Amprius TechnologiesAMPX.WSPreferred / convertible

13F holders, Q1 2024 (March 31)
18holders
$0.25avg. 13F price*

At the end of Q1 2024, 18 institutions reported holding Amprius Technologies Inc. (AMPX.WS) in their 13F filings. The largest holders were Walleye Capital LLC ($812K), LMR Partners LLP ($287K) and Zazove Associates LLC ($261K).

Company
Amprius Technologies Inc.
CUSIP
03214Q116
Latest filing quarter
Q2 2026

History

Number of 13F holders

05101520 Q1 2024: 18Q1 2024Q2 2024: 12Q2 2024Q3 2024: 11Q3 2024Q4 2024: 10Q4 2024Q1 2025: 9Q1 2025Q2 2025: 11Q2 2025Q3 2025: 18Q3 2025Q4 2025: 14Q4 2025Q1 2026: 13Q1 2026Q2 2026: 10Q2 2026

Total Exit/New Position Q1 2024

InstitutionsTotal Value
New Positions2$49K
Exits4$109K

Ownership 18 holders

Walleye Capital LLC — Reduce -1.0% 3,249,779 $812K
LMR Partners LLP — Add +332.2% 1,147,910 $287K
Zazove Associates LLC — No change 1,089,409 $261K
Dryden Capital, LLC — No change 644,581 $161K
Taconic Capital Advisors LP — Reduce -1.4% 591,767 $148K
Walleye Trading LLC — Reduce -3.0% 581,802 $145K
Westchester Capital Management, LLC — No change 393,327 $98K
Stifel Financial Corp. — Add +18.1% 326,660 $82K
Kim, LLC — Reduce -11.3% 299,700 $75K
Warberg Asset Management LLC — Reduce -24.3% 281,481 $70K
Skaana Management L.P. — Reduce -36.8% 219,725 $55K
Cowen and Company, LLC — New 152,392 $38K
Wolverine Asset Management LLC — Reduce -17.0% 138,914 $35K
CSS LLC — Reduce -59.3% 89,411 $22K
Clear Street LLC — No change 79,684 $20K
LPL Financial LLC — No change 60,000 $15K
Two Sigma Investments, LP — New 44,100 $11K
Avantax Advisory Services, Inc. — No change 10,000 $3K

"% of holder's portfolio" is AMPX.WS's weight in each manager's 13F, not the share of Amprius Technologies Inc. the manager owns.