Jackson Acquisition JACS Institutional Ownership

NYSE JACS

$10.83 +0.00 (+0.00%)

As of: Oct 21, 2026 · 10:30 AM EDT

Institutions by Trading Activity

47 Institutions

Increased 10 21.3%

Unchanged 28 59.6%

Reduced 9 19.1%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

37.01%

▼-0.36 pp QoQ

Shares Held by Institutions

21.90Mn

of 59.18Mn outstanding

▼-0.96% QoQ

Shares Outstanding

59.18Mn

37.28Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

■0 vs prior quarter

Net Shares Added (QoQ)

-211.85K

distributed since last quarter

Value of Holdings

$237.22Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 5, 2026

Jackson Acquisition Co II (NYSE:JACS) was reported as a holding by 47 institutional investors in 13F filings for the quarter ended June 30, 2026.

Their combined stake equaled 37.01% of outstanding shares in Q2 2026, down from 37.37% in Q1 2026.
Total shares held in Jackson Acquisition fell 0.96% versus Q1 2026, while the number of holders rose 11.90% versus Q2 2025.
Of these 47 holders, 10 added to their positions, 9 reduced their stakes and 28 left their positions unchanged.
Altogether, institutional holders owned 21.9Mn JACS shares at the end of Q2 2026, down 211.85K from the prior quarter and up 342.62K from a year earlier.
As of June 30, 2026, Hudson Bay Capital Management LP held the largest stake in Jackson Acquisition with 1.52Mn shares, or 2.57% of shares outstanding.
The largest position increases in JACS for Q2 2026 were by Highbridge Capital Management LLC (+745.84K shares), W. R. Berkley Corp (+497.47K shares), Periscope Capital Inc. (+50K shares), AQR Arbitrage LLC (+5.06K shares) and Schonfeld Strategic Advisors LLC (+3.28K shares).
The biggest cuts to JACS positions during Q2 2026 came from Meteora Capital, LLC (-691.63K shares), Bulldog Investors, LLP (-216.73K shares), Shaolin Capital Management LLC (-116.31K shares), Gabelli Funds LLC (-25K shares) and Crossingbridge Advisors, LLC (-15.02K shares).
According to Business Quant data, the leading holders of JACS for Q2 2026 were Hudson Bay Capital Management LP (1.52Mn shares), Glazer Capital, LLC (1.2Mn shares), Westchester Capital Management, LLC (1.19Mn shares), AQR Arbitrage LLC (1.17Mn shares), Linden Advisors LP (1.15Mn shares), D. E. Shaw & Co., Inc. (1.14Mn shares), Wolverine Asset Management LLC (1.05Mn shares), Polar Asset Management Partners Inc. (1.02Mn shares), W. R. Berkley Corp (927.84K shares) and Highbridge Capital Management LLC (867.66K shares).

Form 13F Holdings

47 Institutional Holders

Report period 30 Jun, 2026

Total shares held 21.90Mn

Of outstanding 37.01%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Hudson Bay Capital Management LP	0001393825	1,520,505	2.57%	0	0.00%	$16.18Mn
2	GLAZER CAPITAL, LLC	0001076809	1,196,182	2.02%	▲532	+0.04%	$12.73K
3	Westchester Capital Management, LLC	0001512805	1,186,200	2.00%	0	0.00%	$12.62Mn
4	AQR Arbitrage LLC	0001167456	1,167,626	1.97%	▲5,064	+0.44%	$12.42Mn
5	LINDEN ADVISORS LP	0001279396	1,150,000	1.94%	0	0.00%	$12.24Mn
6	D. E. Shaw & Co., Inc.	0001009207	1,138,500	1.92%	0	0.00%	$12.11Mn
7	WOLVERINE ASSET MANAGEMENT LLC	0001279891	1,048,131	1.77%	▼2,001	-0.19%	$11.15Mn
8	Polar Asset Management Partners Inc.	0001326389	1,025,000	1.73%	0	0.00%	$10.91Mn
9	Berkley W R Corp	0000011544	927,836	1.57%	▲497,474	+115.59%	$9.87Mn
10	HIGHBRIDGE CAPITAL MANAGEMENT LLC	0000919185	867,662	1.47%	▲745,838	+612.23%	$9.24Mn
11	MIZUHO SECURITIES USA LLC	0000812291	714,774	1.21%	0	0.00%	$7.49Mn
12	HEIGHTS CAPITAL MANAGEMENT, INC	0001081698	700,000	1.18%	0	0.00%	$7.45Mn
13	Radcliffe Capital Management, L.P.	0001218275	675,001	1.14%	0	0.00%	$7.18Mn
14	Mint Tower Capital Management B.V.	0001666606	650,000	1.10%	0	0.00%	$6.92K
15	TENOR CAPITAL MANAGEMENT Co., L.P.	0001346554	600,000	1.01%	0	0.00%	$6.38Mn
15	Magnetar Financial LLC	0001352851	600,000	1.01%	0	0.00%	$6.38Mn
16	First Trust Capital Management L.P.	0001604488	562,500	0.95%	0	0.00%	$5.99Mn
17	METEORA CAPITAL, LLC	0001905106	528,112	0.89%	▼691,632	-56.70%	$5.62Mn
18	TWO SIGMA INVESTMENTS, LP	0001179392	474,821	0.80%	0	0.00%	$5.05Mn
19	LMR Partners LLP	0001578621	443,751	0.75%	0	0.00%	$4.72Mn

Showing 1 to 20 of 47 holders