ETF Explainer: PBW

Clean energy has been on a mostly upward trajectory in 2019.

Reviewed by: Heather Bell
Edited by: Heather Bell
Invesco WilderHill Clean Energy ETF

Each month, we look at an ETF selected by based on its performance and importance to investors. This month, we consider the performance of the $178 million Invesco WilderHill Clean Energy ETF (PBW), which tracks stocks that operate in the clean energy or energy conservation spaces. All the companies mentioned below are holdings in PBW, unless otherwise noted (*).



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AUG 15 Enphase shares plunge after the company announces a $60 million offering of convertible notes due 2023, with the money raised expected to be used for “general corporate purposes.”

OCT 31 Universal Display’s stock rose sharply after Samsung Electronics* indicated it expected increased sales and usage of flexible organic light emitting device panels.

DEC 20 Amid a general slide in the overall market, SunRun sees its share price sink even further on news the company is the subject of a fraud investigation by the FBI and Justice Department.

JAN 23 Tesla stock sees a multiday decline after CEO Elon Musk sends an email to company employees detailing expectations for smaller profits for the fourth quarter of 2019.

MAR 8 Electric carmaker NIO’s stock price slumps after it experiences greater-than-expected net losses for its fourth quarter, with deliveries expected to be weak for the near term.

MAY 7 Veeco Instruments reported first-quarter results that were better than expected; it’s the second time in a 12-month period the company beat consensus expectations for revenue.

Source: Bloomberg. Data for 07/31/2018 to 07/31/2019.

Heather Bell is a former managing editor of She has also held editorial positions at Dow Jones Indexes and Lehman Brothers. Bell is a graduate of Dartmouth college and resides in the Denver area with her two dogs.