HolderBook

BLONDER TONGUE LABS INC (BDRLQ)

Institutional ownership reported to the SEC as of Q1 2022, across 14 quarters.

9
Reporting holders
$391.0K
Reported value
0.0%
Held as options
+1
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
Tufton Capital Management$120.0K188,9400.02%5qHELD
RENAISSANCE TECHNOLOGIES LLC$64.0K99,4490.00%14q-36.2%-$36.4K
BRIDGEWAY CAPITAL MANAGEMENT, LLC$58.0K90,0000.00%14qHELD
VANGUARD GROUP INC$52.0K81,4480.00%14qHELD
STATE STREET CORP$42.0K65,6000.00%4qHELD
Virtu Financial LLC$32.0K49,8570.00%2q+98.8%+$15.9K
CITADEL ADVISORS LLC$14.0K21,7860.00%newNEW
UBS Group AG$6.0K9,4350.00%4q+48.3%+$2.0K
Tower Research Capital LLC (TRC)$3.0K5,1270.00%2q+39.7%

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
Q1 20229$391.0K611,6421310.0%
Q4 20218$364.0K617,0622200.0%
Q3 20216$505.0K442,6020220.0%
Q2 202110$941.0K712,7134220.0%
Q1 20216$638.0K434,6011220.0%
Q4 20208$622.0K467,3741140.0%
Q3 20207$465.0K568,6663200.0%
Q2 20205$290.0K402,5210120.0%
Q1 20206$272.0K430,7920210.0%
Q4 20197$332.0K436,3021120.0%
Q3 20197$280.0K422,2721130.0%
Q2 20197$480.0K494,9700130.0%
Q1 20199$582.0K532,9692210.0%
Q4 20187$539.0K487,0470000.0%