Vault-13

CAMBIUM NETWORKS CORP CMBMF

SHS · Common Stock · CUSIP G17766109

Global provider of wireless broadband solutions

1 institutional holders -3 vs Q1 2026
11 shares reported held*
$0reported value*
0 new 0 added 0 reduced 2 sold out net sold ≈ $2.0k (-13.5k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

050100150Q3 22: 108Q4 22: 113Q1 23: 111Q2 23: 119Q3 23: 96Q4 23: 81Q1 24: 81Q2 24: 75Q3 24: 49Q4 24: 46Q1 25: 45Q2 25: 39Q3 25: 35Q4 25: 28Q1 26: 4Q2 26: 11Q3 22Q3 23Q3 24Q3 25Q2 26
Numbers
QuarterHolders
Q3 2022108
Q4 2022113
Q1 2023111
Q2 2023119
Q3 202396
Q4 202381
Q1 202481
Q2 202475
Q3 202449
Q4 202446
Q1 202545
Q2 202539
Q3 202535
Q4 202528
Q1 20264
Q2 20261

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q3 24: 9 bought or addedQ3 24: 52 cut or sold outQ4 24: 14 bought or addedQ4 24: 28 cut or sold outQ4 24Q1 25: 10 bought or addedQ1 25: 26 cut or sold outQ2 25: 10 bought or addedQ2 25: 25 cut or sold outQ2 25Q3 25: 12 bought or addedQ3 25: 14 cut or sold outQ4 25: 11 bought or addedQ4 25: 17 cut or sold outQ4 25Q1 26: 1 bought or addedQ1 26: 25 cut or sold outQ2 26: 0 bought or addedQ2 26: 2 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 2024952
Q4 20241428
Q1 20251026
Q2 20251025
Q3 20251214
Q4 20251117
Q1 2026125
Q2 202602

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$250k$500k$750k$1mQ3 25 calls: $38.2kQ3 25 puts: $0Q3 25P/C 0.00Q4 25 calls: $903.6kQ4 25 puts: $199.9kQ4 25P/C 0.22Q1 26 calls: $6.4kQ1 26 puts: $135Q1 26P/C 0.02Q2 26 calls: $0Q2 26 puts: $0Q2 26P/C —
Numbers
QuarterCallsPutsP/C
Q3 2025$38.2k$00.00
Q4 2025$903.6k$199.9k0.22
Q1 2026$6.4k$1350.02
Q2 2026$0$0—

Biggest buyers

None

Biggest sellers

THOMPSON DAVIS & CO., INC. Sold out -13,500-13.5k
ACADIAN ASSET MANAGEMENT LLC Sold out -26-26

Insider purchases and sales since 1 Apr 2026

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
101Q4 24: 0 buyingQ4 24: 1 sellingQ1 25: 0 buyingQ1 25: 0 sellingQ1 25Q2 25: 0 buyingQ2 25: 0 sellingQ3 25: 0 buyingQ3 25: 0 sellingQ3 25Q4 25: 0 buyingQ4 25: 0 sellingQ1 26: 0 buyingQ1 26: 0 sellingQ1 26Q2 26: 0 buyingQ2 26: 0 sellingQ3 26: 0 buyingQ3 26: 0 sellingQ3 26
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q4 20240—1$62—
Q1 20250—0——
Q2 20250—0——
Q3 20250—0——
Q4 20250—0——
Q1 20260—0——
Q2 20260—0——
Q3 20260—0——

None reported since 1 Apr 2026.

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 HUNTINGTON NATIONAL BANK 0.00% of their portfolio COLUMBUS, OH 11 $0 $0 0.00% Unchanged