Viking Acquisition Corp. INSTR.WS Preferred / convertible 13F holders, Q1 2026 (March 31) 40 holders +12
4 new positions
2 sold out
$0.37 avg. 13F price*
At the end of Q1 2026 , 40 institutions reported holding Viking Acquisition Corp. I (NSTR.WS) in their 13F filings, up 12 from Q4 2025. 4 opened new positions and 2 sold out. The largest holders were Boothbay Fund Management, LLC ($250K), Mint Tower Capital Management B.V. ($167K) and Adage Capital Partners Gp, L.L.C. ($145K).
Company Viking Acquisition Corp. I
CUSIP G9582G112
Latest filing quarter Q2 2026 History Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026 Institutions Total Value New Positions 4 $261K Exits 2 $2.6M
All 13F filers, Q4 2025 → Q1 2026: 1,068,103 shares bought and 380,269 shares sold, net +687,834 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 40 holders Portfolio Manager % of Holder's Portfolio Change vs Q4 2025 Shares Value ▼ Boothbay Fund Management, LLC — No change 25,000 $250K Mint Tower Capital Management B.V. — No change 16,666 $167K Adage Capital Partners Gp, L.L.C. — Reduce -17.8% 492,884 $145K Verition Fund Management LLC — No change 328,056 $97K Linden Advisors LP — No change 299,998 $93K Glazer Capital, LLC — New 384,075 $85K Shaolin Capital Management LLC — Add +35.6% 271,183 $80K Magnetar Financial LLC — New 233,331 $72K Healthcare of Ontario Pension Plan Trust Fund — No change 233,333 $69K Toronto Dominion Bank — New 231,549 $68K Periscope Capital Inc. — Add +30.5% 213,800 $66K Hudson Bay Capital Management LP — No change 216,666 $64K TENOR CAPITAL MANAGEMENT Co., L.P. — No change 216,666 $64K Radcliffe Capital Management, L.P. — No change 191,665 $60K Polar Asset Management Partners Inc. — No change 166,666 $49K Picton Mahoney Asset Management — No change 166,666 $49K Lineage Point Capital LP — No change 165,999 $49K AQR Arbitrage LLC — Add +0.4% 150,035 $44K Aristeia Capital, L.L.C. — No change 133,331 $41K Rivernorth Capital Management, LLC — No change 133,169 $39K Parallax Volatility Advisers, L.P. — New 50,000 $36K Fort Baker Capital Management LP — No change 100,000 $31K Meteora Capital, LLC — No change 134,967 $30K Moore Capital Management, LP — No change 99,999 $30K Clear Street Group Inc. — Add +10.0% 97,461 $29K BNP Paribas Financial Markets — No change 83,921 $26K Mercuria Capital Strategies, LLC — No change 83,333 $26K Berkley W R Corp. — No change 82,625 $26K Whitebox Advisors LLC — No change 83,333 $25K Context Capital Management, LLC — No change 83,333 $25K Centiva Capital, LP — No change 83,333 $25K Wealthspring Capital LLC — Reduce -0.5% 95,961 $21K Schonfeld Strategic Advisors LLC — Reduce -3.2% 64,516 $20K Bulldog Investors, LLP — No change 66,666 $15K Virtu Financial LLC — Add +424.9% 47,495 $14K DLD Asset Management, LP — No change 44,443 $13K Wolverine Asset Management LLC — Reduce -12.6% 29,123 $9K Gritstone Asset Management LLC — No change 25,000 $7K Harraden Circle Investments, LLC — Reduce -81.3% 22,533 $7K Heights Capital Management, Inc. — No change 16,666 $5K
"% of holder's portfolio" is NSTR.WS's weight in each manager's 13F, not the share of Viking Acquisition Corp. I the manager owns.