Joel Greenblatt’s Amprius Technologies AMPX Stock Holding History

Joel Greenblatt’s Portfolio AMPX Stock Details AMPX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-39,517	Closed	-$666K	–	1796
2026 Q1	$666K	Buy	+39,517	New	+$515K	﹤0.01%	1423

Other funds holding AMPX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

JAM

Jupiter Asset Management London, United Kingdom $20.2B AUM 29.18% 1-Year Est. Return

Joel Greenblatt's AMPX Position: Q2 2026 in Review

Joel Greenblatt sold out of Amprius Technologies (AMPX) in Q2 2026, closing a stake of 39,517 shares — an estimated $666K sold.

Joel Greenblatt first reported a position in AMPX in Q1 2026 and held it in 1 quarter. The position peaked at $666K in Q1 2026. 261 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

Joel Greenblatt reported no remaining Amprius Technologies position as of Q2 2026 after selling out during the quarter.
Joel Greenblatt sold 39,517 Amprius Technologies shares in Q2 2026, an estimated $666K.
Joel Greenblatt first reported a position in Amprius Technologies in Q1 2026 and held it in 1 quarter.
Joel Greenblatt's Amprius Technologies position peaked at $666K in Q1 2026.
261 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Gotham Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.