GSR III Acquisition Corp. - G4R103107

Detailed investor-level table based on 13F positions.
Early Q4 2025 data: only 2 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q3 2025 · Compare: Q2 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
TORONTO DOMINION BANK History New 1,303,861 13,508 0.02% 1 +1,303,861 New Q3 2025 Nov 14, 2025
Harraden Circle Investments, LLC History New 1,231,259 12,755 2.48% 2 +1,231,259 New Q3 2025 Nov 13, 2025
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Added to 1,024,312 10,611 0.0% 0.0% 3 +963,619 1587.69% Q3 2025 Nov 14, 2025
D. E. Shaw & Co., Inc. History No change 988,500 10,240 0.01% 0.01% 4 0 0.0% Q3 2025 Nov 14, 2025
HIGHBRIDGE CAPITAL MANAGEMENT LLC History New 750,000 7,770 0.34% 5 +750,000 New Q3 2025 Nov 10, 2025
Magnetar Financial LLC History Reduced 585,653 6,067 0.04% 0.07% 6 -824,347 -58.46% Q3 2025 Nov 13, 2025
JANE STREET GROUP, LLC History New 524,571 5,434 0.0% 7 +524,571 New Q3 2025 Nov 14, 2025
HRT FINANCIAL LP History Added to 493,220 5,109 0.02% 0.02% 8 +2,148 0.44% Q3 2025 Nov 14, 2025
Westchester Capital Management, LLC History Reduced 433,174 4,487 0.21% 0.29% 9 -82,963 -16.07% Q3 2025 Nov 14, 2025
GLAZER CAPITAL, LLC History Added to 421,738 4,369 0.15% 0.14% 10 +71,638 20.46% Q3 2025 Nov 13, 2025
LINDEN ADVISORS LP History Reduced 542,000 4,089 0.03% 0.07% 11 -456,000 -45.69% Q3 2025 Nov 14, 2025
CITADEL ADVISORS LLC History New 390,260 4,043 0.0% 12 +390,260 New Q3 2025 Nov 14, 2025
RIVERNORTH CAPITAL MANAGEMENT, LLC History New 385,148 3,990 0.23% 13 +385,148 New Q3 2025 Nov 14, 2025
BERKLEY W R CORP History Reduced 343,707 3,560 0.21% 0.22% 14 -39,686 -10.35% Q3 2025 Nov 14, 2025
BARCLAYS PLC History New 300,000 3,108 0.0% 15 +300,000 New Q3 2025 Mar 31, 2026
LMR Partners LLP History Reduced 298,157 3,088 0.01% 0.03% 16 -59,935 -16.74% Q3 2025 Nov 14, 2025
BALYASNY ASSET MANAGEMENT L.P. History Added to 250,690 2,597 0.0% 0.0% 17 +2,300 0.93% Q3 2025 Nov 14, 2025
Sender Co & Partners, Inc. History New 246,098 2,549 0.28% 18 +246,098 New Q3 2025 Nov 17, 2025
Clear Street Group Inc. History New 175,000 1,813 0.01% 19 +175,000 New Q3 2025 Nov 14, 2025
GEODE CAPITAL MANAGEMENT, LLC History Reduced 163,401 1,692 0.0% 0.0% 20 -68,459 -29.53% Q3 2025 Nov 12, 2025
GABELLI & Co INVESTMENT ADVISERS, INC. History Reduced 153,750 1,592 0.26% 0.96% 21 -427,250 -73.54% Q3 2025 Nov 12, 2025
MYDA Advisors LLC History Reduced 140,000 1,450 0.31% 1.03% 22 -406,508 -74.38% Q3 2025 Nov 13, 2025
MIZUHO SECURITIES USA LLC History New 136,169 1,418 0.03% 23 +136,169 New Q3 2025 Oct 22, 2025
JPMORGAN CHASE & CO History Reduced 124,783 1,292 0.0% 0.0% 24 -185,366 -59.77% Q3 2025 Nov 26, 2025
Hudson Bay Capital Management LP History Reduced 109,068 1,129 0.0% 0.0% 25 -21,707 -16.6% Q3 2025 Dec 15, 2025
Rangeley Capital, LLC History Added to 100,000 1,036 0.9% 0.14% 26 +89,000 809.09% Q3 2025 Nov 14, 2025
Shaolin Capital Management LLC History Reduced 98,910 1,024 0.04% 0.06% 27 -65,690 -39.91% Q3 2025 Nov 14, 2025
Diametric Capital, LP History New 95,387 988 0.37% 28 +95,387 New Q3 2025 Nov 13, 2025
Radcliffe Capital Management, L.P. History Reduced 78,283 811 0.05% 0.1% 29 -38,217 -32.8% Q3 2025 Nov 14, 2025
Alpine Global Management, LLC History Reduced 75,000 777 0.16% 0.24% 30 -25,000 -25.0% Q3 2025 Nov 21, 2025
Mirae Asset Global Investments Co., Ltd. History No change 65,000 673 0.0% 0.0% 31 0 0.0% Q3 2025 Nov 03, 2025
HEIGHTS CAPITAL MANAGEMENT, INC History No change 60,900 630 0.18% 0.18% 32 0 0.0% Q3 2025 Nov 18, 2025
FNY Investment Advisers, LLC History Reduced 60,702 628 0.2% 0.42% 33 -30,198 -33.22% Q3 2025 Dec 15, 2025
Marex Group plc History Added to 57,096 592 0.0% 0.0% 34 +37,225 187.33% Q3 2025 Nov 14, 2025
GROUP ONE TRADING LLC History New 54,562 565 0.0% 35 +54,562 New Q3 2025 Nov 12, 2025
Huntleigh Advisors, Inc. History Added to 54,160 561 0.1% 0.06% 36 +27,155 100.56% Q3 2025 Oct 30, 2025
BOOTHBAY FUND MANAGEMENT, LLC History New 50,846 526 0.01% 37 +50,846 New Q3 2025 Nov 14, 2025
Ionic Capital Management LLC History New 50,000 518 0.05% 39 +50,000 New Q3 2025 Nov 14, 2025
Symmetry Investments LP History New 50,000 518 0.02% 40 +50,000 New Q3 2025 Nov 14, 2025
TENOR CAPITAL MANAGEMENT Co., L.P. History No change 50,000 518 0.01% 0.01% 38 0 0.0% Q3 2025 Nov 14, 2025
SIMPLEX TRADING, LLC History New 43,913 454 0.0% 41 +43,913 New Q3 2025 Nov 12, 2025
PRELUDE CAPITAL MANAGEMENT, LLC History New 32,121 332 0.03% 42 +32,121 New Q3 2025 Nov 14, 2025
Yaupon Capital Management LP History Added to 30,511 316 0.01% 0.01% 43 +1,123 3.82% Q3 2025 Nov 14, 2025
Focused Wealth Management, Inc History New 25,000 259 0.03% 44 +25,000 New Q3 2025 Oct 10, 2025
FIFTH LANE CAPITAL, LP History Reduced 25,000 259 0.26% 0.46% 45 -10,000 -28.57% Q3 2025 Nov 12, 2025
Qube Research & Technologies Ltd History Reduced 10,694 110 0.0% 0.0% 46 -2,138 -16.66% Q3 2025 Nov 14, 2025
&PARTNERS History New 10,000 103 0.0% 47 +10,000 New Q3 2025 Nov 14, 2025
MILLENNIUM MANAGEMENT LLC History New 10,000 103 0.0% 48 +10,000 New Q3 2025 Nov 14, 2025
IFP Advisors, Inc History Added to 8,300 85 0.0% 0.0% 49 +3,500 72.92% Q3 2025 Feb 06, 2026
Context Capital Management, LLC History Reduced 4,144 42 0.0% 0.03% 50 -83,726 -95.28% Q3 2025 Nov 12, 2025
OSAIC HOLDINGS, INC. History Added to 3,250 33 0.0% 0.0% 51 +2,750 550.0% Q3 2025 Nov 14, 2025
UBS Group AG History New 2,523 26 0.0% 52 +2,523 New Q3 2025 Nov 13, 2025
Caitong International Asset Management Co., Ltd History New 2,101 21 0.01% 53 +2,101 New Q3 2025 Nov 19, 2025
Federation des caisses Desjardins du Quebec History New 2,000 20 0.0% 54 +2,000 New Q3 2025 Nov 14, 2025
MORGAN STANLEY History Added to 189 1 0.0% 55 +115 155.41% Q3 2025 Nov 14, 2025
Governors Lane LP History Closed out 0 0 0.96% -983,871 -100.0% Q2 2025 Aug 14, 2025
GOLDMAN SACHS GROUP INC History Closed out 0 0 0.0% -491,262 -100.0% Q2 2025 Aug 14, 2025
GABELLI FUNDS LLC History Closed out 0 0 0.03% -417,000 -100.0% Q2 2025 Aug 13, 2025
METEORA CAPITAL, LLC History Closed out 0 0 0.72% -358,910 -100.0% Q2 2025 Aug 14, 2025
Polar Asset Management Partners Inc. History Closed out 0 0 0.05% -280,569 -100.0% Q2 2025 Aug 14, 2025
AQR Arbitrage LLC History Closed out 0 0 0.06% -256,832 -100.0% Q2 2025 Aug 14, 2025
PICTON MAHONEY ASSET MANAGEMENT History Closed out 0 0 0.03% -250,000 -100.0% Q2 2025 Aug 12, 2025
TWO SIGMA INVESTMENTS, LP History Closed out 0 0 0.0% -205,833 -100.0% Q2 2025 Aug 14, 2025
Militia Capital Partners, LP History Closed out 0 0 1.01% -200,000 -100.0% Q2 2025 Aug 14, 2025
ExodusPoint Capital Management, LP History Closed out 0 0 0.02% -188,162 -100.0% Q2 2025 Aug 13, 2025
Verition Fund Management LLC History Closed out 0 0 0.01% -179,874 -100.0% Q2 2025 Aug 14, 2025
WEXFORD CAPITAL LP History Closed out 0 0 0.42% -140,000 -100.0% Q2 2025 Aug 14, 2025
Massar Capital Management, LP History Closed out 0 0 0.89% -110,000 -100.0% Q2 2025 Nov 14, 2025
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS History Closed out 0 0 0.01% -99,995 -100.0% Q2 2025 Aug 08, 2025
BCK CAPITAL MANAGEMENT LP History Closed out 0 0 0.91% -97,535 -100.0% Q2 2025 Aug 07, 2025
PERISCOPE CAPITAL INC. History Closed out 0 0 0.19% -80,000 -100.0% Q2 2025 Aug 14, 2025
WOLVERINE ASSET MANAGEMENT LLC History Closed out 0 0 0.01% -69,050 -100.0% Q2 2025 Aug 04, 2025
CORSAIR CAPITAL MANAGEMENT, L.P. History Closed out 0 0 0.12% -60,212 -100.0% Q2 2025 Aug 13, 2025
DLD Asset Management, LP History Closed out 0 0 0.04% -59,486 -100.0% Q2 2025 Aug 13, 2025
Virtu Financial LLC History Closed out 0 0 0.02% -40,936 -100.0% Q2 2025 Aug 12, 2025
Tuttle Capital Management, LLC History Closed out 0 0 1.56% -35,000 -100.0% Q2 2025 Jul 28, 2025
Cambridge Investment Research Advisors, Inc. History Closed out 0 0 0.0% -33,120 -100.0% Q2 2025 Jul 31, 2025
GRITSTONE ASSET MANAGEMENT LLC History Closed out 0 0 0.3% -28,031 -100.0% Q2 2025 Jul 25, 2025
Quarry LP History Closed out 0 0 0.06% -25,000 -100.0% Q2 2025 Aug 14, 2025
ROBINSON CAPITAL MANAGEMENT, LLC History Closed out 0 0 0.07% -15,250 -100.0% Q2 2025 Aug 14, 2025
Absolute Gestao de Investimentos Ltda. History Closed out 0 0 0.04% -12,500 -100.0% Q2 2025 Aug 11, 2025
Powell Investment Advisors, LLC History Closed out 0 0 0.04% -10,220 -100.0% Q2 2025 Jul 22, 2025
Keystone Financial Group, Inc. History Closed out 0 0 0.03% -4,570 -100.0% Q2 2025 Jul 21, 2025
ROYAL BANK OF CANADA History Closed out 0 0 0.0% -1,000 -100.0% Q2 2025 Nov 21, 2025
CITIGROUP INC History Closed out 0 0 0.0% -158 -100.0% Q2 2025 Aug 11, 2025
Arax Advisory Partners History New 62 0 +62 New Q3 2025 Nov 14, 2025