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Equibles

WELLINGTON MANAGEMENT GROUP LLP

Position in ESE — Esco Technologies Inc

CIK 902219 Boston, MA
Back to ESE Full portfolio

Position in ESE

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$83,319,670
+$16,384,562 QoQ
Shares Held
238,029
+0.1% QoQ
Ownership
0.919%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#32
of 449 holders
Holding Since
Mar 2020
13 quarters on record
Voting authority Sole 0% Shared 54% None 46%

Common Shares in ESE Over Time

Shares Held

Position Value (USD)

Position in Scientific & Technical Instruments

Technology · as of Jun 30, 2026

WELLINGTON MANAGEMENT GROUP LLP holds $1,674,866,698 across 13 Scientific & Technical Instruments names. ESE ranks #5 (5.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MKSI
Mks Inc
 1,416,034 $629,851,920
2 COHR
Coherent Corp.
 902,711 $356,092,405
3 KEYS
Keysight Technologies, Inc.
 633,096 $221,627,915
4 TRMB
Trimble Inc.
 3,167,464 $162,110,804
5 ESE
Esco Technologies Inc
This page 		238,029 $83,319,670
6 NOVT
Novanta Inc
 460,896 $74,775,765
7 ITRI
Itron, Inc.
 612,609 $53,009,055
8 CGNX
Cognex Corp
 336,043 $24,336,234

All Filings in ESE

Export CSV
13 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $83,319,670 238,029
2026-03-31 $66,935,108 237,890
2025-12-31 $82,993,464 424,758
2025-09-30 $77,945,611 369,218
2025-06-30 $58,380,476 304,271
2025-03-31 $50,884,029 319,784
2024-12-31 $50,633,653 380,104
2024-09-30 $19,411,875 150,503
2021-09-30 $326,557 4,241
2020-12-31 $20,618,607 199,754
2020-09-30 $23,758,271 294,914
2020-06-30 $29,301,816 346,644
2020-03-31 $26,563,412 349,933