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HUBBHubbell Incorporated · Insider ownership research

Hubbell Incorporated insiders sold $20.4M in the past 12 months. How much of their stake is that?

About 18% overall. As a group they still hold 99.6% of their starting shares.

Updated Oct 9, 2026 from SEC filings · covers Oct 10, 2025 to Oct 9, 2026
How this comparesMore of their stake sold than at 454 of the 539 other companies we can measure (#86 of 540)See ranking
1
buyer among officers and directors (1 trade), past 12 months
0%
of sales were under disclosed trading plans, past 12 months
5 of 18
officers and directors sold shares, past 12 months
Recent activity · past 30 days, Sep 10, 2026 to Oct 9, 2026

No officer or director trades were reported for the past 30 days. The most recent before that:

Aug 11, 2026Jonathan Del Nero sold 547 shares ($284K) with no plan disclosed. That is 16% of the total stake held that day.
WhoSharesPrice% of total stakeTotal stake afterTrade dateFiled
Jonathan Del Nero
Vice President, Controller
547$518.5616%2.9KAug 11, 2026Aug 13, 2026

"% of total stake" is the shares in this event against all the vested shares the person held that day, across every share class and holding entity, after that day's vesting. "n/a" means the person's holdings don't reconcile, or the row is a purchase. "Holdings record incomplete" means more shares were sold than the filings show the person held that day, so a percentage would be wrong.

Is this normal? In line with the past 5 years. 5 insiders sold; the average is 5 a year. Year by year
Latest filing: Filed Sep 17 for a stock award on Sep 15. Mark Mikes received an award of 1.1K shares. Filing
58 SEC ownership filings in the period · See the evidence

What stands out

Four officers sold more than 25% of vested holdings: Gerben Bakker (31% of holdings, $12.6M, none under a disclosed plan), Katherine Lane (30% of holdings, $2.3M, none under a disclosed plan) and Alyssa Flynn (69% of holdings, $1.6M, none under a disclosed plan), plus 1 more.Gerben Bakker: largest sale, Feb 6, 2026 · Katherine Lane: largest sale, Feb 9, 2026 · Alyssa Flynn: largest sale, Nov 3, 2025
Mark Mikes sold $2.5M of stock with no disclosed trading plan. The filings don't state a reason.Largest such sale, Feb 17, 2026
John Malloy bought 435 shares for $187K, first on Nov 17, 2025.Purchase, Nov 17, 2025

Percentages cover 15 of 18 officers and directors. Left out: Mark Mikes (most of their shares vested during the period, so a percentage would mislead); Anthony Guzzi (most holdings were last confirmed in 2022); Bonnie Lind (most holdings were last confirmed in 2019). Disclosed company stock is not an insider's whole wealth.

Who sold, and how much of their stake

Officers and directors, past 12 months. Each bar is 100% of that person's own stake; not comparable between people. The stake is the vested shares held at the start of the period (Oct 9, 2025); the gold part is what they sold.

SoldRest of starting stakeAdded during the period
Gerben Bakker
Chairman, President & CEO, Director
31% · $12.6MNo plan disclosed
Mark Mikes
EVP, Pres Electrical Solutions
Sold $2.5M (plan status beside the amount). That is 54% of the shares held or received (after tax withholding) during the period†. A share of the starting stake is not shown: most of these shares arrived during the period. Why
$2.5MNo plan disclosed
Katherine Lane
Executive VP, GC & Secretary
Sold 30%, but 11K shares were added (mostly vesting), so the stake grew
30% · $2.3MNo plan disclosed
Alyssa Flynn
Chief Human Resources Officer
69% · $1.6MNo plan disclosed
Jonathan Del Nero
Vice President, Controller
55% · $1.4MNo plan disclosed
Amounts, filings and trading plans for each seller

Selling by month

Officers and directors, Oct 2025 to Oct 2026. Each sale is counted once: under a disclosed plan, else to cover taxes, else no plan disclosed.

No plan disclosedOne dollar scale for every month; the tallest bar is labeled
OctNov 2025: $2.1M no plan disclosedNovDecJanFeb 2026: $18.0M no plan disclosed$18.0MFebMarAprMayJunJulAug 2026: $284K no plan disclosedAugSepOct

Common questions

Is the Hubbell Incorporated CEO selling stock?

Yes. Gerben Bakker sold 25K shares ($12.6M, 31% of starting holdings) in the past 12 months, none of it under a trading plan disclosed in the filings.

Why are Hubbell Incorporated insiders selling?

Filings rarely give a reason, and we don't guess at one. What they show is how the sales were made: 0% of sales by value ran under 10b5-1 trading plans disclosed in the filings and 100% had no disclosed plan. A trading plan schedules sales in advance.

Are any Hubbell Incorporated insiders buying?

Yes. 1 officer or director reported 1 purchase in the past 12 months (Form 4 code P; rows the filings describe as reinvested dividends, plan purchases, private deals or moves into the person's own trust are not counted).

How much of their stake did Hubbell Incorporated insiders sell?

About 18% overall. As a group they still hold 99.6% of their starting shares. That covers the 12 months to Oct 9, 2026 and counts vested shares reported on SEC Forms 3, 4 and 5, which is not an insider's whole wealth.

The evidence

Who sold5 officers and directors: amount, % of holdings, trading plan
Who soldAmount% of holdingsTrading plan
Gerben Bakker
Chairman, President & CEO, Director
$12.6M
25K shares
31%No plan disclosed
Mark Mikes
EVP, Pres Electrical Solutions
$2.5M
5.1K shares
54%†
i
† Most of the shares Mark Mikes sold arrived during the period, so this is shares sold as a share of the 4.8K held at the start plus the 9.7K received, less 5.1K withheld by the company for taxes.
No plan disclosed
Katherine Lane
Executive VP, GC & Secretary
$2.3M
4.6K shares
30%No plan disclosed
Alyssa Flynn
Chief Human Resources Officer
$1.6M
3.2K shares
69%No plan disclosed
Jonathan Del Nero
Vice President, Controller
$1.4M
2.8K shares
55%No plan disclosed
The full ownership picture18 of 18 insiders fully reconciled · 16 officers and directors

Vested shares across all share classes, held directly and through trusts, LLCs and family members, as reported on SEC Forms 3, 4 and 5. Unvested awards and options are never counted as owned shares.

InsiderHeld Oct 9, 2025SoldHeld Oct 9, 2026Still held
Gerben Bakker
i
Additional holdings last reported more than 3 years ago are shown separately and excluded from totals.
Chairman, President & CEO, Director
82K−25K79K96%
Vesting, gifts, unvested awards and holding lines for Gerben Bakker
+30Kshares vested or exercised
0gifted (net of own trusts)
−32Kwithheld by the company for taxes
none reportedunvested awards, start → end
  • Additional holdings last reported more than 3 years ago are shown separately and excluded from totals.
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock82,10179,081

Additional holdings last reported Feb 1, 2016, not confirmed since: 8,410 shares. Not included in any total or percentage on this page.

William Sperry
Executive VP and CFO
51K051Kno sales
Vesting, gifts, unvested awards and holding lines for William Sperry
0shares vested or exercised
0gifted (net of own trusts)
none reportedunvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock51,06451,064
John Malloy
Director
19K019Kno sales
Vesting, gifts, unvested awards and holding lines for John Malloy
0shares vested or exercised
−435gifted (net of own trusts)
7.2K → 11Kunvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock19,08519,426
Katherine Lane
Executive VP, GC & Secretary
15K−4.6K17K+14%
Vesting, gifts, unvested awards and holding lines for Katherine Lane
+11Kshares vested or exercised
0gifted (net of own trusts)
−8.3Kwithheld by the company for taxes
none reportedunvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock15,23217,310
Neal Keating
i
Additional holdings last reported more than 3 years ago are shown separately and excluded from totals.
Director
8.6K08.6Kno sales
Vesting, gifts, unvested awards and holding lines for Neal Keating
0shares vested or exercised
0gifted (net of own trusts)
89K → 136Kunvested awards, start → end
  • Additional holdings last reported more than 3 years ago are shown separately and excluded from totals.
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock8,5718,571

Additional holdings last reported May 5, 2011, not confirmed since: 5,571 shares. Not included in any total or percentage on this page.

Joseph Capozzoli
i
Minor difference of 17 shares. Footnotes say what happened but give no amount, so the amounts are derived from the balance changes: 16.641 shares from stock units or awards that vested. 16.641 shares arrived when stock units or awards vested, by the footnote; no acquisition was reported, so the amount is derived from the balance change. Started reporting during the period; starting holdings are from the Form 3. New Form 3 filed 2026-01-08; earlier filings set aside.
Senior Vice President, CFO
5.5K06.6Kno sales
Vesting, gifts, unvested awards and holding lines for Joseph Capozzoli
0shares vested or exercised
0gifted (net of own trusts)
−445withheld by the company for taxes
none reportedunvested awards, start → end
  • 16.641 shares arrived when stock units or awards vested, by the footnote; no acquisition was reported, so the amount is derived from the balance change. Filing
  • Started reporting during the period; starting holdings are from the Form 3.
  • New Form 3 filed 2026-01-08; earlier filings set aside.
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock5,4526,625

Reconciliation: minor difference of 17 shares. Footnotes say what happened but give no amount, so the amounts are derived from the balance changes: 16.641 shares from stock units or awards that vested.

Jonathan Del Nero
Vice President, Controller
5.1K−2.8K2.9K58%
Vesting, gifts, unvested awards and holding lines for Jonathan Del Nero
0shares vested or exercised
0gifted (net of own trusts)
−338withheld by the company for taxes
none reportedunvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock5,0982,933
Mark Mikes
EVP, Pres Electrical Solutions
4.8K−5.1K4.4Knot meaningful
Vesting, gifts, unvested awards and holding lines for Mark Mikes
+6.6Kshares vested or exercised
0gifted (net of own trusts)
−5.1Kwithheld by the company for taxes
none reportedunvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock4,7854,372
Alyssa Flynn
Chief Human Resources Officer
4.7K−3.2K4.2K90%
Vesting, gifts, unvested awards and holding lines for Alyssa Flynn
+3.2Kshares vested or exercised
0gifted (net of own trusts)
−2.8Kwithheld by the company for taxes
none reportedunvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock4,6884,224
Jennifer Pollino
Director
2.9K02.9Kno sales
Vesting, gifts, unvested awards and holding lines for Jennifer Pollino
0shares vested or exercised
0gifted (net of own trusts)
0 → 341unvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock2,8862,886
Rhett Hernandez
Director
2.9K03.2Kno sales
Vesting, gifts, unvested awards and holding lines for Rhett Hernandez
0shares vested or exercised
0gifted (net of own trusts)
none reportedunvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock2,8863,227
Gregory Gumbs
President, Utility Solutions
2.7K03Kno sales
Vesting, gifts, unvested awards and holding lines for Gregory Gumbs
0shares vested or exercised
0gifted (net of own trusts)
−415withheld by the company for taxes
none reportedunvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock2,7392,952
Carlos Cardoso
i
Additional holdings last reported more than 3 years ago are shown separately and excluded from totals.
Director
1.7K02.1Kno sales
Vesting, gifts, unvested awards and holding lines for Carlos Cardoso
0shares vested or exercised
0gifted (net of own trusts)
20K → 31Kunvested awards, start → end
  • Additional holdings last reported more than 3 years ago are shown separately and excluded from totals.
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock1,7272,068

Additional holdings last reported Feb 27, 2013, not confirmed since: 1,000 shares. Not included in any total or percentage on this page.

Garrick Rochow
Director
81401.2Kno sales
Vesting, gifts, unvested awards and holding lines for Garrick Rochow
0shares vested or exercised
0gifted (net of own trusts)
none reportedunvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock8141,155
Debra Dial
Director
5890589no sales
Vesting, gifts, unvested awards and holding lines for Debra Dial
0shares vested or exercised
0gifted (net of own trusts)
1.3K → 2.5Kunvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock589589
Edward Baine
Director
3660366no sales
Vesting, gifts, unvested awards and holding lines for Edward Baine
0shares vested or exercised
0gifted (net of own trusts)
0 → 341unvested awards, start → end
Held throughShare classOct 9, 2025Oct 9, 2026
DirectCommon Stock366366

18 of 18 insiders fully reconciled: starting holdings plus reported transactions match ending holdings (17 exactly, 1 with a minor or footnoted difference). Percentages cover 15 of 18 officers and directors. Left out: Mark Mikes (most of their shares vested during the period, so a percentage would mislead); Anthony Guzzi (most holdings were last confirmed in 2022); Bonnie Lind (most holdings were last confirmed in 2019). "Still held" compares ending with starting vested shares; a plus sign means the holding grew.

What explains the selling$20.4M of sales by plan status, purpose, seller and month

Officer and director open-market sales: $20.4M across 40,945 shares. Plan status and stated purpose are separate questions, and a sale can have both.

By plan status

No plan disclosed · $20.4M

Sales with no 10b5-1 plan and no tax reference in the filing. $12.6M of it is Gerben Bakker. No plan disclosed is a statement about the filing, not about why the sale happened. Largest such sale: Katherine Lane, Feb 9, 2026

Taxes

48,834 shares ($24.3M) were withheld by the company for taxes, which isn't a market sale.

Purchases · 1 buyer (1 trade)

1 officer or director bought shares in this period, in 1 trade(Form 4 code P, leaving out rows the filings describe as reinvested dividends, plan purchases, private deals or moves into the person's own trust). Across all their filings on record there are 35 purchase trades.

SellerShares soldProceedsUnder a disclosed planShare of totalSales dates
Gerben Bakker
Chairman, President & CEO, Director
25K$12.6M0%62%Feb 6, 2026 to Feb 6, 2026
Mark Mikes
EVP, Pres Electrical Solutions
5.1K$2.5M0%12%Nov 5, 2025 to Feb 17, 2026
Katherine Lane
Executive VP, GC & Secretary
4.6K$2.3M0%11%Feb 9, 2026 to Feb 9, 2026
Alyssa Flynn
Chief Human Resources Officer
3.2K$1.6M0%8%Nov 3, 2025 to Feb 6, 2026
Jonathan Del Nero
Vice President, Controller
2.8K$1.4M0%7%Feb 9, 2026 to Aug 11, 2026

Sales by month

MonthSale proceedsDisclosed planTo cover taxesNo plan disclosed
Oct 2025$0$0$0$0
Nov 2025$2.1M$0$0$2.1M
Dec 2025$0$0$0$0
Jan 2026$0$0$0$0
Feb 2026$18.0M$0$0$18.0M
Mar 2026$0$0$0$0
Apr 2026$0$0$0$0
May 2026$0$0$0$0
Jun 2026$0$0$0$0
Jul 2026$0$0$0$0
Aug 2026$284K$0$0$284K
Sep 2026$0$0$0$0
Oct 2026$0$0$0$0
Is this normal? Selling year by year5 earlier years to compare with

In line with the past 5 years. 5 insiders sold; the average is 5 a year.

12 months endingShares soldInsiders who soldProceeds
Oct 9, 2026
Latest 12 months
41K5$20.4M
Oct 9, 2025
1 year earlier
11K5$4.2M
Oct 9, 2024
2 years earlier
56K7$20.1M
Oct 10, 2023
3 years earlier
41K4$10.8M
Oct 10, 2022
4 years earlier
17K5$3.4M
Oct 10, 2021
5 years earlier
98K6$15.1M

Open-market sales (Form 4 code S) by people who were officers or directors, in split-adjusted shares. Earlier years include people who have since left. A sale that an outside holder also reports (a family trust, a fund) is counted with outside holders in every year. Shares, not dollars, are compared, so a change in the stock price doesn't look like a change in selling. Years the filings don't fully cover are shown but left out of the average.

Known gaps and uncertaintyEvery officer and director reconciles

Every officer and director reconciles for this period.

Joseph Capozzoli: minor difference of 17 shares. Footnotes say what happened but give no amount, so the amounts are derived from the balance changes: 16.641 shares from stock units or awards that vested.

Inferred rename: "Trusts J" is treated as the same holder as "Trust", because the old name was never reported again and the new one opened with the same balance (283,220 shares). Old name, new name

Inferred typo: the share class "Class B Common ($.01 Par" is treated as the same class as "Class B Common ($.01 Par)" on 2 holding lines, because the two spellings are nearly identical and each balance carried over exactly. Example (Richard Brooks, 355 shares): old title, new title

External context: we only cite outside events when a documented connection exists. None is shown for this period.

Sources and methodology2,690 filings from SEC EDGAR, and how we read them

All 2,690 Forms 3, 4 and 5 filed for Hubbell Incorporated (SEC CIK 48898) from May 16, 2003 to Sep 17, 2026, retrieved from SEC EDGAR on Oct 9, 2026. Prices are the ones reported in each filing, often weighted averages.

Holdings. Each holding line (a share class plus an owner, such as a trust or LLC) carries its last reported balance forward. Entities first reported during the period start at zero, so transfers between an insider's own trusts don't count as selling. Lines not reported for three years or more are listed separately and left out of totals.

Sales. A sale counts as under a 10b5-1 plan if its footnote cites one or the filing's Rule 10b5-1 box is checked, and as tax-related if its footnote cites tax obligations or sell-to-cover. Shares withheld by the company for taxes are listed separately. Sales with neither attribute are labeled "no plan disclosed".

Full methodology

Former or inactive filers (38)No filing in 18 months; last reported balances, not in any total
NameLast filedLast reported balance
John RussellMay 4, 20238,538 shares, last reported balance as of May 2, 2023
Allan ConnollyMay 3, 202310,741 shares, last reported balance as of May 1, 2023
Peter LauSep 2, 20225,647 shares, last reported balance as of Sep 1, 2022
Steven ShawleyFeb 17, 20222,000 shares, last reported balance as of Dec 23, 2015
Stephen MaisFeb 15, 202214,156 shares, last reported balance as of Feb 11, 2022
David NordMay 3, 2021103,227 shares, last reported balance as of Apr 29, 2021
Darrin WegmanMay 7, 202016,562 shares, last reported balance as of May 5, 2020
Rodd RulandMay 7, 202015,902 shares, last reported balance as of May 5, 2020
Kevin PoyckAug 6, 201914,746 shares, last reported balance as of Aug 2, 2019
Maria LeeMay 7, 20192,712 shares, last reported balance as of May 3, 2019
Judith MarksMay 7, 20191,000 shares, last reported balance as of Feb 10, 2016
An-Ping HsiehMar 19, 201915,457 shares, last reported balance as of Mar 15, 2019
Richard SwiftMay 3, 201810,394 shares, last reported balance as of May 3, 2018
Carlos RodriguezFeb 17, 20166,242 shares, last reported balance as of Dec 23, 2015
William TolleyFeb 16, 201620,215 shares, last reported balance as of Feb 11, 2016
James BiggartDec 28, 20151,636 shares, last reported balance as of Dec 23, 2015
Gary AmatoDec 28, 201518,931 shares, last reported balance as of Dec 23, 2015
Robert MurphyMay 14, 201519,876 shares, last reported balance as of May 13, 2015
Andrew McNally IVFeb 25, 201536,396 shares, last reported balance as of Feb 24, 2015
Lynn GoodFeb 17, 20154,321 shares, last reported balance as of May 2, 2011
Scott MuseAug 25, 20142,968 shares, last reported balance as of Aug 25, 2014
George RatcliffeMay 8, 2014621,904 shares, last reported balance as of May 6, 2014
Timothy PowersMay 1, 2014239,315 shares, last reported balance as of Apr 30, 2014
John MulvihillMar 13, 201417,011 shares, last reported balance as of Mar 11, 2014
Daniel Van RiperMar 19, 201319,043 shares, last reported balance as of May 8, 2012
Richard DaviesDec 14, 201286,643 shares, last reported balance as of Dec 12, 2012
Joel HoffmanMay 3, 201128,937 shares, last reported balance as of May 3, 2010
Richard BrooksMay 4, 20103,591 shares, last reported balance as of Apr 9, 2010
George Edwards Jr.May 4, 201036,409 shares, last reported balance as of May 3, 2010
Daniel MeyerApr 14, 20092,526 shares, last reported balance as of May 5, 2008
Thomas SmithDec 9, 200817,232 shares, last reported balance as of Dec 5, 2008
ADAGE CAPITAL PARTNERS GP LLCApr 28, 20082,311,949 shares, last reported balance as of Apr 25, 2008
Jacqueline DonnellyFeb 6, 20081,957 shares, last reported balance as of Jan 28, 2008
Gregory CovinoDec 10, 20077,918 shares, last reported balance as of Dec 6, 2007
HUBBELL HARVEY TRUSTSep 13, 20071,410,440 shares, last reported balance as of Sep 12, 2007
ROCHE LOUIE E TRUSTSep 13, 20072,078,020 shares, last reported balance as of Sep 12, 2007
Malcolm WallopOct 13, 2005No balance on record
BESSEMER TRUST Co NATIONAL ASSOCIATIONNo balance on record

Spotted something wrong on this page? Report an error. We check every report against the SEC filing and list what we fix in the corrections log.