Rainier Acquisition Corporation

Last updated September 27, 2026
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Organization details

Legal name
Rainier Acquisition Corporation
Ownership
Public
Status
Active
Headquarters country
United States
Ticker symbol
RNAQ
Primary stock exchange
Nasdaq

Identifiers

SEC CIK
0002147219

Board of directors

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Chief executives

Gbolahan Amusa · Chief Executive Officer
Since August 2026

Board connections

3 of this board's directors also sit on 5 other boards.

Network of Rainier Acquisition Corporation's board connections Addex Therapeutics Ltd Addex Therapeutics Ltd Clene Inc. Clene Inc. OnKure Therapeutics Inc. OnKure Therapeutics In... Q32 Bio Inc. Q32 Bio Inc. ZOOZ Strategy Ltd. ZOOZ Strategy Ltd. Chidozie Ugwumba Chidozie Ugwumba Isaac Manke Isaac Manke Jonas Grossman Jonas Grossman Rainier Acquisition Corpor...
Shared director Other board Same sector

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$2,000,000
2 purchases by 1 insider
Sold, last 12 months
$0
0 sales by 0 insiders
Date Insider Transaction Shares Price Value
Sep 2, 2026 Jonas Grossman Director, 10% owner Open-market purchase +5,625 $10.00 $56,250
Aug 28, 2026 Jonas Grossman Director, 10% owner Open-market purchase +194,375 $10.00 $1,943,750

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