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JACS · Jackson Acquisition Co II · Shareholders & Ownership

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$10.83 +0.00 (+0.00%) At close · Oct 20
Market Cap
$320.46M
Shares
29.59M
Volume · Oct 20 111 Avg daily vol (3M) 32.59K

Every disclosed holder of JACS in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

Who Owns JACS

13F quarter Jun 30, 2026
Holder group Shares % Out
Institutional (13F) 22,134,108 74.80%
Insiders (Forms 3, 4, 5) 0 0.00%
13D/G-only blocks 2,863,113 9.68%
Remaining 4,592,779 15.52%
Registered funds (N-PORT, not summed) 921,719 3.12%

Shares outstanding: 29,590,000, the issuer's latest cover-page count restated onto today's split basis.

Insiders are listed but not summed: the issuer has more than one class of common stock and Forms 3, 4 and 5 report one issuer-wide balance across them.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of JACS

# Holder Shares
1
BARCLAYS PLC
13G CIK 312069 · Bank · Sep 30, 2025
Rule 13d-1(b), qualified institution
1,623,321
2
Hudson Bay Capital Management LP
13F CIK 1393825 · Registered investment adviser · Jun 30, 2026
1,520,505
3
AQR CAPITAL MANAGEMENT LLC
13G CIK 1167557 · Registered investment adviser · Mar 31, 2025
Rule 13d-1(b), qualified institution
1,239,792
4
GLAZER CAPITAL, LLC
13F CIK 1076809 · Registered investment adviser · Jun 30, 2026
1,196,182
5
Westchester Capital Management, LLC
13F CIK 1512805 · Registered investment adviser · Jun 30, 2026
1,186,200
6
AQR Arbitrage LLC
13F CIK 1167456 · Registered investment adviser · Jun 30, 2026
1,167,626
7
Linden Advisors LP
13F CIK 1279396 · Registered investment adviser · Jun 30, 2026
1,150,000
8
D. E. Shaw & Co., Inc.
13F CIK 1009207 · Unknown · Jun 30, 2026
1,138,500
9
WOLVERINE ASSET MANAGEMENT LLC
13F CIK 1279891 · Registered investment adviser · Jun 30, 2026
1,048,131
10
Polar Asset Management Partners Inc.
13F CIK 1326389 · Registered investment adviser · Jun 30, 2026
1,025,000
11
BERKLEY W R CORP
13F CIK 11544 · Insurance company · Jun 30, 2026
927,836
12
MIZUHO SECURITIES USA LLC
13F CIK 812291 · Unknown · Jun 30, 2026
905,335
13
HIGHBRIDGE CAPITAL MANAGEMENT LLC
13F CIK 919185 · Registered investment adviser · Jun 30, 2026
867,662
14
HEIGHTS CAPITAL MANAGEMENT, INC
13F CIK 1081698 · Unknown · Jun 30, 2026
700,000
15
Radcliffe Capital Management, L.P.
13F CIK 1218275 · Registered investment adviser · Jun 30, 2026
675,001
16
Mint Tower Capital Management B.V.
13F CIK 1666606 · Unknown · Jun 30, 2026
650,000
17
Magnetar Financial LLC
13F CIK 1352851 · Registered investment adviser · Jun 30, 2026
600,000
18
TENOR CAPITAL MANAGEMENT Co., L.P.
13F CIK 1346554 · Registered investment adviser · Jun 30, 2026
600,000
19
First Trust Capital Management L.P.
13F CIK 1604488 · Registered investment adviser · Jun 30, 2026
562,500
20
METEORA CAPITAL, LLC
13F CIK 1905106 · Investment adviser · Jun 30, 2026
528,112
20.1
METEORA CAPITAL, LLC
13G CIK 1905106 · Investment adviser · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
528,112
21
First Trust Merger Arbitrage Fund
Fund S000048195 · Registered fund · Jun 30, 2026
INVESTMENT MANAGERS SERIES TRUST II, not summed
477,663
22
TWO SIGMA INVESTMENTS, LP
13F CIK 1179392 · Registered investment adviser · Jun 30, 2026
474,821
23
LMR Partners LLP
13F CIK 1578621 · Exempt reporting adviser · Jun 30, 2026
443,751
24
PICTON MAHONEY ASSET MANAGEMENT
13F CIK 1539041 · Non-US institution · Jun 30, 2026
400,000
25
Wealthspring Capital LLC
13F CIK 1844495 · Registered investment adviser · Jun 30, 2026
397,783
26
Verition Fund Management LLC
13F CIK 1454027 · Registered investment adviser · Jun 30, 2026
375,946
27
Periscope Capital Inc.
13F CIK 1695320 · Exempt reporting adviser · Jun 30, 2026
375,000
28
GOLDMAN SACHS GROUP INC
13F CIK 886982 · Holding company · Jun 30, 2026
360,208
29
RIVERNORTH CAPITAL MANAGEMENT, LLC
13F CIK 1447578 · Registered investment adviser · Jun 30, 2026
359,329
30
Crossingbridge Advisors, LLC
13F CIK 1770024 · Investment adviser · Jun 30, 2026
312,381
31
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
13F CIK 1083190 · Unknown · Jun 30, 2026
300,000
32
MANGROVE PARTNERS IM, LLC
13F CIK 1535392 · Registered investment adviser · Jun 30, 2026
280,470
33
GABELLI & Co INVESTMENT ADVISERS, INC.
13F CIK 932724 · Registered investment adviser · Jun 30, 2026
220,100
34
SONA ASSET MANAGEMENT (US) LLC
13F CIK 1856405 · Registered investment adviser · Jun 30, 2026
206,468
35
Bulldog Investors, LLP
13F CIK 1504304 · Registered investment adviser · Jun 30, 2026
192,029
36
WHITEBOX ADVISORS LLC
13F CIK 1257391 · Registered investment adviser · Jun 30, 2026
175,000
37
Yakira Capital Management, Inc.
13F CIK 1584639 · Registered investment adviser · Jun 30, 2026
147,541
38
Shaolin Capital Management LLC
13F CIK 1766806 · Registered investment adviser · Jun 30, 2026
133,696
39
GABELLI FUNDS LLC
13F CIK 1081407 · Registered investment adviser · Jun 30, 2026
129,900
40
Special Opportunities Fund, Inc.
Fund · Registered fund · Jun 30, 2026
Special Opportunities Fund, Inc., not summed
102,671
40.1
RiverNorth Opportunities Fund Inc.
Fund · Registered fund · Jun 30, 2026
RIVERNORTH OPPORTUNITIES FUND INC., not summed
100,000
40.2
High Income Securities Fund
Fund · Registered fund · May 31, 2026
High Income, not summed
50,129
41
Destinations Low Duration Fixed Income Fund
Fund S000056107 · Registered fund · May 31, 2026
Brinker Capital Destinations Trust, not summed
102,102
42
O'Connor Alternative Investments LLC
13F CIK 2081629 · Investment adviser · Jun 30, 2026
100,000
43
First Trust Multi-Strategy Fund
Fund S000055376 · Registered fund · Jun 30, 2026
INVESTMENT MANAGERS SERIES TRUST II, not summed
80,351
44
BNP PARIBAS ARBITRAGE, SA
13F CIK 1166588 · Non-US institution · Jun 30, 2026
50,229
45
JPMORGAN CHASE & CO
13F CIK 19617 · Bank · Jun 30, 2026
50,000
46
READYSTATE ASSET MANAGEMENT LP
13F CIK 1900923 · Registered investment adviser · Jun 30, 2026
50,000
47
DELTEC ASSET MANAGEMENT LLC
13F CIK 1269950 · Registered investment adviser · Jun 30, 2026
40,000
48
Schonfeld Strategic Advisors LLC
13F CIK 1665241 · Registered investment adviser · Jun 30, 2026
33,259
49
HGC Investment Management Inc.
13F CIK 1711200 · Non-US institution · Jun 30, 2026
25,000
50
StoneX Group Inc.
13F CIK 913760 · Unknown · Jun 30, 2026
15,017

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 56 holders

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Key facts CIK 2039058 CUSIP G4992A110 Visit website