13F Insight
DOSSIER · 13F Holders · Q1 2026

TWELVE SEAS INVT CO III

38 institutions still hold TWELVE SEAS INVT CO III as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G9145D101·38 13F holders·last filed Mar 31, 2026
Market cap
—
13F value held
$103M
visible holders
Holders
38
filers reporting
Concentration
12.98%
ADAGE CAPITAL PARTNERS GP, L.L.C. #1
top holder share
AI Holders Summary · Q1 2026

38 institutions reported TWELVE SEAS INVT CO III in Q1 2026. ADAGE CAPITAL PARTNERS GP, L.L.C. leads at 13.0% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 0001165408
$13M1.4M0.02%Q1 202602
LINDEN ADVISORS LP
CIK 0001279396
$9M900K0.05%Q1 202603
TENOR CAPITAL MANAGEMENT Co., L.P.
CIK 0001346554
$8M800K0.12%Q1 202604
Alberta Investment Management Corp
CIK 0001463559· Sovereign
$6M600K0.04%Q1 202605
Polar Asset Management Partners Inc.
CIK 0001326389
$6M600K0.12%Q1 202606
ARISTEIA CAPITAL, L.L.C.
CIK 0001080171
$6M600K0.12%Q1 202607
RIVERNORTH CAPITAL MANAGEMENT, LLC
CIK 0001447578
$5M500K0.25%Q1 202608
Radcliffe Capital Management, L.P.
CIK 0001218275
$5M500K0.37%Q1 202609
Shaolin Capital Management LLC
CIK 0001766806
$5M492K0.18%Q1 202610
BNP PARIBAS FINANCIAL MARKETS
CIK 0001166588
$5M462K0.00%Q1 202611
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
CIK 0001083190
$4M400K0.02%Q2 202612
BlueCrest Capital Management Ltd
CIK 0001610880
$4M400K0.23%Q1 202613
MMCAP International Inc. SPC
CIK 0001304857
$4M400K0.34%Q1 202614
PICTON MAHONEY ASSET MANAGEMENT
CIK 0001539041
$4M400K0.03%Q1 202615
HEIGHTS CAPITAL MANAGEMENT, INC
CIK 0001081698
$3M350K0.97%Q1 202616
Hudson Bay Capital Management LP
CIK 0001393825
$3M350K0.01%Q1 202617
GLAZER CAPITAL, LLC
CIK 0001076809
$3M350K0.07%Q1 202618
PERISCOPE CAPITAL INC.
CIK 0001695320
$3M325K0.36%Q1 202619
SONA ASSET MANAGEMENT (US) LLC
CIK 0001856405
$3M301K0.06%Q1 202620
Crossingbridge Advisors, LLC
CIK 0001770024
$3M300K0.54%Q1 2026
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