVS (+165%). These monthly rankings show which stocks had the strongest short-term momentum.

Q Does this page recommend the best stocks to buy now?
A

No. This page is an informational ranking of stocks that have already gone up during May 2023. It does not make buy, sell, or hold recommendations and should be used as a research starting point, not financial advice.

Q How can this ranking help explain current stock market trends?
A

The ranking shows where price strength is concentrated during May 2023. Comparing the top gainers by sector, market cap, and recent catalysts can help identify momentum themes and market rotation without implying that any listed stock is a recommendation.

Q Which companies does this ranking include?
A

3,445 companies with a market capitalization above $100 million traded on NYSE, Nasdaq and NYSE American, each with at least one trading day inside May 2023. One close inside the month is enough to qualify, so a company that listed during the month is ranked on the part of it that it traded.

Q Which sectors performed best in May 2023?
A

The top performing sectors in May 2023 included Technology, Healthcare, based on the stocks with highest monthly gains. GSIT led the Technology sector.

Q How is monthly stock performance calculated?
A

Monthly stock performance is calculated by comparing the closing price on the last trading day of the month to the opening price on the first trading day. Split-adjusted prices ensure accuracy.

Q Where can I find today's top stock gainers and most active stocks?
A

This page ranks stocks by their full-month performance in May 2023. For today's top stock gainers, real-time stock movers, and the most active stocks right now, visit our Momentum Scanner, which tracks live intraday activity across US-listed symbols.

Understanding Monthly Stock Performance

Monthly performance rankings reveal short-term momentum patterns and help identify stocks experiencing rapid price movements:

  • Momentum Research: Stocks showing strong monthly performance can help identify where market attention and price strength are concentrated.
  • Sector Rotation: Monthly rankings can reveal which sectors are gaining favor with investors and where market leadership is shifting.
  • Event-Driven Moves: Earnings releases, product launches, and regulatory approvals often create significant monthly price movements.

Using Monthly Data Effectively

  • Combine Timeframes: Compare monthly gainers with 52-week and YTD performance to identify stocks with both short and long-term momentum.
  • Research the Catalyst: Investigate why top monthly performers moved significantly. The reason for the move matters as much as the percentage gain.
  • Watch for Reversals: Extreme monthly gains sometimes precede corrections, so treat the ranking as a research starting point rather than a buy list.

Evaluate Your Positions

Researching one of this month's top movers? Use our Stock Return Calculator to review historical performance, or the Position Size Calculator to model position sizing and risk before making your own decision.