Spark I Acquisition Corp.-28SPKWFPreferred / convertible

13F holders, Q2 2025 (June 30)
31holders +3
5new positions
1sold out
1famous investor
$0.23avg. 13F price*

At the end of Q2 2025, 31 institutions reported holding Spark I Acquisition Corp.-28 (SPKWF) in their 13F filings, up 3 from Q1 2025. 5 opened new positions and 1 sold out. The largest holders were Boothbay Fund Management, LLC ($110K), Shaolin Capital Management LLC ($72K) and AQR Arbitrage LLC ($56K). One famous investor held it David E. Shaw ( of D. E. Shaw & Co.'s portfolio).

Company
Spark I Acquisition Corp.-28
CUSIP
G8316B118
Latest filing quarter
Q2 2026

History

Number of 13F holders

010203040 Q1 2024: 30Q1 2024Q2 2024: 31Q2 2024Q3 2024: 31Q3 2024Q4 2024: 27Q4 2024Q1 2025: 28Q1 2025Q2 2025: 31Q2 2025Q3 2025: 29Q3 2025Q4 2025: 27Q4 2025Q1 2026: 23Q1 2026Q2 2026: 22Q2 2026

Total Exit/New Position Q1 2025 → Q2 2025

InstitutionsTotal Value
New Positions5$113K
Exits1$24K

All 13F filers, Q1 2025 → Q2 2025: 770,159 shares bought and 377,102 shares sold, net +393,057 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 31 holders
Boothbay Fund Management, LLC — No change 10,080 $110K
Shaolin Capital Management LLC — Add +100.1% 370,000 $72K
AQR Arbitrage LLC — No change 292,331 $56K
Toronto Dominion Bank — New 274,461 $53K
K2 Principal Fund, L.P. — No change 264,020 $50K
Polar Asset Management Partners Inc. — No change 225,000 $44K
Periscope Capital Inc. — Reduce -46.1% 218,900 $42K
MMCAP International Inc. SPC — No change 175,000 $34K
Clear Street LLC — Reduce -0.9% 153,400 $30K
Linden Advisors LP — No change 150,000 $27K
Wealthspring Capital LLC — New 128,300 $25K
Picton Mahoney Asset Management — No change 125,000 $24K
Moore Capital Management, LP — No change 100,000 $19K
Gritstone Asset Management LLC — No change 98,050 $19K
Meteora Capital, LLC — New 88,465 $17K
Alberta Investment Management Corp — New 75,000 $15K
Rivernorth Capital Management, LLC — No change 48,465 $9K
Westchester Capital Management, LLC — No change 44,785 $9K
D. E. Shaw & Co. — No change 40,596 $8K
Wolverine Asset Management LLC — Reduce -17.3% 37,202 $7K
Sculptor Capital LP — No change 40,000 $7K
TENOR CAPITAL MANAGEMENT Co., L.P. — No change 25,000 $5K
UBS Group AG — Reduce -32.3% 22,787 $4K
Schonfeld Strategic Advisors LLC — No change 20,000 $4K
Marex Group Ltd — New 18,833 $3K
GABELLI & Co INVESTMENT ADVISERS, INC. — No change 12,650 $2K
Gabelli Funds LLC — No change 12,350 $2K
Calamos Advisors LLC — No change 12,384 $2K
Mint Tower Capital Management B.V. — No change 12,500 $2K
Atw Spac Management LLC — No change 10,080 $2K
Bank of America Corp. — No change 2 $0

"% of holder's portfolio" is SPKWF's weight in each manager's 13F, not the share of Spark I Acquisition Corp.-28 the manager owns.