13F Insight
DOSSIER · 13F Holders · Q1 2026

HIGHVIEW MERGER CORP

56 institutions still hold HIGHVIEW MERGER CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G4569C101·56 13F holders·last filed Mar 31, 2026
Market cap
—
13F value held
$148M
visible holders
Holders
56
filers reporting
Concentration
12.24%
ADAGE CAPITAL PARTNERS GP, L.L.C. #1
top holder share
AI Holders Summary · Q1 2026

56 institutions reported HIGHVIEW MERGER CORP in Q1 2026. ADAGE CAPITAL PARTNERS GP, L.L.C. leads at 12.2% 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
$18M1.8M0.03%Q1 202602
AQR Arbitrage LLC
CIK 0001167456
$13M1.3M0.27%Q4 202503
Alberta Investment Management Corp
CIK 0001463559· Sovereign
$13M1.3M0.08%Q1 202604
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
CIK 0001535845
$10M1.0M0.02%Q1 202605
GLAZER CAPITAL, LLC
CIK 0001076809
$10M978K0.21%Q1 202606
Hudson Bay Capital Management LP
CIK 0001393825
$9M902K0.03%Q1 202607
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$9M852K0.00%Q1 202608
LINDEN ADVISORS LP
CIK 0001279396
$8M750K0.04%Q1 202609
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$6M633K0.01%Q1 202610
Radcliffe Capital Management, L.P.
CIK 0001218275
$5M543K0.41%Q1 202611
Schonfeld Strategic Advisors LLC
CIK 0001665241
$5M540K0.04%Q1 202612
Verition Fund Management LLC
CIK 0001454027
$5M537K0.04%Q1 202613
TORONTO DOMINION BANK
CIK 0000947263
$5M501K0.01%Q1 202614
Sculptor Capital LP
CIK 0001054587
$5M500K0.05%Q1 202615
Shaolin Capital Management LLC
CIK 0001766806
$5M500K0.19%Q1 202616
TENOR CAPITAL MANAGEMENT Co., L.P.
CIK 0001346554
$5M500K0.08%Q1 202617
BNP PARIBAS FINANCIAL MARKETS
CIK 0001166588
$5M453K0.00%Q1 202618
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
CIK 0001083190
$4M400K0.02%Q2 202619
MOORE CAPITAL MANAGEMENT, LP
CIK 0001448574
$4M400K0.08%Q1 202620
Polar Asset Management Partners Inc.
CIK 0001326389
$4M400K0.08%Q1 2026
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