DOSSIER · 13F Holders · Q2 2026
ISPC

ISPECIMEN INC

6 institutions still hold ISPECIMEN INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 45032V306·6 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$86K
visible holders
Holders
6
filers reporting
Concentration
99.00%
UBS Group AG #1
top holder share
AI Holders Summary · Q2 2026

6 institutions reported ISPC in Q2 2026. UBS Group AG leads at 99.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
UBS Group AG
CIK 0001610520
$85K32K0.00%Q2 2026
02
Tower Research Capital LLC (TRC)
CIK 0001533421
$5802190.00%Q2 2026
03
BlackRock, Inc.
CIK 0002012383
$188710.00%Q2 2026
04
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$82310.00%Q2 2026
05
Caitong International Asset Management Co., Ltd
CIK 0001963355
$520.00%Q2 2026
06
SBI Securities Co., Ltd.
CIK 0001851815
$310.00%Q2 2026
Insiders at ISPECIMEN INC
Dhaliwal Avtar →Field Katharyn →Paolone Richard →Graham Elizabeth Ames →Ross Andrew L. →Mock Theresa L →Gullans Steven R. Ph.D. →Brooks John L. Iii →