MF
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Magnetar Financial’s Waters Corp WAT Stock Holding History

Magnetar Financial’s Portfolio WAT Stock Details WAT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$315K Buy
+839
New +$286K ﹤0.01% 767
2024
Q3 		– Sell
-10,148
Closed -$2.94M – 710
2024
Q2 		$2.94M Buy
+10,148
New +$3.24M 0.06% 166
2023
Q4 		– Sell
-7,221
Closed -$1.98M – 560
2023
Q3 		$1.98M Buy
7,221
+1,783
+33% +$493K 0.05% 186
2023
Q2 		$1.45M Sell
5,438
-451
-8% -$126K 0.03% 246
2023
Q1 		$1.82M Buy
+5,889
New +$1.9M 0.04% 311
2022
Q4 		– Sell
-4,422
Closed -$1.19M – 961
2022
Q3 		$1.19M Buy
+4,422
New +$1.41M 0.02% 688
2021
Q4 		– Sell
-1,531
Closed -$547K – 1573
2021
Q3 		$547K Buy
+1,531
New +$600K 0.01% 867
2021
Q2 		– Sell
-1,793
Closed -$510K – 1392
2021
Q1 		$510K Buy
+1,793
New +$490K ﹤0.01% 819
2020
Q1 		– Sell
-1,919
Closed -$448K – 659
2019
Q4 		$448K Sell
1,919
-2,438
-56% -$538K 0.01% 340
2019
Q3 		$973K Sell
4,357
-7,058
-62% -$1.52M 0.02% 228
2019
Q2 		$2.46M Buy
11,415
+7,360
+182% +$1.61M 0.05% 113
2019
Q1 		$1.02M Buy
4,055
+2,749
+210% +$626K 0.03% 146
2018
Q4 		$246K Sell
1,306
-654
-33% -$124K 0.01% 204
2018
Q3 		$382K Sell
1,960
-543
-22% -$105K 0.01% 255
2018
Q2 		$485K Sell
2,503
-6,939
-73% -$1.37M 0.01% 283
2018
Q1 		$1.88M Buy
+9,442
New +$1.95M 0.03% 107
2017
Q4 		– Sell
-4,009
Closed -$720K – 902
2017
Q3 		$720K Buy
+4,009
New +$727K 0.01% 355
2016
Q4 		– Sell
-7,863
Closed -$1.25M – 380
2016
Q3 		$1.25M Buy
+7,863
New +$1.22M 0.02% 237
2015
Q3 		– Sell
-3,815
Closed -$490K – 526
2015
Q2 		$490K Buy
+3,815
New +$495K 0.01% 240

Other funds holding WAT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fundsmith LLP
Fundsmith LLP London, United Kingdom $13.6B AUM 7.6% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Magnetar Financial's WAT Position: Q2 2026 in Review

Magnetar Financial opened a new position in Waters Corp (WAT) in Q2 2026: 839 shares worth $315K. The stake represents ﹤0.01% of the portfolio and ranks #767 among its holdings. This is a return to the name: Magnetar Financial previously reported a position in WAT as recently as Q2 2024.

Magnetar Financial first reported a position in WAT in Q2 2015 and has held it in 19 quarters since. The position peaked at $2.94M in Q2 2024. 1,179 funds tracked by Wall St. Rank hold WAT as of Q2 2026.

  • Magnetar Financial held 839 shares of Waters Corp worth $315K as of Q2 2026.
  • Waters Corp was a new Magnetar Financial position in Q2 2026.
  • Waters Corp made up ﹤0.01% of Magnetar Financial's portfolio in Q2 2026, its #767 holding.
  • Magnetar Financial first reported a position in Waters Corp in Q2 2015 and has held it in 19 quarters since.
  • Magnetar Financial's Waters Corp position peaked at $2.94M in Q2 2024.
  • 1,179 funds tracked by Wall St. Rank held Waters Corp as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.