13F Insight
DOSSIER · 13F Holders · Q2 2026
LITS

MEI PHARMA INC

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

CUSIP 55279B301·40 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$7M
visible holders
Holders
40
filers reporting
Concentration
17.00%
RENAISSANCE TECHNOLOGIES LLC #1
top holder share
AI Holders Summary · Q2 2026

40 institutions reported LITS in Q2 2026. RENAISSANCE TECHNOLOGIES LLC leads at 17.0% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$1M1.2M0.00%Q2 202602
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$942K1.0M0.00%Q2 202603
CITADEL ADVISORS LLC
CIK 0001423053
$913K990K0.00%Q2 202604
RLH Capital LLC
CIK 0002008031
$744K806K0.36%Q2 202605
NewGen Equity Long/Short Fund
CIK 0001774035
$627K300K0.17%Q3 202506
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$514K557K0.00%Q2 202607
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$337K365K0.00%Q2 202608
TWO SIGMA ADVISERS, LP
CIK 0001478735
$270K204K0.00%Q4 202509
BlackRock, Inc.
CIK 0002012383
$254K276K0.00%Q2 202610
MARSHALL WACE, LLP
CIK 0001318757
$214K233K0.00%Q2 202611
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$180K195K0.00%Q2 202612
STATE STREET CORP
CIK 0000093751
$106K115K0.00%Q2 202613
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$93K80K0.00%Q1 202614
UBS Group AG
CIK 0001610520
$84K91K0.00%Q2 202615
NORTHERN TRUST CORP
CIK 0000073124· Index
$70K75K0.00%Q2 202616
MORGAN STANLEY
CIK 0000895421
$66K71K0.00%Q2 202617
XTX Topco Ltd
CIK 0001828301
$63K68K0.00%Q2 202618
ADAR1 Capital Management, LLC
CIK 0001940272
$62K67K0.00%Q2 202619
HRT FINANCIAL LP
CIK 0001475597
$42K32K0.00%Q4 202520
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$34K37K0.00%Q2 2026
Page 1 of 2
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Insiders at MEI PHARMA INC
Flynn James P →Schornstein Alexander →Glover Nicholas →Riezman Joshua →File Justin J. →Driscoll Frederick W →Lee Charles Benjamin →Blakestad Rodney Alan →