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ASPC A SPAC III ACQUISITION CORP

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ORD SHS CL A (common), issuer CIK 1890361

21 managers (22 13F filers) reported a position in ASPC shares at 2025-09-30, 4,953,638 shares in all. 1 filer opened a position and 1 filer sold out during the quarter.

Managers
21
13F filers
22
New
1
Added
4
Reduced
3
Sold out
1
Shares held by filers
4,953,638

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q3 2025

Filers in the available 13F reports with a share position at 2025-09-30, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
BERKLEY W R CORP615,149$6.36M0.41%+99,57913F-HRTimeline
WOLVERINE ASSET MANAGEMENT LLCin group WOLVERINE ASSET MANAGEMENT LLC578,010$5.98M0.09%-5,55013F-HRTimelineGroup
MIZUHO SECURITIES USA LLCin group MIZUHO FINANCIAL GROUP INC580,000$5.9M0.12%+3,70013F-HRTimelineGroup
RIVERNORTH CAPITAL MANAGEMENT, LLC539,744$5.58M0.32%new13F-HRTimeline
BOOTHBAY FUND MANAGEMENT, LLC389,100$4.02M0.1%013F-HRTimeline
ATW SPAC MANAGEMENT LLC389,100$4.02M5.08%013F-HRTimeline
Polar Asset Management Partners Inc.340,000$3.52M0.07%013F-HR/ATimeline
ADAR1 Capital Management, LLCin group ADAR1 Capital Management, LLC215,000$2.22M0.22%013F-HRTimelineGroup
Hudson Bay Capital Management LPin group Hudson Bay Capital Management…200,000$2.07M0.01%013F-HR/ATimelineGroup
Westchester Capital Management, LLCin group Westchester Capital Managemen…200,000$2.07M0.11%013F-HRTimelineGroup
AQR Arbitrage LLCin group AQR CAPITAL MANAGEMENT LLC181,223$1.88M0.05%-4,98913F-HRTimelineGroup
Mint Tower Capital Management B.V.175,000$1.81M0.23%013F-HRTimeline
GAMCO Investors (Gabelli)group of 2 filers holding175,000$1.81M0Timeline
Quarry LP150,000$1.55M0.38%-30,00013F-HRTimeline
GOLDMAN SACHS GROUP INCin group GOLDMAN SACHS GROUP INC63,236$654K<0.01%013F-HRTimelineGroup
HEIGHTS CAPITAL MANAGEMENT, INCin group HEIGHTS CAPITAL MANAGEMENT, I…60,000$621K0.2%013F-HR/ATimelineGroup
HRT FINANCIAL LP38,886$402K<0.01%+1,00713F-HRTimeline
Radcliffe Capital Management, L.P.32,870$340K0.02%013F-HRTimeline
Warberg Asset Management LLC20,000$207K0.06%013F-HRTimeline
Clear Street Group Inc.in group Clear Street Group Inc.11,286$117K<0.01%13F-HRTimelineGroup
MORGAN STANLEYin group MORGAN STANLEY34$352<0.01%+513F-HR/ATimelineGroup