Position in BDC
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$21,361,247
-$517,083 QoQ
Shares Held
178,144
-6.5% QoQ
Ownership
0.456%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#41
of 371 holders
Holding Since
Mar 2020
23 quarters on record
Voting authority
Sole 62%
Shared 0%
None 38%
Common Shares in BDC Over Time
Shares Held
Position Value (USD)
Position in Communication Equipment
Technology · as of Jun 30, 2026WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $195,112,302 across 6 Communication Equipment names. BDC ranks #3 (10.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AAOI |
Applied Optoelectronics, Inc.
|
504,202 | $74,702,568 | |
| 2 | CIEN |
Ciena Corp
|
133,801 | $65,637,418 | |
| 3 | BDC |
Belden Inc.
This page
|
178,144 | $21,361,247 | |
| 4 | MSI |
Motorola Solutions, Inc.
|
42,766 | $17,760,292 | |
| 5 | ADTN |
ADTRAN Holdings, Inc.
|
1,099,019 | $15,276,364 | |
| 6 | HPE |
Hewlett Packard Enterprise Co
|
8,300 | $374,413 |
All Filings in BDC
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23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $21,361,247 | 178,144 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $21,878,330 | 190,528 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $25,076,082 | 215,153 | Shares | Sole | 2026-02-09 | |
| 2025-09-30 | $28,539,589 | 237,296 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $29,140,027 | 251,641 | Shares | Sole | 2025-07-29 | |
| 2025-03-31 | $27,270,205 | 272,022 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $32,165,244 | 285,634 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $47,867,634 | 408,671 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $39,499,461 | 421,103 | Shares | Sole | 2024-08-08 | |
| 2024-03-31 | $39,100,219 | 422,203 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 | $32,581,114 | 421,762 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $37,612,404 | 389,564 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $40,392,325 | 422,293 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $35,958,095 | 414,407 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $53,717,137 | 747,109 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $51,559,340 | 859,036 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $51,832,668 | 973,018 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $55,455,843 | 1,001,008 | Shares | Sole | 2022-05-11 | |
| 2021-12-31 | $66,714,043 | 1,014,971 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $64,317,933 | 1,103,981 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $1,007,607 | 19,925 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $6,799,258 | 153,240 | Shares | Sole | 2021-05-13 | |
| 2020-03-31 | $3,735,867 | 103,544 | Shares | Sole | 2020-05-08 | |
| No filing history on record for this holder in this stock. | ||||||