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Corning
GLW

1,740 hedge funds and large institutions have $51.2B invested in Corning in 2025 Q3 according to their latest regulatory filings, with 313 funds opening new positions, 531 increasing their positions, 652 reducing their positions, and 87 closing their positions.

New
Increased
Maintained
Reduced
Closed

260% more first-time investments, than exits

New positions opened: 313 | Existing positions closed: 87

226% more call options, than puts

Call options by funds: $2.19B | Put options by funds: $671M

84% more funds holding in top 10

Funds holding in top 10: 31 → 57 (+26)

55% more capital invested

Capital invested by funds: $33B → $51.2B (+$18.2B)

13% more funds holding

Funds holding: 1,537 → 1,740 (+203)

0.39% less ownership

Funds ownership: 73.41% → 73.02% (-0.39%)

19% less repeat investments, than reductions

Existing positions increased: 531 | Existing positions reduced: 652

Holders
1,740
Holders Change
+203
Holders Change %
+13.21%
% of All Funds
22.84%
Holding in Top 10
57
Holding in Top 10 Change
+26
Holding in Top 10 Change %
+83.87%
% of All Funds
0.75%
New
313
Increased
531
Reduced
652
Closed
87
Calls
$2.19B
Puts
$671M
Net Calls
+$1.51B
Net Calls Change
+$662M

Top Buyers

1
Capital Research Global Investors
Capital Research Global Investors
California
+$723M
2
WCM Investment Management
WCM Investment Management
California
+$551M
3
Wellington Management Group
Wellington Management Group
Massachusetts
+$252M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$221M
5
Jane Street
Jane Street
New York
+$191M

Top Sellers

1
Fidelity International
Fidelity International
Bermuda
-$341M
2
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$222M
3
Ameriprise
Ameriprise
Minnesota
-$206M
4
Squarepoint
Squarepoint
New York
-$172M
5
Millennium Management
Millennium Management
New York
-$168M
Name Holding Trade Value Shares
Change 		Change in
Stake
GI
226
GAMCO Investors
Connecticut
$16.6M -$1.24M -18,938 -9%
CNB
227
Czech National Bank
Czech Republic
$16.2M +$625K +9,566 +5%
MCM
228
Marathon Capital Management
Maryland
$15.9M -$1.04M -15,893 -8%
Zurich Cantonal Bank
229
Zurich Cantonal Bank
Switzerland
$15.9M -$11.7M -178,585 -48%
MIM
230
MetLife Investment Management
New Jersey
$15.9M -$205K -3,140 -2%
AWM
231
Apollon Wealth Management
South Carolina
$15.7M +$696K +10,649 +6%
TTWM
232
TCV Trust & Wealth Management
Virginia
$15.7M +$191K +2,930 +2%
MMA
233
Mizuho Markets Americas
New York
$15.7M +$12.5M +191,000 New
WT
234
Washington Trust
Rhode Island
$15.6M +$134K +2,058 +1%
TCM
235
Tufton Capital Management
Maryland
$15.4M -$1.41M -21,512 -10%
COPPSERS
236
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$15.4M -$121K -1,857 -1%
Pathstone Holdings
237
Pathstone Holdings
New Jersey
$15.3M -$220K -3,364 -2%
OC
238
Oppenheimer & Co
New York
$15.1M -$3.28M -50,244 -21%
IC
239
IEQ Capital
California
$14.9M -$306K -4,689 -3%
SCM
240
SIR Capital Management
New York
$14.5M -$3.76M -57,574 -25%
HRCM
241
Hood River Capital Management
Florida
$14.5M +$556K +8,502 +5%
Ensign Peak Advisors
242
Ensign Peak Advisors
Utah
$14.5M -$1.75M -26,735 -13%
FAF
243
Första AP-fonden
Sweden
$14M +$575K +8,800 +5%
DnB Asset Management
244
DnB Asset Management
Norway
$13.9M +$272K +4,165 +3%
TAM
245
Tocqueville Asset Management
New York
$13.8M +$84.1K +1,287 +0.8%
ProShare Advisors
246
ProShare Advisors
Maryland
$13.8M -$12.8K -196 -0.1%
AAP
247
Ardsley Advisory Partners
Connecticut
$13.8M +$1.04M +15,878 +10%
SCM
248
Sandler Capital Management
New York
$13.7M -$734K -11,228 -6%
Retirement Systems of Alabama
249
Retirement Systems of Alabama
Alabama
$13.6M +$57.6K +881 +0.5%
Skandinaviska Enskilda Banken (SEB)
250
Skandinaviska Enskilda Banken (SEB)
Sweden
$13.6M -$507K -7,753 -4%
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10
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GLW Hedge Fund Activity: Q3 2025 in Review

1,740 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Corning (GLW) for Q3 2025, worth a combined $51.2B — up 55% from $33B a quarter earlier.

Buyers outnumbered sellers: 313 funds opened new GLW positions and 87 closed out — a net gain of 226 holders — while 531 added to existing stakes and 652 trimmed.

The largest buyer was Capital Research Global Investors, opening a new position worth an estimated $723M. The largest seller was Fidelity International, cutting an estimated $341M.

  • 1,740 institutional investors held Corning (GLW) as of Q3 2025, up from 1,537 in Q2 2025.
  • Funds reported $51.2B of Corning stock for Q3 2025, up 55% quarter-over-quarter.
  • 313 funds opened new Corning positions in Q3 2025 and 87 closed out, a net change of +226 holders.
  • The largest Corning buyer in Q3 2025 was Capital Research Global Investors, an estimated $723M added.
  • The largest Corning seller in Q3 2025 was Fidelity International, an estimated $341M sold.

Based on aggregated 13F filings for Q3 2025.