Skip to main content

ESSEX INVESTMENT MANAGEMENT CO LLC

Position in OSS — One Stop Systems, Inc.

CIK 201772 BOSTON, MA

Position in OSS

as of Mar 31, 2026 · filed May 11, 2026
Position Value
$268,992
-$228,984 QoQ
Shares Held
35,534
-48.8% QoQ
Ownership
0.143%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#36
of 77 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in OSS Over Time

Shares Held

Position Value (USD)

Position in Computer Hardware

Technology · as of Mar 31, 2026

ESSEX INVESTMENT MANAGEMENT CO LLC holds $411,557 across 2 Computer Hardware names. OSS ranks #1 (65.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 OSS
One Stop Systems, Inc.
This page
35,534 $268,992

All Filings in OSS

Export CSV
25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $268,992 35,534
2025-12-31 $497,976 69,356
2025-09-30 $303,108 56,550
2025-06-30 $258,408 72,791
2025-03-31 $170,851 73,643
2024-12-31 $247,213 73,795
2024-09-30 $196,723 82,311
2024-06-30 $159,585 66,218
2024-03-31 $420,217 128,901
2023-12-31 $270,692 128,901
2023-09-30 $325,328 175,853
2023-06-30 $533,530 185,899
2023-03-31 $445,554 179,659
2022-12-31 $546,492 181,559
2022-09-30 $581,289 181,653
2022-06-30 $764,415 194,014
2022-03-31 $733,875 192,114
2021-12-31 $927,823 187,439
2021-09-30 $579,798 115,268
2021-06-30 $679,421 117,344
2021-03-31 $738,457 116,476
2020-12-31 $593,904 148,476
2020-09-30 $498,365 237,317
2020-06-30 $363,933 184,738
2020-03-31 $266,022 184,738