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#1 KULR leads with +855% June 2021

KULR (KULR Technology Group, Inc.) is the best performing stock in June 2021. Following are LWLG (+563%) and ALF (+404%). Top performing sectors: Basic Materials (+175% avg, 1 in top 10), Financial Services (+100% avg, 3 in top 10), Technology (+88% avg, 2 in top 10).

Top Stock Gainers June 2021 - Monthly Performance Ranked

Track the top performing stocks of June 2021 ranked by monthly price gain. See which stock gainers delivered the highest gains this month, with market caps over $100 million on Nasdaq and NYSE.
2021

This ranking shows the top performing stocks and biggest stock gainers during June 2021, 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.

June 2021 Stock Market Momentum

This page answers a current-month trend question with data: which NYSE and NASDAQ stocks have shown the strongest price gains so far in June 2021. 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?

Data as of May 25, 2026 at 4:46 AM EDT

Rank
Symbol
Company Name
Jun Gain
Market Cap
Price
Country
Sector
1
854.59%
213.25 M
$ 4.61
United States
Technology
2
562.84%
1.98 B
$ 12.85
United States
Basic Materials
3
404.11%
391.36 M
$ 10.89
United States
Financial Services
4
147.45%
176.02 M
$ 4.57
China
Financial Services
5
119.6%
1.76 B
$ 12.6
United States
Healthcare
6
107.41%
11.31 B
$ 22.82
United States
Financial Services
7
99.46%
822.26 M
$ 2.14
United States
Technology
8
89.81%
425.12 M
$ 20.27
United States
Consumer Cyclical
9
87.35%
514.63 M
$ 9.83
Ireland
Healthcare
10
83.03%
249.75 M
$ 2.695
United States
Healthcare
11
82.77%
41.09 B
$ 105.86
United States
Technology
12
82.74%
2.24 B
$ 8.46
United States
Energy
13
79.44%
330.97 M
$ 6.34
United States
Healthcare
14
79.06%
808.67 M
$ 12.11
Canada
Energy
15
78.71%
12.09 B
$ 16.67
United States
Industrials
16
78.59%
1.88 B
$ 37.85
United States
Healthcare
17
76.9%
1.14 B
$ 1.51
United States
Communication Services
18
74.76%
12.98 B
$ 81.76
United States
Basic Materials
19
73.73%
877.81 M
$ 14.5
United States
Technology
20
72.32%
1.87 B
$ 3.55
United States
Healthcare
21
67.65%
1.58 B
$ 6.62
United States
Technology
22
65.56%
2.95 B
$ 28.64
United States
Healthcare
23
65.52%
270.22 M
$ 2.76
United States
Healthcare
24
63.61%
1.68 B
$ 58.02
United States
Healthcare
25
63.55%
5.03 B
$ 29.95
Israel
Consumer Cyclical
26
62.18%
3.55 B
$ 12.06
Uruguay
Technology
27
59.28%
338.42 M
$ 3.24
United States
Industrials
28
59.25%
688.32 M
$ 15.47
United States
Industrials
29
57.75%
2.09 B
$ 12.54
United States
Consumer Cyclical
30
57.44%
1.46 B
$ 6.68
United States
Industrials
31
57.28%
1.57 B
$ 21.37
United States
Technology
32
53.32%
139.98 M
$ 1.6
China
Financial Services
33
51.6%
289.49 M
$ 6.75
United States
Financial Services
34
50.67%
741.77 M
$ 9.78
China
Industrials
35
49.74%
114.97 M
$ 2.38
United States
Healthcare
36
47.08%
648.56 M
$ 16.76
United States
Energy
37
46.77%
7.82 B
$ 108.79
United States
Energy
38
46.75%
16.18 B
$ 15.89
China
Consumer Cyclical
39
46.02%
479.86 M
$ 5.79
United States
Industrials
40
46.02%
1.51 B
$ 9.21
United States
Healthcare
41
43.86%
108.04 M
$ 6
United States
Technology
42
43.6%
1.48 B
$ 41.68
United States
Financial Services
43
42.96%
148.61 M
$ 6.01
Canada
Healthcare
44
42.42%
1.84 B
$ 4.11
United States
Healthcare
45
42.11%
1.20 B
$ 22.87
China
Technology
46
41.53%
905.67 M
$ 9.84
United States
Communication Services
47
40.37%
264.72 M
$ 3.05
China
Communication Services
48
39.8%
4.86 B
$ 50.36
Switzerland
Healthcare
49
39.52%
9.62 B
$ 49.53
United States
Technology
50
39.38%
738.68 M
$ 5.67
United States
Real Estate
51
39.09%
56.14 B
$ 159.89
United States
Technology
52
38.55%
2.52 B
$ 14.59
Canada
Technology
53
38.47%
241.61 M
$ 2.06
United States
Industrials
54
37.93%
1.17 B
$ 23.95
United States
Healthcare
55
37.59%
462.88 M
$ 3.15
United States
Technology
56
37.22%
460.11 M
$ 65.21
Greece
Industrials
57
36.74%
359.38 M
$ 11.67
United States
Consumer Cyclical
58
35.75%
382.01 M
$ 1.78
United States
Real Estate
59
35.67%
1.07 B
$ 6.19
United States
Healthcare
60
35.44%
132.82 M
$ 2.35
United States
Healthcare
61
35.19%
185.50 M
$ 17.24
62
34.99%
16.54 B
$ 158.46
United States
Technology
63
34.9%
1.04 B
$ 3.38
United States
Healthcare
64
34.3%
2.05 B
$ 11.32
United States
Industrials
65
34.25%
467.92 M
$ 10.8
United States
Energy
66
33.89%
481.15 M
$ 10.36
United States
Technology
67
33.82%
171.40 M
$ 7.02
United States
Consumer Cyclical
68
33.67%
2.28 B
$ 5.84
United States
Consumer Cyclical
69
33.51%
590.06 M
$ 1.88
United States
Consumer Cyclical
70
33.33%
209.15 M
$ 5.87
United States
Energy
71
33.33%
239.27 M
$ 7.07
United States
Energy
72
33.2%
485.93 M
$ 17.11
United States
Healthcare
73
33.19%
906.40 M
$ 3.72
Canada
Basic Materials
74
32.84%
2.87 B
$ 22.79
United States
Healthcare
75
32.67%
10.52 B
$ 22.38
United States
Communication Services
76
32.56%
1.67 B
$ 28.87
United States
Healthcare
77
32.54%
3.67 B
$ 21.04
Taiwan
Technology
78
32.36%
378.93 M
$ 1.22
United States
Healthcare
79
32.17%
8.77 B
$ 561.8
United States
Consumer Cyclical
80
32.14%
287.00 M
$ 9.75
United States
Communication Services
81
32.08%
18.54 B
$ 125.55
United States
Communication Services
82
31.79%
570.92 M
$ 10.25
United States
Financial Services
83
31.69%
8.44 B
$ 64.03
United States
Technology
84
31.46%
6.38 B
$ 99.19
United States
Healthcare
85
31.38%
2.06 B
$ 11.99
Hong Kong
Healthcare
86
31.24%
958.78 M
$ 21.98
United States
Financial Services
87
30.77%
370.90 M
$ 8.98
Israel
Communication Services
88
30.59%
211.06 M
$ 4.91
United States
Energy
89
30.4%
3.14 B
$ 23.52
United States
Industrials
90
30.2%
11.48 B
$ 64.46
United States
Basic Materials
91
30.09%
129.51 M
$ 3.11
United States
Healthcare
92
30.08%
5.07 B
$ 73.35
United States
Technology
93
29.74%
448.68 M
$ 10.15
United States
Healthcare
94
29.62%
28.61 B
$ 193.76
United States
Healthcare
95
29.09%
176.07 M
$ 3.97
United States
Technology
96
29.03%
15.90 B
$ 270.14
United States
Industrials
97
28.9%
1.45 B
$ 31.01
United States
Energy
98
28.87%
9.26 B
$ 24.49
United States
Financial Services
99
28.38%
14.90 B
$ 15.59
China
Consumer Cyclical
100
28.37%
409.92 M
$ 6.82
United States
Technology
For the most accurate results, consider cross-referencing our data with other sources.

Frequently Asked Questions

Q Which stock has gained the most in June 2021?
A

KULR (KULR Technology Group, Inc.) has the highest monthly gain in this ranking for June 2021, with a gain of 855%. Top performers this month include KULR, LWLG, ALF.

Q What stocks gained the most in June 2021?
A

The biggest gainers in June 2021 were: KULR (+855%), LWLG (+563%), ALF (+404%), XYF (+147%), NTLA (+120%). 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 June 2021. 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 June 2021. 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 sectors performed best in June 2021?
A

The top performing sectors in June 2021 included Technology, Basic Materials, Financial Services, based on the stocks with highest monthly gains. KULR 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 June 2021. 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 market activity across NYSE and NASDAQ.

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.