tiprankstipranks
Holding ISSZF?
Track your performance easily

ISSZF ETF Forecast & Price Targets

See the Price Targets and Ratings of:

ISSZF Analyst Ratings

Moderate Buy
31ConsensusRatings
26 Buy
5 Hold
0 Sell
Based on the consensus analyst ratings on 31 stocks held in ISSZF.
TipRanks enables you to focus on the analyst rating consensus of all analysts or only the top performers​ in the past 3 months

ISSZF 12 Months Forecast

Average Price Target

$8.04
Based on 31 Wall Street analysts offering 12 month price targets to ISSZF holdings in the last 3 months. The average price target is $8.04 with a high forecast of $8.90 and a low forecast of $6.90. The average price target represents a 5.86% change from the last price of $7.59.
{"navigator":{"disabled":true},"exporting":{"enabled":false},"title":{"text":null},"chart":{"height":200,"style":{"fontFamily":"plus_tr_sans","fontWeight":"400","color":"#5d5d5e"},"spacingTop":30,"spacingRight":60,"events":null},"yAxis":{"labels":{"style":{"color":"inherit"},"distance":6,"x":-6,"y":-6,"zIndex":1,"map_label_formatter":{"5":"$5","6":"$6","7":"$7","8":"$8","9":"$9"}},"plotLines":[{"color":"rgba(0,0,0,0)","value":8.896,"label":{"className":" overflowvisible_force","align":"right","x":60,"y":-10,"text":"<div  class=\"positionrelative hoverZ3 triangleleft-bottom flexccc bgwhite shadowhard-3 border1 borderColorwhite-8 colorwhite-8 px2 lineHeight3 fontWeightsemibold fontSize10 radiismall h_pxsmall35\"> <div class=\"w_pxsmall60 flexccc\">\n  <span style=\"color:#199ca5\">High </span>\n  <span style=\"color:#199ca5\">$8.90</span>\n  </div></div>","useHTML":true}},{"color":"rgba(0,0,0,0)","value":8.036,"label":{"className":" overflowvisible_force","align":"right","x":60,"y":0,"text":"<div  class=\"positionrelative hoverZ3 triangleleft flexccc bgwhite shadowhard-3 border1 borderColorwhite-8 colorwhite-8 px2 lineHeight3 fontWeightsemibold fontSize10 radiismall h_pxsmall35\"> <div class=\"w_pxsmall60 flexccc\">\n  <span style=\"color:#828080\">Average </span>\n  <span style=\"color:#828080\">$8.04</span>\n  </div></div>","useHTML":true}},{"color":"rgba(0,0,0,0)","value":6.899,"label":{"className":" overflowvisible_force","align":"right","x":60,"y":10,"text":"<div  class=\"positionrelative hoverZ3 triangleleft-top flexccc bgwhite shadowhard-3 border1 borderColorwhite-8 colorwhite-8 px2 lineHeight3 fontWeightsemibold fontSize10 radiismall h_pxsmall35\"> <div class=\"w_pxsmall60 flexccc\">\n  <span style=\"color:#912767\">Low </span>\n  <span style=\"color:#912767\">$6.90</span>\n  </div></div>","useHTML":true}}],"tickPositions":[5,6,7,8,9],"lineColor":"#dddddd","gridLineWidth":1,"gridLineColor":"#dddddd","lineWidth":1,"title":{"text":""}},"plotOptions":{"series":{"states":{"inactive":{"opacity":1}}},"line":{"animation":{"duration":0},"dataLabels":{"allowOverlap":true},"borderWidth":1,"marker":{"enabled":true,"fillColor":"#FFFFFF","radius":3,"lineWidth":2,"symbol":"circle","lineColor":"#828080"}}},"xAxis":{"labels":{"style":{"color":"inherit"},"rotation":0,"map_label_formatter":{"3":"Jul<br/>2023","6":"Oct<br/>2023","9":"Jan<br/>2024","12":"Apr<br/>2024","25":"Apr<br/>2025"}},"tickPositions":[3,6,9,12,25],"plotLines":[{"color":"#dddddd","width":1,"value":12},{"color":"#dddddd","width":1,"value":12}],"lineWidth":0,"gridLineWidth":1,"gridLineColor":"#dddddd","tickLength":0},"legend":{"symbolRadius":0,"symbolPadding":4,"symbolHeight":14,"borderWidth":0,"symbolWidth":14,"align":"left","verticalAlign":"bottom","enabled":false},"tooltip":{"backgroundColor":"rgba(0,0,0,0)","useHTML":true,"borderWidth":0,"borderColor":"rgba(0,0,0,0)","padding":0,"shadow":null,"headerFormat":"","footerFormat":"","pointFormat":"<div class=\"flexccc lineHeight2 bgwhite shadow2 px3 py3 radiismall fonth10_semibold\">\n                <span class=\"colorgray-3 mb4\">{point.date:%b %d ,%Y}</span>\n              \n                {point.info}\n          </div>\n           </div>"},"credits":{"enabled":false},"accessibility":{"description":""},"responsive":{"rules":[{"chartOptions":{"chart":{"spacing":[0,0,0,0],"margin":[30,60,40,5]},"xAxis":{"tickPositions":[3,12,25.25]},"yAxis":{"labels":{"enabled":false}},"title":{"text":null},"subtitle":{"text":null}},"condition":{"maxWidth":500}}]},"series":[{"lineWidth":2,"dashStyle":"ShortDash","name":"High","type":"line","color":"#199ca5","enableMouseTracking":false,"marker":{"enabled":false},"data":[null,null,null,null,null,null,null,null,null,null,null,null,7.69,7.782769230769231,7.875538461538462,7.968307692307693,8.061076923076923,8.153846153846155,8.246615384615385,8.339384615384615,8.432153846153847,8.524923076923077,8.617692307692309,8.710461538461539,8.803230769230769,{"y":8.896,"marker":{"fillColor":"#199ca5","lineColor":"#199ca5","enabled":true,"symbol":"circle"}}]},{"lineWidth":2,"dashStyle":"ShortDash","name":"Average","type":"line","color":"#828080","enableMouseTracking":false,"marker":{"enabled":false},"data":[null,null,null,null,null,null,null,null,null,null,null,null,7.69,7.716615384615385,7.743230769230769,7.769846153846154,7.796461538461538,7.823076923076923,7.849692307692307,7.876307692307693,7.902923076923077,7.929538461538462,7.956153846153846,7.982769230769231,8.009384615384615,{"y":8.036,"marker":{"fillColor":"#828080","lineColor":"#828080","enabled":true,"symbol":"circle"}}]},{"lineWidth":2,"dashStyle":"ShortDash","name":"Low","type":"line","color":"#912767","enableMouseTracking":false,"marker":{"enabled":false},"data":[null,null,null,null,null,null,null,null,null,null,null,null,7.69,7.629153846153846,7.568307692307693,7.507461538461539,7.446615384615385,7.385769230769231,7.324923076923077,7.2640769230769235,7.203230769230769,7.142384615384616,7.081538461538462,7.020692307692308,6.959846153846154,{"y":6.899,"marker":{"fillColor":"#912767","lineColor":"#912767","enabled":true,"symbol":"circle"}}]},{"type":"line","data":[{"y":7.62,"date":1680480000000,"info":"<div>Price: <b>$8<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":7.88,"date":1682899200000,"info":"<div>Price: <b>$8<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":7.36,"date":1685577600000,"info":"<div>Price: <b>$7<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":7.51,"date":1688342400000,"info":"<div>Price: <b>$8<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":7.83,"date":1690848000000,"info":"<div>Price: <b>$8<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":7.25,"date":1693526400000,"info":"<div>Price: <b>$7<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":6.47,"date":1696204800000,"info":"<div>Price: <b>$6<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":6.94,"date":1698796800000,"info":"<div>Price: <b>$7<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":7.24,"date":1701388800000,"info":"<div>Price: <b>$7<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":7.4,"date":1704153600000,"info":"<div>Price: <b>$7<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":7.15,"date":1706745600000,"info":"<div>Price: <b>$7<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":7.21,"date":1709251200000,"info":"<div>Price: <b>$7<b/></div>","marker":{"enabled":true,"symbol":"circle"}},{"y":7.69,"date":1711929600000,"info":"<div>Price: <b>$8<b/></div>","marker":{"fillColor":"black","lineColor":"black","enabled":true,"symbol":"circle"}},null,null,null,null,null,null,null,null,null,null,null,null],"color":"#0666a7"}]}
Highest Price Target$8.90Average Price Target$8.04Lowest Price Target$6.90
The highest, average, and lowest price target of all analysts. Click on ‘Top Analysts’ to focus on the best performers.

ISSZF Stocks With Highest Upside Potential

Name
Price & Change
Analyst Consensus
Analyst Price Target
xxxxxxxxxxxxxxxxxxxxxxxxxxx
AES Corporation
7 Buy
2 Hold
0 Sell
Strong Buy
$21.33
xxxxxxxxxxxxxxxxxxxxxxxxxxx
Pacific Gas & Electric Co.
9 Buy
1 Hold
0 Sell
Strong Buy
$20.45
xxxxxxxxxxxxxxxxxxxxxxxxxxx
Sempra Energy
7 Buy
2 Hold
0 Sell
Strong Buy
$81.75
xxxxxxxxxxxxxxxxxxxxxxxxxxx
Xcel Energy
6 Buy
4 Hold
0 Sell
Moderate Buy
$61.10
xxxxxxxxxxxxxxxxxxxxxxxxxxx
PPL Corporation
5 Buy
1 Hold
0 Sell
Strong Buy
$29.83

ISSZF Stocks With Highest Downside Potential

No stocks with downside potential were found for this ETF
Please check back later or explore other ETFs for potential investment opportunities.

ISSZF ETF FAQ

What is ISSZF’s average 12-month price target, according to analysts?
Based on analyst ratings, ISSZF’s 12-month average price target is $8.04.
    What is ISSZF’s upside potential, based on the analysts’ average price target?
    Currently there's no upside potential for ISSZF, based on the analysts’ average price target.
    Can I see which stocks the top-ranking analysts are rating?
    Yes, go to the Analysts’ Top Stocks tool to see stocks with a Strong Buy or Strong Sell analyst rating consensus, according to the top performers.
      How can I follow the stock ratings of top Wall Street analysts?
      Head over to our Expert Center to see a list of the top 100 Wall Street analysts and follow the analysts of your choice. Visit their profiles for more details about their stock ratings and see how they perform on a stock-by-stock basis.
        Is ISSZF a Buy, Sell or Hold?
        ISSZF has a conensus rating of Moderate Buy which is based on 26 buy ratings, 5 hold ratings and 0 sell ratings.
          What is ISSZF’s price target?
          The average price target for ISSZF is $8.04. This is based on 31 Wall Streets Analysts 12-month price targets, issued in the past 3 months.
          The highest analyst price target is $8.90 ,the lowest forecast is $6.90. The average price target represents N/A Increase from the current price of N/A.
            What do analysts say about ISSZF?
            ISSZF’s analyst rating consensus is a Moderate Buy. This is based on the ratings of 31 Wall Streets Analysts.
              How can I buy shares of ISSZF?
              Open a brokerage account, see exclusive account opening deals on our Best Online Brokers page.
                What's Included in PREMIUM?
                Make informed decisions based on Top Analysts' activity
                Know what industry insiders are buying
                Get actionable alerts from top Wall Street Analysts
                Find out before anyone else which stock is going to shoot up
                Get powerful stock screeners & detailed portfolio analysis