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Qualstar Corporation

$3.11 -$3.47 (-52.74%)

OTC · 15 Sep 2026 14:52 UTC

Previous Close

$3.15

Day Range

$3.11 - $3.11

Year Range

$2.15$11.4

Market Cap

52.73M

AVG Volume

1.19K

Trailing/Forward PE

-44.1/-

PEG ratio

1.97

Dividend Yield

Next Earnings Date

Primary Exchange

Other OTC

Revenue (USD)

QBAK Revenue (USD) by year
Period	Revenue (USD)
2025	6.59M
2024	8.04M
2023	10.62M
2022	9.85M
2021	9.16M
2020	8.1M
2019	13.44M
2018	12.23M
2017	10.64M
2016	9.42M

Net Income (USD)

QBAK Net Income (USD) by year
Period	Net Income (USD)
2025	70K
2024	-471K
2023	191K
2022	55K
2021	430K
2020	-1.26M
2019	-471K
2018	1.49M
2017	640K
2016	-1.21M

Operating Income (USD)

QBAK Operating Income (USD) by year
Period	Operating Income (USD)
2025	-340K
2024	-469K
2023	140K
2022	92K
2021	-90K
2020	-1.26M
2019	394K
2018	1.49M
2017	657K
2016	-1.21M

EBITDA (USD)

QBAK EBITDA (USD) by year
Period	EBITDA (USD)
2025	-333K
2024	-443K
2023	177K
2022	135K
2021	281K
2020	-1.14M
2019	159K
2018	1.58M
2017	811K
2016	-1.03M

Cash Flows (USD)

QBAK Cash Flows (USD) by year
Period	Cash Flows (USD)
2025	316K
2024	222K
2023	131K
2022	-832K
2021	-124K
2020	36K
2019	-160K
2018	137K
2017	1M
2016	-172K

EPS (USD)

QBAK EPS (USD) by year
Period	EPS (USD)
2025	0
2024	-0.04
2023	0.01
2022	0
2021	0.02
2020	-0.07
2019	-0.03
2018	0.08
2017	0.04
2016	-0.07

Expenses (USD)

QBAK Expenses (USD) by year
Period	Expenses (USD)
2025	2.33M
2024	2.93M
2023	3.15M
2022	2.9M
2021	3.31M
2020	3.59M
2019	3.64M
2018	3.58M
2017	3.64M
2016	3.85M

Cash & Debt (USD)

QBAK Cash & Debt (USD) by year
Period	Cash & Debt (USD)
2025	2.81M
2024	2.44M
2023	2.42M
2022	2.8M
2021	4.2M
2020	4.26M
2019	3.86M
2018	4.78M
2017	4.7M
2016	3.69M

Debt ratios

QBAK Debt ratios by year
Period	Debt ratios
2025	5.53
2024	-13.75
2023	4.25
2022	4.5
2021	-4.42
2020	-2.52
2019	-2.08
2018	4.76

Margins

QBAK Margins by year
Period	Margins
2025	30.1%
2024	28.77%
2023	28.31%
2022	28.04%
2021	29.64%
2020	28.49%
2019	26.21%
2018	41.25%
2017	39.93%
2016	27.54%

Return on Capital

QBAK Return on Capital by year
Period	Return on Capital
2025	1.52%
2024	-10.3%
2023	3.81%
2022	1.03%
2021	7.34%
2020	-22.4%
2019	-6.99%
2018	20.28%
2017	10.85%
2016	-25.01%

Shares Outstanding

QBAK Shares Outstanding by year
Period	Shares Outstanding
2025	12.43M
2024	10.26M
2023	13.48M
2022	15.23M
2021	16.99M
2020	17.36M
2019	17.32M
2018	18.27M
2017	18.38M
2016	18.08M

Dividends (USD)

QBAK Dividends (USD) by year
Period	Dividends (USD)
2009	0.48
2008	0.48

Employee Count

QBAK Employee Count by year
Period	Employee Count
2019	16
2018	20
2017	20
2016	22
2015	38
2014	43
2013	57
2012	68
2011	70
2010	73

Book Value Per Share (USD)

QBAK Book Value Per Share (USD) by year
Period	Book Value Per Share (USD)
2025	0.37
2024	0.45
2023	0.37
2022	0.35
2021	0.34
2020	0.32
2019	0.39
2018	0.4
2017	0.32
2016	0.27

Total Assets (USD)

QBAK Total Assets (USD) by year
Period	Total Assets (USD)
2025	6.52M
2024	6.72M
2023	8.05M
2022	8.1M
2021	8.69M
2020	8.42M
2019	10.04M
2018	10M
2017	8.57M
2016	7.26M

PE Ratio

QBAK PE Ratio by year
Period	PE Ratio
Jun 26	603.69
Jun 26	612.57
Jun 26	607.25
Jun 26	665.84
May 26	692.47
May 26	665.84
May 26	683.6
May 26	754.62
May 26	674.72
Apr 26	676.49
Apr 26	665.84
Apr 26	665.84
Apr 26	813.21
Mar 26	128.27
Mar 26	128.27
Mar 26	127.84
Mar 26	130.4
Feb 26	134.23
Feb 26	136.79
Feb 26	135.3
Feb 26	142.12
Jan 26	137
Jan 26	135.3
Jan 26	140.2
Jan 26	137.86
Jan 26	140.2
Dec 25	230.29
Dec 25	237.32
Dec 25	234.36
Dec 25	212.88
Nov 25	194.37
Nov 25	185.12
Nov 25	197.33
Nov 25	172.9
Oct 25	185.12
Oct 25	200.67
Oct 25	199.56
Oct 25	200.3
Oct 25	191.41
Dec 24	260.65
Dec 24	260.65
Dec 24	305.67
Dec 24	305.67
Nov 24	305.67
Nov 24	284.35
Nov 24	284.35
Nov 24	284.35
Nov 24	327
Oct 24	324.63
Oct 24	324.63
Oct 24	308.04
Oct 24	308.04
Sep 24	162.79
Sep 24	166.54
Sep 24	195.34
Sep 24	152.77
Aug 24	156.53
Aug 24	175.31
Aug 24	175.31
Aug 24	215.38
Aug 24	241.68
Jul 24	246.69
Jul 24	249.19
Jul 24	249.19
Jul 24	241.68
Jun 24	141.17
Jun 24	153.17
Jun 24	153.17
Jun 24	164.47
May 24	164.47
May 24	164.47
May 24	141.17
May 24	162.35
May 24	162.35
Apr 24	164.47
Apr 24	165.88
Apr 24	166.58
Apr 24	176.47
Mar 24	208.49
Mar 24	205.55
Mar 24	220.24
Mar 24	217.3
Mar 24	207.51
Feb 24	168.36
Feb 24	169.34
Feb 24	134.1
Feb 24	137.04
Jan 24	144.87
Jan 24	144.87
Jan 24	144.87
Jan 24	144.87
Dec 23	144.87
Dec 23	133.97
Dec 23	124.04
Dec 23	132.73
Dec 23	124.04
Nov 23	124.04
Nov 23	124.04
Nov 23	126.52
Nov 23	119.91

Free Cash Flow Yield

QBAK Free Cash Flow Yield by year
Period	Free Cash Flow Yield
Sep 26	-0.38%
Sep 26	-0.34%
Sep 26	-0.34%
Aug 26	-0.35%
Aug 26	-0.37%
Aug 26	-0.45%
Aug 26	-0.56%
Jul 26	-0.46%
Jul 26	-0.41%
Jul 26	-0.39%
Jul 26	-0.39%
Jul 26	-0.39%
Jun 26	0.75%
Jun 26	0.74%
Jun 26	0.74%
Jun 26	0.68%
May 26	0.65%
May 26	0.68%
May 26	0.66%
May 26	0.6%
May 26	0.67%
Apr 26	0.67%
Apr 26	0.68%
Apr 26	0.68%
Apr 26	0.56%
Mar 26	1.04%
Mar 26	1.04%
Mar 26	1.04%
Mar 26	1.02%
Feb 26	0.99%
Feb 26	0.98%
Feb 26	0.99%
Feb 26	0.94%
Jan 26	0.97%
Jan 26	0.99%
Jan 26	0.95%
Jan 26	0.97%
Jan 26	0.95%
Dec 25	0.41%
Dec 25	0.4%
Dec 25	0.41%
Dec 25	0.45%
Nov 25	0.49%
Nov 25	0.52%
Nov 25	0.48%
Nov 25	0.55%
Oct 25	0.52%
Oct 25	0.48%
Oct 25	0.48%
Oct 25	0.48%
Oct 25	0.5%
Sep 25	0.97%
Sep 25	0.97%
Sep 25	1.15%
Sep 25	1.46%
Aug 25	1.51%
Aug 25	1.69%
Aug 25	1.81%
Aug 25	1.75%
Aug 25	1.87%
Jul 25	1.87%
Jul 25	1.87%
Jul 25	1.87%
Jul 25	1.87%
Jun 25	0.79%
Jun 25	0.79%
Jun 25	0.81%
Jun 25	0.79%
May 25	0.87%
May 25	0.93%
May 25	0.89%
May 25	1.18%
May 25	1.18%
Apr 25	1.18%
Apr 25	1.18%
Apr 25	1.08%
Apr 25	1.08%
Mar 25	1.05%
Mar 25	0.98%
Mar 25	1%
Mar 25	1%
Feb 25	1%
Feb 25	0.9%
Feb 25	0.98%
Feb 25	0.99%
Jan 25	0.98%
Jan 25	0.98%
Jan 25	1.54%
Jan 25	1.42%
Jan 25	1.42%
Dec 24	2.64%
Dec 24	2.64%
Dec 24	2.25%
Dec 24	2.25%
Nov 24	2.25%
Nov 24	2.42%
Nov 24	2.42%
Nov 24	2.42%
Nov 24	2.1%
Oct 24	2.12%

Price to Sales

QBAK Price to Sales by year
Period	Price to Sales
Sep 26	2.05
Sep 26	2.31
Sep 26	2.31
Aug 26	2.25
Aug 26	2.12
Aug 26	1.77
Aug 26	1.4
Jul 26	1.73
Jul 26	1.9
Jul 26	2.02
Jul 26	2.02
Jul 26	2.02
Jun 26	6.41
Jun 26	6.5
Jun 26	6.45
Jun 26	7.07
May 26	7.35
May 26	7.07
May 26	7.26
May 26	8.01
May 26	7.16
Apr 26	7.18
Apr 26	7.07
Apr 26	7.07
Apr 26	8.63
Mar 26	10.71
Mar 26	10.71
Mar 26	10.67
Mar 26	10.88
Feb 26	11.21
Feb 26	11.42
Feb 26	11.29
Feb 26	11.86
Jan 26	11.44
Jan 26	11.29
Jan 26	11.7
Jan 26	11.51
Jan 26	11.7
Dec 25	12.19
Dec 25	12.56
Dec 25	12.41
Dec 25	11.27
Nov 25	10.29
Nov 25	9.8
Nov 25	10.45
Nov 25	9.15
Oct 25	9.8
Oct 25	10.62
Oct 25	10.56
Oct 25	10.6
Oct 25	10.13
Sep 25	7.99
Sep 25	7.99
Sep 25	6.71
Sep 25	5.3
Aug 25	5.13
Aug 25	4.57
Aug 25	4.28
Aug 25	4.41
Aug 25	4.14
Jul 25	4.14
Jul 25	4.14
Jul 25	4.14
Jul 25	4.14
Jun 25	3.51
Jun 25	3.51
Jun 25	3.41
Jun 25	3.49
May 25	3.19
May 25	2.97
May 25	3.09
May 25	2.33
May 25	2.33
Apr 25	2.33
Apr 25	2.33
Apr 25	2.55
Apr 25	2.55
Mar 25	2.54
Mar 25	2.74
Mar 25	2.67
Mar 25	2.67
Feb 25	2.67
Feb 25	2.98
Feb 25	2.74
Feb 25	2.7
Jan 25	2.74
Jan 25	2.74
Jan 25	1.74
Jan 25	1.88
Jan 25	1.88
Dec 24	1.26
Dec 24	1.26
Dec 24	1.47
Dec 24	1.47
Nov 24	1.47
Nov 24	1.37
Nov 24	1.37
Nov 24	1.37
Nov 24	1.58
Oct 24	1.57

EV/EBITDA

QBAK EV/EBITDA by year
Period	EV/EBITDA
Mar 26	297.01
Mar 26	297.01
Mar 26	295.99
Mar 26	302.13
Feb 26	311.35
Feb 26	317.49
Feb 26	313.91
Feb 26	330.3
Jan 26	318.01
Jan 26	313.91
Jan 26	325.69
Jan 26	320.05
Jan 26	325.69
Dec 25	453.64
Dec 25	467.91
Dec 25	461.9
Dec 25	418.32
Nov 25	380.75
Nov 25	361.96
Nov 25	386.76
Nov 25	337.17
Oct 25	361.96
Oct 25	393.52
Oct 25	391.27
Oct 25	392.77
Oct 25	374.74
Dec 24	664.68
Dec 24	664.68
Dec 24	799.74
Dec 24	799.74
Nov 24	799.74
Nov 24	735.77
Nov 24	735.77
Nov 24	735.77
Nov 24	863.72
Oct 24	856.61
Oct 24	856.61
Oct 24	806.85
Oct 24	806.85
Sep 24	388.72
Sep 24	398.73
Sep 24	475.54
Sep 24	362
Aug 24	372.02
Aug 24	422.11
Aug 24	422.11
Aug 24	528.96
Aug 24	599.09
Jul 24	612.44
Jul 24	619.12
Jul 24	619.12
Jul 24	599.09
Jun 24	139.23
Jun 24	152.18
Jun 24	152.18
Jun 24	164.37
May 24	164.37
May 24	164.37
May 24	139.23
May 24	162.08
May 24	162.08
Apr 24	164.37
Apr 24	165.89
Apr 24	166.65
Apr 24	177.32
Mar 24	292.91
Mar 24	288.42
Mar 24	310.83
Mar 24	306.35
Mar 24	291.41
Feb 24	231.65
Feb 24	233.15
Feb 24	179.36
Feb 24	183.84
Jan 24	195.8
Jan 24	195.8
Jan 24	195.8
Jan 24	195.8
Dec 23	195.8
Dec 23	151.42
Dec 23	138.15
Dec 23	149.76
Dec 23	138.15
Nov 23	138.15
Nov 23	138.15
Nov 23	141.47
Nov 23	132.62
Oct 23	121.56
Oct 23	127.09
Oct 23	138.15
Oct 23	143.13
Sep 23	166.35
Sep 23	379.92
Sep 23	301.86
Sep 23	289.06
Sep 23	237.87
Aug 23	231.47
Aug 23	250.67
Aug 23	237.87
Aug 23	216.12

Price/Operating Cashflow

QBAK Price/Operating Cashflow by year
Period	Price/Operating Cashflow
Jun 26	133.73
Jun 26	135.7
Jun 26	134.52
Jun 26	147.5
May 26	153.4
May 26	147.5
May 26	151.43
May 26	167.16
May 26	149.46
Apr 26	149.86
Apr 26	147.5
Apr 26	147.5
Apr 26	180.14
Mar 26	96.04
Mar 26	96.04
Mar 26	95.72
Mar 26	97.64
Feb 26	100.51
Feb 26	102.42
Feb 26	101.3
Feb 26	106.41
Jan 26	102.58
Jan 26	101.3
Jan 26	104.97
Jan 26	103.22
Jan 26	104.97
Dec 25	241.55
Dec 25	248.93
Dec 25	245.82
Dec 25	223.3
Nov 25	203.88
Nov 25	194.17
Nov 25	206.99
Nov 25	181.36
Oct 25	194.17
Oct 25	210.48
Oct 25	209.32
Oct 25	210.1
Oct 25	200.78
Sep 25	103.42
Sep 25	103.42
Sep 25	86.81
Sep 25	68.65
Aug 25	66.44
Aug 25	59.13
Aug 25	55.37
Aug 25	57.14
Aug 25	53.59
Jul 25	53.59
Jul 25	53.59
Jul 25	53.59
Jul 25	53.59
Jun 25	127.08
Jun 25	127.08
Jun 25	123.38
Jun 25	126.62
May 25	115.53
May 25	107.67
May 25	111.83
May 25	84.57
May 25	84.57
Apr 25	84.57
Apr 25	84.57
Apr 25	92.42
Apr 25	92.42
Mar 25	92.25
Mar 25	99.73
Mar 25	97.24
Mar 25	97.24
Feb 25	97.24
Feb 25	108.21
Feb 25	99.73
Feb 25	98.24
Jan 25	99.73
Jan 25	99.73
Jan 25	63.33
Jan 25	68.32
Jan 25	68.32
Dec 24	37.24
Dec 24	37.24
Dec 24	43.67
Dec 24	43.67
Nov 24	43.67
Nov 24	40.62
Nov 24	40.62
Nov 24	40.62
Nov 24	46.71
Oct 24	46.38
Oct 24	46.38
Oct 24	44.01
Oct 24	44.01
Jun 24	195.39
Jun 24	212
Jun 24	212
Jun 24	227.63
May 24	227.63
May 24	227.63
May 24	195.39
May 24	224.7
May 24	224.7

Price to Book

QBAK Price to Book by year
Period	Price to Book
Sep 26	2.86
Sep 26	3.22
Sep 26	3.22
Aug 26	3.13
Aug 26	2.95
Aug 26	2.46
Aug 26	1.95
Jul 26	2.4
Jul 26	2.64
Jul 26	2.81
Jul 26	2.81
Jul 26	2.81
Jun 26	9.15
Jun 26	9.29
Jun 26	9.2
Jun 26	10.09
May 26	10.5
May 26	10.09
May 26	10.36
May 26	11.44
May 26	10.23
Apr 26	10.25
Apr 26	10.09
Apr 26	10.09
Apr 26	12.33
Mar 26	14.97
Mar 26	14.97
Mar 26	14.92
Mar 26	15.22
Feb 26	15.67
Feb 26	15.96
Feb 26	15.79
Feb 26	16.59
Jan 26	15.99
Jan 26	15.79
Jan 26	16.36
Jan 26	16.09
Jan 26	16.36
Dec 25	16.33
Dec 25	16.83
Dec 25	16.62
Dec 25	15.1
Nov 25	13.78
Nov 25	13.13
Nov 25	13.99
Nov 25	12.26
Oct 25	13.13
Oct 25	14.23
Oct 25	14.15
Oct 25	14.2
Oct 25	13.57
Sep 25	12.36
Sep 25	12.36
Sep 25	10.37
Sep 25	8.2
Aug 25	7.94
Aug 25	7.06
Aug 25	6.61
Aug 25	6.83
Aug 25	6.4
Jul 25	6.4
Jul 25	6.4
Jul 25	6.4
Jul 25	6.4
Jun 25	6.17
Jun 25	6.17
Jun 25	5.99
Jun 25	6.14
May 25	5.61
May 25	5.22
May 25	5.43
May 25	4.1
May 25	4.1
Apr 25	4.1
Apr 25	4.1
Apr 25	4.48
Apr 25	4.48
Mar 25	5.23
Mar 25	5.65
Mar 25	5.51
Mar 25	5.51
Feb 25	5.51
Feb 25	6.13
Feb 25	5.65
Feb 25	5.57
Jan 25	5.65
Jan 25	5.65
Jan 25	3.59
Jan 25	3.87
Jan 25	3.87
Dec 24	3.02
Dec 24	3.02
Dec 24	3.54
Dec 24	3.54
Nov 24	3.54
Nov 24	3.29
Nov 24	3.29
Nov 24	3.29
Nov 24	3.79
Oct 24	3.76

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News: QBAK

globenewswire.com · 13 Aug 2026