A look at the weighted underlying holdings of the Zacks MLP High Income Index Shares (ZMLP) shows an impressive 15.9% of holdings on a weighted basis have experienced insider buying within the past six months.

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Western Refining Logistics LP ( WNRL), which makes up 4.00% of the Zacks MLP High Income Index Shares (ZMLP), has seen 6 directors and officers purchase shares in the past six months, according to the recent Form 4 data. The ETF holds a total of $3,161,256 worth of WNRL, making it the #18 largest holding. The table below details the recent insider buying activity observed at WNRL:

WNRL — last trade: $24.05 — Recent Insider Buys:

Purchased Insider Title Shares Price/Share Value
09/08/2016 Paul L. Foster Director 268,817 $22.32 $5,999,995
09/08/2016 Jeff A. Stevens President and CEO 134,408 $22.32 $2,999,987
09/08/2016 Scott D. Weaver Director 44,802 $22.32 $999,981
09/08/2016 David D. Kinder Director 7,500 $22.32 $167,400
09/08/2016 Andrew L. Atterbury Director 5,000 $22.32 $111,600
09/08/2016 Michael C. Linn Director 11,200 $22.32 $249,984