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Silicon Laboratories
SLAB

331 hedge funds and large institutions have $5.02B invested in Silicon Laboratories in 2025 Q2 according to their latest regulatory filings, with 61 funds opening new positions, 106 increasing their positions, 117 reducing their positions, and 52 closing their positions.

New
Increased
Maintained
Reduced
Closed

470% more call options, than puts

Call options by funds: $20.7M | Put options by funds: $3.63M

31% more capital invested

Capital invested by funds: $3.84B → $5.02B (+$1.17B)

17% more first-time investments, than exits

New positions opened: 61 | Existing positions closed: 52

2% more funds holding

Funds holding: 326 → 331 (+5)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

0.43% less ownership

Funds ownership: 105.13% → 104.69% (-0.43%)

9% less repeat investments, than reductions

Existing positions increased: 106 | Existing positions reduced: 117

Holders
331
Holders Change
+5
Holders Change %
+1.53%
% of All Funds
4.36%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
61
Increased
106
Reduced
117
Closed
52
Calls
$20.7M
Puts
$3.63M
Net Calls
+$17M
Net Calls Change
+$11.2M

Top Buyers

Rank Fund Capital Flow
1
Pathstone Holdings
Pathstone Holdings
New Jersey
+$108M
2
AQR Capital Management
AQR Capital Management
Connecticut
+$41.7M
3
WRCM
Whale Rock Capital Management
Massachusetts
+$29.4M
4
Norges Bank
Norges Bank
Norway
+$29.2M
5
Walleye Trading
Walleye Trading
New York
+$27.3M

Top Sellers

Rank Fund Capital Flow
1
GKIM
GW&K Investment Management
Massachusetts
-$79.8M
2
Capital Research Global Investors
Capital Research Global Investors
California
-$72M
3
Westfield Capital Management
Westfield Capital Management
Massachusetts
-$37.2M
4
N
Nuveen
North Carolina
-$20M
5
Wellington Management Group
Wellington Management Group
Massachusetts
-$18.9M
Name Holding Trade Value Shares
Change 		Change in
Stake
VOYA Investment Management
101
VOYA Investment Management
Georgia
$3.58M +$1.11M +9,416 +63%
RA
102
Royce & Associates
New York
$3.54M -$828K -7,001 -23%
IIM
103
INTECH Investment Management
Florida
$3.51M +$426K +3,599 +18%
EAM
104
EFG Asset Management
Oregon
$3.5M +$117K +986 +4%
CSS
105
Cubist Systematic Strategies
Connecticut
$3.08M +$1.39M +11,756 +128%
Citigroup
106
Citigroup
New York
$3.04M -$4.52M -38,254 -65%
GAM
107
Gotham Asset Management
New York
$2.8M +$2.24M +18,971 New
FDCDDQ
108
Federation des caisses Desjardins du Quebec
Quebec, Canada
$2.76M – – –
GIPM
109
G2 Investment Partners Management
New York
$2.67M +$2.14M +18,100 New
GIM
110
Granahan Investment Management
Massachusetts
$2.56M -$1.17M -9,866 -36%
MAP
111
Moody Aldrich Partners
Massachusetts
$2.55M +$2.04M +17,274 New
CC
112
Centiva Capital
New York
$2.51M +$946K +8,000 +88%
State of Tennessee, Department of Treasury
113
State of Tennessee, Department of Treasury
Tennessee
$2.4M – – –
SG Americas Securities
114
SG Americas Securities
New York
$2.4M -$628K -5,310 -25%
MOACM
115
Mutual of America Capital Management
New York
$2.39M -$59.9K -506 -3%
SAM
116
Shell Asset Management
Netherlands
$2.36M -$283K -2,395 -13%
Bank of Montreal
117
Bank of Montreal
Ontario, Canada
$2.31M +$1.34M +11,324 +261%
State of New Jersey Common Pension Fund D
118
State of New Jersey Common Pension Fund D
New Jersey
$2.26M +$304K +2,569 +20%
ZBNA
119
Zions Bancorporation, National Association
Utah
$2.21M -$40K -338 -2%
Verition Fund Management
120
Verition Fund Management
Connecticut
$2.15M +$228K +1,926 +15%
Creative Planning
121
Creative Planning
Kansas
$2.11M +$452K +3,820 +36%
AB
122
Amalgamated Bank
New York
$2.11M -$20K -169 -1%
Janus Henderson Group
123
Janus Henderson Group
United Kingdom
$2.08M – – –
LTAS
124
Linden Thomas Advisory Services
North Carolina
$1.84M -$9.23K -78 -0.6%
OQS
125
Occudo Quantitative Strategies
Florida
$1.82M +$1.46M +12,334 New
3 4
5
6 7

SLAB Hedge Fund Activity: Q2 2025 in Review

331 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Silicon Laboratories (SLAB) for Q2 2025, worth a combined $5.02B — up 31% from $3.84B a quarter earlier.

Buyers outnumbered sellers: 61 funds opened new SLAB positions and 52 closed out — a net gain of 9 holders — while 106 added to existing stakes and 117 trimmed.

The largest buyer was Pathstone Holdings, adding an estimated $108M. The largest seller was GW&K Investment Management, cutting an estimated $79.8M.

  • 331 institutional investors held Silicon Laboratories (SLAB) as of Q2 2025, up from 326 in Q1 2025.
  • Funds reported $5.02B of Silicon Laboratories stock for Q2 2025, up 31% quarter-over-quarter.
  • 61 funds opened new Silicon Laboratories positions in Q2 2025 and 52 closed out, a net change of +9 holders.
  • The largest Silicon Laboratories buyer in Q2 2025 was Pathstone Holdings, an estimated $108M added.
  • The largest Silicon Laboratories seller in Q2 2025 was GW&K Investment Management, an estimated $79.8M sold.

Based on aggregated 13F filings for Q2 2025.