Footnote by Reunion

Numbers That Are Catching Our Eye

The Footnote Five

Published in Footnote Issue 1 · July 2026 pp. 18

+74%

Year-over-year growth of public companies reporting purchases of transferable energy tax credits, from 2024 to 2025.1

6,500,000

Burgers sold per day by McDonald's, which also reported purchasing $429 million of federal transferable energy credits in 2025.2

A stack of assorted hamburgers

32

States where at least one public company has purchased clean energy tax credits, according to Reunion's industry analysis.3

Map of the United States. States where at least one public company has disclosed a clean energy tax credit purchase are shown in dark green.

— States where a publicly traded company has bought transferable energy tax credits

33 states highlighted, 17 not

Highlighted: WA, OR, CA, NV, ID, AZ, CO, ND, NE, KS, TX, MN, WI, MI, IL, IN, OH, MO, AR, TN, KY, VA, NC, SC, GA, FL, PA, NY, NJ, MD, DE, MA, CT

Not highlighted: MT, WY, UT, NM, SD, IA, OK, LA, MS, AL, WV, ME, NH, VT, RI, AK, HI

3x

How much more electricity was produced in the U.S. from solar and wind in 2025, compared to a decade ago.4

$78 per megawatt-hour

The global benchmark cost for a four-hour battery project in 2025 — a 27% year-on-year reduction and a record low.5

Sources

  1. 2026 Reunion analysis of SEC public filings
  2. Investing.com and McDonald's 10-K filing
  3. 2026 Reunion analysis
  4. ClimateCentral.org
  5. BloombergNEF (2026)