SEC ownership of Inflection Point Acquisition Corp. III

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002012318.

CIK
0002012318
Symbol
IPCX, IPCXR, IPCXU on Nasdaq
Location
New York, NY
Parsed ownership evidence
13D/G, 3/4/5, and 13F
Lead holder
Inflection Point Holdings III LLC
13D/G signal
Inflection Point Holdings III LLC
Latest evidence date
31 Mar 2026

Ownership snapshot

Top shareholders of Inflection Point Acquisition Corp. III (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Lead holder
Inflection Point Holdings...
13D/G signal
Inflection Point Holdings...
Evidence rows
50
Latest as of
31 Mar 2026
13D/G 3/4/5 13F Lead comparable stake: 26% 13D/G row: Inflection Point Holdings III LLC Showing first 8 of 50 holder rows. Open remaining rows
Holder Evidence Ownership % Position 12M Net Δ As of
Inflection Point Holdings III LLC
13D/G 3/4/5
Director, Other*, 10%+ Owner
26%
$91,566,663
8,933,333 shares
$0 30 Jun 2025
Linden Capital L.P.
13D/G
Linden Advisors LP
7.2%
$18,780,550
1,865,000 shares
+$2,769,250 30 Sep 2025
Hudson Bay Capital Management LP
13F 13D/G
Company
7%
from 13D/G
$18,825,644
3,099,210 shares
mixed-class rows
31 Mar 2026
BERKLEY W R CORP
13D/G 13F
W.R. Berkley Corporation · Company
6.8%
$18,590,067
1,769,623 shares
$0 31 Mar 2026
MMCAP International Inc. SPC
13F 13D/G
Company
5.4%
from 13D/G
$14,791,000
2,800,000 shares
mixed-class rows
31 Mar 2026
TENOR CAPITAL MANAGEMENT Co., L.P.
13D/G 13F
Tenor Capital Management Company, L.P. · Company
4.8%
$13,131,250
1,250,000 shares
$0 30 Jun 2025
AQR CAPITAL MANAGEMENT LLC
13D/G
4%
$10,595,906
1,052,225 shares
-$3,502,094 30 Sep 2025
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
13F 13D/G
Company
1%
from 13D/G
$3,014,500
1,650,000 shares
mixed-class rows
31 Mar 2026
Show 42 additional holder rows in the full holder list
Holder Evidence Ownership % Position 12M Net Δ As of
JPMORGAN CHASE & CO
13D/G 13F
Company
0.9%
$2,552,121
253,438 shares
-$14,161,652 31 Oct 2025
Crossingbridge Advisors, LLC
13F
Company
13F
4.9%
$12,857,905
1,236,344 shares
31 Mar 2026
RiverPark Advisors, LLC
13F
Company
13F
3.8%
$9,811,238
960,944 shares
31 Mar 2026
GLAZER CAPITAL, LLC
13F
Company
13F
2.5%
$6,405,000
626,978 shares
31 Mar 2026
Mercuria Capital Strategies, LLC
13F
Company
13F
2.1%
$5,465,025
535,000 shares
31 Mar 2026
First Trust Capital Management L.P.
13F
Company
13F
2%
$5,107,500
500,000 shares
31 Mar 2026
WOLVERINE ASSET MANAGEMENT LLC
13F
Company
13F
1.8%
$4,696,244
459,740 shares
31 Mar 2026
HIGHBRIDGE CAPITAL MANAGEMENT LLC
13F
Company
13F
1.8%
$4,499,804
439,434 shares
31 Mar 2026
GOLDMAN SACHS GROUP INC
13F
Company
13F
1.3%
$3,368,897
329,799 shares
31 Mar 2026
Lineage Point Capital LP
13F
Company
13F
0.84%
$2,143,465
209,835 shares
31 Mar 2026
O'Connor Alternative Investments LLC
13F
Company
13F
0.4%
$1,021,000
100,000 shares
31 Mar 2026
HRT FINANCIAL LP
13F
Company
13F
0.38%
$1,061,000
100,000 shares
31 Mar 2026
MIZUHO SECURITIES USA LLC
13F
Company
13F
0.29%
$736,854
72,525 shares
31 Mar 2026
GEODE CAPITAL MANAGEMENT, LLC
13F
Company
13F
0.26%
$669,684
65,591 shares
31 Mar 2026
DELTEC ASSET MANAGEMENT LLC
13F
Company
13F
0.2%
$510,750
50,000 shares
31 Mar 2026
HEIGHTS CAPITAL MANAGEMENT, INC
13F
Company
13F
0.2%
$510,500
50,000 shares
31 Mar 2026
UBS Group AG
13F
Company
13F
0.14%
$367,413
35,968 shares
31 Mar 2026
Virtu Financial LLC
13F
Company
13F
0.05%
$118,000
11,557 shares
31 Mar 2026
PenderFund Capital Management Ltd.
13F
Company
13F
0.02%
$51,050
5,000 shares
31 Mar 2026
MORGAN STANLEY
13F
Company
13F
0%
$684
67 shares
31 Mar 2026
LINDEN ADVISORS LP
13F
Company
13F
mixed-class rows
$19,624,700
3,555,000 shares
mixed-class rows
31 Mar 2026
RLH Capital LLC
13F
Company
13F
mixed-class rows
$12,906,737
1,389,054 shares
mixed-class rows
31 Mar 2026
Magnetar Financial LLC
13F
Company
13F
mixed-class rows
$10,585,000
2,000,000 shares
mixed-class rows
31 Mar 2026
AQR Arbitrage LLC
13F
Company
13F
mixed-class rows
$10,529,112
2,042,389 shares
mixed-class rows
31 Mar 2026
Quarry LP
13F
Company
13F
mixed-class rows
$9,312,267
984,057 shares
mixed-class rows
31 Mar 2026
ARISTEIA CAPITAL, L.L.C.
13F
Company
13F
mixed-class rows
$7,923,750
1,500,000 shares
mixed-class rows
31 Mar 2026
PICTON MAHONEY ASSET MANAGEMENT
13F
Company
13F
mixed-class rows
$7,923,750
1,500,000 shares
mixed-class rows
31 Mar 2026
Alberta Investment Management Corp
13F
Company
13F
mixed-class rows
$7,920,000
1,500,000 shares
mixed-class rows
31 Mar 2026
Shaolin Capital Management LLC
13F
Company
13F
mixed-class rows
$5,793,250
1,050,000 shares
mixed-class rows
31 Mar 2026
METEORA CAPITAL, LLC
13F
Company
13F
mixed-class rows
$5,673,238
1,455,833 shares
mixed-class rows
31 Mar 2026
Wealthspring Capital LLC
13F
Company
13F
mixed-class rows
$5,489,112
1,051,690 shares
mixed-class rows
31 Mar 2026
LMR Partners LLP
13F
Company
13F
mixed-class rows
$5,282,500
1,000,000 shares
mixed-class rows
31 Mar 2026
TORONTO DOMINION BANK
13F
Company
13F
mixed-class rows
$5,230,000
850,000 shares
mixed-class rows
31 Mar 2026
CSS LLC/IL
13F
Company
13F
mixed-class rows
$4,792,667
497,492 shares
mixed-class rows
31 Mar 2026
Mint Tower Capital Management B.V.
13F
Company
13F
mixed-class rows
$4,755,000
900,000 shares
mixed-class rows
31 Mar 2026
Polar Asset Management Partners Inc.
13F
Company
13F
mixed-class rows
$4,226,000
800,000 shares
mixed-class rows
31 Mar 2026
WHITEBOX ADVISORS LLC
13F
Company
13F
mixed-class rows
$3,169,500
600,000 shares
mixed-class rows
31 Mar 2026
Radcliffe Capital Management, L.P.
13F
Company
13F
mixed-class rows
$2,714,200
321,903 shares
mixed-class rows
31 Mar 2026
RIVERNORTH CAPITAL MANAGEMENT, LLC
13F
Company
13F
mixed-class rows
$2,481,613
484,295 shares
mixed-class rows
31 Mar 2026
Schonfeld Strategic Advisors LLC
13F
Company
13F
mixed-class rows
$2,370,450
290,000 shares
mixed-class rows
31 Mar 2026
Clear Street Group Inc.
13F
Company
13F
mixed-class rows
$1,660,571
359,675 shares
mixed-class rows
31 Mar 2026
MOORE CAPITAL MANAGEMENT, LP
13F
Company
13F
mixed-class rows
$1,584,750
300,000 shares
mixed-class rows
31 Mar 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 30 May 2025.

Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 0
Window (months) Buy shares Sell shares Buy $ Sell $ Net $
0-3 0 0 $0 $0 $0
3-6 0 0 $0 $0 $0
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Current reporting-owner rows connected to Inflection Point Acquisition Corp. III. Open the relationship link for the CIK-to-CIK filing trail.

Rows
9
Lead holder
Inflection Point Holdings III LLC
Net 12M change
$0
Latest report
24 Apr 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Inflection Point Holdings III LLC Director, Other*, 10%+ Owner $5,065,000 Mixed 28 Apr 2025
Michael Blitzer Chief Executive Officer, Director $0 Mixed 01 Jan 2026
Daniel Jay Hoffman Director Mixed 24 Apr 2025
Peter Ondishin Chief Financial Officer Mixed 24 Apr 2025
Kevin George Shannon Chief Operating Officer Mixed 24 Apr 2025
Noah G. Levy Director Mixed 24 Apr 2025
Kamal Seyed Ghaffarian Director Mixed 24 Apr 2025
Jae Hyun Park Director Mixed 24 Apr 2026
William Morris Denkin Director Mixed 24 Apr 2025

Recent Insider Transactions by Companies or Individuals for Inflection Point Acquisition Corp. III

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Reported value Reported price Shares Shares owned Date Ownership
Michael Blitzer IPCX Class A Ordinary Shares, par value $0.0001 per share Other -100% -500,000 0 01 Jan 2026 By Inflection Point Fund I, LP
Michael Blitzer IPCX Rights to receive Class A ordinary shares Other -100% -500,000 0 01 Jan 2026 By Inflection Point Fund I, LP
An asterisk next to the price means the reported price is likely invalid.
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