GREAT LAKES ADVISORS, LLC

CIK
1078013
City
CHICAGO
State / Country
IL

Top Portfolio Positions

676 positions · $10,602,147,004 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio
GOOGL
Alphabet Inc.
Communication Services
1,205,084 $346,533,951 3.27%
JPM
Jpmorgan Chase & Co
Financial Services
1,134,824 $333,819,826 3.15%
XOM
Exxon Mobil Corp
Energy
1,509,251 $256,059,523 2.42%
AMZN
Amazon Com Inc
Consumer Cyclical
1,217,841 $253,639,742 2.39%
RTX
RTX Corp
Industrials
998,611 $192,632,061 1.82%
MRK
Merck & Co., Inc.
Healthcare
1,569,387 $188,781,557 1.78%
LIN
Linde Plc
Basic Materials
366,342 $181,617,707 1.71%
MSFT
Microsoft Corp
Technology
488,328 $180,764,372 1.70%
PH
Parker-Hannifin Corp
Industrials
200,190 $179,218,093 1.69%
NVDA
Nvidia Corp
Technology
1,005,625 $175,380,998 1.65%

Portfolio Trend

27 quarters · across all stocks

Holdings in BSX

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Shares Held

Position Value (USD)

25 of 25 shown
Report Date Value (USD) Shares
2026-03-31 $117,892,940 1,878,772
2025-12-31 $169,415,587 1,776,776
2025-09-30 $179,092,567 1,834,401
2025-06-30 $199,768,097 1,859,865
2025-03-31 $208,640,317 2,068,203
2024-12-31 $197,556,991 2,211,789
2024-09-30 $190,847,708 2,277,419
2024-06-30 $177,498,036 2,304,870
2024-03-31 $163,976,289 2,394,164
2023-12-31 $150,372,941 2,601,158
2023-09-30 $171,814,998 3,254,072
2023-06-30 $142,389,380 2,632,453
2023-03-31 $55,014,087 1,099,622
2022-12-31 $53,463,271 1,155,463
2022-09-30 $46,458,182 1,199,540
2022-06-30 $46,038,138 1,235,260
2022-03-31 $46,391,825 1,047,456
2021-12-31 $43,660,518 1,027,790
2021-09-30 $43,345,654 998,978
2021-06-30 $42,814,604 1,001,277
2021-03-31 $34,728,144 898,529
2020-12-31 $31,735,939 882,780
2020-09-30 $32,065,525 839,192
2020-06-30 $15,775,975 449,330
2020-03-31 $15,289,602 468,575