HolderBook

TELEPHONE & DATA SYS INC (TDSPRU)

Institutional ownership reported to the SEC as of Q2 2026, across 31 quarters.

5
Reporting holders
$5.7M
Reported value
100.0%
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
IMC-Chicago, LLC$4.1Moptions only0.00%11qOPTIONS
GROUP ONE TRADING LLC$951.2Koptions only0.00%25qOPTIONS
SIMPLEX TRADING, LLC$681.0Koptions only0.00%29qOPTIONS
SHIKIAR ASSET MANAGEMENT INC$1.7K85,7000.44%2q+28.3%
HRT FINANCIAL LP$1.1K30,0000.00%newNEW

Five percent filings

Anyone crossing 5% of a company must say so within days - far sooner than the next quarterly holdings report. A 13D declares an intent to influence the company; a 13G is the passive version. See all activist filings →

FiledFormFiler % of class
2026-08-1113G/APICTON MAHONEY ASSET MANAGEMENT11.2%

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 20265$5.7M115,700110100.0%
Q1 20264$4.7M66,800100100.0%
Q4 20253$12.9M0000100.0%
Q3 20254$11.4M0100100.0%
Q2 20254$11.1M0100100.0%
Q1 20253$10.7M0000100.0%
Q4 20243$6.1M0000100.0%
Q3 20243$2.5M0000100.0%
Q2 20244$6.0M0000100.0%
Q1 20245$4.3M0100100.0%
Q4 20235$7.7M0200100.0%
Q3 20234$8.2M0400100.0%
Q2 20232$9220000100.0%
Q1 20233$37.5K40,68500198.5%
Q4 20222$37.9K0000100.0%
Q3 20224$3.5M101,66001042.1%
Q2 20224$3.7M93,85010148.1%
Q1 20223$4.4M104,35000140.7%
Q4 20213$5.3M110,65000042.4%
Q3 20213$4.9M111,10001040.0%
Q2 20214$5.2M104,06910142.0%
Q1 20213$3.7M9,20010093.4%
Q4 20202$859.0K0100100.0%
Q3 20202$1.1M0000100.0%
Q2 20202$275.0K0100100.0%
Q1 20201$385.0K0000100.0%
Q4 20191$368.0K0000100.0%
Q3 20192$291.0K0100100.0%
Q2 20191$158.0K0100100.0%
Q1 20192$1.5M0000100.0%
Q4 20182$1.1M0000100.0%