GREAT LAKES ADVISORS, LLC

View all activity View 13F on SEC

Data as of Q4 2025

Institutional investor tracked via SEC 13F filings. Portfolio snapshot as of 2025-12-31.SEC EDGAR Source

Assets Under Management

$12.3B

Total Positions

798

New This Quarter

Filing Period

2025-12-31

Portfolio Allocation

Top holdings by portfolio weight

GOOGL2.94%

JPM2.86%

AMZN2.27%

MSFT1.77%

WFC1.70%

BAC1.64%

NVDA1.55%

RTX1.44%

MRK1.44%

DIS1.43%

Other18.69%

Position Outcomes

Best and worst performing positions by estimated return

Top Winners

PLTR9Q held

Palantir Technologies Inc

Avg $17.17 · $12.5M est. P&L

Est. P&L

+953.23%

VST20Q held

Vistra Corp

Avg $20.83 · $959,643 est. P&L

Est. P&L

+680.75%

MPWR28Q held

Monolithic Power Systems Inc

Avg $132.37 · $979,570 est. P&L

Est. P&L

+596.78%

Top Losers

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View plans

Cost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.

Top Holdings(Showing 25 of 798 — sorted by value)

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Activity:

Stock	Shares	Value	Weight	Price Trend	Avg Buy	Est. P&L	Held	Conviction
GOOGL Alphabet Inc	1.2M	$360.2M	2.9%	—	$135.57	+131.51%	28 qtrs	Increased 54
JPM JPMORGAN CHASE & CO.	1.1M	$350.8M	2.9%	—	$129.35	+148.92%	28 qtrs	Decreased 0
AMZN Amazon.com Inc	1.2M	$278.9M	2.3%	—	$192.39	+20.86%	28 qtrs	Decreased 0
MSFT Microsoft Corp	448,963	$217.1M	1.8%	—	$243.77	+99.97%	28 qtrs	Decreased 0
WFC Wells Fargo & Co	2.2M	$208.9M	1.7%	—	$37.55	+149.93%	21 qtrs	Decreased 0
BAC Bank of America Corp	3.7M	$201.7M	1.6%	—	$26.91	+105.46%	28 qtrs	Decreased 0
NVDA NVIDIA Corp	1M	$190.6M	1.6%	—	$118.21	+58.65%	28 qtrs	Decreased 0
RTX RTX Corp	963,460	$176.7M	1.4%	—	$87.80	+109.57%	23 qtrs	Decreased 0
MRK Merck & Co Inc	1.7M	$176.5M	1.4%	—	$89.42	+18.61%	28 qtrs	Increased 49
DIS Walt Disney Co/The	1.5M	$175.1M	1.4%	—	$102.87	+11.58%	28 qtrs	Decreased 0
XOM Exxon Mobil Corp	1.5M	$175.1M	1.4%	—	$99.20	+21.16%	28 qtrs	Increased 48
PH Parker-Hannifin Corp	193,864	$170.4M	1.4%	—	$337.50	+162.86%	12 qtrs	Decreased 0
BSX Boston Scientific Corp	1.8M	$169.4M	1.4%	—	$47.16	+103.57%	28 qtrs	Decreased 0
BLK Blackrock Inc	156,380	$167.4M	1.4%	—	$933.28	+16.08%	6 qtrs	Decreased 0
ABT Abbott Laboratories	1.3M	$164.5M	1.3%	—	$99.09	+26.30%	28 qtrs	Decreased 0
MU Micron Technology Inc	565,035	$161.3M	1.3%	—	$74.66	+291.95%	12 qtrs	Decreased 0
AVGO Broadcom Inc	455,387	$157.6M	1.3%	—	$164.54	+112.62%	28 qtrs	Decreased 0
LIN Linde PLC	350,060	$149.3M	1.2%	—	$425.95	+0.56%	12 qtrs	Increased 77
HIG Hartford Insurance Group Inc/The	1.1M	$148M	1.2%	—	$69.53	+99.70%	12 qtrs	Decreased 0
META Meta Platforms Inc	222,532	$146.9M	1.2%	—	$223.64	+197.77%	28 qtrs	Decreased 0
GS Goldman Sachs Group Inc/The	166,691	$146.5M	1.2%	—	$553.35	+59.83%	12 qtrs	Decreased 0
ABBV AbbVie Inc	595,628	$136.1M	1.1%	—	$125.35	+81.81%	28 qtrs	Decreased 0
RNR RenaissanceRe Holdings Ltd	482,713	$135.7M	1.1%	—	$205.00	+38.37%	23 qtrs	Decreased 0
BRK/B Berkshire Hathaway Inc	262,410	$131.9M	1.1%	—	—	—	28 qtrs	Decreased 0
TJX TJX Cos Inc/The	856,695	$131.6M	1.1%	—	$114.75	+35.00%	28 qtrs	Decreased 0
Showing 25 of 798 results.PROUpgrade to see all →

Accumulation Streaks

Positions with 2+ consecutive quarters of increases — persistent directional conviction.

Security

SUTNYSUMITOMO MITSUI TRUST HLDG INC SPONSORED ADR

Q1 2024 → Q4 2025+524,668 shares+$3.3M

DSEEYDaiwa Secs Group Spon Adr

Q1 2024 → Q4 2025+327,659 shares+$2.9M

KGFHYKINGFISHER PLC SPON ADR PAR

Q1 2024 → Q4 2025+443,336 shares+$3.8M

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Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer