Spark I Acquisition Corp (SPKL) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

9,418,243Shares Outstanding

1,659,959Shares held by institutions

$18,807,335Value of institutional holdings

17.62%Institutional ownership %

18.19%Shares Changed QoQ

16No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Spark I Acquisition Corp (NASDAQ:SPKL) is held by 16 institutional investors per 13F filings through December 2025.

Their combined ownership stood at 17.6% of outstanding shares in December 2025, down from 18.0% in September 2025.
They increased total shares held in SPKL by 18.19% quarter over quarter, and investors in Spark I Acquisition decreased 60.0% from a year ago.
During the quarter, 7 of these 16 funds increased positions in SPKL, 3 reduced exposure, and 6 held steady.
The aggregate institutional position in Spark I Acquisition amounted to 1.66Mn shares as of December 2025, up by 255.49K shares quarter on quarter, and down 9.89Mn shares year over year.
As of December 31, 2025, AQR Arbitrage LLC held the largest stake in Spark I Acquisition with 634.0K shares, accounting for 6.73% of total shares outstanding.
The largest buyers of Spark I Acquisition for the quarter ending December 2025 were MIZUHO SECURITIES USA LLC (171.74K), Berkley W R Corp (65.57K), Logan Stone Capital, LLC (28.48K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (7.06K), UBS Group AG (198).
Top sellers of SPKL stock for the quarter ending December 2025 included Radcliffe Capital Management, L.P. (9.22K), GLAZER CAPITAL, LLC (5.0K), Rangeley Capital, LLC (3.36K).
Per Business Quant data, the top 10 holders of Spark I Acquisition for the quarter ending December 2025 are AQR Arbitrage LLC (634.0K), MIZUHO SECURITIES USA LLC (436.2K), PERISCOPE CAPITAL INC. (125.0K), MOORE CAPITAL MANAGEMENT, LP (100.0K), OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) (66.83K), Berkley W R Corp (65.57K), GLAZER CAPITAL, LLC (60.1K), Radcliffe Capital Management, L.P. (39.49K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (33.22K), Logan Stone Capital, LLC (28.48K).

16 Institutional Holders

1,659,959 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
AQR Arbitrage LLC	31 Dec, 2025	633,999	0	0.00%	$7,157,849.00
MIZUHO SECURITIES USA LLC	31 Dec, 2025	436,195	171,736	64.94%	$4,849,583.00
PERISCOPE CAPITAL INC.	31 Dec, 2025	125,000	0	0.00%	$1,428,750.00
MOORE CAPITAL MANAGEMENT, LP	31 Dec, 2025	100,000	0	0.00%	$1,143,000.00
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC)	31 Dec, 2025	66,832	0	0.00%	$754,533.00
Berkley W R Corp	31 Dec, 2025	65,566	65,566	0.00%	$749,419.00
GLAZER CAPITAL, LLC	31 Dec, 2025	60,100	-5,000	-7.68%	$687.00
Radcliffe Capital Management, L.P.	31 Dec, 2025	39,488	-9,220	-18.93%	$451,348.00
SUSQUEHANNA INTERNATIONAL GROUP, LLP	31 Dec, 2025	33,217	7,057	26.98%	$375,020.00
Logan Stone Capital, LLC	31 Dec, 2025	28,480	28,480	0.00%	$325,526.00
Clear Street Group Inc.	31 Dec, 2025	27,783	32	0.12%	$317,560.00
LINDEN ADVISORS LP	31 Dec, 2025	25,000	0	0.00%	$282,250.00
Rangeley Capital, LLC	31 Dec, 2025	10,813	-3,360	-23.71%	$123,593.00
Toronto Dominion Bank	31 Dec, 2025	7,219	0	0.00%	$82,513.00
UBS Group AG	31 Dec, 2025	215	198	1,164.71%	$2,457.00
Morgan Stanley	31 Dec, 2025	52	4	8.33%	$594.00

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