State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s SES AI SES Stock Holding History

State of Wisconsin Investment Board’s Portfolio SES Stock Details SES Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$18K Buy
18,700
+6,708
+56% +$11.4K ﹤0.01% 2481
2025
Q4 		$21.6K Buy
+11,992
New +$26.9K ﹤0.01% 2356
2023
Q4 		– Sell
-10,411
Closed -$23.6K – 2544
2023
Q3 		$23.6K Buy
+10,411
New +$25.3K ﹤0.01% 2464
2023
Q2 		– Sell
-13,492
Closed -$39.8K – 2503
2023
Q1 		$39.8K Buy
13,492
+206
+2% +$649 ﹤0.01% 2473
2022
Q4 		$41.9K Sell
13,286
-3,565
-21% -$17.2K ﹤0.01% 2412
2022
Q3 		$82K Sell
16,851
-5,150
-23% -$25K ﹤0.01% 2549
2022
Q2 		$86K Buy
+22,001
New +$141K ﹤0.01% 2643

Other funds holding SES

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Temasek Holdings
Temasek Holdings Singapore $30.5B AUM 13.98% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
GMH
General Motors Holdings Detroit, Michigan $79.8M AUM 24.73% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

State of Wisconsin Investment Board's SES Position: Q1 2026 in Review

State of Wisconsin Investment Board increased its SES AI (SES) stake by 56% in Q1 2026, buying an estimated $11.4K and bringing the position to 18,700 shares worth $18K. The position accounts for ﹤0.01% of the portfolio, ranked #2481.

State of Wisconsin Investment Board first reported a position in SES in Q2 2022 and has held it in 7 quarters since. The position peaked at $86K in Q2 2022. 141 funds tracked by Wall St. Rank hold SES as of Q1 2026.

  • State of Wisconsin Investment Board held 18,700 shares of SES AI worth $18K as of Q1 2026.
  • State of Wisconsin Investment Board bought 6,708 SES AI shares in Q1 2026, an estimated $11.4K.
  • SES AI made up ﹤0.01% of State of Wisconsin Investment Board's portfolio in Q1 2026, its #2481 holding.
  • State of Wisconsin Investment Board first reported a position in SES AI in Q2 2022 and has held it in 7 quarters since.
  • State of Wisconsin Investment Board's SES AI position peaked at $86K in Q2 2022.
  • 141 funds tracked by Wall St. Rank held SES AI as of Q1 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2026, filed 15 May 2026.