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SCHEDULE 13G Filed 2026-09-01 Event — SEC 0000912282-26-001193 →

MMCAP International Inc. SPC → Rainier Acquisition Corp RNAQU

Stake: — Shares: — Class: Units (Class A Ordinary Shares, $0.0001 par vaue, and Redeemable Warrants)

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)
0 transactions
0 buys · 0 sales · 0 awards/exercises
Issuer Cluster
3 13D/G filings on this issuer
2 other filings besides this one
Filer Track Record
13 filings by this filer
12 other filings in the data moat
Short Interest · settle 2026-09-30
DTC 1.00
1,871 shares short · -95.2% vs prior

Other 13D/G Filings on Rainier Acquisition Corp

FiledFormFilerStakeShares
2026-09-03 SCHEDULE 13G 683 Capital Management, LLC — — view →
2026-09-03 SCHEDULE 13G 683 Capital Management, LLC — — view →

Other Filings by MMCAP International Inc. SPC

FiledFormIssuerStakeShares
2026-09-21 SCHEDULE 13G Haymaker Acquisition Corp V — — view →
2026-09-21 SCHEDULE 13G Leader's Advantage Acquisition Corp. — — view →
2026-08-17 SCHEDULE 13G Thunder Bridge Capital Partners V, Ltd. — — view →
2026-07-08 SCHEDULE 13G Meridian3 Industrials Acquisition Corp MIACU — — view →
2026-07-07 SCHEDULE 13G Osprey Acquisition Corp. III WLCOU — — view →
2026-07-07 SCHEDULE 13G Osprey Acquisition Corp. III OSPRU — — view →
2026-07-02 SCHEDULE 13G Cartesian Growth Corp IV CGCFU — — view →
2026-06-26 SCHEDULE 13G Wilco 63 Corp WLCOU — — view →
2026-06-22 SCHEDULE 13G Cantor Equity Partners VII, Inc. CAES — — view →
2026-06-09 SCHEDULE 13G Interprivate Investment Partners V, Inc. IPVVU — — view →
2026-06-08 SCHEDULE 13G FutureCorp Space Acquisition I FTRA-UN — — view →
2026-06-08 SCHEDULE 13G Akari Therapeutics, Plc. AKTX — — view →

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