Jackson Acquisition JACS Institutional Ownership

NYSE JACS

$10.73 -0.01 (-0.09%)

As of: Aug 26, 2026 · 3:39 PM EDT

Institutions by Trading Activity

47 Institutions

Increased 14 29.8%

Unchanged 21 44.7%

Reduced 12 25.5%

Ownership Statistics

13F · as of 31 Mar, 2026

Institutional Ownership

96.68%

▼-0.90 pp QoQ

Shares Held by Institutions

22.24Mn

of 23.00Mn outstanding

▼-0.48% QoQ

Shares Outstanding

23.00Mn

762.78K held outside 13F filers

Institutional Investors

filed 13F for Mar 2026

▲+5 vs prior quarter

Net Shares Added (QoQ)

-106.80K

distributed since last quarter

Value of Holdings

$238.83Mn

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

Quarter ending 31 Mar, 2026

Jackson Acquisition Co II (NYSE:JACS) appears in 47 institutional 13F filings for the quarter ending March 2026.

Collectively, these holders controlled 96.7% of Jackson Acquisition's outstanding shares in March 2026, down from 97.6% in December 2025.
They decreased total shares held in Jackson Acquisition by -0.48% from the prior quarter, while the number of investors in JACS increased 34.29% year over year.
Of these 47 holders, 14 added to their stakes in Jackson Acquisition, 12 trimmed positions, and 21 made no changes.
The aggregate institutional position in Jackson Acquisition amounted to 22.24Mn shares as of March 2026, down by 106.8K shares quarter on quarter, and up 4.44Mn shares year over year.
Hudson Bay Capital Management LP leads ownership in JACS with 1.52Mn shares as of March 31, 2026, equal to 6.61% of outstanding shares.
Top purchasers of JACS stock for the quarter ending March 2026 included MIZUHO SECURITIES USA LLC (630.67K), METEORA CAPITAL, LLC (449.25K), Crossingbridge Advisors, LLC (327.38K), Verition Fund Management LLC (234.91K), SONA ASSET MANAGEMENT (US) LLC (206.47K).
Top sellers of JACS stock for the quarter ending March 2026 included HGC Investment Management Inc. (1.45Mn), Goldman Sachs Group Inc (360.21K), Toronto Dominion Bank (202.5K), COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS (200.0K), PERISCOPE CAPITAL INC. (154.1K).
Per Business Quant, the top 10 investors in JACS for the quarter ending March 2026 include Hudson Bay Capital Management LP (1.52Mn), METEORA CAPITAL, LLC (1.22Mn), GLAZER CAPITAL, LLC (1.2Mn), Westchester Capital Management, LLC (1.19Mn), AQR Arbitrage LLC (1.16Mn), LINDEN ADVISORS LP (1.15Mn), D. E. Shaw & Co., Inc. (1.14Mn), WOLVERINE ASSET MANAGEMENT LLC (1.05Mn), Polar Asset Management Partners Inc. (1.02Mn), MIZUHO SECURITIES USA LLC (714.77K).

Form 13F Holdings

47 Institutional Holders

Report period 31 Mar, 2026

Total shares held 22.24Mn

Of outstanding 96.68%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Hudson Bay Capital Management LP	0001393825	1,520,505	6.61%	▲32,205	+2.16%	$16.10Mn
2	METEORA CAPITAL, LLC	0001905106	1,219,744	5.30%	▲449,252	+58.31%	$12.92Mn
3	GLAZER CAPITAL, LLC	0001076809	1,195,650	5.20%	▼10,107	-0.84%	$12.66K
4	Westchester Capital Management, LLC	0001512805	1,186,200	5.16%	0	0.00%	$12.56Mn
5	AQR Arbitrage LLC	0001167456	1,162,562	5.05%	▼54,230	-4.46%	$12.31Mn
6	LINDEN ADVISORS LP	0001279396	1,150,000	5.00%	0	0.00%	$12.18Mn
7	D. E. Shaw & Co., Inc.	0001009207	1,138,500	4.95%	0	0.00%	$12.06Mn
8	WOLVERINE ASSET MANAGEMENT LLC	0001279891	1,050,132	4.57%	▲66,518	+6.76%	$11.12Mn
9	Polar Asset Management Partners Inc.	0001326389	1,025,000	4.46%	0	0.00%	$10.81Mn
10	MIZUHO SECURITIES USA LLC	0000812291	714,774	3.11%	▲630,671	+749.88%	$7.49Mn
11	HEIGHTS CAPITAL MANAGEMENT, INC	0001081698	700,000	3.04%	0	0.00%	$7.41Mn
12	Radcliffe Capital Management, L.P.	0001218275	675,001	2.93%	▲12,571	+1.90%	$7.15Mn
13	Mint Tower Capital Management B.V.	0001666606	650,000	2.83%	0	0.00%	$6.88K
14	Magnetar Financial LLC	0001352851	600,000	2.61%	0	0.00%	$6.33Mn
14	TENOR CAPITAL MANAGEMENT Co., L.P.	0001346554	600,000	2.61%	0	0.00%	$6.35Mn
15	First Trust Capital Management L.P.	0001604488	562,500	2.45%	▼5,000	-0.88%	$5.96Mn
16	TWO SIGMA INVESTMENTS, LP	0001179392	474,821	2.06%	0	0.00%	$5.03Mn
17	LMR Partners LLP	0001578621	443,751	1.93%	0	0.00%	$4.70Mn
18	Berkley W R Corp	0000011544	430,362	1.87%	▲84,097	+24.29%	$4.56Mn
19	Bulldog Investors, LLP	0001504304	408,760	1.78%	▼1,378	-0.34%	$4.33Mn

Showing 1 to 20 of 47 holders