HolderBook

SNAM S P A UNSPONSORD ADR (SNMRY)

Institutional ownership reported to the SEC as of Q2 2026, across 26 quarters.

3
Reporting holders
$208.9K
Reported value
0.0%
Held as options
+0
Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

FilerValueShares Their book Held Change
RHUMBLINE ADVISERS$153.3K10,5090.00%3q+245.2%+$108.9K
GAMMA Investing LLC$48.6K3,3330.00%11q+85.8%+$22.5K
Salomon & Ludwin, LLC$7.0K4950.00%5q-42.4%-$5.1K

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

QuarterHoldersValue SharesNewAdded TrimmedOptions
Q2 20263$208.9K14,3370210.0%
Q1 20263$86.1K5,6980210.0%
Q4 20254$37.3K2,8131110.0%
Q3 20253$27.5K2,2920200.0%
Q2 20254$24.1K1,9953100.0%
Q1 20251$8.5K8100010.0%
Q4 20241$14.6K1,6560010.0%
Q3 20241$80.2K7,8920100.0%
Q2 20241$39.5K4,2570010.0%
Q1 20241$45.6K4,8550100.0%
Q4 20231$14.8K1,5260000.0%
Q3 20231$4.7K4980100.0%
Q2 20231$2.0K1911000.0%
Q1 20231$112.0K10,5401000.0%
Q2 20221$24.0K2,2870100.0%
Q1 20222$27.0K2,4302000.0%
Q1 20211$581.0K51,2550100.0%
Q4 20201$548.0K50,7770100.0%
Q3 20201$506.0K49,8820100.0%
Q2 20201$470.0K49,1620010.0%
Q1 20201$552.0K58,2220010.0%
Q4 20191$655.0K61,0530010.0%
Q3 20191$623.0K62,6380010.0%
Q2 20191$731.0K72,4070010.0%
Q1 20191$814.0K80,0860010.0%
Q4 20181$753.0K84,6990000.0%