Driehaus Capital Management’s ESCO Technologies ESE Stock Holding History

Driehaus Capital Management’s Portfolio ESE Stock Details ESE Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$101M	Buy	287,995 +102,290	+55%	+$32M	0.58%	50
2026 Q1	$52.3M	Sell	185,705 -39,736	-18%	-$10M	0.38%	92
2025 Q4	$44M	Sell	225,441 -8,851	-4%	-$1.87M	0.3%	113
2025 Q3	$49.5M	Sell	234,292 -50,007	-18%	-$9.89M	0.35%	90
2025 Q2	$54.5M	Buy	284,299 +71,983	+34%	+$12.3M	0.44%	74
2025 Q1	$33.8M	Buy	+212,316	New	+$31.8M	0.33%	97
2020 Q2	–	Sell	-4,310	Closed	-$327K	–	416
2020 Q1	$327K	Sell	4,310 -2,346	-35%	-$214K	0.01%	333
2019 Q4	$616K	Buy	+6,656	New	+$568K	0.02%	352

Other funds holding ESE

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

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

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return

Driehaus Capital Management's ESE Position: Q2 2026 in Review

Driehaus Capital Management increased its ESCO Technologies (ESE) stake by 55% in Q2 2026, buying an estimated $32M and bringing the position to 287,995 shares worth $101M. The position accounts for 0.58% of the portfolio, ranked #50.

Driehaus Capital Management first reported a position in ESE in Q4 2019 and has held it in 8 quarters since. 446 funds tracked by Wall St. Rank hold ESE as of Q2 2026.

Driehaus Capital Management held 287,995 shares of ESCO Technologies worth $101M as of Q2 2026.
Driehaus Capital Management bought 102,290 ESCO Technologies shares in Q2 2026, an estimated $32M.
ESCO Technologies made up 0.58% of Driehaus Capital Management's portfolio in Q2 2026, its #50 holding.
Driehaus Capital Management first reported a position in ESCO Technologies in Q4 2019 and has held it in 8 quarters since.
446 funds tracked by Wall St. Rank held ESCO Technologies as of Q2 2026.

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